ZA885128B - Process for the preparation of a polyolefin with a wide molecular mass distribution - Google Patents
Process for the preparation of a polyolefin with a wide molecular mass distributionInfo
- Publication number
- ZA885128B ZA885128B ZA885128A ZA885128A ZA885128B ZA 885128 B ZA885128 B ZA 885128B ZA 885128 A ZA885128 A ZA 885128A ZA 885128 A ZA885128 A ZA 885128A ZA 885128 B ZA885128 B ZA 885128B
- Authority
- ZA
- South Africa
- Prior art keywords
- polyolefin
- preparation
- molecular mass
- mass distribution
- wide molecular
- 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
-
- 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
- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
-
- 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
- Y10S526/905—Polymerization in presence of transition metal containing catalyst in presence of hydrogen
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)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polymerisation Methods In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19873723526 DE3723526A1 (de) | 1987-07-16 | 1987-07-16 | Verfahren zur herstellung eines polyolefins mit einer breiten molmassenverteilung |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA885128B true ZA885128B (en) | 1989-03-29 |
Family
ID=6331701
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA885128A ZA885128B (en) | 1987-07-16 | 1988-07-15 | Process for the preparation of a polyolefin with a wide molecular mass distribution |
Country Status (10)
Country | Link |
---|---|
US (1) | US4859749A (fr) |
EP (1) | EP0302242B2 (fr) |
JP (1) | JP2732857B2 (fr) |
AU (1) | AU610905B2 (fr) |
BR (1) | BR8803596A (fr) |
CA (1) | CA1308856C (fr) |
DE (2) | DE3723526A1 (fr) |
ES (1) | ES2025250T5 (fr) |
IN (1) | IN171663B (fr) |
ZA (1) | ZA885128B (fr) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5047468A (en) * | 1988-11-16 | 1991-09-10 | Union Carbide Chemicals And Plastics Technology Corporation | Process for the in situ blending of polymers |
DE3916029A1 (de) * | 1989-05-17 | 1990-11-22 | Hoechst Ag | Verfahren zur herstellung von ethylen(co-)polymeren |
EP0398167A3 (fr) * | 1989-05-17 | 1991-10-16 | Hoechst Aktiengesellschaft | Procédé de préparation de (co) polymères d'éthylène |
JPH0717710B2 (ja) * | 1989-05-19 | 1995-03-01 | 出光石油化学株式会社 | エチレン系重合体組成物の製造方法 |
DE4009169A1 (de) * | 1990-03-22 | 1991-09-26 | Hoechst Ag | Verfahren zur herstellung einer polypropylen-formmasse |
US5338589A (en) * | 1991-06-05 | 1994-08-16 | Hoechst Aktiengesellschaft | Polyethylene molding composition |
DE4126093A1 (de) * | 1991-08-07 | 1993-02-11 | Hoechst Ag | Verfahren zur herstellung von ethylen(co)polymeren |
JPH05339319A (ja) * | 1992-06-15 | 1993-12-21 | Mitsubishi Petrochem Co Ltd | ポリエチレンの製造法 |
WO1994000498A1 (fr) * | 1992-06-22 | 1994-01-06 | Borealis Holding A/S | Procede de preparation d'une composition de procatalyse par impregnation d'un support avec un alcoxyde de magnesium, un alcoxyde de titane et une solution d'alcool |
BE1006439A3 (fr) | 1992-12-21 | 1994-08-30 | Solvay Societe Annonyme | Procede de preparation d'une composition de polymeres d'ethylene, composition de polymeres d'ethylene et son utilisation. |
FI92405C (fi) * | 1992-12-22 | 1994-11-10 | Borealis Holding As | Uusi olefiinipolymerointikatalyytti, menetelmä sen valmistamiseksi ja sen käyttö olefiinien polymerointiin |
US5371145A (en) * | 1993-06-08 | 1994-12-06 | Union Carbide Chemicals & Plastics Technology Corporation | High density, high molecular weight polyethylene |
US5350807A (en) * | 1993-06-25 | 1994-09-27 | Phillips Petroleum Company | Ethylene polymers |
DE69426936T3 (de) † | 1993-10-21 | 2006-07-27 | Exxonmobil Oil Corp. | Polyolefinmischungen aus bimodaler molekulargewichstverteilung |
FI101546B1 (fi) * | 1994-12-16 | 1998-07-15 | Borealis Polymers Oy | Polyeteenikompositio |
BE1009308A3 (fr) | 1995-04-28 | 1997-02-04 | Solvay | Polymere d'ethylene et procedes pour son obtention. |
US6191227B1 (en) * | 1995-12-07 | 2001-02-20 | Japan Polyolefins Co., Ltd. | Polyethylene resin, and pipes and pipe joints using same |
FI973050A (fi) * | 1997-07-18 | 1999-01-19 | Borealis As | Menetelmä sellaisten olefiinipolymeerien valmistamiseksi joilla on haluttu molekyylipainojakauma |
FI981034A (fi) * | 1998-05-08 | 1999-11-09 | Borealis Polymers Oy | HD-polyeteenikoostumukset ja menetelmä niiden valmistamiseksi |
GB9919718D0 (en) | 1999-08-19 | 1999-10-20 | Borealis As | Process |
WO2001018075A1 (fr) * | 1999-09-08 | 2001-03-15 | Japan Polychem Corporation | PROCEDE DE FABRICATION D'UN POLYMERE D'α-OLEFINE |
EP1425344B1 (fr) | 2001-08-31 | 2005-01-26 | Dow Global Technologies Inc. | Materiau de polyethylene multimodal |
TW200504093A (en) | 2003-05-12 | 2005-02-01 | Dow Global Technologies Inc | Polymer composition and process to manufacture high molecular weight-high density polyethylene and film therefrom |
PL1773892T5 (pl) * | 2004-07-07 | 2014-09-30 | Dow Global Technologies Llc | Wielostopniowy sposób wytwarzania kompozycji polimerów etylenu |
GB0425444D0 (en) | 2004-11-18 | 2004-12-22 | Solvay | Multimodal composition for tapes, fibres and filaments |
DE102005009896A1 (de) * | 2005-03-01 | 2006-09-07 | Basell Polyolefine Gmbh | Polyethylen Formmasse zum Herstellen von Blasfolien mit verbesserten mechanischen Eigenschaften |
US9447206B2 (en) * | 2006-03-30 | 2016-09-20 | Total Research & Technology Feluy | Process for the preparation of ethylene polymers using a number of reactors arranged in series |
ES2700449T3 (es) | 2015-02-23 | 2019-02-15 | Indian Oil Corp Ltd | Procedimiento para preparar un catalizador para la polimerización de olefinas y polimerización |
BR102016009378B1 (pt) | 2016-04-27 | 2021-04-20 | Braskem S.A. | Catalisador heterogêneo de múltiplos sítios, e, processos de preparação do catalisador heterogêneo de múltiplos sítios e de obtenção de poliolefin |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1233599A (fr) * | 1966-04-04 | 1971-05-26 | ||
US3644318A (en) * | 1968-08-21 | 1972-02-22 | Hoechst Ag | Process for the polymerization of olefins |
JPS5632507A (en) * | 1979-08-23 | 1981-04-02 | Chisso Corp | Production of polyethylene by continuous multistage polymerization |
DE3272056D1 (en) * | 1981-02-05 | 1986-08-28 | Mitsubishi Chem Ind | Process for producing polyolefin |
JPS5840307A (ja) * | 1981-09-04 | 1983-03-09 | Asahi Chem Ind Co Ltd | 共重合体の製法 |
JPS59179508A (ja) * | 1983-03-29 | 1984-10-12 | Toa Nenryo Kogyo Kk | エチレン共重合体の製造法 |
DE3335823A1 (de) * | 1983-10-01 | 1985-04-18 | Ruhrchemie Ag, 4200 Oberhausen | Verfahren zur homo- und mischpolymerisation von ethylen |
JPS61246209A (ja) * | 1985-04-24 | 1986-11-01 | Mitsubishi Chem Ind Ltd | 射出成形用ポリエチレンの製造方法 |
-
1987
- 1987-07-16 DE DE19873723526 patent/DE3723526A1/de not_active Withdrawn
-
1988
- 1988-06-16 IN IN410/MAS/88A patent/IN171663B/en unknown
- 1988-07-05 DE DE8888110674T patent/DE3863865D1/de not_active Expired - Lifetime
- 1988-07-05 ES ES88110674T patent/ES2025250T5/es not_active Expired - Lifetime
- 1988-07-05 EP EP88110674A patent/EP0302242B2/fr not_active Expired - Lifetime
- 1988-07-13 US US07/218,655 patent/US4859749A/en not_active Expired - Lifetime
- 1988-07-15 ZA ZA885128A patent/ZA885128B/xx unknown
- 1988-07-15 AU AU19081/88A patent/AU610905B2/en not_active Ceased
- 1988-07-15 CA CA000572246A patent/CA1308856C/fr not_active Expired - Fee Related
- 1988-07-15 JP JP63175301A patent/JP2732857B2/ja not_active Expired - Fee Related
- 1988-07-18 BR BR8803596A patent/BR8803596A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU610905B2 (en) | 1991-05-30 |
AU1908188A (en) | 1989-01-19 |
EP0302242B1 (fr) | 1991-07-24 |
US4859749A (en) | 1989-08-22 |
DE3863865D1 (de) | 1991-08-29 |
JP2732857B2 (ja) | 1998-03-30 |
ES2025250T5 (es) | 1998-08-01 |
EP0302242A1 (fr) | 1989-02-08 |
DE3723526A1 (de) | 1989-01-26 |
JPS6436607A (en) | 1989-02-07 |
EP0302242B2 (fr) | 1998-03-25 |
IN171663B (fr) | 1992-12-05 |
BR8803596A (pt) | 1989-02-08 |
CA1308856C (fr) | 1992-10-13 |
ES2025250B3 (es) | 1992-03-16 |
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