DK1740501T3 - Siliciumdioxidbaserede soler, fremgangsmåde til deres fremstilling og deres anvendelse - Google Patents
Siliciumdioxidbaserede soler, fremgangsmåde til deres fremstilling og deres anvendelse Download PDFInfo
- Publication number
- DK1740501T3 DK1740501T3 DK05722308.3T DK05722308T DK1740501T3 DK 1740501 T3 DK1740501 T3 DK 1740501T3 DK 05722308 T DK05722308 T DK 05722308T DK 1740501 T3 DK1740501 T3 DK 1740501T3
- Authority
- DK
- Denmark
- Prior art keywords
- silica
- aqueous
- alkali metal
- ion exchange
- range
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 43
- 238000002360 preparation method Methods 0.000 title description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title description 2
- 229910052710 silicon Inorganic materials 0.000 title 1
- 239000010703 silicon Substances 0.000 title 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 232
- 239000000377 silicon dioxide Substances 0.000 claims description 94
- 239000003456 ion exchange resin Substances 0.000 claims description 33
- 229920003303 ion-exchange polymer Polymers 0.000 claims description 33
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims description 32
- 239000002245 particle Substances 0.000 claims description 25
- 239000008346 aqueous phase Substances 0.000 claims description 24
- 239000002002 slurry Substances 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 19
- 238000003756 stirring Methods 0.000 claims description 19
- 150000001875 compounds Chemical class 0.000 claims description 18
- 125000001477 organic nitrogen group Chemical group 0.000 claims description 15
- 230000015572 biosynthetic process Effects 0.000 claims description 13
- HMBHAQMOBKLWRX-UHFFFAOYSA-N 2,3-dihydro-1,4-benzodioxine-3-carboxylic acid Chemical compound C1=CC=C2OC(C(=O)O)COC2=C1 HMBHAQMOBKLWRX-UHFFFAOYSA-N 0.000 claims description 10
- 238000004220 aggregation Methods 0.000 claims description 10
- 230000002776 aggregation Effects 0.000 claims description 10
- 229940075419 choline hydroxide Drugs 0.000 claims description 10
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 9
- 238000005342 ion exchange Methods 0.000 claims description 9
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 8
- 229910052783 alkali metal Inorganic materials 0.000 claims description 7
- 150000001340 alkali metals Chemical class 0.000 claims description 7
- 239000000908 ammonium hydroxide Substances 0.000 claims description 6
- 239000003729 cation exchange resin Substances 0.000 claims description 6
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 5
- 125000002091 cationic group Chemical group 0.000 description 31
- 229910052681 coesite Inorganic materials 0.000 description 31
- 229910052906 cristobalite Inorganic materials 0.000 description 31
- 229910052682 stishovite Inorganic materials 0.000 description 31
- 229910052905 tridymite Inorganic materials 0.000 description 31
- 229910052910 alkali metal silicate Inorganic materials 0.000 description 26
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- 150000001412 amines Chemical group 0.000 description 18
- -1 aluminium nitrate Chemical class 0.000 description 15
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 15
- 238000007792 addition Methods 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 14
- 229920000642 polymer Polymers 0.000 description 14
- 239000000701 coagulant Substances 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 239000004115 Sodium Silicate Substances 0.000 description 12
- 239000002253 acid Substances 0.000 description 12
- 239000004411 aluminium Substances 0.000 description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 12
- 229910052782 aluminium Inorganic materials 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 12
- 229910052911 sodium silicate Inorganic materials 0.000 description 12
- 230000014759 maintenance of location Effects 0.000 description 11
- 239000000123 paper Substances 0.000 description 11
- 239000011734 sodium Substances 0.000 description 11
- 239000000243 solution Substances 0.000 description 10
- 229920002472 Starch Polymers 0.000 description 8
