EP1999314A1 - Verfahren zur herstellung von papier, pappe und karton mit hoher trockenfestigkeit - Google Patents
Verfahren zur herstellung von papier, pappe und karton mit hoher trockenfestigkeitInfo
- Publication number
- EP1999314A1 EP1999314A1 EP07712497A EP07712497A EP1999314A1 EP 1999314 A1 EP1999314 A1 EP 1999314A1 EP 07712497 A EP07712497 A EP 07712497A EP 07712497 A EP07712497 A EP 07712497A EP 1999314 A1 EP1999314 A1 EP 1999314A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- polymer
- acid
- pulp
- paper
- units
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000123 paper Substances 0.000 title claims abstract description 58
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 239000011111 cardboard Substances 0.000 title claims abstract description 10
- 239000011087 paperboard Substances 0.000 title claims abstract description 8
- 229920000642 polymer Polymers 0.000 claims abstract description 57
- UYMKPFRHYYNDTL-UHFFFAOYSA-N ethenamine Chemical compound NC=C UYMKPFRHYYNDTL-UHFFFAOYSA-N 0.000 claims abstract description 36
- 229920001732 Lignosulfonate Polymers 0.000 claims abstract description 26
- FOGYNLXERPKEGN-UHFFFAOYSA-N 3-(2-hydroxy-3-methoxyphenyl)-2-[2-methoxy-4-(3-sulfopropyl)phenoxy]propane-1-sulfonic acid Chemical compound COC1=CC=CC(CC(CS(O)(=O)=O)OC=2C(=CC(CCCS(O)(=O)=O)=CC=2)OC)=C1O FOGYNLXERPKEGN-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000001035 drying Methods 0.000 claims abstract description 8
- 239000000178 monomer Substances 0.000 claims description 50
- 238000000034 method Methods 0.000 claims description 36
- ZQXSMRAEXCEDJD-UHFFFAOYSA-N n-ethenylformamide Chemical compound C=CNC=O ZQXSMRAEXCEDJD-UHFFFAOYSA-N 0.000 claims description 29
- 229920001577 copolymer Polymers 0.000 claims description 28
- 239000002253 acid Substances 0.000 claims description 23
- 150000001449 anionic compounds Chemical class 0.000 claims description 20
- 150000001875 compounds Chemical class 0.000 claims description 17
- 229910052783 alkali metal Inorganic materials 0.000 claims description 13
- 150000001340 alkali metals Chemical class 0.000 claims description 13
- 150000003863 ammonium salts Chemical class 0.000 claims description 13
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 12
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 12
- 125000000129 anionic group Chemical group 0.000 claims description 12
- 229920006317 cationic polymer Polymers 0.000 claims description 11
- 229910052799 carbon Inorganic materials 0.000 claims description 10
- 125000003277 amino group Chemical group 0.000 claims description 9
- 238000007334 copolymerization reaction Methods 0.000 claims description 9
- 229920001519 homopolymer Polymers 0.000 claims description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 5
- 238000003776 cleavage reaction Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 230000007017 scission Effects 0.000 claims description 5
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 4
- 230000000996 additive effect Effects 0.000 claims description 4
- 229910052708 sodium Inorganic materials 0.000 claims description 4
- 239000011734 sodium Substances 0.000 claims description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229910052700 potassium Inorganic materials 0.000 claims description 3
- 239000011591 potassium Substances 0.000 claims description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- 239000011575 calcium Substances 0.000 claims description 2
- 159000000003 magnesium salts Chemical class 0.000 claims description 2
- 230000000379 polymerizing effect Effects 0.000 claims description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 2
- 229920002554 vinyl polymer Polymers 0.000 claims 1
- 229920001131 Pulp (paper) Polymers 0.000 abstract description 8
- 125000002091 cationic group Chemical group 0.000 description 13
- 229920006318 anionic polymer Polymers 0.000 description 10
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 8
- 230000007062 hydrolysis Effects 0.000 description 8
- 238000006460 hydrolysis reaction Methods 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 7
- 229920005610 lignin Polymers 0.000 description 6
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 5
- 239000000725 suspension Substances 0.000 description 5
- 238000007792 addition Methods 0.000 description 4
- 150000001409 amidines Chemical group 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 4
- 150000001735 carboxylic acids Chemical class 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000010893 paper waste Substances 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 229920002472 Starch Polymers 0.000 description 3
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 3
- 159000000007 calcium salts Chemical class 0.000 description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- -1 polyvinylamine Polymers 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 239000008107 starch Substances 0.000 description 3
- 235000019698 starch Nutrition 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- BDHFUVZGWQCTTF-UHFFFAOYSA-N sulfonic acid Chemical compound OS(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-N 0.000 description 3
