IT1198222B - Catalizzatori per la preparazione di polietilene a larga distribuzione dei pesi molecolari - Google Patents
Catalizzatori per la preparazione di polietilene a larga distribuzione dei pesi molecolariInfo
- Publication number
- IT1198222B IT1198222B IT22530/86A IT2253086A IT1198222B IT 1198222 B IT1198222 B IT 1198222B IT 22530/86 A IT22530/86 A IT 22530/86A IT 2253086 A IT2253086 A IT 2253086A IT 1198222 B IT1198222 B IT 1198222B
- Authority
- IT
- Italy
- Prior art keywords
- catalysts
- polyethylene
- preparation
- molecular weights
- large distribution
- 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
- 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)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT22530/86A IT1198222B (it) | 1986-12-02 | 1986-12-02 | Catalizzatori per la preparazione di polietilene a larga distribuzione dei pesi molecolari |
EP87117600A EP0273208B1 (en) | 1986-12-02 | 1987-11-27 | Catalysts for the preparation of polyethylene with a wide distribution of molecular weights |
DE3750656T DE3750656T2 (de) | 1986-12-02 | 1987-11-27 | Katalysatoren zur Herstellung von Polyäthylen mit grosser Molekulargewichtsverteilung. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT22530/86A IT1198222B (it) | 1986-12-02 | 1986-12-02 | Catalizzatori per la preparazione di polietilene a larga distribuzione dei pesi molecolari |
Publications (3)
Publication Number | Publication Date |
---|---|
IT8622530A0 IT8622530A0 (it) | 1986-12-02 |
IT8622530A1 IT8622530A1 (it) | 1988-06-02 |
IT1198222B true IT1198222B (it) | 1988-12-21 |
Family
ID=11197486
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22530/86A IT1198222B (it) | 1986-12-02 | 1986-12-02 | Catalizzatori per la preparazione di polietilene a larga distribuzione dei pesi molecolari |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0273208B1 (it) |
DE (1) | DE3750656T2 (it) |
IT (1) | IT1198222B (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL95567A (en) * | 1989-10-18 | 1994-02-27 | Himont Inc | Multi-metal catalysts, their preparation and polymers produced with their help |
JP2003509338A (ja) | 1999-06-30 | 2003-03-11 | ユニオン・カーバイド・ケミカルズ・アンド・プラスティックス・テクノロジー・コーポレイション | 混合した金属アルコキシド錯体及びそれらから製造された重合触媒 |
CA2629550C (en) * | 2008-04-21 | 2015-03-31 | Nova Chemicals Corporation | Magnesium-titanium-hafnium for high temperature polymerization |
KR20110110224A (ko) * | 2008-12-24 | 2011-10-06 | 바셀 폴리올레핀 이탈리아 에스.알.엘 | 올레핀 중합을 위한 촉매 성분 및 이로부터 수득되는 촉매 |
BR112012015491A2 (pt) | 2010-01-11 | 2017-01-24 | Basell Poliolefine Srl | componentes catalisadores para a polimerização de olefinas e catalisadores obtidos a partir dos mesmos |
EP2746300B1 (en) | 2012-12-21 | 2016-12-07 | Borealis AG | Process for producing a ziegler natta procatalyst for ethylene polymerisation |
ES2653868T3 (es) * | 2012-12-21 | 2018-02-09 | Borealis Ag | Procatalizador de Ziegler Natta soportado para la polimerización de etileno |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1212779B (it) * | 1983-10-14 | 1989-11-30 | Enichimica Secondaria | Procedimento per la polimerizzazione di etilene e per la copolimerizzazione di etilene con alfa-olefine e catalizzatore relativo. |
US4562170A (en) * | 1984-09-04 | 1985-12-31 | Exxon Research & Engineering Co. | Polymerization catalyst |
-
1986
- 1986-12-02 IT IT22530/86A patent/IT1198222B/it active
-
1987
- 1987-11-27 DE DE3750656T patent/DE3750656T2/de not_active Expired - Fee Related
- 1987-11-27 EP EP87117600A patent/EP0273208B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
IT8622530A1 (it) | 1988-06-02 |
EP0273208B1 (en) | 1994-10-12 |
EP0273208A3 (en) | 1990-09-05 |
IT8622530A0 (it) | 1986-12-02 |
DE3750656T2 (de) | 1995-05-11 |
EP0273208A2 (en) | 1988-07-06 |
DE3750656D1 (de) | 1994-11-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19971217 |