- 150000001399 aluminium compounds Chemical class 0.000 description 8
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 8
- 229920000620 organic polymer Polymers 0.000 description 8
- 229910001388 sodium aluminate Inorganic materials 0.000 description 8
- 235000019698 starch Nutrition 0.000 description 8
- 235000011121 sodium hydroxide Nutrition 0.000 description 7
- 239000008107 starch Substances 0.000 description 7
- 125000000129 anionic group Chemical group 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- 239000000178 monomer Substances 0.000 description 6
- 125000001424 substituent group Chemical group 0.000 description 6
- 239000000725 suspension Substances 0.000 description 6
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 5
- 239000000654 additive Substances 0.000 description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Substances [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 5
- 125000004432 carbon atom Chemical group C* 0.000 description 5
- 239000000945 filler Substances 0.000 description 5
- 239000008394 flocculating agent Substances 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 229920002401 polyacrylamide Polymers 0.000 description 5
- 238000000746 purification Methods 0.000 description 5
- 229920001131 Pulp (paper) Polymers 0.000 description 4
- 159000000013 aluminium salts Chemical class 0.000 description 4
- 235000019270 ammonium chloride Nutrition 0.000 description 4
- 229920006317 cationic polymer Polymers 0.000 description 4
- 239000008119 colloidal silica Substances 0.000 description 4
- 235000019353 potassium silicate Nutrition 0.000 description 4
- WGTYBPLFGIVFAS-UHFFFAOYSA-M tetramethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)C WGTYBPLFGIVFAS-UHFFFAOYSA-M 0.000 description 4
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 3
- 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 description 3
- RWRDLPDLKQPQOW-UHFFFAOYSA-N Pyrrolidine Chemical compound C1CCNC1 RWRDLPDLKQPQOW-UHFFFAOYSA-N 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- NJSSICCENMLTKO-HRCBOCMUSA-N [(1r,2s,4r,5r)-3-hydroxy-4-(4-methylphenyl)sulfonyloxy-6,8-dioxabicyclo[3.2.1]octan-2-yl] 4-methylbenzenesulfonate Chemical compound C1=CC(C)=CC=C1S(=O)(=O)O[C@H]1C(O)[C@@H](OS(=O)(=O)C=2C=CC(C)=CC=2)[C@@H]2OC[C@H]1O2 NJSSICCENMLTKO-HRCBOCMUSA-N 0.000 description 3
- 125000000217 alkyl group Chemical group 0.000 description 3
- 150000004645 aluminates Chemical class 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 229940077746 antacid containing aluminium compound Drugs 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 150000003141 primary amines Chemical class 0.000 description 3
- 150000003856 quaternary ammonium compounds Chemical class 0.000 description 3
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 3
- 238000004513 sizing Methods 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 description 2
- 239000001763 2-hydroxyethyl(trimethyl)azanium Substances 0.000 description 2
- ASUDFOJKTJLAIK-UHFFFAOYSA-N 2-methoxyethanamine Chemical compound COCCN ASUDFOJKTJLAIK-UHFFFAOYSA-N 0.000 description 2
- ZLRANBHTTCVNCE-UHFFFAOYSA-N 2-phenyl-3-(trifluoromethyl)pyridine Chemical compound FC(F)(F)C1=CC=CN=C1C1=CC=CC=C1 ZLRANBHTTCVNCE-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 235000019743 Choline chloride Nutrition 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- GLUUGHFHXGJENI-UHFFFAOYSA-N Piperazine Chemical compound C1CNCCN1 GLUUGHFHXGJENI-UHFFFAOYSA-N 0.000 description 2
- 229920002873 Polyethylenimine Polymers 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 2
- JLDSOYXADOWAKB-UHFFFAOYSA-N aluminium nitrate Chemical compound [Al+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O JLDSOYXADOWAKB-UHFFFAOYSA-N 0.000 description 2
- 229910000329 aluminium sulfate Inorganic materials 0.000 description 2
- LHIJANUOQQMGNT-UHFFFAOYSA-N aminoethylethanolamine Chemical compound NCCNCCO LHIJANUOQQMGNT-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- FIVJMCNNMIGYRO-UHFFFAOYSA-N bis(2-hydroxyethyl)-dimethylazanium Chemical compound OCC[N+](C)(C)CCO FIVJMCNNMIGYRO-UHFFFAOYSA-N 0.000 description 2
