DE3863954D1 - Verfahren zur herstellung eines polyethylens mit mittlerer molekulargewichtsverteilung. - Google Patents
Verfahren zur herstellung eines polyethylens mit mittlerer molekulargewichtsverteilung.Info
- Publication number
- DE3863954D1 DE3863954D1 DE8888105187T DE3863954T DE3863954D1 DE 3863954 D1 DE3863954 D1 DE 3863954D1 DE 8888105187 T DE8888105187 T DE 8888105187T DE 3863954 T DE3863954 T DE 3863954T DE 3863954 D1 DE3863954 D1 DE 3863954D1
- Authority
- DE
- Germany
- Prior art keywords
- alike
- carbon atoms
- different
- polyethylene
- titanium
- Prior art date
- 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 - Lifetime
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
- C08F4/00—Polymerisation catalysts
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
- C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US3235687A | 1987-03-31 | 1987-03-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3863954D1 true DE3863954D1 (de) | 1991-09-05 |
Family
ID=21864520
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8888105187T Expired - Lifetime DE3863954D1 (de) | 1987-03-31 | 1988-03-30 | Verfahren zur herstellung eines polyethylens mit mittlerer molekulargewichtsverteilung. |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0286001B1 (de) |
JP (1) | JPS63260904A (de) |
KR (1) | KR880011207A (de) |
CN (1) | CN1009647B (de) |
AT (1) | ATE65786T1 (de) |
DE (1) | DE3863954D1 (de) |
ES (1) | ES2023969B3 (de) |
GR (1) | GR3002967T3 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0518944B1 (de) * | 1990-03-07 | 1994-04-27 | Exxon Chemical Patents Inc. | Polymerisationskatalysator zur herstellung von 1-olefinpolymeren mit einer breiten molekulargewichtsverteilung |
WO2002048207A1 (fr) * | 2000-12-15 | 2002-06-20 | China Petro-Chemical Corporation | Catalyseur spherique pour (co)polymerisation d'ethylene, sa preparation et son utilisation |
US6677266B1 (en) * | 2002-07-09 | 2004-01-13 | Eastman Chemical Company | Process for preparing a vanadium/titanium catalyst and use in olefin polymerization |
CN101333267B (zh) * | 2007-06-27 | 2010-12-22 | 中国石油化工股份有限公司 | 一种烯烃聚合催化剂及其制备与应用 |
CN102030846B (zh) * | 2009-09-29 | 2012-06-13 | 中国石油化工股份有限公司 | 一种能制备高熔融流动比聚乙烯的催化剂及其制备方法 |
US9035000B2 (en) | 2011-03-01 | 2015-05-19 | Mehrdad Seifali Abbas-Abadi | Polyolefin production using an improved catalyst system |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2727652A1 (de) * | 1976-06-22 | 1978-01-05 | Mitsubishi Chem Ind | Verfahren zur herstellung eines polyolefins |
JPS54158489A (en) * | 1978-06-05 | 1979-12-14 | Mitsubishi Petrochem Co Ltd | Polymerization of olefin |
IL71356A (en) * | 1983-03-29 | 1987-07-31 | Union Carbide Corp | Process for producing polyethylene,a supported vanadium catalyst precursor therefor and a catalyst composition containing said supported precursor |
-
1988
- 1988-03-29 CN CN88101779A patent/CN1009647B/zh not_active Expired
- 1988-03-30 JP JP63074847A patent/JPS63260904A/ja active Pending
- 1988-03-30 KR KR1019880003470A patent/KR880011207A/ko not_active Application Discontinuation
- 1988-03-30 ES ES88105187T patent/ES2023969B3/es not_active Expired - Lifetime
- 1988-03-30 EP EP88105187A patent/EP0286001B1/de not_active Expired - Lifetime
- 1988-03-30 DE DE8888105187T patent/DE3863954D1/de not_active Expired - Lifetime
- 1988-03-30 AT AT88105187T patent/ATE65786T1/de not_active IP Right Cessation
-
1991
- 1991-10-23 GR GR91400276T patent/GR3002967T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
ATE65786T1 (de) | 1991-08-15 |
EP0286001B1 (de) | 1991-07-31 |
EP0286001A1 (de) | 1988-10-12 |
CN88101779A (zh) | 1988-11-09 |
ES2023969B3 (es) | 1992-02-16 |
GR3002967T3 (en) | 1993-01-25 |
JPS63260904A (ja) | 1988-10-27 |
KR880011207A (ko) | 1988-10-27 |
CN1009647B (zh) | 1990-09-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |