ATE142985T1 - Verfahren zur herstellung von amorpher kieselsäure - Google Patents

Verfahren zur herstellung von amorpher kieselsäure

Info

Publication number: ATE142985T1
Authority: AT; Austria
Prior art keywords: nh2o; sio2; na2co3; product; purity
Prior art date: 1991-12-25

Application number

AT92311692T

Other languages

English (en)

Inventor

Ephraim Feinblum

Original Assignee

R & D Silicate Prod Ltd

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.)

1991-12-25

Filing date

1992-12-22

Publication date

1996-10-15

1992-12-22 Application filed by R & D Silicate Prod Ltd filed Critical R & D Silicate Prod Ltd

1996-10-15 Application granted granted Critical

1996-10-15 Publication of ATE142985T1 publication Critical patent/ATE142985T1/de

Links

235000012239 silicon dioxide Nutrition 0.000 title abstract 5
238000004519 manufacturing process Methods 0.000 title abstract 2
LRCFXGAMWKDGLA-UHFFFAOYSA-N dioxosilane;hydrate Chemical compound O.O=[Si]=O LRCFXGAMWKDGLA-UHFFFAOYSA-N 0.000 title 1
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 11
239000000377 silicon dioxide Substances 0.000 abstract 5
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract 4
229910052681 coesite Inorganic materials 0.000 abstract 4
229910052906 cristobalite Inorganic materials 0.000 abstract 4
229910052682 stishovite Inorganic materials 0.000 abstract 4
229910052905 tridymite Inorganic materials 0.000 abstract 4
239000004115 Sodium Silicate Substances 0.000 abstract 2
239000008187 granular material Substances 0.000 abstract 2
239000000047 product Substances 0.000 abstract 2
229910000029 sodium carbonate Inorganic materials 0.000 abstract 2
235000017550 sodium carbonate Nutrition 0.000 abstract 2
235000019351 sodium silicates Nutrition 0.000 abstract 2
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 1
239000007788 liquid Substances 0.000 abstract 1
239000012263 liquid product Substances 0.000 abstract 1
238000000034 method Methods 0.000 abstract 1
239000011435 rock Substances 0.000 abstract 1
238000000926 separation method Methods 0.000 abstract 1
239000002910 solid waste Substances 0.000 abstract 1
238000005406 washing Methods 0.000 abstract 1
238000010333 wet classification Methods 0.000 abstract 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
- 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
- C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
- C01B33/187—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates
- C01B33/193—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by acidic treatment of silicates of aqueous solutions of silicates
- 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
- C01B33/20—Silicates
- C01B33/32—Alkali metal silicates
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
- C01P2006/82—Compositional purity water content

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Silicon Compounds (AREA)
Processing Of Solid Wastes (AREA)

AT92311692T 1991-12-25 1992-12-22 Verfahren zur herstellung von amorpher kieselsäure ATE142985T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IL10050391A IL100503A (en)	1991-12-25	1991-12-25	Process for the preparation of amorphous silica

Publications (1)

Publication Number	Publication Date
ATE142985T1 true ATE142985T1 (de)	1996-10-15

Family

ID=11063205

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT92311692T ATE142985T1 (de)	1991-12-25	1992-12-22	Verfahren zur herstellung von amorpher kieselsäure

Country Status (9)

Country	Link
US (1)	US5302364A (de)
EP (1)	EP0549323B1 (de)
JP (1)	JPH069211A (de)
AT (1)	ATE142985T1 (de)
AU (1)	AU653661B2 (de)
CA (1)	CA2086317A1 (de)
DE (1)	DE69213905T2 (de)
IL (1)	IL100503A (de)
ZA (1)	ZA929975B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IL104722A (en) *	1993-02-02	1998-04-05	Rotem Fertilizers Ltd	Process for the manufacture of pure silica from rock containing it
US5674792A (en) *	1993-11-12	1997-10-07	Heraeus Quarzglas Gmbh	Shaped body having a high silicon dioxide content and a process for producing such shaped bodies
AUPN538295A0 (en) *	1995-09-13	1995-10-05	Australian National University, The	Magnesiosilicate cation exchange compounds
AU3948997A (en) *	1997-08-14	1999-03-08	Satec Ecochem Ltd.	A process for producing silica acid
IL122851A0 (en) *	1998-01-05	1998-08-16	Rotem Amfert Negev Ltd	Optimally dispersible precipitated silica particulates process for their preparation and their use
CN1109651C (zh) *	2000-11-14	2003-05-28	北京化工大学	碳化反应制备二氧化硅粉体的方法
US7293568B2 (en) *	2003-12-02	2007-11-13	Silicon Chemistry, Inc.	Aqueous solutions of silicon metal and methods of making and using same
US20080178908A1 (en) *	2003-12-02	2008-07-31	Silicon Chemistry, Inc.	Solutions of silicon metal and methods of making and using same
GR1005654B (el) *	2005-12-02	2007-09-19	Γεωργιος Χρηστιδης	Συνθεση ζεολιθου υ απο ηφαιστιακα υαλωδη πετρωματα και πυριτικα καλυμματα
CN104118880B (zh) *	2014-07-02	2016-01-20	广州立白企业集团有限公司	一种湿法生产泡花碱自动配料工艺及设备
CN110272053B (zh) *	2018-03-16	2021-05-11	国家能源投资集团有限责任公司	高纯水玻璃、低铁白炭黑以及超白玻璃原料的制备方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IL31348A0 (en) *	1968-01-04	1969-02-27	Columbian Carbon	Process for producing alkali metal silicates
AT377958B (de) *	1980-06-27	1985-05-28	Steirische Magnesit Ind Ag	Verfahren zur herstellung von aktiver kieselerde
US4401638A (en) *	1981-12-21	1983-08-30	Materias Primas, Monterrey, S.A.	Process for purifying silica sand
SE439477B (sv) *	1982-10-13	1985-06-17	Boliden Ab	Forfarande for produktion av huvudsakligen ren kiselsyra fran avfallskiselsyra
US4818510A (en) *	1985-10-21	1989-04-04	Quartz Technology, Inc.	Modified close fraction batch process for purification of SiO2
NL8600283A (nl) *	1986-02-06	1987-09-01	Philips Nv	Werkwijze voor het zuiveren van kwartszand.
US4952246A (en) *	1989-08-23	1990-08-28	Dependable Foundry Equipment Company, Inc.	Plant and method for reconditioning green foundry sand
IL91671A (en) *	1989-09-18	1993-08-18	Res And Dev Of Natural Resourc	Opaliform porcellanite and process for the preparation thereof
US4956509A (en) *	1989-10-16	1990-09-11	Mobil Oil Corp.	Integrated paraffin upgrading and catalytic cracking processes
US5037625A (en) *	1990-02-06	1991-08-06	The Feldspar Corporation	Purified quartz and process for purifying quartz