- HQABUPZFAYXKJW-UHFFFAOYSA-N butan-1-amine Chemical compound CCCCN HQABUPZFAYXKJW-UHFFFAOYSA-N 0.000 description 2
- 235000010216 calcium carbonate Nutrition 0.000 description 2
- 229920001429 chelating resin Polymers 0.000 description 2
- SGMZJAMFUVOLNK-UHFFFAOYSA-M choline chloride Chemical compound [Cl-].C[N+](C)(C)CCO SGMZJAMFUVOLNK-UHFFFAOYSA-M 0.000 description 2
- 229960003178 choline chloride Drugs 0.000 description 2
- PAFZNILMFXTMIY-UHFFFAOYSA-N cyclohexylamine Chemical compound NC1CCCCC1 PAFZNILMFXTMIY-UHFFFAOYSA-N 0.000 description 2
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 description 2
- 229940043237 diethanolamine Drugs 0.000 description 2
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 2
- WEHWNAOGRSTTBQ-UHFFFAOYSA-N dipropylamine Chemical compound CCCNCCC WEHWNAOGRSTTBQ-UHFFFAOYSA-N 0.000 description 2
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 229920000768 polyamine Polymers 0.000 description 2
- WGYKZJWCGVVSQN-UHFFFAOYSA-N propylamine Chemical compound CCCN WGYKZJWCGVVSQN-UHFFFAOYSA-N 0.000 description 2
- 150000003335 secondary amines Chemical class 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 239000001117 sulphuric acid Substances 0.000 description 2
- 235000011149 sulphuric acid Nutrition 0.000 description 2
- 150000003512 tertiary amines Chemical class 0.000 description 2
- 229940073455 tetraethylammonium hydroxide Drugs 0.000 description 2
- LRGJRHZIDJQFCL-UHFFFAOYSA-M tetraethylazanium;hydroxide Chemical compound [OH-].CC[N+](CC)(CC)CC LRGJRHZIDJQFCL-UHFFFAOYSA-M 0.000 description 2
- 238000004448 titration Methods 0.000 description 2
- 229960004418 trolamine Drugs 0.000 description 2
- HSNJERRVXUNQLS-UHFFFAOYSA-N 1-(4-tert-butylphenyl)propan-2-one Chemical compound CC(=O)CC1=CC=C(C(C)(C)C)C=C1 HSNJERRVXUNQLS-UHFFFAOYSA-N 0.000 description 1
- YAXXOCZAXKLLCV-UHFFFAOYSA-N 3-dodecyloxolane-2,5-dione Chemical class CCCCCCCCCCCCC1CC(=O)OC1=O YAXXOCZAXKLLCV-UHFFFAOYSA-N 0.000 description 1
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 235000018185 Betula X alpestris Nutrition 0.000 description 1
- 235000018212 Betula X uliginosa Nutrition 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical group CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- OKIZCWYLBDKLSU-UHFFFAOYSA-M N,N,N-Trimethylmethanaminium chloride Chemical compound [Cl-].C[N+](C)(C)C OKIZCWYLBDKLSU-UHFFFAOYSA-M 0.000 description 1
- UEEJHVSXFDXPFK-UHFFFAOYSA-N N-dimethylaminoethanol Chemical compound CN(C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-N 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
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical class [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- 229920001807 Urea-formaldehyde Polymers 0.000 description 1
- 125000003545 alkoxy group Chemical group 0.000 description 1
- 150000003973 alkyl amines Chemical class 0.000 description 1
- 229940037003 alum Drugs 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 150000003868 ammonium compounds Chemical group 0.000 description 1
- 229920006318 anionic polymer Polymers 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 150000003939 benzylamines Chemical class 0.000 description 1
- NDKBVBUGCNGSJJ-UHFFFAOYSA-M benzyltrimethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)CC1=CC=CC=C1 NDKBVBUGCNGSJJ-UHFFFAOYSA-M 0.000 description 1
- 150000001639 boron compounds Chemical class 0.000 description 1
- 238000005282 brightening Methods 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 150000003841 chloride salts Chemical class 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 229960002887 deanol Drugs 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 125000004985 dialkyl amino alkyl group Chemical group 0.000 description 1
- 125000005265 dialkylamine group Chemical group 0.000 description 1
- 150000004985 diamines Chemical class 0.000 description 1
- QGBSISYHAICWAH-UHFFFAOYSA-N dicyandiamide Chemical compound NC(N)=NC#N QGBSISYHAICWAH-UHFFFAOYSA-N 0.000 description 1
- MLGFKQNIGKTEEV-UHFFFAOYSA-M diethyl(dimethyl)azanium;chloride Chemical compound [Cl-].CC[N+](C)(C)CC MLGFKQNIGKTEEV-UHFFFAOYSA-M 0.000 description 1