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 3
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 2
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 description 2
- ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- YNAVUWVOSKDBBP-UHFFFAOYSA-N Morpholine Chemical compound C1COCCN1 YNAVUWVOSKDBBP-UHFFFAOYSA-N 0.000 description 2
- 229920002873 Polyethylenimine Polymers 0.000 description 2
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 2
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 150000003926 acrylamides Chemical class 0.000 description 2
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 2
- 150000001299 aldehydes Chemical class 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 229920005605 branched copolymer Polymers 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 2
- 239000011976 maleic acid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920000371 poly(diallyldimethylammonium chloride) polymer Polymers 0.000 description 2
- 229920002401 polyacrylamide Polymers 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000010517 secondary reaction Methods 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-N sodium;hydron;carbonate Chemical compound [Na+].OC(O)=O UIIMBOGNXHQVGW-UHFFFAOYSA-N 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical class [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- OSSNTDFYBPYIEC-UHFFFAOYSA-N 1-ethenylimidazole Chemical compound C=CN1C=CN=C1 OSSNTDFYBPYIEC-UHFFFAOYSA-N 0.000 description 1
- JAHNSTQSQJOJLO-UHFFFAOYSA-N 2-(3-fluorophenyl)-1h-imidazole Chemical compound FC1=CC=CC(C=2NC=CN=2)=C1 JAHNSTQSQJOJLO-UHFFFAOYSA-N 0.000 description 1
- WROUWQQRXUBECT-UHFFFAOYSA-N 2-ethylacrylic acid Chemical compound CCC(=C)C(O)=O WROUWQQRXUBECT-UHFFFAOYSA-N 0.000 description 1
- QENRKQYUEGJNNZ-UHFFFAOYSA-N 2-methyl-1-(prop-2-enoylamino)propane-1-sulfonic acid Chemical compound CC(C)C(S(O)(=O)=O)NC(=O)C=C QENRKQYUEGJNNZ-UHFFFAOYSA-N 0.000 description 1
- PSZAEHPBBUYICS-UHFFFAOYSA-N 2-methylidenepropanedioic acid Chemical compound OC(=O)C(=C)C(O)=O PSZAEHPBBUYICS-UHFFFAOYSA-N 0.000 description 1
- RUMACXVDVNRZJZ-UHFFFAOYSA-N 2-methylpropyl 2-methylprop-2-enoate Chemical compound CC(C)COC(=O)C(C)=C RUMACXVDVNRZJZ-UHFFFAOYSA-N 0.000 description 1
- CFVWNXQPGQOHRJ-UHFFFAOYSA-N 2-methylpropyl prop-2-enoate Chemical compound CC(C)COC(=O)C=C CFVWNXQPGQOHRJ-UHFFFAOYSA-N 0.000 description 1
- AGBXYHCHUYARJY-UHFFFAOYSA-N 2-phenylethenesulfonic acid Chemical compound OS(=O)(=O)C=CC1=CC=CC=C1 AGBXYHCHUYARJY-UHFFFAOYSA-N 0.000 description 1
- FYRWKWGEFZTOQI-UHFFFAOYSA-N 3-prop-2-enoxy-2,2-bis(prop-2-enoxymethyl)propan-1-ol Chemical compound C=CCOCC(CO)(COCC=C)COCC=C FYRWKWGEFZTOQI-UHFFFAOYSA-N 0.000 description 1
- BRLQWZUYTZBJKN-UHFFFAOYSA-N Epichlorohydrin Chemical compound ClCC1CO1 BRLQWZUYTZBJKN-UHFFFAOYSA-N 0.000 description 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 1
- 240000000797 Hibiscus cannabinus Species 0.000 description 1
- 239000004117 Lignosulphonate Substances 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 240000003085 Quassia amara Species 0.000 description 1
- 240000000111 Saccharum officinarum Species 0.000 description 1
- 235000007201 Saccharum officinarum Nutrition 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 1
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 244000098338 Triticum aestivum Species 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 239000001361 adipic acid Substances 0.000 description 1
- 235000011037 adipic acid Nutrition 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000001447 alkali salts Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- JXLHNMVSKXFWAO-UHFFFAOYSA-N azane;7-fluoro-2,1,3-benzoxadiazole-4-sulfonic acid Chemical compound N.OS(=O)(=O)C1=CC=C(F)C2=NON=C12 JXLHNMVSKXFWAO-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- PVEOYINWKBTPIZ-UHFFFAOYSA-N but-3-enoic acid Chemical compound OC(=O)CC=C PVEOYINWKBTPIZ-UHFFFAOYSA-N 0.000 description 1
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 235000012255 calcium oxide Nutrition 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- HNEGQIOMVPPMNR-IHWYPQMZSA-N citraconic acid Chemical compound OC(=O)C(/C)=C\C(O)=O HNEGQIOMVPPMNR-IHWYPQMZSA-N 0.000 description 1
- 229940018557 citraconic acid Drugs 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- LDHQCZJRKDOVOX-NSCUHMNNSA-N crotonic acid Chemical compound C\C=C\C(O)=O LDHQCZJRKDOVOX-NSCUHMNNSA-N 0.000 description 1
- 239000013530 defoamer Substances 0.000 description 1
- BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- UIWXSTHGICQLQT-UHFFFAOYSA-N ethenyl propanoate Chemical compound CCC(=O)OC=C UIWXSTHGICQLQT-UHFFFAOYSA-N 0.000 description 1
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 description 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000008396 flotation agent Substances 0.000 description 1
- 125000002485 formyl group Chemical group [H]C(*)=O 0.000 description 1
- 239000001530 fumaric acid Substances 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 150000004676 glycans Chemical class 0.000 description 1
