SG24886G - Silica-supported, chromium oxide-containing olefin polymerization catalysts - Google Patents
Silica-supported, chromium oxide-containing olefin polymerization catalystsInfo
- Publication number
- SG24886G SG24886G SG248/86A SG24886A SG24886G SG 24886 G SG24886 G SG 24886G SG 248/86 A SG248/86 A SG 248/86A SG 24886 A SG24886 A SG 24886A SG 24886 G SG24886 G SG 24886G
- Authority
- SG
- Singapore
- Prior art keywords
- chromium
- olefin polymerization
- silica
- aging
- supported
- Prior art date
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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Polymerization Catalysts (AREA)
- Silicon Compounds (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/340,938 US4405501A (en) | 1982-01-20 | 1982-01-20 | Aging of chromium-containing gel at high pH |
Publications (1)
Publication Number | Publication Date |
---|---|
SG24886G true SG24886G (en) | 1988-02-19 |
Family
ID=23335570
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG248/86A SG24886G (en) | 1982-01-20 | 1986-03-13 | Silica-supported, chromium oxide-containing olefin polymerization catalysts |
Country Status (11)
Country | Link |
---|---|
US (1) | US4405501A (fr) |
EP (1) | EP0085857B1 (fr) |
JP (1) | JPS58130115A (fr) |
AT (1) | ATE45962T1 (fr) |
CA (1) | CA1190538A (fr) |
DE (1) | DE3380492D1 (fr) |
ES (1) | ES519119A0 (fr) |
GB (1) | GB2114463B (fr) |
MX (1) | MX166750B (fr) |
NO (1) | NO160083C (fr) |
SG (1) | SG24886G (fr) |
Families Citing this family (49)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4981831A (en) * | 1988-07-25 | 1991-01-01 | Phillips Petroleum Company | Twice-aged porous inorganic oxides, catalysts, and polymerization processes |
US5115053A (en) * | 1988-07-25 | 1992-05-19 | Phillips Petroleum Company | Twice-aged porous inorganic oxides, catalysts, and polymerization processes |
US5451645A (en) * | 1989-08-10 | 1995-09-19 | Phillips Petroleum Company | Process for olefin polymerization |
US4988657A (en) * | 1989-10-06 | 1991-01-29 | Phillips Petroleum Company | Process for olefin polymerization |
US5171801A (en) * | 1989-10-06 | 1992-12-15 | Phillips Petroleum Company | Process for olefin polymerization |
US5071927A (en) * | 1990-10-09 | 1991-12-10 | Phillips Petroleum Company | High-temperature slurry polymerization of ethylene |
DE4132894A1 (de) * | 1991-10-04 | 1993-04-08 | Basf Ag | Verfahren zur herstellung eines traegerkatalysators fuer die polymerisation von (alpha)-olefinen |
US5576263A (en) * | 1993-12-28 | 1996-11-19 | Phillips Petroleum Company | Chromium catalyst compositions and ethylene polymerization processes therewith |
CA2146034A1 (fr) | 1994-05-12 | 1995-11-13 | Kenneth W. Willcox | Stabilisation de polymeres |
DE69715505T2 (de) * | 1996-05-01 | 2003-01-16 | Ineos Silicas Ltd., Warrington | Poröser, anorganischer Katalysatorträger |
HUP0203789A2 (en) | 1999-12-16 | 2003-04-28 | Phillips Petroleum Co | Organometal compound catalyst |
EP2284197B1 (fr) | 2004-04-22 | 2016-02-17 | Chevron Phillips Chemical Company LP | Polymères dotés de larges distributions de poids moléculaires et leurs procédés de fabrication |
US7307133B2 (en) * | 2004-04-22 | 2007-12-11 | Chevron Phillips Chemical Company Lp | Polymers having broad molecular weight distributions and methods of making the same |
US6977235B2 (en) * | 2004-04-22 | 2005-12-20 | Chevron Phillips Chemical Company, Lp | Catalyst systems comprising a calcined chromium catalyst and a non-transition metal cyclopentadienyl cocatalyst |
US7163906B2 (en) * | 2004-11-04 | 2007-01-16 | Chevron Phillips Chemical Company, Llp | Organochromium/metallocene combination catalysts for producing bimodal resins |
US20060155082A1 (en) * | 2005-01-10 | 2006-07-13 | Mcdaniel Max P | Process for producing polymers |
WO2007121312A2 (fr) | 2006-04-12 | 2007-10-25 | Interhealth Nutraceuticals, Inc. | Composés à base de chrome trivalent, compositions et procédés d'utilisation |
US7700516B2 (en) | 2007-09-26 | 2010-04-20 | Chevron Phillips Chemical Company Lp | Methods of preparing a polymerization catalyst |
US8183173B2 (en) * | 2007-12-21 | 2012-05-22 | Chevron Phillips Chemical Company Lp | Fast activating catalyst |
US8440772B2 (en) | 2011-04-28 | 2013-05-14 | Chevron Phillips Chemical Company Lp | Methods for terminating olefin polymerizations |
US9023967B2 (en) | 2011-11-30 | 2015-05-05 | Chevron Phillips Chemical Company Lp | Long chain branched polymers and methods of making same |
US8487053B2 (en) | 2011-11-30 | 2013-07-16 | Chevron Phillips Chemical Company Lp | Methods for removing polymer skins from reactor walls |
US9096699B2 (en) | 2011-12-02 | 2015-08-04 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst |
US8501882B2 (en) | 2011-12-19 | 2013-08-06 | Chevron Phillips Chemical Company Lp | Use of hydrogen and an organozinc compound for polymerization and polymer property control |
US8703883B2 (en) | 2012-02-20 | 2014-04-22 | Chevron Phillips Chemical Company Lp | Systems and methods for real-time catalyst particle size control in a polymerization reactor |
US10273315B2 (en) | 2012-06-20 | 2019-04-30 | Chevron Phillips Chemical Company Lp | Methods for terminating olefin polymerizations |
US8916494B2 (en) | 2012-08-27 | 2014-12-23 | Chevron Phillips Chemical Company Lp | Vapor phase preparation of fluorided solid oxides |
US8940842B2 (en) | 2012-09-24 | 2015-01-27 | Chevron Phillips Chemical Company Lp | Methods for controlling dual catalyst olefin polymerizations |
US9376511B2 (en) | 2013-03-13 | 2016-06-28 | Chevron Phillips Chemical Company Lp | Polymerization catalysts and polymers |
US20150050742A1 (en) * | 2013-08-16 | 2015-02-19 | Cdti | Analysis of Occurrence of Corrosion Products with ZPGM and PGM Catalysts Coated on Metallic Substrates |
US9587048B2 (en) | 2015-04-29 | 2017-03-07 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst |
US9708426B2 (en) | 2015-06-01 | 2017-07-18 | Chevron Phillips Chemical Company Lp | Liquid-solid sampling system for a loop slurry reactor |
US10213766B2 (en) | 2015-09-18 | 2019-02-26 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst |
US10005861B2 (en) | 2016-06-09 | 2018-06-26 | Chevron Phillips Chemical Company Lp | Methods for increasing polymer production rates with halogenated hydrocarbon compounds |
US9988468B2 (en) | 2016-09-30 | 2018-06-05 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst |
US20200369803A1 (en) | 2016-12-29 | 2020-11-26 | Chevron Phillips Chemical Company Lp | Methods of Preparing a Catalyst |
US10654953B2 (en) * | 2016-12-29 | 2020-05-19 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst |
US11267914B2 (en) * | 2016-12-29 | 2022-03-08 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst |
US10287369B2 (en) | 2017-04-24 | 2019-05-14 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst |
US10323109B2 (en) | 2017-11-17 | 2019-06-18 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst utilizing hydrated reagents |
US10513570B2 (en) | 2017-11-17 | 2019-12-24 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst |
US11266976B2 (en) | 2018-04-16 | 2022-03-08 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst with low HRVOC emissions |
US10722874B2 (en) | 2018-04-16 | 2020-07-28 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst utilizing hydrated reagents |
US10543480B2 (en) | 2018-04-16 | 2020-01-28 | Chevron Phillips Chemical Company Lp | Methods of preparing a catalyst utilizing hydrated reagents |
US10774161B2 (en) | 2019-01-31 | 2020-09-15 | Chevron Phillips Chemical Company Lp | Systems and methods for polyethylene recovery with low volatile content |
CN113198414B (zh) * | 2021-05-25 | 2022-09-13 | 湖北振华化学股份有限公司 | 一种水合氧化铬吸附剂、其制备方法及用途 |
US12077616B2 (en) | 2021-12-15 | 2024-09-03 | Chevron Phillips Chemical Company Lp | Production of polyethylene and ethylene oligomers from ethanol and the use of biomass and waste streams as feedstocks to produce the ethanol |
US11845814B2 (en) | 2022-02-01 | 2023-12-19 | Chevron Phillips Chemical Company Lp | Ethylene polymerization processes and reactor systems for the production of multimodal polymers using combinations of a loop reactor and a fluidized bed reactor |
US20230331875A1 (en) | 2022-04-19 | 2023-10-19 | Chevron Phillips Chemical Company Lp | Loop slurry periodogram control to prevent reactor fouling and reactor shutdowns |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2342249A (en) * | 1938-09-19 | 1944-02-22 | Standard Oil Co | Catalyst manufacture |
US2865844A (en) * | 1953-05-28 | 1958-12-23 | Exxon Research Engineering Co | Hydroforming process using high activity catalysts containing silica and chromia |
US2895920A (en) * | 1955-11-29 | 1959-07-21 | Sun Oil Co | Process for catalyst preparation |