- JQDCIBMGKCMHQV-UHFFFAOYSA-M diethyl(dimethyl)azanium;hydroxide Chemical compound [OH-].CC[N+](C)(C)CC JQDCIBMGKCMHQV-UHFFFAOYSA-M 0.000 description 1
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 description 1
- UAOMVDZJSHZZME-UHFFFAOYSA-N diisopropylamine Chemical compound CC(C)NC(C)C UAOMVDZJSHZZME-UHFFFAOYSA-N 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000012972 dimethylethanolamine Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229940031098 ethanolamine Drugs 0.000 description 1
- CCGKOQOJPYTBIH-UHFFFAOYSA-N ethenone Chemical compound C=C=O CCGKOQOJPYTBIH-UHFFFAOYSA-N 0.000 description 1
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- IVJISJACKSSFGE-UHFFFAOYSA-N formaldehyde;1,3,5-triazine-2,4,6-triamine Chemical compound O=C.NC1=NC(N)=NC(N)=N1 IVJISJACKSSFGE-UHFFFAOYSA-N 0.000 description 1
- 229940083124 ganglion-blocking antiadrenergic secondary and tertiary amines Drugs 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 125000002768 hydroxyalkyl group Chemical group 0.000 description 1
- 229920000831 ionic polymer Polymers 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000004579 marble Substances 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- 239000012764 mineral filler Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 229920000371 poly(diallyldimethylammonium chloride) polymer Polymers 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 235000011118 potassium hydroxide Nutrition 0.000 description 1
- 229940088417 precipitated calcium carbonate Drugs 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 235000019351 sodium silicates Nutrition 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 150000005621 tetraalkylammonium salts Chemical class 0.000 description 1
- YMBCJWGVCUEGHA-UHFFFAOYSA-M tetraethylammonium chloride Chemical compound [Cl-].CC[N+](CC)(CC)CC YMBCJWGVCUEGHA-UHFFFAOYSA-M 0.000 description 1
- CDOAWSMDRRABET-UHFFFAOYSA-M tetrakis(2-hydroxyethyl)azanium;chloride Chemical compound [Cl-].OCC[N+](CCO)(CCO)CCO CDOAWSMDRRABET-UHFFFAOYSA-M 0.000 description 1
- FBEVECUEMUUFKM-UHFFFAOYSA-M tetrapropylazanium;chloride Chemical compound [Cl-].CCC[N+](CCC)(CCC)CCC FBEVECUEMUUFKM-UHFFFAOYSA-M 0.000 description 1
- LPSKDVINWQNWFE-UHFFFAOYSA-M tetrapropylazanium;hydroxide Chemical compound [OH-].CCC[N+](CCC)(CCC)CCC LPSKDVINWQNWFE-UHFFFAOYSA-M 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
- 125000005270 trialkylamine group Chemical group 0.000 description 1
- NIUZJTWSUGSWJI-UHFFFAOYSA-M triethyl(methyl)azanium;chloride Chemical compound [Cl-].CC[N+](C)(CC)CC NIUZJTWSUGSWJI-UHFFFAOYSA-M 0.000 description 1
- 229940086542 triethylamine Drugs 0.000 description 1
- IJGSGCGKAAXRSC-UHFFFAOYSA-M tris(2-hydroxyethyl)-methylazanium;hydroxide Chemical compound [OH-].OCC[N+](C)(CCO)CCO IJGSGCGKAAXRSC-UHFFFAOYSA-M 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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- Silicon Compounds (AREA)
- Paper (AREA)
Claims (16)
1. Fremgangsmåde til fremstilling af en vandig siliciumdioxidbaseret sol, der har en S-værdi i området fra 10 til 50 %, som omfatter: (a) at tilvejebringe en kationisk ionbytterharpiks, der har mindst en del af dens ionbytningskapacitet på hydrogenform: (b) at bringe den nævnte ionbytterharpiks i kontakt med en vandig alkalimetalsiliciumdioxidopløsning for at danne en vandig opslæmning: (c) at omrøre den vandige opslæmning indtil pH af den vandige fase er i området fra 5,0 til 8,0, og at tillade partikelaggregering og mikrogeldannelse; (d) at justere pH af den nævnte vandige fase til over 9,0 ved tilsætning af mindst ét basisk materiale valgt fra vandige alkalimetalsiliciumdioxidter, vandige alkalimetalhydroxider og ammoniumhydroxid; og (e) at adskille den nævnte ionbytterharpiks fra den vandige fase efter trin (c) eller efter trin (d).
2. Fremgangsmåden ifølge krav 1, hvor den siliciumdioxidbaserede sol har en S-værdi i området fra 12 til 40 %.
3. Fremgangsmåde ifølge krav 1 eller 2, hvor den vandige opslæmning i trin (c) omrøres indtil pH af den vandige fase er i området fra 6.5 til 7,5.