- 239000011426 gypsum mortar Substances 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000002655 kraft paper Substances 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 235000019357 lignosulphonate Nutrition 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 235000012245 magnesium oxide Nutrition 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- HNEGQIOMVPPMNR-NSCUHMNNSA-N mesaconic acid Chemical compound OC(=O)C(/C)=C/C(O)=O HNEGQIOMVPPMNR-NSCUHMNNSA-N 0.000 description 1
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 description 1
- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 1
- HNEGQIOMVPPMNR-UHFFFAOYSA-N methylfumaric acid Natural products OC(=O)C(C)=CC(O)=O HNEGQIOMVPPMNR-UHFFFAOYSA-N 0.000 description 1
- 239000010812 mixed waste Substances 0.000 description 1
- 239000003110 molding sand Substances 0.000 description 1
- ZIUHHBKFKCYYJD-UHFFFAOYSA-N n,n'-methylenebisacrylamide Chemical compound C=CC(=O)NCNC(=O)C=C ZIUHHBKFKCYYJD-UHFFFAOYSA-N 0.000 description 1
- GORGQKRVQGXVEB-UHFFFAOYSA-N n-ethenyl-n-ethylacetamide Chemical compound CCN(C=C)C(C)=O GORGQKRVQGXVEB-UHFFFAOYSA-N 0.000 description 1
- PNLUGRYDUHRLOF-UHFFFAOYSA-N n-ethenyl-n-methylacetamide Chemical compound C=CN(C)C(C)=O PNLUGRYDUHRLOF-UHFFFAOYSA-N 0.000 description 1
- OFESGEKAXKKFQT-UHFFFAOYSA-N n-ethenyl-n-methylformamide Chemical compound C=CN(C)C=O OFESGEKAXKKFQT-UHFFFAOYSA-N 0.000 description 1
- DSENQNLOVPYEKP-UHFFFAOYSA-N n-ethenyl-n-methylpropanamide Chemical compound CCC(=O)N(C)C=C DSENQNLOVPYEKP-UHFFFAOYSA-N 0.000 description 1
- RQAKESSLMFZVMC-UHFFFAOYSA-N n-ethenylacetamide Chemical compound CC(=O)NC=C RQAKESSLMFZVMC-UHFFFAOYSA-N 0.000 description 1
- IUWVWLRMZQHYHL-UHFFFAOYSA-N n-ethenylpropanamide Chemical compound CCC(=O)NC=C IUWVWLRMZQHYHL-UHFFFAOYSA-N 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- HVAMZGADVCBITI-UHFFFAOYSA-N pent-4-enoic acid Chemical compound OC(=O)CCC=C HVAMZGADVCBITI-UHFFFAOYSA-N 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- ACVYVLVWPXVTIT-UHFFFAOYSA-N phosphinic acid Chemical class O[PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-N 0.000 description 1
- AQSJGOWTSHOLKH-UHFFFAOYSA-N phosphite(3-) Chemical class [O-]P([O-])[O-] AQSJGOWTSHOLKH-UHFFFAOYSA-N 0.000 description 1
- 229920001515 polyalkylene glycol Polymers 0.000 description 1
- 229920000867 polyelectrolyte Polymers 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 239000005017 polysaccharide Substances 0.000 description 1
- 229940072033 potash Drugs 0.000 description 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- ODLMAHJVESYWTB-UHFFFAOYSA-N propylbenzene Chemical group CCCC1=CC=CC=C1 ODLMAHJVESYWTB-UHFFFAOYSA-N 0.000 description 1
- 239000007870 radical polymerization initiator Substances 0.000 description 1
- 238000010526 radical polymerization reaction Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- SONHXMAHPHADTF-UHFFFAOYSA-M sodium;2-methylprop-2-enoate Chemical compound [Na+].CC(=C)C([O-])=O SONHXMAHPHADTF-UHFFFAOYSA-M 0.000 description 1
- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 description 1
- 125000001273 sulfonato group Chemical group [O-]S(*)(=O)=O 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 229920001059 synthetic polymer Polymers 0.000 description 1
- FAGUFWYHJQFNRV-UHFFFAOYSA-N tetraethylenepentamine Chemical compound NCCNCCNCCNCCN FAGUFWYHJQFNRV-UHFFFAOYSA-N 0.000 description 1
- 150000003573 thiols Chemical class 0.000 description 1
- LDHQCZJRKDOVOX-UHFFFAOYSA-N trans-crotonic acid Natural products CC=CC(O)=O LDHQCZJRKDOVOX-UHFFFAOYSA-N 0.000 description 1
- VPYJNCGUESNPMV-UHFFFAOYSA-N triallylamine Chemical compound C=CCN(CC=C)CC=C VPYJNCGUESNPMV-UHFFFAOYSA-N 0.000 description 1
- 229920001567 vinyl ester resin Polymers 0.000 description 1
- ZTWTYVWXUKTLCP-UHFFFAOYSA-N vinylphosphonic acid Chemical compound OP(O)(=O)C=C ZTWTYVWXUKTLCP-UHFFFAOYSA-N 0.000 description 1
- NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical compound OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 229920003169 water-soluble polymer Polymers 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/18—Reinforcing agents
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/21—Macromolecular organic compounds of natural origin; Derivatives thereof
- D21H17/23—Lignins
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
- D21H17/42—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups anionic
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/20—Macromolecular organic compounds
- D21H17/33—Synthetic macromolecular compounds
- D21H17/34—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H17/41—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups
- D21H17/42—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups anionic
- D21H17/43—Carboxyl groups or derivatives thereof
Definitions
- the invention relates to a process for the production of paper, paperboard and cardboard with high dry strength by separately adding a polymer containing vinylamine units and a polymeric anionic compound to a pulp, dewatering the pulp and drying the paper products.
