NL8005856A - Bereiding van poreus, zuiver siliciumdioxyde en van chroomoxyde-op-siliciumdioxyde katalysatoren. - Google Patents

Bereiding van poreus, zuiver siliciumdioxyde en van chroomoxyde-op-siliciumdioxyde katalysatoren. Download PDF

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Publication number
NL8005856A
NL8005856A NL8005856A NL8005856A NL8005856A NL 8005856 A NL8005856 A NL 8005856A NL 8005856 A NL8005856 A NL 8005856A NL 8005856 A NL8005856 A NL 8005856A NL 8005856 A NL8005856 A NL 8005856A
Authority
NL
Netherlands
Prior art keywords
gel
alcohol
silicon dioxide
silica
volume
Prior art date
Application number
NL8005856A
Other languages
English (en)
Dutch (nl)
Original Assignee
Stamicarbon
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.)
Filing date
Publication date
Application filed by Stamicarbon filed Critical Stamicarbon
Priority to NL8005856A priority Critical patent/NL8005856A/nl
Priority to JP56168872A priority patent/JPS57100913A/ja
Priority to ES506497A priority patent/ES8206380A1/es
Priority to CA000388650A priority patent/CA1172619A/en
Priority to DE8181201178T priority patent/DE3163766D1/de
Priority to AT81201178T priority patent/ATE7591T1/de
Priority to EP81201178A priority patent/EP0050902B1/en
Priority to US06/315,218 priority patent/US4386016A/en
Priority to ES510041A priority patent/ES8303247A1/es
Priority to ES510040A priority patent/ES510040A0/es
Publication of NL8005856A publication Critical patent/NL8005856A/nl

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F10/02—Ethene
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Catalysts (AREA)
  • Silicon Compounds (AREA)
  • Polymerization Catalysts (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
NL8005856A 1980-10-24 1980-10-24 Bereiding van poreus, zuiver siliciumdioxyde en van chroomoxyde-op-siliciumdioxyde katalysatoren. NL8005856A (nl)

Priority Applications (10)

Application Number Priority Date Filing Date Title
NL8005856A NL8005856A (nl) 1980-10-24 1980-10-24 Bereiding van poreus, zuiver siliciumdioxyde en van chroomoxyde-op-siliciumdioxyde katalysatoren.
JP56168872A JPS57100913A (en) 1980-10-24 1981-10-23 Silicon dioxide having pure porosity and manufacture of chromium oxide catalyst carrying said silicon dioxide
ES506497A ES8206380A1 (es) 1980-10-24 1981-10-23 Un procedimiento de preparacion de dioxido de silicio poroso
CA000388650A CA1172619A (en) 1980-10-24 1981-10-23 Preparation of porous, pure silicon dioxide and of chromium-oxide-on-silicon dioxide catalysts
DE8181201178T DE3163766D1 (en) 1980-10-24 1981-10-24 The preparation of porous, pure silicon dioxide and of chromium-oxide-on-silicon dioxide catalysts
AT81201178T ATE7591T1 (de) 1980-10-24 1981-10-24 Herstellung von poroesem, reinen siliziumdioxid und von chromoxid auf siliziumdioxidkatalysatoren.
EP81201178A EP0050902B1 (en) 1980-10-24 1981-10-24 The preparation of porous, pure silicon dioxide and of chromium-oxide-on-silicon dioxide catalysts
US06/315,218 US4386016A (en) 1980-10-24 1981-10-26 Preparation of porous, pure silica dioxide and of chromium-oxide-on-silica dioxide catalysts
ES510041A ES8303247A1 (es) 1980-10-24 1982-03-02 "procedimiento para polimerizar etileno"
ES510040A ES510040A0 (es) 1980-10-24 1982-03-02 "procedimiento para la preparacion de catalizadores del tipo de oxido de cromo sobre soporte".

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8005856A NL8005856A (nl) 1980-10-24 1980-10-24 Bereiding van poreus, zuiver siliciumdioxyde en van chroomoxyde-op-siliciumdioxyde katalysatoren.
NL8005856 1980-10-24

Publications (1)

Publication Number Publication Date
NL8005856A true NL8005856A (nl) 1982-05-17

Family

ID=19836057

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8005856A NL8005856A (nl) 1980-10-24 1980-10-24 Bereiding van poreus, zuiver siliciumdioxyde en van chroomoxyde-op-siliciumdioxyde katalysatoren.

