CA1189681A - Silices precipites, et leur production - Google Patents

Silices precipites, et leur production

Info

Publication number: CA1189681A
Authority: CA; Canada
Prior art keywords: precipitated silica; suspension; value; per litre; silica
Prior art date: 1981-04-10
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.): Expired

Application number

CA000465709A

Other languages

English (en)

Inventor

Peter Nauroth

Robert Kuhlmann

Gunter Turk

Adam Becker

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Evonik Operations GmbH

Original Assignee

Degussa GmbH

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.)

1981-04-10

Filing date

1984-10-17

Publication date

1985-07-02

1981-04-10 Priority claimed from DE19813114493 external-priority patent/DE3114493A1/de

1984-10-17 Application filed by Degussa GmbH filed Critical Degussa GmbH

1985-07-02 Application granted granted Critical

1985-07-02 Publication of CA1189681A publication Critical patent/CA1189681A/fr

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 29
230000008569 process Effects 0.000 title claims abstract description 18
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 195
239000000377 silicon dioxide Substances 0.000 claims abstract description 97
239000000243 solution Substances 0.000 claims abstract description 38
239000000725 suspension Substances 0.000 claims abstract description 37
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 25
239000001117 sulphuric acid Substances 0.000 claims abstract description 25
235000011149 sulphuric acid Nutrition 0.000 claims abstract description 25
229910052910 alkali metal silicate Inorganic materials 0.000 claims abstract description 18
238000001556 precipitation Methods 0.000 claims description 30
PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 18
229910052938 sodium sulfate Inorganic materials 0.000 claims description 14
235000011152 sodium sulphate Nutrition 0.000 claims description 14
238000004519 manufacturing process Methods 0.000 claims description 12
229910052681 coesite Inorganic materials 0.000 claims description 11
229910052906 cristobalite Inorganic materials 0.000 claims description 11
235000012239 silicon dioxide Nutrition 0.000 claims description 11
229910052682 stishovite Inorganic materials 0.000 claims description 11
229910052905 tridymite Inorganic materials 0.000 claims description 11
239000007832 Na2SO4 Substances 0.000 claims description 10
239000000376 reactant Substances 0.000 claims description 3
239000012429 reaction media Substances 0.000 claims description 3
230000002378 acidificating effect Effects 0.000 claims description 2
230000003247 decreasing effect Effects 0.000 claims description 2
238000010790 dilution Methods 0.000 claims description 2
239000012895 dilution Substances 0.000 claims description 2
230000001376 precipitating effect Effects 0.000 claims description 2
239000003795 chemical substances by application Substances 0.000 abstract description 3
238000005498 polishing Methods 0.000 abstract description 3
239000000606 toothpaste Substances 0.000 abstract description 3
239000003082 abrasive agent Substances 0.000 abstract 2
239000002562 thickening agent Substances 0.000 abstract 1
238000005299 abrasion Methods 0.000 description 19
239000000843 powder Substances 0.000 description 16
239000004115 Sodium Silicate Substances 0.000 description 11
229910052911 sodium silicate Inorganic materials 0.000 description 11
NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 11
229940032158 sodium silicate Drugs 0.000 description 11
235000019794 sodium silicate Nutrition 0.000 description 11
PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 10
KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 10
239000002253 acid Substances 0.000 description 10
239000010949 copper Substances 0.000 description 8
239000006185 dispersion Substances 0.000 description 8
239000000047 product Substances 0.000 description 6
239000005060 rubber Substances 0.000 description 6
239000003792 electrolyte Substances 0.000 description 5
239000012065 filter cake Substances 0.000 description 5
235000011187 glycerol Nutrition 0.000 description 5
238000000227 grinding Methods 0.000 description 5
238000005259 measurement Methods 0.000 description 5
239000000203 mixture Substances 0.000 description 5
230000000717 retained effect Effects 0.000 description 5
230000009850 completed effect Effects 0.000 description 4
239000002245 particle Substances 0.000 description 4
238000009826 distribution Methods 0.000 description 3
239000000463 material Substances 0.000 description 3
238000012545 processing Methods 0.000 description 3
CMDGQTVYVAKDNA-UHFFFAOYSA-N propane-1,2,3-triol;hydrate Chemical compound O.OCC(O)CO CMDGQTVYVAKDNA-UHFFFAOYSA-N 0.000 description 3
230000003014 reinforcing effect Effects 0.000 description 3
239000012763 reinforcing filler Substances 0.000 description 3
238000012216 screening Methods 0.000 description 3
239000007787 solid Substances 0.000 description 3
238000006243 chemical reaction Methods 0.000 description 2
238000001035 drying Methods 0.000 description 2
230000000694 effects Effects 0.000 description 2
239000000945 filler Substances 0.000 description 2
VXJCGWRIPCFWIB-UHFFFAOYSA-N hexadecasodium tetrasilicate Chemical compound [Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-].[O-][Si]([O-])([O-])[O-] VXJCGWRIPCFWIB-UHFFFAOYSA-N 0.000 description 2
239000012716 precipitator Substances 0.000 description 2
238000010298 pulverizing process Methods 0.000 description 2
238000010008 shearing Methods 0.000 description 2
238000003860 storage Methods 0.000 description 2
239000000126 substance Substances 0.000 description 2
238000012360 testing method Methods 0.000 description 2
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
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 1
VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
239000004677 Nylon Substances 0.000 description 1
BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
229920005372 Plexiglas® Polymers 0.000 description 1
239000004698 Polyethylene Substances 0.000 description 1
230000032683 aging Effects 0.000 description 1
239000003513 alkali Substances 0.000 description 1
239000012459 cleaning agent Substances 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
229910052802 copper Inorganic materials 0.000 description 1
239000002537 cosmetic Substances 0.000 description 1
239000012153 distilled water Substances 0.000 description 1
239000012530 fluid Substances 0.000 description 1
239000011521 glass Substances 0.000 description 1
235000019589 hardness Nutrition 0.000 description 1
239000007970 homogeneous dispersion Substances 0.000 description 1
238000009776 industrial production Methods 0.000 description 1
239000013067 intermediate product Substances 0.000 description 1
150000002500 ions Chemical class 0.000 description 1
238000012986 modification Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
229920001778 nylon Polymers 0.000 description 1
238000012856 packing Methods 0.000 description 1
-1 polyethylene Polymers 0.000 description 1
229920000573 polyethylene Polymers 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
239000012266 salt solution Substances 0.000 description 1
150000003839 salts Chemical class 0.000 description 1
150000004756 silanes Chemical class 0.000 description 1
229910052708 sodium Inorganic materials 0.000 description 1
239000011734 sodium Substances 0.000 description 1
238000001179 sorption measurement Methods 0.000 description 1
238000003756 stirring Methods 0.000 description 1
230000008719 thickening Effects 0.000 description 1
238000005406 washing Methods 0.000 description 1
238000005303 weighing Methods 0.000 description 1