- a process for the production of paper with high dry strength is known in which the paper stock is first a water-soluble cationic polymer, eg. As polyethyleneimine, and then adding a water-soluble anionic polymer, eg. As a hydrolyzed polyacrylamide, added and dehydrated the pulp on the paper machine with sheet formation.
- the anionic polymers contain up to 30 mol% of copolymerized acrylic acid.
- a process for the production of paper with high dry strength in which one adds to the paper stock first a water-soluble cationic polymer and then a water-soluble anionic polymer sat.
- Suitable anionic polymers are, for example, homopolymers or copolymers of ethylenically unsaturated C 3 -C 8 -carboxylic acids.
- the copolymers contain at least 35% by weight of an ethylenically unsaturated C 3 -C 5 -carboxylic acid (for example acrylic acid) in copolymerized form.
- the cationic polymers described in the examples are polyethyleneimine, polyvinylamine, polydiallyldimethylammonium chloride and epichlorohydrin-crosslinked condensation products of adipic acid and diethylenetriamine.
- the use of partially hydrolyzed homo- and copolymers of N-vinylformamide has also been considered.
- the hydrolysis The degree of segregation of the N-vinylformamide polymers is at least 30 mol% and is preferably from 50 to 100 mol%.
- JP-A 1999-140787 relates to a process for the production of corrugated board, wherein to improve the strength properties of a paper product to the pulp 0.05 to 0.5 wt .-%, based on dry pulp, of a polyvinylamine obtained by hydrolysis of polyvinylformamide having a degree of hydrolysis of from 25 to 100%, is added in combination with an anionic polyacrylamide, the pulp is then dewatered and dried.
- WO 03/052206 discloses a paper product with improved strength properties which can be obtained by applying to the surface of a paper product a polyvinylamine and a polymeric anionic compound which can form a polyelectrolyte complex with polyvinylamine, or a polymeric compound with Alde - Hydro functions such as aldehyde-containing polysaccharides applies. Not only does the paper improve its dry and wet strength, it also observes a sizing effect of the treating agents.
- WO 04/061235 a process for the production of paper, in particular tissue, with particularly high wet and / or dry strengths is known, in which one adds to the paper material first a water-soluble cationic polymer, the at least 1, 5meq / g polymer of primary amino functionalities contains and has a molecular weight of at least 10,000 daltons. Particular emphasis is placed here partially and fully hydrolyzed homopolymers of N-vinylformamide. Subsequently, a water-soluble anionic polymer is added which contains anionic and / or aldehydic groups.
- the advantage of this method is mainly the variability of the two-component systems described in terms of various paper properties, including wet and dry strength, exposed.
- EP-A 438 744 is the use of copolymers of, for example, N-vinylformamide and acrylic acid, methacrylic acid and / or maleic acid having a K value of 8 to 50 (determined by H. Fikentscher in 1% aqueous solution at pH 7 and 25 ° C.) and the polymers obtainable therefrom by partial or complete removal of formyl groups from the copolymerized vinylformamide to form vinylamine units as coating inhibitors in water-carrying systems such as boilers or pipes.
- copolymers obtained by copolymerizing N-vinylcarboxamides, monoethylenically unsaturated carboxylic acids and optionally other ethylenically unsaturated monomers and subsequent hydrolysis of the vinylcarboxylic acid units contained in the copolymers to the corresponding the amine or ammonium units are available, can be used in papermaking as an additive to the paper stock to increase the rate of dewatering and retention and the dry and wet strength of the paper, see. EP-B 672 212.
- a process for the production of paper, paperboard and cardboard with high dry strength is known by separate addition of a polymer containing vinylamine units and a polymeric anionic compound to a pulp, dewatering of the pulp and drying of the paper products ,
- the polymeric anionic compound used is at least one copolymer obtainable by copolymerizing
- R 1 , R 2 H or C 1 to C 6 alkyl
- lignosulfonic acid and lignosulfonates as dispersants in cement and gypsum mortars, as flotation agents, as an additive in feed pelting, as molding sand binders and as agglomerating agents in ore smelting, cf. Römpp, 9th edition, Georg Thieme Verlag Stuttgart, 1990, page 251 1.
- the present invention has for its object to provide a further process for the production of paper with high dry strength and lowest possible wet strength available.
- the dry strength in particular in packaging papers (for example, wave from waste paper, Fluting) should be further improved compared to the previously known methods.
- the object is achieved according to the invention by a process for the production of paper, paperboard and cardboard with high dry strength by separately adding a polymer comprising vinylamine units and a polymeric anionic compound to a paper stock, draining the paper stock and drying the paper stock. when used as a polymeric anionic compound lignosulfonic acid and / or a lignosulfonate.
- a polymer comprising vinylamine units is added to the paper stock as the polymeric cationic component.
- These compounds are preferably used as the sole cationic component. However, they may optionally be replaced by other cationic polymers, such as cationic poly (meth) acrylamides, polydiallyldimethylammonium chlorides, condensates of dimethylamine and epichlorohydrin or polydialkyl (meth) acrylamides, up to a proportion of 50% by weight.
- Suitable polymers containing vinylamine units are all polymers which are specified, for example, in WO 04/061235, page 12, line 28 to page 13, line 21 and in FIG. 1 cited in the prior art.
- the molar mass M w of the polymers containing vinylamine units is, for example, 1000 to 5 million and is usually in the range from 5 000 to 500 000, preferably 40 000 D to 400 000 D.
- Polymers containing vinylamine units are obtainable, for example, by polymerizing at least one monomer of the formula
- R 1 , R 2 H or C 1 - to C 6 -alkyl
- the indication of vinylamine units comprises the sum of vinylamine and amidine units in the polymer.
- a polymer containing at least 1 mol% of N-vinylformamide homopolymer is used as the polymer containing vinylamine units.
- Polyvinylamine and / or at least 50 mol% of hydrolyzed homopolymers of N-vinylformamide are preferably used in the inventive method as a cationic component.
- amphoteric copolymers which contain vinylamine units and which have at least at least 10 mol% more cationic than anionic groups.
- amphoteric polymers are obtainable, for example, by copolymerization
- R 1 , R 2 H or C 1 to C 6 alkyl
- This group of polymers which are amphoteric and which have a total of more cationic than anionic groups contains, for example, up to a maximum of 35 mol%, preferably up to a maximum of 10 mol% of at least one acid group-containing monomer of group (b) in copolymerized form.
- lignosulfonic acid and / or a lignosulfonate into consideration. Further details of these products can be found, for example, in the abovementioned reference Römpp, 9th edition, G. Thieme Verlag Stuttgart, 1990, page 251 1 and in Ullmann 's Encyclopedia of Industrial Chemistry, 5th Completely Revised Edition, Volume A15, Pages 31 1 to 314.
- Lignosulphonic acid is produced in cellulose production by sulfite digestion of wood, whereby lignin reacts with sulphurous acid. It is sulfonated here on the C3 side chains of the phenylpropane units.
- lignin sulphonic acid or lignin sulphonates are formed, for example, the sodium, potassium, ammonium, magnesium or calcium salts of lignosulphonic acid.
- Lignosulfonic acid and the salts of lignosulfonic acid mentioned are soluble in water.
- the molecular weight of the lignosulfonic acid is, for example 10,000 to 200,000 g / mol.
- Lignosulfonates are z. B. obtained from the sulfite waste liquors (black liquor) of cellulose production.
- Lignosulfonic acid and / or lignin sulfonate are used, for example, in an amount of from 0.1 to 10% by weight, preferably from 0.2 to 5% by weight and in particular from 0.5 to 2% by weight, based on dry paper stock.
- lignosulfonate for example, the water-soluble sodium, potassium, ammonium, calcium, magnesium salts or mixtures thereof are used.
- the sodium, ammonium and calcium salts are used.
- Vinylamine-containing polymer and lignosulfonic acid and / or Ligninsulfo- are used in the inventive method, for example in a weight ratio of 5: 1 to 1: 5, preferably in a weight ratio of 2: 1 to 1: 2.
- lignin sulfonic acid and / or lignin sulfonate are used together with an anionic copolymer of an N-vinylcarboxamide.
- the dosage of these two components can be done separately or as a mixture.
- it is used as a polymeric anionic compound
- R 1 , R 2 H or C 1 - to C 6 -alkyl
- B at least one acid group-containing monoethylenically unsaturated monomer and / or their alkali metal, alkaline earth metal or ammonium salts and optionally
- polymeric anionic compound (ii) is a copolymer obtainable by copolymerizing
- the polymeric anionic compound (ii) contains, for example
- These compounds may be modified so that they additionally contain at least one compound having at least two ethylenically unsaturated double bonds in copolymerized form in the molecule.
- branched copolymers are obtained.
- the proportions and reaction conditions are to be selected so that water-soluble polymers are still obtained.
- polymerization regulators Use can be made of all known regulators, e.g. Thiols, sec. Alcohols, sulfites, phosphites, hypophosphites, thioacids, aldehydes, etc. (further details can be found, for example, in EP-A 438 744, page 5, lines 7-12).
- the branched copolymers contain, for example
- Examples of monomers of group (a) are N-vinylformamide, N-vinyl-N-methylformamide, N-vinylacetamide, N-vinyl-N-methylacetamide, N-vinyl-N-ethylacetamide, N-vinyl-N-methylpropionamide and N -Vinylpropionamid.
- the monomers of group (a) can be used alone or in a mixture in the copolymerization with the monomers of the other groups.
- Suitable monomers of group (b) are, in particular, monoethylenically unsaturated carboxylic acids having 3 to 8 carbon atoms and the water-soluble salts of these carboxylic acids.
