DK136830B - Fremgangsmåde til polymerisation af ethylen alene eller sammen med en eller flere andre alfa-olefiner samt katalysator til brug ved fremgangsmåden. - Google Patents
Fremgangsmåde til polymerisation af ethylen alene eller sammen med en eller flere andre alfa-olefiner samt katalysator til brug ved fremgangsmåden.Info
- Publication number
- DK136830B DK136830B DK352571AA DK352571A DK136830B DK 136830 B DK136830 B DK 136830B DK 352571A A DK352571A A DK 352571AA DK 352571 A DK352571 A DK 352571A DK 136830 B DK136830 B DK 136830B
- Authority
- DK
- Denmark
- Prior art keywords
- olefins
- alpha
- polymerization
- catalyst
- ethylene alone
- 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
-
- 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
- Y10S526/901—Monomer polymerized in vapor state in presence 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
- Y10S526/905—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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10916871A | 1971-01-25 | 1971-01-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
DK136830B true DK136830B (da) | 1977-11-28 |
DK136830C DK136830C (da) | 1978-05-08 |
Family
ID=22326169
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK352571AA DK136830B (da) | 1971-01-25 | 1971-07-16 | Fremgangsmåde til polymerisation af ethylen alene eller sammen med en eller flere andre alfa-olefiner samt katalysator til brug ved fremgangsmåden. |
Country Status (4)
Country | Link |
---|---|
US (1) | US3687920A (da) |
DK (1) | DK136830B (da) |
FR (1) | FR2124003A5 (da) |
NO (1) | NO138093C (da) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA995396A (en) * | 1971-03-18 | 1976-08-17 | Robert N. Johnson | Catalyst modified with strong reducing agent and silane compounds and use in polymerization of olefins |
US4239152A (en) * | 1974-10-29 | 1980-12-16 | Aisin Seiki Kabushiki Kaisha | Temperature responsive valve assembly |
US3939137A (en) * | 1974-11-22 | 1976-02-17 | Phillips Petroleum Company | Silane adjuvant for chromium oxide catalyst |
ES457293A1 (es) * | 1976-03-30 | 1978-02-01 | Union Carbide Corp | Un procedimiento mejorado para preparar etileno solo o con una o mas alfaolefinas. |
US4077904A (en) * | 1976-06-29 | 1978-03-07 | Union Carbide Corporation | Olefin polymerization process and catalyst therefor |
GB8919926D0 (en) * | 1989-09-04 | 1989-10-18 | Bp Chem Int Ltd | Chromium-containing complex polymerisation catalyst |
US5401816A (en) * | 1993-09-27 | 1995-03-28 | Phillips Petroleum Company | Transition metal catalyst, method of preparing catalyst, polymerization process employing catalyst, and polymer produced |
JP2003518521A (ja) | 1999-06-24 | 2003-06-10 | ザ ダウ ケミカル カンパニー | 改良された衝撃特性を有するポリオレフィン組成物 |
TW526209B (en) * | 1999-10-21 | 2003-04-01 | Asahi Chemical Ind | Method for producing an olefin homopolymer or an olefin copolymer |
AU2001236531A1 (en) | 2000-01-24 | 2001-07-31 | The Dow Chemical Company | Composition and films thereof |
ES2254419T3 (es) * | 2000-05-04 | 2006-06-16 | Dow Global Technologies Inc. | Fundido molecular y metodos para producir y usar el fundido molecular. |
KR100745227B1 (ko) * | 2000-05-26 | 2007-08-01 | 다우 글로벌 테크놀로지스 인크. | 폴리에틸렌 풍부/폴리프로필렌 블렌드 및 그의 용도 |
WO2002051890A1 (en) | 2000-12-22 | 2002-07-04 | Dow Global Technologies Inc. | Propylene copolymer foams |
WO2002066151A2 (en) * | 2001-01-26 | 2002-08-29 | Symyx Technologies, Inc. | Apparatus and methods for parallel processing of multiple reaction mixtures |
US6916892B2 (en) * | 2001-12-03 | 2005-07-12 | Fina Technology, Inc. | Method for transitioning between Ziegler-Natta and metallocene catalysts in a bulk loop reactor for the production of polypropylene |
AU2003270801A1 (en) * | 2002-10-09 | 2004-05-04 | Exxonmobil Chemical Patents Inc. | Methods of delivering catalyst systems for propylene polymerization |
US6982304B2 (en) * | 2003-12-22 | 2006-01-03 | Union Carbide Chemicals & Plastics Technology Corporation | Blow molding resins with improved ESCR |
US7985811B2 (en) * | 2004-01-02 | 2011-07-26 | Univation Technologies, Llc | Method for controlling sheeting in gas phase reactors |
US20050148742A1 (en) * | 2004-01-02 | 2005-07-07 | Hagerty Robert O. | Method for controlling sheeting in gas phase reactors |
US20070073012A1 (en) * | 2005-09-28 | 2007-03-29 | Pannell Richard B | Method for seed bed treatment before a polymerization reaction |
DE102004054304A1 (de) * | 2004-11-09 | 2006-05-11 | Basell Polyolefine Gmbh | Vorrichtung und Verfahren zur Gasphasenpolymerisation von Olefinen |
US7629422B2 (en) | 2004-12-21 | 2009-12-08 | Univation Technologies, Llc | Process for transitioning between Ziegler-Natta-based and chromium-based catalysts |
US7053163B1 (en) | 2005-02-22 | 2006-05-30 | Fina Technology, Inc. | Controlled comonomer distribution along a reactor for copolymer production |
US7446167B2 (en) * | 2006-04-13 | 2008-11-04 | Fina Technology, Inc. | Catalyst deactivation agents and methods for use of same |
BRPI0808314B1 (pt) * | 2007-03-07 | 2019-04-09 | Dow Global Technologies Inc. | Complexo metálico suportado e processo de polimerização por adição. |
US9914794B2 (en) | 2014-05-27 | 2018-03-13 | Sabic Global Technologies B.V. | Process for transitioning between incompatible catalysts |
WO2016102548A1 (en) | 2014-12-22 | 2016-06-30 | Sabic Global Technologies B.V. | Process for transitioning between incompatible catalysts |
WO2016102544A1 (en) | 2014-12-22 | 2016-06-30 | Sabic Global Technologies B.V. | Recovery of hydrocarbons from a hydrocarbon recycle |
CN107207650B (zh) | 2014-12-22 | 2020-09-15 | Sabic环球技术有限责任公司 | 不相容催化剂之间的转换方法 |
US10494454B2 (en) | 2015-03-24 | 2019-12-03 | Sabic Global Technologies B.V. | Process for transitioning between incompatible catalysts |
US10822433B2 (en) | 2015-12-22 | 2020-11-03 | Sabic Global Technologies B.V. | Process for transitioning between incompatible catalysts |
WO2020056119A1 (en) | 2018-09-14 | 2020-03-19 | Fina Technology, Inc. | Polyethylene and controlled rheology polypropylene polymer blends and methods of use |
US20200263000A1 (en) | 2019-02-20 | 2020-08-20 | Fina Technology, Inc. | Polymer Compositions with Low Warpage |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE617798A (da) * | 1961-05-17 | |||
SE370404B (da) * | 1967-11-13 | 1974-10-14 | Union Carbide Corp |
-
1971
- 1971-01-25 US US109168A patent/US3687920A/en not_active Expired - Lifetime
- 1971-07-13 NO NO2684/71A patent/NO138093C/no unknown
- 1971-07-16 DK DK352571AA patent/DK136830B/da unknown
- 1971-09-13 FR FR7132982A patent/FR2124003A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NO138093C (no) | 1978-06-28 |
NO138093B (no) | 1978-03-20 |
US3687920A (en) | 1972-08-29 |
DK136830C (da) | 1978-05-08 |
FR2124003A5 (da) | 1972-09-15 |
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