CA1002418A - Silica preparation - Google Patents

Silica preparation

Info

Publication number: CA1002418A
Authority: CA; Canada
Prior art keywords: silica preparation; silica; preparation
Prior art date: 1972-11-29
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

CA183,782A

Other languages

English (en)

Other versions

CA183782S (en

Inventor

Joseph A. Delap

Richard E. Dietz

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.)

Phillips Petroleum Co

Original Assignee

Phillips Petroleum Co

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.)

1972-11-29

Filing date

1973-10-19

Publication date

1976-12-28

1973-10-19 Application filed by Phillips Petroleum Co filed Critical Phillips Petroleum Co

1976-12-28 Application granted granted Critical

1976-12-28 Publication of CA1002418A publication Critical patent/CA1002418A/en

Status Expired legal-status Critical Current

Links

VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title 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
- C01B33/16—Preparation of silica xerogels
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D12/00—Displacing liquid, e.g. from wet solids or from dispersions of liquids or from solids in liquids, by means of another liquid
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/0052—Preparation of gels
- B01J13/0056—Preparation of gels containing inorganic material and water
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/08—Silica
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- 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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Dispersion Chemistry (AREA)
Inorganic Chemistry (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Silicon Compounds (AREA)
Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)

CA183,782A 1972-11-29 1973-10-19 Silica preparation Expired CA1002418A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US310450A US3890249A (en)	1972-11-29	1972-11-29	Silica preparation

Publications (1)

Publication Number	Publication Date
CA1002418A true CA1002418A (en)	1976-12-28

Family

ID=23202554

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA183,782A Expired CA1002418A (en)	1972-11-29	1973-10-19	Silica preparation

Country Status (12)

Country	Link
US (1)	US3890249A (fr)
JP (1)	JPS5343159B2 (fr)
BE (1)	BE807902A (fr)
CA (1)	CA1002418A (fr)
DE (1)	DE2359582C3 (fr)
ES (1)	ES420840A1 (fr)
FR (1)	FR2252127B1 (fr)
GB (1)	GB1431975A (fr)
IT (1)	IT1002018B (fr)
SE (1)	SE390530B (fr)
YU (1)	YU298873A (fr)
ZA (1)	ZA735131B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4042769A (en) *	1975-03-12	1977-08-16	Gulf Research & Development Company	Catalysts for the polymerization of ethylene
US4053436A (en) *	1975-08-26	1977-10-11	Phillips Petroleum Company	Spray dried titanium-containing catalyst for stress crack resistant polymer
US4081407A (en) *	1976-03-18	1978-03-28	Phillips Petroleum Company	Catalyst support prepared by alcohol treatment of hydrogels
US4169926A (en) *	1978-01-16	1979-10-02	Phillips Petroleum Company	Inorganic hydrogels and uses thereof
US4247421A (en) *	1979-05-03	1981-01-27	Phillips Petroleum Company	Activation of supported chromium oxide catalysts
US4436883A (en)	1982-01-20	1984-03-13	Phillips Petroleum Company	Polymerization using a support formed by heating silica gel in inert atmosphere
US4717708A (en) *	1983-12-27	1988-01-05	Stauffer Chemical Company	Inorganic oxide aerogels and their preparation
GB2188310A (en) *	1986-03-27	1987-09-30	Shell Int Research	A process for the preparation of silica particles
GB2189780A (en) *	1986-04-22	1987-11-04	Shell Int Research	A process for the preparation of alumina spheres
DE19538333A1 (de) *	1995-10-14	1997-04-17	Basf Ag	Verfahren zur unterkritischen Herstellung von Aerogelen

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1413457A (en) *	1917-11-12	1922-04-18	Du Pont	Process of filtering
US2978298A (en) *	1956-09-04	1961-04-04	Gen Electric	Process for producing hydrophobic aerogels
US3622521A (en) *	1967-08-21	1971-11-23	Phillips Petroleum Co	Olefin polymerization with chromium and titanium-containing compounds
US3652214A (en) *	1968-08-06	1972-03-28	Nat Petro Chemicals Co Inc	Preparation of silica gels
US3652215A (en) *	1968-08-06	1972-03-28	Nat Petro Chemicals Co Inc	Preparation of silica gels
US3652216A (en) *	1968-10-11	1972-03-28	Nat Petro Chemicals Co Inc	Preparation of silica gels

1972
- 1972-11-29 US US310450A patent/US3890249A/en not_active Expired - Lifetime
1973
- 1973-07-27 ZA ZA735131A patent/ZA735131B/xx unknown
- 1973-08-27 JP JP9534473A patent/JPS5343159B2/ja not_active Expired
- 1973-10-19 CA CA183,782A patent/CA1002418A/en not_active Expired
- 1973-11-20 YU YU02988/73A patent/YU298873A/xx unknown
- 1973-11-26 ES ES420840A patent/ES420840A1/es not_active Expired
- 1973-11-27 FR FR7342200A patent/FR2252127B1/fr not_active Expired
- 1973-11-28 SE SE7316060A patent/SE390530B/xx unknown
- 1973-11-28 IT IT31790/73A patent/IT1002018B/it active
- 1973-11-28 BE BE138246A patent/BE807902A/fr not_active IP Right Cessation
- 1973-11-28 GB GB5514273A patent/GB1431975A/en not_active Expired
- 1973-11-29 DE DE2359582A patent/DE2359582C3/de not_active Expired

Also Published As

Publication number	Publication date
GB1431975A (en)	1976-04-14
YU298873A (en)	1982-02-28
DE2359582C3 (de)	1981-11-05
IT1002018B (it)	1976-05-20
SE390530B (sv)	1976-12-27
US3890249A (en)	1975-06-17
DE2359582B2 (fr)	1981-01-08
DE2359582A1 (de)	1974-06-20
BE807902A (fr)	1974-05-28
ZA735131B (en)	1974-06-26
JPS5343159B2 (fr)	1978-11-17
FR2252127B1 (fr)	1978-09-08
JPS4983697A (fr)	1974-08-12
FR2252127A1 (fr)	1975-06-20
ES420840A1 (es)	1976-04-16

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ZA735131B (en)	1974-06-26	Silica preparation
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AU451103B2 (en)	1974-07-11	1-alkylidene-3-indenyl echanols
AU469398B2 (en)	1976-02-12	N-benzyl-tetrahydropyridines
AU460536B2 (en)	1974-09-05	Triazolobenzophenones
AU477230B2 (en)	1976-10-21	Isothiocyanobenzimidazoles
AU465942B2 (en)	1975-10-09	Buhner