- This group of monomers includes, for example, acrylic acid, methacrylic acid, dimethacrylic acid, ethacrylic acid, maleic acid, fumaric acid, itaconic acid, mesaconic acid, citraconic acid, methylenemalonic acid, allylacetic acid, vinylacetic acid and crotonic acid.
- monomers of group (b) are monomers containing sulfo groups, such as vinylsulfonic acid, acrylamido-2-methylpropanesulfonic acid and styrenesulfonic acid and vinylphosphonic acid.
- the monomers of this group can be used alone or in admixture with each other, in partially or completely neutralized form in the copolymerization.
- neutralization for example, alkali metal or alkaline earth metal bases, ammonia, amines and / or alkanolamines are used.
- the monomers of group (b) are preferably used in the copolymerization in partially neutralized form.
- the copolymers may optionally contain monomers of group (c) in copolymerized form for modification, e.g. Esters of ethylenically unsaturated C3 to C8 carboxylic acids such as methyl acrylate, ethyl acrylate, n-butyl acrylate, isobutyl acrylate, isobutyl methacrylate, methyl methacrylate, ethyl methacrylate and vinyl esters e.g. Vinyl acetate or vinyl propionate, or other monomers such as N-vinylpyrrolidone, N-vinylimidazole, acrylamide and / or methacrylamide.
- group (c) in copolymerized form for modification, e.g. Esters of ethylenically unsaturated C3 to C8 carboxylic acids such as methyl acrylate, ethyl acrylate, n-butyl acrylate, isobutyl acrylate, iso
- a further modification of the copolymers is possible by using in the copolymerization monomers (d) which contain at least two double bonds in the molecule, for.
- monomers (d) which contain at least two double bonds in the molecule
- methylenebisacrylamide glycol diacrylate, Glykoldimethacrylat, Gylcerintriacrylat, triallylamine, pentaerythritol triallyl ether, at least two times with acrylic acid and / or methacrylic acid esterified polyalkylene glycols or polyols such as pentaerythritol, Sobit or glucose.
- the amounts used are up to 2 mol%, z. B. 0.001 to 1 mol%.
- copolymerization of the monomers takes place in a known manner in the presence of free-radical polymerization initiators and optionally in the presence of polymerization regulators, cf. EP-B 672 212, page 4, lines 13-37 or EP-A 438 744, page 2, line 26 to page 8, line 18.
- Suitable polymeric anionic compounds (ii) are also amphoteric copolymers obtainable by copolymerizing
- R 1 , R 2 H or C 1 - to C 6 -alkyl
- amphoteric compounds having a total anionic charge include, for example
- the hydrolysis of the anionic copolymers can be carried out in the presence of acids or bases or else enzymatically.
- the vinylamine groups formed from the vinylcarboxamide units are present in salt form.
- the hydrolysis of vinylcarboxylic acid amide copolymers is described in U.S. Pat
- polymeric anionic compound (ii) is preferably used a copolymer which
- the average molecular weights Mw of the anionic or amphoteric polymers (ii) are, for example, 30,000 D to 10 million D, preferably 100,000 D to 1 million D.
- These polymers have, for example, K values (determined according to H. Fikentscher in 5% iger aqueous saline solution at pH 7, a polymer concentration of 0.5% by weight and a temperature of 25 ° C) in the range of 20 to 250, preferably 50 to 150.
- the invention further provides the use of lignosulfonic acid and / or at least one lignosulfonate as additive to the paper stock in the production of paper, paperboard and cardboard in the presence of at least one vinylamine units containing cationic polymers to increase the dry strength.
- lignosulfonic acid and / or lingosulfonate are first metered into the paper stock, then the polymer containing vinylamine units is added and the paper stock is subsequently dehydrated.
- An embodiment of the process according to the invention is particularly preferred in which, after addition of lignin sulphonic acid and / or lignin sulphonate and at least one polymer containing vinylamine units to the paper stock, an anionic vinyl chloride is also added.
- copolymer containing carboxylic acid amide units which is obtainable by copolymerizing
- R 1 , R 2 H or C 1 to C 6 alkyl
- Wood pulp includes, for example, groundwood, thermomechanical pulp (TMP), chemo-thermo-mechanical pulp (CTMP), pressure groundwood, semi-pulp, high yield pulp, and refiner mechanical pulp (RMP).
- TMP thermomechanical pulp
- CMP chemo-thermo-mechanical pulp
- RMP refiner mechanical pulp
- pulp for example, sulphate, sulphite and soda pulps come into consideration.
- unbleached pulp also referred to as unbleached kraft pulp, or a waste paper pulp.
- Suitable annual plants for the production of pulps are, for example, rice, wheat, sugar cane and kenaf.
- waste paper is usually used, which is used either alone or in admixture with other fibers or it is based on fiber blends of a primary material and recycled coated Committee, z. Bleached pine sulfate in admixture with recycled coated broke.
- the dewatering of the stock usually takes place on the wire of a paper machine.
- the method according to the invention has particular significance for the production of paper and board from waste paper, because it significantly increases the strength properties of the recycled fibers.
- the pH of the stock suspension is, for example, in the range of 4.5 to 8, most 6 to 7.5.
- an acid such as sulfuric acid or aluminum sulphate.