4. Fremgangsmåde ifølge ethvert af de foregående krav, hvor opslæmningen i trin (c) omrøres for at tillade partikelaggregering eller mikrogeldannelse, svarende til en S-værdi i området fra 4 til 45 %.
5. Fremgangsmåde ifølge ethvert af de foregående krav, hvor opslæmningen i trin (c) omrøres for at tillade partikelaggregering eller mikrogeldannelse, svarende til en S-værdi i området fra 10 til 25 %.
6. Fremgangsmåde ifølge ethvert af de foregående krav, hvor ionbytterharpiksen er adskilt fra den vandige fase efter trin (c), men før trin (d).
7. Fremgangsmåden ifølge ethvert af kravene 1-5, hvor ionbytterharpiksen er adskilt fra den vandige fase efter trin (d).
8. Fremgangsmåde ifølge ethvert af de foregående krav, hvor pH af den vandige fase i trin (d) indstilles til at være i området fra ca. 9,5 til ca. 11,2.
9. Fremgangsmåde ifølge ethvert af de foregående krav, hvor trin (d) omfatter tilsætning af vandig alkalimetalsiliciumdioxid.
10. Fremgangsmåde ifølge ethvert af de foregående krav, hvor trin (d) omfatter tilsætning af vandig alkalimetalhydroxid.
11. Fremgangsmåde ifølge ethvert af de foregående krav, hvor trin (d) omfatter tilsætning afen organisk nitrogenhold ig forbindelse.
12. Fremgangsmåde ifølge ethvert af de foregående krav, hvor trin (d) omfatter tilsætning af cholinhydroxid.
13. Fremgangsmåde ifølge ethvert af de foregående krav, hvor pH af den vandige alkalimetalsiliciumdioxidtopløsning i trin (b) er over 11.
14. Fremgangsmåde ifølge ethvert af de foregående krav, hvor pH af den vandige alkalimetalsiliciumdioxidopløsning i trin (b) er over 12.
15. Fremgangsmåde ifølge ethvert af de foregående krav, hvor den opnåede siliciumdioxidbaserede sol indeholder siliciumdioxidbaserede partikler med et specifikt overfladeareal fra 700 til 950 m2/g.
16. Fremgangsmåde ifølge ethvert af de foregående krav, hvor omrøringen i trin (c) finder sted under en tidsperiode på fra 5 til 240 minutter.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US55996504P | 2004-04-07 | 2004-04-07 | |
| US55995804P | 2004-04-07 | 2004-04-07 | |
| EP04445049 | 2004-04-16 | ||
| EP04445048 | 2004-04-16 | ||
| PCT/SE2005/000489 WO2005100241A1 (en) | 2004-04-07 | 2005-04-05 | Silica-based sols and their production and use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK1740501T3 true DK1740501T3 (da) | 2017-03-20 |
Family
ID=58313573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK05722308.3T DK1740501T3 (da) | 2004-04-07 | 2005-04-05 | Siliciumdioxidbaserede soler, fremgangsmåde til deres fremstilling og deres anvendelse |
Country Status (5)
| Country | Link |
|---|---|
| DK (1) | DK1740501T3 (da) |
| ES (2) | ES2619180T3 (da) |
| MY (1) | MY162338A (da) |
| PL (2) | PL2196436T3 (da) |
| PT (2) | PT2196436T (da) |
-
2005
- 2005-04-05 PT PT101514495T patent/PT2196436T/pt unknown
- 2005-04-05 PL PL10151449T patent/PL2196436T3/pl unknown
- 2005-04-05 PT PT57223083T patent/PT1740501T/pt unknown
- 2005-04-05 ES ES05722308.3T patent/ES2619180T3/es not_active Expired - Lifetime
- 2005-04-05 MY MYPI20051521A patent/MY162338A/en unknown
- 2005-04-05 PL PL05722308T patent/PL1740501T3/pl unknown
- 2005-04-05 ES ES10151449.5T patent/ES2611470T3/es not_active Expired - Lifetime
- 2005-04-05 DK DK05722308.3T patent/DK1740501T3/da active
Also Published As
| Publication number | Publication date |
|---|---|
| ES2619180T3 (es) | 2017-06-23 |
| PT1740501T (pt) | 2017-03-17 |
| PL2196436T3 (pl) | 2017-05-31 |
| ES2611470T3 (es) | 2017-05-09 |
| MY162338A (en) | 2017-06-15 |
| PL1740501T3 (pl) | 2017-06-30 |
| PT2196436T (pt) | 2017-02-14 |
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