SG40985G - Process for preparing ethylene polymers - Google Patents
Process for preparing ethylene polymersInfo
- Publication number
- SG40985G SG40985G SG409/85A SG40985A SG40985G SG 40985 G SG40985 G SG 40985G SG 409/85 A SG409/85 A SG 409/85A SG 40985 A SG40985 A SG 40985A SG 40985 G SG40985 G SG 40985G
- Authority
- SG
- Singapore
- Prior art keywords
- ethylene polymers
- preparing ethylene
- preparing
- polymers
- ethylene
- 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
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
-
- 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
-
- 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
- C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F110/02—Ethene
-
- 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)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7187279A JPS55164205A (en) | 1979-06-07 | 1979-06-07 | Multistage polymerization of ethylene |
Publications (1)
Publication Number | Publication Date |
---|---|
SG40985G true SG40985G (en) | 1985-12-13 |
Family
ID=13473032
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG409/85A SG40985G (en) | 1979-06-07 | 1985-05-30 | Process for preparing ethylene polymers |
Country Status (11)
Country | Link |
---|---|
US (1) | US4352915A (nl) |
JP (1) | JPS55164205A (nl) |
BE (1) | BE883687A (nl) |
BR (1) | BR8003506A (nl) |
CA (1) | CA1118945A (nl) |
DE (1) | DE3021469A1 (nl) |
FR (1) | FR2458561B1 (nl) |
GB (1) | GB2051833B (nl) |
IT (1) | IT1143919B (nl) |
NL (1) | NL8003079A (nl) |
SG (1) | SG40985G (nl) |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5610506A (en) * | 1979-07-09 | 1981-02-03 | Mitsui Petrochem Ind Ltd | Production of ethylene polymer composition |
JPS5721409A (en) * | 1980-07-16 | 1982-02-04 | Showa Denko Kk | Production of ethylene copolymer |
JPS57126834A (en) * | 1981-01-30 | 1982-08-06 | Sumitomo Chem Co Ltd | Ethylene-alpha-olefin copolymer resin composition |
DE3272056D1 (en) * | 1981-02-05 | 1986-08-28 | Mitsubishi Chem Ind | Process for producing polyolefin |
JPS57179206A (en) * | 1981-04-30 | 1982-11-04 | Idemitsu Petrochem Co Ltd | Production of polyethylene for high-speed blow molding |
JPS588712A (ja) * | 1981-07-08 | 1983-01-18 | Showa Denko Kk | エチレン系共重合体の製造方法 |
JPS588713A (ja) * | 1981-07-10 | 1983-01-18 | Showa Denko Kk | エチレン系共重合体の製造方法 |
US4451688A (en) * | 1981-12-03 | 1984-05-29 | Nippon Oil Company, Limited | Process for preparing polyolefins |
JPS59115310A (ja) * | 1982-12-22 | 1984-07-03 | Mitsubishi Chem Ind Ltd | ポリオレフインの製造法 |
US4617352A (en) * | 1983-06-28 | 1986-10-14 | E. I. Du Pont De Nemours And Company | Ethylene polymer composition for blow molding |
CA2009962A1 (en) * | 1989-02-14 | 1990-08-14 | Sari B. Samuels | Ethylene polymerization catalyst |
US6316546B1 (en) | 1991-03-06 | 2001-11-13 | Exxonmobil Oil Corporation | Ethylene polymer film resins |
JP3311780B2 (ja) * | 1991-07-23 | 2002-08-05 | 三菱化学株式会社 | オレフィン重合体の製造方法 |
WO1995011264A1 (en) * | 1993-10-21 | 1995-04-27 | Mobil Oil Corporation | Polyolefin blends of bimodal molecular weight distribution |
US5882750A (en) * | 1995-07-03 | 1999-03-16 | Mobil Oil Corporation | Single reactor bimodal HMW-HDPE film resin with improved bubble stability |