Country Status (8)

Country Link
US (1) US4386016A (ja)
EP (1) EP0050902B1 (ja)
JP (1) JPS57100913A (ja)
AT (1) ATE7591T1 (ja)
CA (1) CA1172619A (ja)
DE (1) DE3163766D1 (ja)
ES (3) ES8206380A1 (ja)
NL (1) NL8005856A (ja)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8610024D0 (en) * 1986-04-24 1986-05-29 Unilever Plc Porous structures
DE3640803A1 (de) * 1986-11-28 1988-06-09 Basf Ag Verfahren zum herstellen von griessfoermigen homo- sowie copolymerisaten des ethens mittels eines chromtrioxid-katalysatorsystems
DE3640802A1 (de) * 1986-11-28 1988-06-09 Basf Ag Verfahren zum herstellen von griessfoermigen homo- sowie copolymerisaten des ethens mittels eines chromtrioxid-katalysators
DE3803895C1 (ja) * 1988-02-09 1989-04-13 Degussa Ag, 6000 Frankfurt, De
US5128114A (en) * 1989-04-14 1992-07-07 E. I. Du Pont De Nemours And Company Silica microspheres, method of improving attrition resistance
DE3912504A1 (de) * 1989-04-17 1990-10-18 Degussa Presslinge auf basis von pyrogen hergestelltem siliciumdioxid, verfahren zu ihrer herstellung und ihre verwendung
DE4132894A1 (de) * 1991-10-04 1993-04-08 Basf Ag Verfahren zur herstellung eines traegerkatalysators fuer die polymerisation von (alpha)-olefinen
EP0562205A1 (en) * 1992-03-24 1993-09-29 Bp Chemicals S.N.C. Process for the preparation of a polymerisation catalyst
GB9210265D0 (en) * 1992-05-13 1992-07-01 Unilever Plc Catalysts and catalyst supports
EP0640625A3 (en) * 1993-08-27 1995-05-03 Union Carbide Chem Plastic Improved method and catalyst for the production of blow molding polymers.
WO1995017347A1 (en) * 1993-12-23 1995-06-29 Ppg Industries, Inc. Silica aerogel produced under subcritical conditions
IN186494B (ja) * 1995-02-04 2001-09-15 Degussa
AU1458101A (en) * 1999-11-05 2001-06-06 Conoco Inc. Chromium-based catalysts and process for converting hydrocarbons to synthesis gas
EP1257497A2 (en) * 2000-02-18 2002-11-20 Conoco Inc. Chromium-based catalysts and processes for converting hydrocarbons to synthesis gas
US20030140657A1 (en) * 2001-10-30 2003-07-31 Monika Oswald Method of producing glass of optical quality
US20060063084A1 (en) * 2004-09-22 2006-03-23 Xerox Corporation Emulsion aggregation toner containing pigment having a small particle size
EP1700824A1 (en) 2005-03-09 2006-09-13 Degussa AG Granules based on pyrogenically prepared silicon dioxide, method for their preparation and use thereof
CN101942229B (zh) * 2009-07-06 2013-03-06 中国石油化工股份有限公司 含有孔道保护剂的多孔二氧化硅的制备方法
KR200465001Y1 (ko) 2010-04-22 2013-01-29 엄문식 남성 소변전용 기저귀
CN102513093B (zh) * 2011-12-01 2013-06-12 连云港阳方催化科技有限公司 高浓度含盐废水液相氧化催化剂及制法与处理方法
US20220144978A1 (en) * 2019-03-29 2022-05-12 Japan Polypropylene Corporation Method for producing catalyst component for olefin polymerization, method for producing catalyst for olefin polymerization, and method for producing olefin polymer

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2475984A (en) * 1944-03-11 1949-07-12 Standard Oil Dev Co Process for drying hydrogel catalysts
DE1667430B2 (de) * 1967-10-14 1977-02-03 Chemische Werke Hüls AG, 4370 Mari Verfahren zum haerten geformter kieselsaeuregele
DE2540278C2 (de) * 1975-09-10 1982-09-16 Basf Ag, 6700 Ludwigshafen Verfahren zum Herstellen von Olefinpolymerisaten
US4206297A (en) * 1977-04-25 1980-06-03 Chemplex Company Polymerization catalysts and methods
NL7707961A (nl) * 1977-07-18 1979-01-22 Stamicarbon Werkwijze ter bereiding van poreus, zuiver siliciumdioxyde.

Also Published As

Publication number Publication date
EP0050902A1 (en) 1982-05-05
JPS57100913A (en) 1982-06-23
ATE7591T1 (de) 1984-06-15
ES510041A0 (es) 1983-02-01
DE3163766D1 (en) 1984-06-28
ES8303247A1 (es) 1983-02-01
ES8303246A1 (es) 1983-02-01
ES510040A0 (es) 1983-02-01
ES506497A0 (es) 1982-08-16
US4386016A (en) 1983-05-31
ES8206380A1 (es) 1982-08-16
JPH0135775B2 (ja) 1989-07-27
EP0050902B1 (en) 1984-05-23
CA1172619A (en) 1984-08-14

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