US3794713A (en) * | 1968-08-06 | 1974-02-26 | Nat Petro Chem | Preparation of silica gels |
US3887494A (en) * | 1970-11-12 | 1975-06-03 | Phillips Petroleum Co | Olefin polymerization catalyst |
US3867306A (en) * | 1972-03-24 | 1975-02-18 | Phillips Petroleum Co | Olefin polymerization composition |
US4186260A (en) * | 1973-05-24 | 1980-01-29 | Phillips Petroleum Company | Olefin polymerization process |
US4119569A (en) * | 1973-05-24 | 1978-10-10 | Phillips Petroleum Company | Olefin polymerization catalyst |
US3950303A (en) * | 1974-03-11 | 1976-04-13 | E. I. Du Pont De Nemours And Company | Polyolefin/chromium modified mineral compositions and process for their preparation |
US3951863A (en) * | 1974-02-25 | 1976-04-20 | Phillips Petroleum Company | Silica xerogel production |
GB1447605A (en) * | 1974-05-08 | 1976-08-25 | Phillips Petroleum Co | Olefin polymerization catalyst peparation |
US4081407A (en) * | 1976-03-18 | 1978-03-28 | Phillips Petroleum Company | Catalyst support prepared by alcohol treatment of hydrogels |
JPS5831087B2 (ja) * | 1979-07-25 | 1983-07-04 | 旭化成株式会社 | オレフインの重合方法 |
US4279780A (en) * | 1980-04-18 | 1981-07-21 | Chemplex Company | Method of preparing catalyst supports |
JPS6416767A (en) * | 1987-07-09 | 1989-01-20 | Dainippon Pharmaceutical Co | 8-halogenoquinoline derivative, its ester and salt |
-
1982
- 1982-01-20 US US06/340,938 patent/US4405501A/en not_active Expired - Lifetime
-
1983
- 1983-01-06 CA CA000418967A patent/CA1190538A/fr not_active Expired
- 1983-01-19 DE DE8383100435T patent/DE3380492D1/de not_active Expired
- 1983-01-19 ES ES519119A patent/ES519119A0/es active Granted
- 1983-01-19 JP JP58007191A patent/JPS58130115A/ja active Granted
- 1983-01-19 NO NO830167A patent/NO160083C/no not_active IP Right Cessation
- 1983-01-19 EP EP83100435A patent/EP0085857B1/fr not_active Expired
- 1983-01-19 AT AT83100435T patent/ATE45962T1/de not_active IP Right Cessation
- 1983-01-19 MX MX195963A patent/MX166750B/es unknown
- 1983-01-20 GB GB08301544A patent/GB2114463B/en not_active Expired
-
1986
- 1986-03-13 SG SG248/86A patent/SG24886G/en unknown
Also Published As
Publication number | Publication date |
---|---|
NO160083C (no) | 1989-03-08 |
NO830167L (no) | 1983-07-21 |
MX166750B (es) | 1993-02-01 |
NO160083B (no) | 1988-11-28 |
ES8500291A1 (es) | 1984-11-01 |
JPH0261413B2 (fr) | 1990-12-20 |
US4405501A (en) | 1983-09-20 |
GB8301544D0 (en) | 1983-02-23 |
EP0085857A2 (fr) | 1983-08-17 |
GB2114463A (en) | 1983-08-24 |
CA1190538A (fr) | 1985-07-16 |
GB2114463B (en) | 1985-05-30 |
JPS58130115A (ja) | 1983-08-03 |
ES519119A0 (es) | 1984-11-01 |
EP0085857A3 (en) | 1984-05-23 |
EP0085857B1 (fr) | 1989-08-30 |
ATE45962T1 (de) | 1989-09-15 |
DE3380492D1 (en) | 1989-10-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB2114463B (en) | Silica-supported chromium oxide-containing olefin polymerization catalysts | |
AU643673B2 (en) | Catalysts for the polymerization of olefins | |
GB2113566B (en) | Silica-supported chromium oxide-containing olefin polymerization catalysts | |
TW230210B (fr) | ||
HU9401573D0 (en) | Catalyst support and catalyst for the polymerization of alfa olefinsi processes for optaining them and polymerization of alfa olefins in presence of the catalyst | |
MY112392A (en) | A method of treating spontaneously combustible catalysts | |
ES2046423T3 (es) | Catalizador para la polimerizacion de olefinas. | |
ES8301487A1 (es) | Procedimiento para la produccion de un catalizador apropiado para la polimerizacion de olefinas. | |
HUT76749A (en) | Catalyst compositions and catalitic processes | |
MY105053A (en) | Catalyst for regulating the molecular weight distribution of ethylene polymers | |
MX162645A (es) | Metodo de dispersion de co-catalizador | |
ATE147767T1 (de) | Katalysator für olefinpolymerisation und verfahren zur herstellung davon | |
NO905189L (no) | Fremgangsmaate til fremstilling av en polymer inneholdendestivelse. | |
NO930258L (no) | Fremgangsmaate for aktivering av en katalysatorbaerer paa basis av magnesiumklorid | |
KR940005695A (ko) | 우레트디온기를 함유하는 폴리이소시아네이트의 제조방법 | |
ES8306081A1 (es) | "un procedimiento para la isomerizacion del esqueleto de olefinas de cadena lineal que tienen 4 a 6 atomos de carbono a olefinas de cadena ramificada". | |
ES8402846A1 (es) | Mejoras introducidas en los medios de bloqueo y desbloqueo de catalizadores en procesos industriales de polimerizacion de resinas termoestables. |