LT3224B - Silica sols, a process for the production and use them - Google Patents

Silica sols, a process for the production and use them Download PDF

Info

Publication number: LT3224B
Authority: LT; Lithuania
Prior art keywords: sol; cationic; aluminum; added; degree
Prior art date: 1989-11-09

Application number

LTIP445A

Other languages

English (en)

Lithuanian (lt)

Inventor

Hans Erik Johansson

Bo Valdemar Larsson

Original Assignee

Eka Nobel Ab

Priority date (The priority date 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 date listed.)

1989-11-09

Filing date

1993-03-19

Publication date

1995-04-25

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20377425&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=LT3224(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1993-03-19 Application filed by Eka Nobel Ab filed Critical Eka Nobel Ab

1994-10-25 Publication of LTIP445A publication Critical patent/LTIP445A/xx

1995-04-25 Publication of LT3224B publication Critical patent/LT3224B/lt

Links

VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 42
239000000377 silicon dioxide Substances 0.000 title claims abstract description 20
238000000034 method Methods 0.000 title claims abstract description 18
230000008569 process Effects 0.000 title claims abstract description 15
238000004519 manufacturing process Methods 0.000 title claims description 14
239000002245 particle Substances 0.000 claims abstract description 39
229920006317 cationic polymer Polymers 0.000 claims abstract description 36
229910052782 aluminium Inorganic materials 0.000 claims abstract description 35
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 33
230000004048 modification Effects 0.000 claims abstract description 31
238000012986 modification Methods 0.000 claims abstract description 31
NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 12
125000002091 cationic group Chemical group 0.000 claims description 45
229910004298 SiO 2 Inorganic materials 0.000 claims description 36
229920002472 Starch Polymers 0.000 claims description 24
235000019698 starch Nutrition 0.000 claims description 24
239000008107 starch Substances 0.000 claims description 24
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
229920002401 polyacrylamide Polymers 0.000 claims description 18
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 16
RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 claims description 10
239000002253 acid Substances 0.000 claims description 8
125000000129 anionic group Chemical group 0.000 claims description 7
229920002678 cellulose Polymers 0.000 claims description 7
239000001913 cellulose Substances 0.000 claims description 7
239000000835 fiber Substances 0.000 claims description 7
238000004448 titration Methods 0.000 claims description 4
238000004220 aggregation Methods 0.000 claims description 3
230000002776 aggregation Effects 0.000 claims description 3
238000002360 preparation method Methods 0.000 claims description 3
239000003513 alkali Substances 0.000 claims description 2
150000003839 salts Chemical class 0.000 claims description 2
239000000725 suspension Substances 0.000 claims 5
230000035800 maturation Effects 0.000 claims 1
239000000546 pharmaceutical excipient Substances 0.000 claims 1
230000020477 pH reduction Effects 0.000 abstract description 7
239000000126 substance Substances 0.000 abstract description 7
239000000654 additive Substances 0.000 abstract description 5
235000019353 potassium silicate Nutrition 0.000 abstract description 2
239000000243 solution Substances 0.000 description 41
239000000123 paper Substances 0.000 description 20
ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 description 16
229910001388 sodium aluminate Inorganic materials 0.000 description 16
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 description 13
239000003456 ion exchange resin Substances 0.000 description 13
229920003303 ion-exchange polymer Polymers 0.000 description 13
239000007858 starting material Substances 0.000 description 13
230000014759 maintenance of location Effects 0.000 description 12
239000011734 sodium Substances 0.000 description 12
230000000052 comparative effect Effects 0.000 description 11
235000008216 herbs Nutrition 0.000 description 11
230000018044 dehydration Effects 0.000 description 10
238000006297 dehydration reaction Methods 0.000 description 10
244000025254 Cannabis sativa Species 0.000 description 9
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 9
229910052708 sodium Inorganic materials 0.000 description 9
239000004115 Sodium Silicate Substances 0.000 description 8
229910052911 sodium silicate Inorganic materials 0.000 description 8
230000002378 acidificating effect Effects 0.000 description 7