BE1011333A3 (fr) * | 1997-08-20 | 1999-07-06 | Solvay | Procede de fabrication d'une composition de polymeres d'ethylene. |
US6924340B2 (en) * | 2002-04-04 | 2005-08-02 | Equistar Chemicals L.P. | Process for removal of intermediate hydrogen from cascaded polyolefin slurry reactors |
EP1384751A1 (en) * | 2002-07-25 | 2004-01-28 | SOLVAY POLYOLEFINS EUROPE - BELGIUM (Société Anonyme) | Container formed from multimodal ethylene polymer |
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 |
US7423098B2 (en) * | 2006-01-17 | 2008-09-09 | Equistar Chemicals, Lp | Polyethylene process |
JP2007284660A (ja) * | 2006-03-22 | 2007-11-01 | Asahi Kasei Chemicals Corp | ポリオレフィンの製造方法 |
TWI404730B (zh) | 2007-02-05 | 2013-08-11 | Univation Tech Llc | 控制聚合物性質之方法 |
BR112012017125B1 (pt) | 2009-12-22 | 2020-01-14 | Basell Polyolefine Gmbh | processo e aparelho para a preparação de um polímero multimodal de poliolefina |
CN103772549B (zh) * | 2012-10-23 | 2016-07-06 | 中国石油化工股份有限公司 | 一种用于乙烯聚合或共聚合的催化剂组分及催化剂 |
CN103772552B (zh) * | 2012-10-23 | 2016-07-06 | 中国石油化工股份有限公司 | 一种用于乙烯聚合或共聚合的催化剂组分及催化剂 |
US8987390B2 (en) * | 2012-12-18 | 2015-03-24 | Chevron Phillips Chemical Company, Lp | Chain transfer agent removal between polyolefin polymerization reactors |
US9353196B2 (en) | 2013-11-20 | 2016-05-31 | Equistar Chemicals, Lp | Bimodal polymerization process utilizing chromium/silica catalysts |
CN104974279B (zh) * | 2014-04-11 | 2017-08-25 | 中国石油化工股份有限公司 | 用于乙烯聚合反应的催化剂组分及其催化剂和制备方法 |
EP3227370B1 (en) | 2014-12-01 | 2019-11-20 | Dow Global Technologies LLC | Polymer compositions, shrink films, and methods of making thereof |
EP3227107A1 (en) | 2014-12-01 | 2017-10-11 | Dow Global Technologies LLC | Shrink films, and methods for making thereof |
JP6595707B2 (ja) | 2015-09-29 | 2019-10-23 | ダウ グローバル テクノロジーズ エルエルシー | 収縮フィルム、及びその作製方法 |
WO2017172273A1 (en) | 2016-03-31 | 2017-10-05 | Dow Global Technologies Llc | Modified polyethylene resins and method for making the same |
BR112019003169B1 (pt) | 2016-08-31 | 2022-08-30 | Dow Global Technologies Llc | Composição e método para formar um polietileno modificado |
WO2018063694A1 (en) | 2016-09-29 | 2018-04-05 | Dow Global Technologies Llc | Multilayer stretch films and methods thereof |
ES2783948T3 (es) | 2017-03-10 | 2020-09-21 | Dow Global Technologies Llc | Películas multicapa y métodos de las mismas |
US20240010772A1 (en) | 2020-12-22 | 2024-01-11 | Dow Global Technologies Llc | Modified polyethylene resins and process for making the same |
WO2023244909A1 (en) | 2022-06-17 | 2023-12-21 | Dow Global Technologies Llc | Multilayer heat-seal film |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1057728A (en) * | 1963-11-21 | 1967-02-08 | Shell Int Research | Olefin polymerisation and polyolefins produced thereby |
DE1720611C3 (de) * | 1967-01-28 | 1984-03-01 | Hoechst Ag, 6230 Frankfurt | Verfahren zur Polymerisation von Äthylen oder dessen Mischungen mit höheren α-Olefinen |
BE721676A (nl) * | 1967-10-02 | 1969-04-01 | ||
BE761965A (nl) * | 1970-01-30 | 1971-07-26 | Shell Int Research | |
GB1498852A (en) * | 1974-04-30 | 1978-01-25 | Asahi Chemical Ind | Catalyst and method for polymerizing ethylene and propylene |