Landscapes

Silicon Compounds (AREA)

CA000465709A 1981-04-10 1984-10-17 Silices precipites, et leur production Expired CA1189681A (fr)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
DEP3114493.4		1981-04-10
DE19813114493 DE3114493A1 (de)	1981-04-10	1981-04-10	"faellungskieselsaeuren und verfahren zu ihrer herstellung"
CA000400097A CA1183672A (fr)	1981-04-10	1982-03-31	Silices de precipitation, et leur production

Related Parent Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000400097A Division CA1183672A (fr)	1981-04-10	1982-03-31	Silices de precipitation, et leur production

Publications (1)

Publication Number	Publication Date
CA1189681A true CA1189681A (fr)	1985-07-02

Family

ID=25669640

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000465709A Expired CA1189681A (fr)	1981-04-10	1984-10-17	Silices precipites, et leur production

Country Status (1)

Country	Link
CA (1)	CA1189681A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4956167A (en) *	1986-02-28	1990-09-11	Unilever Patent Holdings B.V.	Silicas

1984
- 1984-10-17 CA CA000465709A patent/CA1189681A/fr not_active Expired

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4956167A (en) *	1986-02-28	1990-09-11	Unilever Patent Holdings B.V.	Silicas
US5447704A (en) *	1986-02-28	1995-09-05	Unilever Patent Holdings B.V.	Amorphous silica

Legal Events

Date	Code	Title	Description
2002-07-02	MKEX	Expiry

Publication	Publication Date	Title
CA1183672A (fr)	1985-03-12	Silices de precipitation, et leur production
CA1194272A (fr)	1985-10-01	Silices precipites rugueux, et leur production
US5234673A (en)	1993-08-10	Low temperature-very high structure silica and methods
US5484581A (en)	1996-01-16	Process for the production of precipitated silica
AU642244B2 (en)	1993-10-14	High opacity defined kaolin product and method of producing same
CA1324247C (fr)	1993-11-16	Silices precipitees, destination de ces dernieres, et methode de production connexe
US4166582A (en)	1979-09-04	Comminution of materials
JP4588705B2 (ja)	2010-12-01	高吸油性および高い構造性を有する非晶質シリカ粒子
Den Ouden et al.	1997	Particle size distribution in tomato concentrate and effects on rheological properties
MXPA01012873A (es)	2002-09-23	Acidos silicicos inhomogeneos como vehiculo.
EP0168492B1 (fr)	1988-08-24	Procede de traitement de minerais zeolitiques pour en retirer les impuretes decolorantes et ameliorer leur brillant, produit zeolitique finement moulu resultant, materiaux de revetement, papier et papier enduit les contenant
US5747003A (en)	1998-05-05	Amorphous precipitated silica abrasive
CA1189681A (fr)	1985-07-02	Silices precipites, et leur production
US4457900A (en)	1984-07-03	Silicic acid for the filtration of beverages, particularly beer
US3398008A (en)	1968-08-20	Grinding method
CA1193070A (fr)	1985-09-10	Acide silicique pour la filtration des boissons, notamment la biere
EP0701534B1 (fr)	1998-11-11	Procede de production d'aluminosilicate pour support de copie
JPH0643515B2 (ja)	1994-06-08	新規充填剤及びその製法
WO2008077877A2 (fr)	2008-07-03	Procédé de traitement de la bentonite brute
WO1998050305A1 (fr)	1998-11-12	Silices ameliorees a utiliser dans du caoutchouc
JP3719688B2 (ja)	2005-11-24	研磨性を有する微粉末沈澱ケイ酸の製造方法
US4095994A (en)	1978-06-20	Soft-settling fluosilicate-treated silica flatting agent
US2626707A (en)	1953-01-27	Classification of calcined conditioned titanium dioxide pigment slurries
WO1999029623A1 (fr)	1999-06-17	Silices amorphes precipitees a proprietes physiques ameliorees
KR800001031B1 (ko)	1980-09-26	신규의 이산화 규소의 제조방법