239000000945 filler Substances 0.000 description 7
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
150000004645 aluminates Chemical class 0.000 description 6
238000010438 heat treatment Methods 0.000 description 6
239000000203 mixture Substances 0.000 description 6
239000011347 resin Substances 0.000 description 6
229920005989 resin Polymers 0.000 description 6
239000007787 solid Substances 0.000 description 6
241000209504 Poaceae Species 0.000 description 5
229920001131 Pulp (paper) Polymers 0.000 description 5
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 5
150000001875 compounds Chemical class 0.000 description 5
230000000694 effects Effects 0.000 description 5
229920000642 polymer Polymers 0.000 description 5
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 4
229920002873 Polyethylenimine Polymers 0.000 description 4
230000015572 biosynthetic process Effects 0.000 description 4
238000009826 distribution Methods 0.000 description 4
239000000463 material Substances 0.000 description 4
238000006467 substitution reaction Methods 0.000 description 4
235000018185 Betula X alpestris Nutrition 0.000 description 3
235000018212 Betula X uliginosa Nutrition 0.000 description 3
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
235000008331 Pinus X rigitaeda Nutrition 0.000 description 3
235000011613 Pinus brutia Nutrition 0.000 description 3
241000018646 Pinus brutia Species 0.000 description 3
ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 3
AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 3
-1 aluminum compound Chemical class 0.000 description 3
KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
238000000227 grinding Methods 0.000 description 3
229910052700 potassium Inorganic materials 0.000 description 3
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
229940037003 alum Drugs 0.000 description 2
229910000147 aluminium phosphate Inorganic materials 0.000 description 2
AMVQGJHFDJVOOB-UHFFFAOYSA-H aluminium sulfate octadecahydrate Chemical compound O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O AMVQGJHFDJVOOB-UHFFFAOYSA-H 0.000 description 2
VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
150000001450 anions Chemical class 0.000 description 2
235000014633 carbohydrates Nutrition 0.000 description 2
150000001720 carbohydrates Chemical class 0.000 description 2
229920001429 chelating resin Polymers 0.000 description 2
239000003795 chemical substances by application Substances 0.000 description 2
238000010790 dilution Methods 0.000 description 2
239000012895 dilution Substances 0.000 description 2
239000000499 gel Substances 0.000 description 2
239000011521 glass Substances 0.000 description 2
239000011121 hardwood Substances 0.000 description 2
229910052500 inorganic mineral Inorganic materials 0.000 description 2
239000011707 mineral Substances 0.000 description 2
229920005615 natural polymer Polymers 0.000 description 2
239000011591 potassium Substances 0.000 description 2
239000000047 product Substances 0.000 description 2
230000009467 reduction Effects 0.000 description 2
238000003756 stirring Methods 0.000 description 2
238000003860 storage Methods 0.000 description 2
229910021653 sulphate ion Inorganic materials 0.000 description 2
229920001059 synthetic polymer Polymers 0.000 description 2
BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 description 1
239000005995 Aluminium silicate Substances 0.000 description 1
VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
229920003043 Cellulose fiber Polymers 0.000 description 1
244000007835 Cyamopsis tetragonoloba Species 0.000 description 1
229920002907 Guar gum Polymers 0.000 description 1
239000004952 Polyamide Substances 0.000 description 1
LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
230000002411 adverse Effects 0.000 description 1
229910052783 alkali metal Inorganic materials 0.000 description 1
150000001340 alkali metals Chemical class 0.000 description 1
230000003113 alkalizing effect Effects 0.000 description 1
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
235000012211 aluminium silicate Nutrition 0.000 description 1
ORFPWVRKFLOQHK-UHFFFAOYSA-N amicarbazone Chemical compound CC(C)C1=NN(C(=O)NC(C)(C)C)C(=O)N1N ORFPWVRKFLOQHK-UHFFFAOYSA-N 0.000 description 1
150000001412 amines Chemical class 0.000 description 1
239000000908 ammonium hydroxide Substances 0.000 description 1
BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
229910052921 ammonium sulfate Inorganic materials 0.000 description 1
235000011130 ammonium sulphate Nutrition 0.000 description 1
238000003556 assay Methods 0.000 description 1
230000009286 beneficial effect Effects 0.000 description 1
