BE868791A - Werkwijze ter bereiding van poreus zuiver siliciumdioxyde - Google Patents

Werkwijze ter bereiding van poreus zuiver siliciumdioxyde

Info

Publication number
BE868791A
BE868791A BE189116A BE189116A BE868791A BE 868791 A BE868791 A BE 868791A BE 189116 A BE189116 A BE 189116A BE 189116 A BE189116 A BE 189116A BE 868791 A BE868791 A BE 868791A
Authority
BE
Belgium
Prior art keywords
silicon dioxide
pure silicon
preparing porous
porous pure
preparing
Prior art date
Application number
BE189116A
Other languages
English (en)
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
Publication of BE868791A publication Critical patent/BE868791A/nl

Links

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
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/103—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/906—Comminution of transition metal containing catalyst
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/908—Containing catalyst of specified particle size

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Analytical Chemistry (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Silicon Compounds (AREA)
  • Polymerization Catalysts (AREA)
BE189116A 1977-07-18 1978-07-06 Werkwijze ter bereiding van poreus zuiver siliciumdioxyde BE868791A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7707960A NL7707960A (nl) 1977-07-18 1977-07-18 Werkwijze ter bereiding van poreus, zuiver siliciumdioxyde.

Publications (1)

Publication Number Publication Date
BE868791A true BE868791A (nl) 1979-01-08

Family

ID=19828896

Family Applications (1)

Application Number Title Priority Date Filing Date
BE189116A BE868791A (nl) 1977-07-18 1978-07-06 Werkwijze ter bereiding van poreus zuiver siliciumdioxyde

Country Status (12)

Country Link
US (2) US4224189A (nl)
JP (1) JPS5420995A (nl)
AT (1) AT373854B (nl)
BE (1) BE868791A (nl)
CA (1) CA1126245A (nl)
DE (1) DE2831508A1 (nl)
ES (1) ES471788A1 (nl)
FR (1) FR2398022A1 (nl)
GB (1) GB2001043B (nl)
IT (1) IT1105614B (nl)
NL (2) NL7707960A (nl)
SE (1) SE7807950L (nl)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5923403A (ja) * 1982-07-30 1984-02-06 信越化学工業株式会社 合成シリカおよびこれを含有してなる電子部品封止用樹脂組成物
US4648975A (en) * 1983-08-17 1987-03-10 Pedro B. Macedo Process of using improved silica-based chromatographic supports containing additives
DE3525495C1 (de) * 1985-07-17 1987-01-02 Heraeus Schott Quarzschmelze Verfahren zur Herstellung von Gegenstaenden aus synthetischem Siliziumdioxid
US4810415A (en) * 1985-09-24 1989-03-07 Dresser Industries, Inc. Process for manufacturing ultra pure silica and resulting encapsulated products
JPH0683781B2 (ja) * 1986-03-14 1994-10-26 住友化学工業株式会社 薄片状物質の製造方法
US4661056A (en) * 1986-03-14 1987-04-28 American Hoechst Corporation Turbulent incineration of combustible materials supplied in low pressure laminar flow
FI83330C (fi) * 1988-06-03 1991-06-25 Neste Oy Foerfarande foer aktivering av en polymerisationskatalysatorbaerare och en medelst foerfarandet erhaollen katalysatorkomponent.
NL8901893A (nl) * 1989-07-21 1991-02-18 Veg Gasinstituut Nv Katalysator voor de selectieve oxidatie van zwavelverbindingen tot elementaire zwavel, werkwijze voor de bereiding van een dergelijke katalysator en werkwijze voor de selectieve oxidatie van zwavelverbindingen tot elementaire zwavel.
US5264506A (en) * 1992-12-30 1993-11-23 Union Carbide Chemicals & Plastics Technology Corporation Process for producing sticky polymers
ES2154748T3 (es) * 1995-02-04 2001-04-16 Degussa Granulados a base de dioxido de silicio preparado por via pirogena, procedimiento para su preparacion y su empleo.
US5641842A (en) * 1995-06-07 1997-06-24 Phillips Petroleum Company Ethylene copolymerization process
EP0761696B1 (de) * 1995-08-09 1998-04-01 Basf Aktiengesellschaft Katalysatorsysteme vom Typ der Ziegler-Natta-Katalysatoren
CN1095394C (zh) * 1996-04-10 2002-12-04 中国科学院大连化学物理研究所 一种由甲基叔丁基醚裂解制异丁烯反应用改性硅胶催化剂
DE19623226A1 (de) 1996-06-11 1997-12-18 Basf Ag Katalysatorsysteme vom Typ der Ziegler-Natta-Katalysatoren
JP3665043B2 (ja) 2001-08-27 2005-06-29 日本パーオキサイド株式会社 ポリ−α−ヒドロキシアクリル酸塩水溶液の製造方法
AU2004253299A1 (en) * 2003-06-30 2005-01-13 Shell Internationale Research Maatschappij B.V. Catalyst preparation
KR20090017555A (ko) * 2006-05-02 2009-02-18 셀 인터나쵸나아레 레사아치 마아츠샤피 비이부이 티타늄 촉매, 이의 제조 및 이의 에폭시화 반응에의 이용
BR112013012847B1 (pt) * 2010-11-30 2019-04-16 Basell Polyolefine Gmbh Método para a preparação de um catalisador de polimerização contendo cr e método para a polimerização de olefinas em processo de fase de gás ou em pasta fluida na presença de um catalisador.