1991
- 1991-12-25 IL IL10050391A patent/IL100503A/en not_active IP Right Cessation
1992
- 1992-12-22 AT AT92311692T patent/ATE142985T1/de not_active IP Right Cessation
- 1992-12-22 DE DE69213905T patent/DE69213905T2/de not_active Expired - Fee Related
- 1992-12-22 EP EP92311692A patent/EP0549323B1/de not_active Expired - Lifetime
- 1992-12-22 ZA ZA929975A patent/ZA929975B/xx unknown
- 1992-12-24 US US07/996,638 patent/US5302364A/en not_active Expired - Fee Related
- 1992-12-24 AU AU30495/92A patent/AU653661B2/en not_active Ceased
- 1992-12-24 CA CA002086317A patent/CA2086317A1/en not_active Abandoned
- 1992-12-25 JP JP4346740A patent/JPH069211A/ja active Pending

Also Published As

Publication number	Publication date
EP0549323A1 (de)	1993-06-30
DE69213905D1 (de)	1996-10-24
IL100503A0 (en)	1992-09-06
US5302364A (en)	1994-04-12
CA2086317A1 (en)	1993-06-26
EP0549323B1 (de)	1996-09-18
JPH069211A (ja)	1994-01-18
ZA929975B (en)	1993-06-28
AU3049592A (en)	1993-07-01
IL100503A (en)	1995-03-30
DE69213905T2 (de)	1997-01-30
AU653661B2 (en)	1994-10-06

Legal Events

Date	Code	Title	Description
1997-03-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties

Publication	Publication Date	Title
ATE142985T1 (de)	1996-10-15	Verfahren zur herstellung von amorpher kieselsäure
KR920703449A (ko)	1992-12-17	결정질 이규산 나트륨의 열수제조방법
KR840004414A (ko)	1984-10-15	멜라민의 제조방법
DE68913613D1 (de)	1994-04-14	Verfahren zur Herstellung von reinen, dichten, amorphen synthetischen Kieselsäureteilchen.
MY113299A (en)	2002-01-31	Improved titanium dioxide dispersibility.
GB1239078A (de)	1971-07-14
US6217840B1 (en)	2001-04-17	Production of fumed silica
BR0116451A (pt)	2003-09-30	Processo contìnuo para manufatura de ácido l-ascórbico
CS212744B2 (en)	1982-03-26	Method of preparing calcium hypochlorite
US20080202387A1 (en)	2008-08-28	Process For Producing Silica and Sodium Sulfite With Sodium Sulfate
ATE496868T1 (de)	2011-02-15	Verfahren zur herstellung von siliciumdioxid aus olivin
NO20015874D0 (no)	2001-11-30	Modifisert prosess for produksjon av alginat med höyt mannuronsyre-innhold
JPS577812A (en)	1982-01-16	Removing method for fluorine from waste sulfuric acid
JPS58502201A (ja)	1983-12-22	弗化アルミニウムの製造時に生成される廃棄物より有用生成物を回収する方法
BR8303704A (pt)	1984-02-14	Processo para a producao de cristais de hipoclorito de sodio hidratado
ATE22680T1 (de)	1986-10-15	Verfahren zur herstellung von festem, kristallinem, wasserfreiem natriummetasilikat.
JPH0588708B2 (de)	1993-12-24
JPH0466812B2 (de)	1992-10-26
IT1276685B1 (it)	1997-11-03	Processo per la produzione di sodio percarbonato in forma granulare
KR960700957A (ko)	1996-02-24	안정화된 과탄산나트륨의 제조방법(Process for producing stabilised sodium percarbonate)
JPS5440298A (en)	1979-03-29	Production of sodium aluminosilicate slurry
SU588185A1 (ru)	1978-01-15	Способ получени криолита
JPH02133311A (ja)	1990-05-22	高純度シリカの製造方法
KR940000422A (ko)	1994-01-03	L-페닐알라닌 메틸 에스테르의 제조방법
JPS54158400A (en)	1979-12-14	Production of a-type zeolite