239000001569 carbon dioxide Substances 0.000 description 1
229910002092 carbon dioxide Inorganic materials 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
239000003729 cation exchange resin Substances 0.000 description 1
150000001805 chlorine compounds Chemical class 0.000 description 1
238000006731 degradation reaction Methods 0.000 description 1
GQOKIYDTHHZSCJ-UHFFFAOYSA-M dimethyl-bis(prop-2-enyl)azanium;chloride Chemical compound [Cl-].C=CC[N+](C)(C)CC=C GQOKIYDTHHZSCJ-UHFFFAOYSA-M 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
238000010494 dissociation reaction Methods 0.000 description 1
230000005593 dissociations Effects 0.000 description 1
238000001035 drying Methods 0.000 description 1
239000003480 eluent Substances 0.000 description 1
238000001914 filtration Methods 0.000 description 1
239000012467 final product Substances 0.000 description 1
238000005227 gel permeation chromatography Methods 0.000 description 1
239000000665 guar gum Substances 0.000 description 1
229960002154 guar gum Drugs 0.000 description 1
235000010417 guar gum Nutrition 0.000 description 1
239000010440 gypsum Substances 0.000 description 1
229910052602 gypsum Inorganic materials 0.000 description 1
239000008131 herbal destillate Substances 0.000 description 1
239000000017 hydrogel Substances 0.000 description 1
125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
230000002209 hydrophobic effect Effects 0.000 description 1
238000005342 ion exchange Methods 0.000 description 1
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 1
238000012423 maintenance Methods 0.000 description 1
238000005259 measurement Methods 0.000 description 1
239000012764 mineral filler Substances 0.000 description 1
239000004570 mortar (masonry) Substances 0.000 description 1
150000007524 organic acids Chemical class 0.000 description 1
235000005985 organic acids Nutrition 0.000 description 1
TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
229920000371 poly(diallyldimethylammonium chloride) polymer Polymers 0.000 description 1
229920002647 polyamide Polymers 0.000 description 1
KWYUFKZDYYNOTN-UHFFFAOYSA-M potassium hydroxide Substances [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
KVOIJEARBNBHHP-UHFFFAOYSA-N potassium;oxido(oxo)alumane Chemical compound [K+].[O-][Al]=O KVOIJEARBNBHHP-UHFFFAOYSA-N 0.000 description 1
125000005372 silanol group Chemical group 0.000 description 1
229910052710 silicon Inorganic materials 0.000 description 1
239000010703 silicon Substances 0.000 description 1
239000011122 softwood Substances 0.000 description 1
230000006641 stabilisation Effects 0.000 description 1
238000011105 stabilization Methods 0.000 description 1
230000000087 stabilizing effect Effects 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
239000002344 surface layer Substances 0.000 description 1
239000000454 talc Substances 0.000 description 1
229910052623 talc Inorganic materials 0.000 description 1
238000010998 test method Methods 0.000 description 1
238000012360 testing method Methods 0.000 description 1
239000004408 titanium dioxide Substances 0.000 description 1
239000002023 wood Substances 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
- C01B33/146—After-treatment of sols
- 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
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/76—Processes or apparatus for adding material to the pulp or to the paper characterised by choice of auxiliary compounds which are added separately from at least one other compound, e.g. to improve the incorporation of the latter or to obtain an enhanced combined effect
- D21H23/765—Addition of all compounds to the pulp
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
- C01B33/146—After-treatment of sols
- C01B33/149—Coating
- 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
- D21H17/63—Inorganic compounds
- D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
- D21H17/68—Water-insoluble compounds, e.g. fillers, pigments siliceous, e.g. clays
- 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
- D21H21/06—Paper forming aids
- D21H21/10—Retention agents or drainage improvers
- 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
- D21H17/24—Polysaccharides
- D21H17/28—Starch
- D21H17/29—Starch cationic
- 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
- D21H17/37—Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
- D21H17/375—Poly(meth)acrylamide
- 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
- D21H17/44—Synthetic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing ionic groups cationic
- D21H17/45—Nitrogen-containing groups
- D21H17/455—Nitrogen-containing groups comprising tertiary amine or being at least partially quaternised