- the polymers comprising vinylamine units, ie the cationic component of the polymers to be metered into the paper stock, are added to the process according to the invention, for example to thick stock or preferably to a thin stock.
- the point of addition is preferably in front of the screens, but may also be between a shearing stage and a screen or afterwards.
- the anionic component is preferably dosed to the thin.
- a vinylamine-containing polymer as the sole cationic component
- an anionic polymer of vinylformamide it is also possible first to add the cationic component (vinylamine units-containing polymer as the sole cationic component) to the paper stock and to meter the anionic component simultaneously but separately from the cationic component to the paper stock.
- the vinylamine units-containing polymer is used, for example, in an amount of 0.05 to 2.0 wt .-%, preferably 0.1 to 1 wt .-%, based on dry pulp.
- the ratio of cationic component (polymer containing vinylamine units) to polymeric anionic component (ligninsulfonic acid and / or ligninsulfonate or combination of ligninsulfonic acid and / or ligninsulfonate with at least one anionic polymer of vinylformamide) is for example 5: 1 to 1: 5 and is preferably in the range of 2: 1 to 1: 2.
- the process according to the invention gives paper products which, compared with the processes of the prior art, have a higher level of dry strength with simultaneously low wet strength.
- these papers have a high CMT value compared with known paper products.
- the parts given in the following examples are parts by weight, the percentages are based on the weight of the substances.
- the K value of the polymers was determined according to H. Fikentscher, Cellulose-Chemie, Vol. 13, 58-64 and 71-74 (1932) at a temperature of 20 ° C. in 5% strength by weight aqueous sodium chloride solutions at a pH of 7 and a polymer concentration of 0.5%.
- K k * 1000.
- the lignosulfonate used was a commercially available 54.69% strength aqueous solution of the calcium salt of lignosulfonic acid.
- PVAm 1 The cationic polymer used was a 50% hydrolysed homopolymer of N-vinylformamide in the form of a 13% strength aqueous solution. The polymer had a molecular weight M w of 400,000.
- Anionic polymer 1 copolymer of 70% N-vinylformamide and 30% sodium methacrylate having a molecular weight M w of 400,000.
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Abstract
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP07712497.2A EP1999314B1 (de) | 2006-03-16 | 2007-03-09 | Verfahren zur herstellung von papier, pappe und karton mit hoher trockenfestigkeit |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP06111267 | 2006-03-16 | ||
| EP07712497.2A EP1999314B1 (de) | 2006-03-16 | 2007-03-09 | Verfahren zur herstellung von papier, pappe und karton mit hoher trockenfestigkeit |
| PCT/EP2007/052238 WO2007104716A1 (de) | 2006-03-16 | 2007-03-09 | Verfahren zur herstellung von papier, pappe und karton mit hoher trockenfestigkeit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP1999314A1 true EP1999314A1 (de) | 2008-12-10 |
| EP1999314B1 EP1999314B1 (de) | 2017-02-22 |
Family
ID=38325364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP07712497.2A Not-in-force EP1999314B1 (de) | 2006-03-16 | 2007-03-09 | Verfahren zur herstellung von papier, pappe und karton mit hoher trockenfestigkeit |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US7922867B2 (de) |
| EP (1) | EP1999314B1 (de) |
| JP (1) | JP5156650B2 (de) |
| CN (1) | CN101405457B (de) |
| CA (1) | CA2644348C (de) |
| ES (1) | ES2625622T3 (de) |
| PT (1) | PT1999314T (de) |
| WO (1) | WO2007104716A1 (de) |
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|---|---|---|---|---|
| DE102004056551A1 (de) * | 2004-11-23 | 2006-05-24 | Basf Ag | Verfahren zur Herstellung von Papier, Pappe und Karton mit hoher Trockenfestigkeit |
| PT2288750E (pt) * | 2008-05-15 | 2012-09-26 | Basf Se | Processo para a produção de papel, de papelão e de cartão com elevada resistência a seco |
| CN102459760A (zh) | 2009-06-16 | 2012-05-16 | 巴斯夫欧洲公司 | 提高纸张、纸板和卡纸板干强度的方法 |
| JP5571014B2 (ja) * | 2011-02-21 | 2014-08-13 | Kj特殊紙株式会社 | 電磁波抑制シート |
| TWI511999B (zh) * | 2011-07-11 | 2015-12-11 | Ind Tech Res Inst | 電子元件、導電高分子組合物以及其製備方法 |