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT636071A (nl) * 1959-09-22
US3095384A (en) * 1960-09-09 1963-06-25 Socony Mobil Oil Co Inc Hydrogel treatment
US3239498A (en) * 1961-07-20 1966-03-08 Phillips Petroleum Co Silica-containing catalysts
US4067954A (en) * 1971-05-11 1978-01-10 Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler Process for the production of finely divided silicon dioxide having a large specific surface
BE790704A (fr) * 1971-10-28 1973-02-15 Degussa Procede pour la fabrication d'oxydes finement
BE792365A (fr) * 1971-12-06 1973-03-30 Gulf Research Development Co Catalyseurs de polymerisation de 1-olefines
NL7206539A (nl) * 1972-05-15 1973-11-19
GB1371440A (en) * 1972-05-31 1974-10-23 Mo G Uni Im Mv Lomonosova Process for preparing a wide-pore adsorbent for use in chromato graphy
DE2540278C2 (de) * 1975-09-10 1982-09-16 Basf Ag, 6700 Ludwigshafen Verfahren zum Herstellen von Olefinpolymerisaten

Also Published As

Publication number Publication date
CA1126245A (en) 1982-06-22
GB2001043B (en) 1982-04-21
FR2398022B1 (nl) 1985-01-18
US4228261A (en) 1980-10-14
SE7807950L (sv) 1979-01-19
DE2831508A1 (de) 1979-02-01
JPS5420995A (en) 1979-02-16
FR2398022A1 (fr) 1979-02-16
ES471788A1 (es) 1979-10-01
AT373854B (de) 1984-02-27
US4224189A (en) 1980-09-23
GB2001043A (en) 1979-01-24
IT7850270A0 (it) 1978-07-12
NL7807221A (nl) 1979-01-22
NL7707960A (nl) 1979-01-22
ATA501278A (de) 1983-07-15
IT1105614B (it) 1985-11-04

Similar Documents

Publication Publication Date Title
JPS52148500A (en) Process for preparing silicon dioxide
DD132488A5 (de) Verfahren zur herstellung von reinem methyl-tertiaer-butylaether
BE868792A (nl) Werkwijze ter bereiding van poreus, zuiver siliciumdioxyde
SE440791B (sv) Forfarande for upparbetning av lignitkol
SE7808485L (sv) Forfarande for framstellning av oligoimider
IT1073232B (it) Procedimento per preparare steroidi
BE868791A (nl) Werkwijze ter bereiding van poreus zuiver siliciumdioxyde
BE872387A (nl) Werkwijze ter bereiding van pyrochloortype verbindingen
PT67641A (de) Process for preparing pyrrolidinic derivatives
NO773548L (no) Fremgangsmaate for fremstilling av spiro-hydantoinderivater
EG14072A (en) Process for preparing of meta-aryloxy-benzaldehydes
SE7807240L (sv) Forfarande for framstellning av para-bensokinon
JPS535098A (en) Process for preparing silicon dioxide
EG13080A (en) Process for preparing of gamma-pyrones
SE431871B (sv) Forfarande for framstellning av 2-brom-6-fluor-n-2-imidazolidinylidenbensamin
SE7809144L (sv) Forfarande for framstellning av p-bensokinondiketaler
SE7805092L (sv) Process for preparing bisamidines
SE421125B (sv) Forfarande for framstellning av 5-m-tolyloxiuracil
SE400960B (sv) Forfarande for framstellning av alhŸ3 (poŸ4)Ÿ2 3hŸ2o
SE418287B (sv) Forfarande for framstellning av guajakol-p-isobutyl-hydratropat
IT1068946B (it) Procedimento per prepararae triemtilidrochinone
NL7708981A (nl) Werkwijze ter bereiding van zeer zuiver s-carbo- xymethyl-l-cysteine.
JPS5365820A (en) Process for preparing pure llsystine
NL7702546A (nl) Werkwijze ter bereiding van waterstof.
BE839369A (nl) Werkwijze ter bereiding van micro-organismen

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: STAMICARBON B.V.

Effective date: 19900731