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Dispersion Chemistry (AREA)
Inorganic Chemistry (AREA)
Paper (AREA)
Silicon Compounds (AREA)
Laser Beam Processing (AREA)

LTIP445A 1989-11-09 1993-03-19 Silica sols, a process for the production and use them LT3224B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE8903753A SE500387C2 (sv)	1989-11-09	1989-11-09	Silikasoler, förfarande för framställning av silikasoler samt användning av solerna i pappersframställning

Publications (2)

Publication Number	Publication Date
LTIP445A LTIP445A (en)	1994-10-25
LT3224B true LT3224B (en)	1995-04-25

Family

ID=20377425

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
LTIP445A LT3224B (en)	1989-11-09	1993-03-19	Silica sols, a process for the production and use them

Country Status (24)

Country	Link
US (2)	US5368833A (de)
EP (1)	EP0491879B1 (de)
JP (1)	JPH04505314A (de)
KR (1)	KR950005762B1 (de)
CN (1)	CN1052770C (de)
AR (1)	AR243851A1 (de)
AT (1)	ATE107608T1 (de)
AU (1)	AU628692B2 (de)
BR (1)	BR9007822A (de)
CA (1)	CA2067506C (de)
DE (2)	DE69010210T4 (de)
DK (1)	DK0491879T3 (de)
ES (1)	ES2055581T3 (de)
FI (1)	FI96942C (de)
GE (1)	GEP19981000B (de)
LT (1)	LT3224B (de)
LV (1)	LV10227B (de)
NO (1)	NO308246B1 (de)
NZ (1)	NZ235963A (de)
PT (1)	PT95849B (de)
RU (1)	RU2068809C1 (de)
SE (1)	SE500387C2 (de)
UA (1)	UA29420C2 (de)
WO (1)	WO1991007350A1 (de)

Families Citing this family (156)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5593929A (en) *	1990-07-30	1997-01-14	Ppg Industries, Inc.	Ultraviolet absorbing green tinted glass
SE502192C2 (sv) *	1990-12-11	1995-09-11	Eka Nobel Ab	Upplösningsförfarande avsett för en lösning innehållande höghaltjoniserad stärkelse
SE9003954L (sv) *	1990-12-11	1992-06-12	Eka Nobel Ab	Saett foer framstaellning av ark- eller banformiga cellulosafiberinnehaallande produkter
ATE162249T1 (de) *	1991-07-02	1998-01-15	Eka Chemicals Ab	Verfahren zur herstellung von papier
SE506919C2 (sv) *	1991-11-08	1998-03-02	Munters Ab Carl	Förfarande för behandling av en kontaktkropp för utbyte av värme, fukt eller liknande
US5503820A (en) *	1992-05-26	1996-04-02	E. I. Du Pont De Nemours And Company	Method for preparing low-concentration polysilicate microgels
US5980836A (en) *	1992-05-26	1999-11-09	E. I. Du Pont De Nemours And Company	Apparatus for preparing low-concentration polyaluminosilicate microgels
US5279807A (en) *	1992-05-26	1994-01-18	E. I. Du Pont De Nemours And Company	Method for preparing low-concentration polysilicate microgels
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GB8621680D0 (en) *	1986-09-09	1986-10-15	Du Pont	Filler compositions
SU1446101A1 (ru) *	1987-02-16	1988-12-23	Грозненский Нефтяной Институт Им.Акад.М.Д.Миллионщикова	Устройство дл поворота конструкций колонного типа относительно опорного шарнира
SU1446106A1 (ru) *	1987-07-01	1988-12-23	Армянский филиал Всесоюзного научно-исследовательского института химических реактивов и особо чистых химических веществ	Способ получени алюмокремнезол
DE68914638T2 (de) *	1988-01-13	1994-07-21	Eka Nobel Inc	Polyaluminosilikat-mikrogel, verfahren und zusammensetzung.
US4927498A (en) *	1988-01-13	1990-05-22	E. I. Du Pont De Nemours And Company	Retention and drainage aid for papermaking
US4946557A (en) *	1988-03-08	1990-08-07	Eka Nobel Ab	Process for the production of paper
SE462721B (sv) *	1988-03-08	1990-08-20	Eka Nobel Ab	Saett vid framstaellning av papper genom formning och avvattning av en suspension av cellulosainnehaallande fibrer
JP2683548B2 (ja) *	1988-12-27	1997-12-03	出光石油化学株式会社	ポリプロピレン樹脂組成物
US5240561A (en) *	1992-02-10	1993-08-31	Industrial Progress, Inc.	Acid-to-alkaline papermaking process

1989
- 1989-11-09 SE SE8903753A patent/SE500387C2/sv unknown
1990
- 1990-10-24 DK DK91900406.9T patent/DK0491879T3/da active
- 1990-10-24 CA CA002067506A patent/CA2067506C/en not_active Expired - Lifetime
- 1990-10-24 DE DE69010210T patent/DE69010210T4/de not_active Expired - Lifetime
- 1990-10-24 US US07/855,647 patent/US5368833A/en not_active Expired - Lifetime
- 1990-10-24 BR BR909007822A patent/BR9007822A/pt not_active IP Right Cessation
- 1990-10-24 EP EP91900406A patent/EP0491879B1/de not_active Expired - Lifetime
- 1990-10-24 ES ES91900406T patent/ES2055581T3/es not_active Expired - Lifetime
- 1990-10-24 AT AT91900406T patent/ATE107608T1/de not_active IP Right Cessation
- 1990-10-24 DE DE69010210A patent/DE69010210D1/de not_active Expired - Lifetime
- 1990-10-24 JP JP2515829A patent/JPH04505314A/ja active Granted
- 1990-10-24 AU AU67334/90A patent/AU628692B2/en not_active Expired
- 1990-10-24 KR KR1019920700990A patent/KR950005762B1/ko not_active Expired - Lifetime
- 1990-10-24 WO PCT/SE1990/000689 patent/WO1991007350A1/en not_active Ceased
- 1990-10-24 RU SU925052291A patent/RU2068809C1/ru active
- 1990-10-24 UA UA94020488A patent/UA29420C2/uk unknown
- 1990-11-01 AR AR90318271A patent/AR243851A1/es active
- 1990-11-05 NZ NZ235963A patent/NZ235963A/en unknown
- 1990-11-09 PT PT95849A patent/PT95849B/pt not_active IP Right Cessation
1992
- 1992-05-06 FI FI922056A patent/FI96942C/fi active
- 1992-05-11 NO NO921848A patent/NO308246B1/no not_active IP Right Cessation
- 1992-12-11 LV LVP-92-292A patent/LV10227B/xx unknown
1993
- 1993-03-19 LT LTIP445A patent/LT3224B/lt not_active IP Right Cessation
- 1993-07-31 GE GEAP19931340A patent/GEP19981000B/en unknown
1994
- 1994-06-27 US US08/265,785 patent/US5643414A/en not_active Expired - Lifetime
1995
- 1995-01-10 CN CN95101155A patent/CN1052770C/zh not_active Expired - Lifetime

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EP0041056A1 (de)	1980-05-28	1981-12-02	Eka Ab	Papierherstellung
WO1986000100A1 (en)	1984-06-07	1986-01-03	Eka Ab	Papermaking process
WO1986005826A1 (en)	1985-04-03	1986-10-09	Eka Nobel Aktiebolag	Papermaking process

Also Published As

Publication number	Publication date
NO921848D0 (no)	1992-05-11
ES2055581T3 (es)	1994-08-16
DK0491879T3 (da)	1994-11-07
LV10227A (lv)	1994-10-20
FI922056L (fi)	1992-05-06
AU628692B2 (en)	1992-09-17
FI922056A0 (fi)	1992-05-06
NO921848L (no)	1992-05-11
US5643414A (en)	1997-07-01
GEP19981000B (en)	1998-02-11
DE69010210T4 (de)	1995-08-10
BR9007822A (pt)	1992-09-01
CN1052770C (zh)	2000-05-24
NO308246B1 (no)	2000-08-21
WO1991007350A1 (en)	1991-05-30
DE69010210D1 (de)	1994-07-28
SE8903753D0 (sv)	1989-11-09
CN1115817A (zh)	1996-01-31
EP0491879A1 (de)	1992-07-01
PT95849A (pt)	1991-09-13
DE69010210T2 (de)	1994-10-13
NZ235963A (en)	1992-05-26
UA29420C2 (uk)	2000-11-15
RU2068809C1 (ru)	1996-11-10
AU6733490A (en)	1991-06-13
SE500387C2 (sv)	1994-06-13
ATE107608T1 (de)	1994-07-15
LTIP445A (en)	1994-10-25
JPH059368B2 (de)	1993-02-04
FI96942C (fi)	1996-09-25
KR920703445A (ko)	1992-12-17
CA2067506A1 (en)	1991-05-09
FI96942B (fi)	1996-06-14
EP0491879B1 (de)	1994-06-22
LV10227B (en)	1995-04-20
JPH04505314A (ja)	1992-09-17
PT95849B (pt)	1999-02-26
SE8903753L (sv)	1991-05-10
AR243851A1 (es)	1993-09-30
KR950005762B1 (ko)	1995-05-30
CA2067506C (en)	1996-10-22
US5368833A (en)	1994-11-29

Legal Events

Date	Code	Title	Description
2013-05-27	MK9A	Expiry of a patent	Effective date: 20130319

Publication	Publication Date	Title
LT3224B (en)	1995-04-25	Silica sols, a process for the production and use them
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CN100473604C (zh)	2009-04-01	二氧化硅基溶胶
AU635365B2 (en)	1993-03-18	A process for the production of silica sols and their use
JPH0219593A (ja)	1990-01-23	紙の製造方法
CN1934032B (zh)	2011-06-15	二氧化硅基溶胶及其制备和用途
CN112041267A (zh)	2020-12-04	电荷反转型硅溶胶
EP3036192B1 (de)	2018-10-03	Kieselsäuresol
KR920011032B1 (ko)	1992-12-26	제지방법
CN101476262B (zh)	2011-08-03	硅石基溶胶
KR100853924B1 (ko)	2008-08-25	실리카-기초 졸 및 이의 제조 및 용도