| CN103930619B (zh) | 2011-08-25 | 2016-12-07 | 索理思科技开曼公司 | 增加强度助剂在制造纸和纸板中的优势的方法 |
| US9908680B2 (en) | 2012-09-28 | 2018-03-06 | Kimberly-Clark Worldwide, Inc. | Tree-free fiber compositions and uses in containerboard packaging |
| US9816233B2 (en) | 2012-09-28 | 2017-11-14 | Kimberly-Clark Worldwide, Inc. | Hybrid fiber compositions and uses in containerboard packaging |
| US9562326B2 (en) * | 2013-03-14 | 2017-02-07 | Kemira Oyj | Compositions and methods of making paper products |
| CN104452463B (zh) | 2013-09-12 | 2017-01-04 | 艺康美国股份有限公司 | 造纸方法以及组合物 |
| CN104452455B (zh) | 2013-09-12 | 2019-04-05 | 艺康美国股份有限公司 | 造纸助剂组合物以及增加成纸灰分保留的方法 |
| PL3122937T3 (pl) | 2014-03-28 | 2019-07-31 | Basf Se | Sposób wytwarzania tektury falistej |
| CN106930142B (zh) * | 2015-12-31 | 2020-03-24 | 艺康美国股份有限公司 | 干强剂组合物以及提高纸张干强度的方法 |
| JP6999162B2 (ja) * | 2017-12-22 | 2022-02-10 | 国立研究開発法人産業技術総合研究所 | リグニンスルホン酸とカチオン性高分子を成分とするイオン複合材料 |
| US12553189B2 (en) | 2019-05-03 | 2026-02-17 | First Quality Tissue, Llc | Absorbent structures with high strength and low MD stretch |
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| DE3534273A1 (de) * | 1985-09-26 | 1987-04-02 | Basf Ag | Verfahren zur herstellung von vinylamin-einheiten enthaltenden wasserloeslichen copolymerisaten und deren verwendung als nass- und trockenverfestigungsmittel fuer papier |
| JPH01183598A (ja) * | 1988-01-18 | 1989-07-21 | Showa Denko Kk | 紙・板紙の抄造方法 |
| KR0159921B1 (ko) * | 1988-10-03 | 1999-01-15 | 마이클 비. 키한 | 양이온성 및 음이온성 중합체의 혼합물, 그 제법 및 종이용 건조강도 개선 첨가제로서의 용도 |
| DE4001808A1 (de) | 1990-01-23 | 1991-07-25 | Basf Ag | Verwendung von wasserloeslichen copolymerisaten aus monoethylenisch ungesaettigten carbonsaeuren und n-vinylamiden als wasserbehandlungsmittel |
| US5630907A (en) | 1992-12-07 | 1997-05-20 | Basf Aktiengesellschaft | Use of hydrolyzed copolymers of N-vinylcarboxamides and monoethylenically unsaturated carboxylic acids in papermaking |
| DE4241117A1 (de) * | 1992-12-07 | 1994-06-09 | Basf Ag | Verwendung von hydrolysierten Copolymerisaten aus N-Vinylcarbonsäureamiden und monoethylenisch ungesättigten Carbonsäuren bei der Papierherstellung |
| JPH06184983A (ja) * | 1992-12-21 | 1994-07-05 | Sumitomo Chem Co Ltd | 紙および板紙の製造方法 |
| US6228217B1 (en) * | 1995-01-13 | 2001-05-08 | Hercules Incorporated | Strength of paper made from pulp containing surface active, carboxyl compounds |
| DE19537088A1 (de) | 1995-10-05 | 1997-04-10 | Basf Ag | Verfahren zur Herstellung von trockenfest und naßfest ausgerüstetem Papier |
| US6315824B1 (en) * | 1996-02-02 | 2001-11-13 | Rodrigue V. Lauzon | Coacervate stabilizer system |
| JP3151427B2 (ja) | 1997-11-06 | 2001-04-03 | 株式会社トキワ | 段ボール原紙の製造方法 |
| US6824650B2 (en) | 2001-12-18 | 2004-11-30 | Kimberly-Clark Worldwide, Inc. | Fibrous materials treated with a polyvinylamine polymer |
| US20040118540A1 (en) | 2002-12-20 | 2004-06-24 | Kimberly-Clark Worlwide, Inc. | Bicomponent strengtheninig system for paper |
| DE102004056551A1 (de) | 2004-11-23 | 2006-05-24 | Basf Ag | Verfahren zur Herstellung von Papier, Pappe und Karton mit hoher Trockenfestigkeit |
-
2007
- 2007-03-09 ES ES07712497.2T patent/ES2625622T3/es active Active
- 2007-03-09 US US12/282,358 patent/US7922867B2/en not_active Expired - Fee Related
- 2007-03-09 WO PCT/EP2007/052238 patent/WO2007104716A1/de not_active Ceased
- 2007-03-09 CN CN2007800092355A patent/CN101405457B/zh not_active Expired - Fee Related
- 2007-03-09 PT PT77124972T patent/PT1999314T/pt unknown
- 2007-03-09 EP EP07712497.2A patent/EP1999314B1/de not_active Not-in-force
- 2007-03-09 JP JP2008558792A patent/JP5156650B2/ja not_active Expired - Fee Related
- 2007-03-09 CA CA2644348A patent/CA2644348C/en not_active Expired - Fee Related
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2007104716A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2009530504A (ja) | 2009-08-27 |
| US20100108279A1 (en) | 2010-05-06 |
| ES2625622T3 (es) | 2017-07-20 |
| CA2644348C (en) | 2014-06-10 |
| EP1999314B1 (de) | 2017-02-22 |
| CN101405457A (zh) | 2009-04-08 |
| US7922867B2 (en) | 2011-04-12 |
| CA2644348A1 (en) | 2007-09-20 |
| WO2007104716A1 (de) | 2007-09-20 |
| PT1999314T (pt) | 2017-05-26 |
| JP5156650B2 (ja) | 2013-03-06 |
| CN101405457B (zh) | 2011-08-17 |
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