JPS51137783A (en) * | 1975-05-12 | 1976-11-27 | Wacker Chemie Gmbh | Preparation of polyethylene |
NL7613855A (nl) * | 1975-12-18 | 1977-06-21 | Sumitomo Chemical Co | Werkwijze voor het polymeriseren van olefinen. |
-
1979
- 1979-06-07 JP JP7187279A patent/JPS55164205A/ja active Pending
-
1980
- 1980-05-23 US US06/152,610 patent/US4352915A/en not_active Expired - Lifetime
- 1980-05-28 NL NL8003079A patent/NL8003079A/nl not_active Application Discontinuation
- 1980-06-04 FR FR8012418A patent/FR2458561B1/fr not_active Expired
- 1980-06-04 BR BR8003506A patent/BR8003506A/pt unknown
- 1980-06-05 CA CA000353440A patent/CA1118945A/en not_active Expired
- 1980-06-06 BE BE0/200929A patent/BE883687A/fr not_active IP Right Cessation
- 1980-06-06 DE DE19803021469 patent/DE3021469A1/de not_active Withdrawn
- 1980-06-06 IT IT48911/80A patent/IT1143919B/it active
- 1980-06-09 GB GB8018775A patent/GB2051833B/en not_active Expired
-
1985
- 1985-05-30 SG SG409/85A patent/SG40985G/en unknown
Also Published As
Publication number | Publication date |
---|---|
NL8003079A (nl) | 1980-12-09 |
FR2458561A1 (fr) | 1981-01-02 |
JPS55164205A (en) | 1980-12-20 |
DE3021469A1 (de) | 1981-01-22 |
FR2458561B1 (fr) | 1986-02-07 |
CA1118945A (en) | 1982-02-23 |
GB2051833A (en) | 1981-01-21 |
IT8048911A0 (it) | 1980-06-06 |
BE883687A (fr) | 1980-10-01 |
GB2051833B (en) | 1984-02-29 |
US4352915A (en) | 1982-10-05 |
IT1143919B (it) | 1986-10-29 |
BR8003506A (pt) | 1981-01-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB2051833B (en) | Process for preparing ethylene polymers | |
GB2052534B (en) | Process for producing olefin polymers | |
EG14640A (en) | Process for extruding ethylene polymers | |
JPS5398910A (en) | Impoved process for preparing ethylene | |
YU23680A (en) | Process for obtaining catalysts for stereo specific polymerization | |
PT70927A (en) | Process for preparing 9-aminoalkylfluorenes | |
PT71581A (en) | Process for preparing methylene-cycloamines | |
DE3063091D1 (en) | Process for preparing ethylene polymer wax | |
GB2049709B (en) | Process for preparing an olefin polymer | |
GB2057468B (en) | Process for polymerizing ethylene | |
GB2019419B (en) | Process for producing ethylene copolymers | |
GB2051094B (en) | Process for preparing ethylene copolymers | |
PT71121A (en) | Process for preparing amide-containing polymers | |
DE3061037D1 (en) | Process for preparing dimethylaminosilanes | |
GB1552728A (en) | Process for preparing olefin polymers | |
DE3062770D1 (en) | Method for polymerizing ethylene | |
DE3060089D1 (en) | Process for preparing 1-amino-2-phenoxy-4-hydroxy-anthraquinone | |
PT72035A (en) | Process for preparing catalyst units | |
PT71126B (en) | Process for preparing alkoxyalkylidenhydrazinopyridazines | |
GB2058068B (en) | Process for preparing 5-chloro-2-nitrophenol | |
GB2067208B (en) | Process for producing ethylene copolymers | |
DE3060850D1 (en) | Process for preparing naphthalenesulphochloride | |
PT71504A (en) | Process for preparing pyrenzepine | |
PT71231A (en) | Process for preparing steroid-carboxylates | |
GB2055827B (en) | Process for preparing chlorothiolformates |