ZA75196B - Polymerisation process - Google Patents
Polymerisation processInfo
- Publication number
- ZA75196B ZA75196B ZA00750196A ZA75196A ZA75196B ZA 75196 B ZA75196 B ZA 75196B ZA 00750196 A ZA00750196 A ZA 00750196A ZA 75196 A ZA75196 A ZA 75196A ZA 75196 B ZA75196 B ZA 75196B
- Authority
- ZA
- South Africa
- Prior art keywords
- polymerisation process
- polymerisation
- 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
- C08F2/00—Processes of polymerisation
- C08F2/12—Polymerisation in non-solvents
- C08F2/16—Aqueous medium
- C08F2/22—Emulsion polymerisation
- C08F2/24—Emulsion polymerisation with the aid of emulsifying agents
-
- 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
- C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F110/02—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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Polymerisation Methods In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB161574A GB1443074A (en) | 1974-01-14 | 1974-01-14 | Olefin polymerisation process |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA75196B true ZA75196B (en) | 1976-01-28 |
Family
ID=9725016
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00750196A ZA75196B (en) | 1974-01-14 | 1975-01-10 | Polymerisation process |
Country Status (11)
Country | Link |
---|---|
US (1) | US4012574A (nl) |
JP (1) | JPS50105788A (nl) |
BE (1) | BE824373A (nl) |
CA (1) | CA1046696A (nl) |
DE (1) | DE2501239A1 (nl) |
ES (1) | ES433776A1 (nl) |
FR (1) | FR2257602B1 (nl) |
GB (1) | GB1443074A (nl) |
IT (1) | IT1030977B (nl) |
NL (1) | NL7500357A (nl) |
ZA (1) | ZA75196B (nl) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2543503B2 (ja) * | 1986-07-01 | 1996-10-16 | 綜研化学株式会社 | 分岐構造を有する共重合体を分散安定剤として用いた乳化重合法 |
EP0255790B1 (en) * | 1986-07-31 | 1990-10-03 | Montedison S.p.A. | Process for the polymerization of alpha-olefins or of their mixtures with minor amounts of ethylene, by means of catalysts comprising solid components or precursors of such components, in the form of microspheroidal particles |
US5629255A (en) * | 1993-05-21 | 1997-05-13 | Pcd Polymere Gesellschaft M.B.H. | Highly active catalysts for olefin polymerization and a polymerization process using these catalysts |
DE4321498A1 (de) * | 1993-06-29 | 1995-01-12 | Danubia Petrochem Deutschland | Hochaktive Katalysatoren für die Olefinpolymerisation und Polymerisationsverfahren unter Verwendung dieser Katalysatoren |
US5504167A (en) * | 1994-09-28 | 1996-04-02 | E. I. Du Pont De Nemours And Company | Process for the preparation of polyethylene copolymers |
FI101479B1 (fi) * | 1994-12-22 | 1998-06-30 | Borealis Polymers Oy | Menetelmä likaantumisen estämiseksi polymerointireaktoreissa |
FI104827B (fi) * | 1995-04-12 | 2000-04-14 | Borealis Polymers Oy | Menetelmä likaantumisen ja kerrostumisen estämiseksi kaasufaasireaktoreissa |
US7354880B2 (en) * | 1998-07-10 | 2008-04-08 | Univation Technologies, Llc | Catalyst composition and methods for its preparation and use in a polymerization process |
EP1255783B1 (en) * | 1999-12-15 | 2005-12-07 | Univation Technologies LLC | Polymerization process |
US6593267B2 (en) | 2000-12-18 | 2003-07-15 | Univation Technologies, Llc | Method for preparing a supported catalyst system and its use in a polymerization process |
US6933258B2 (en) | 2000-12-19 | 2005-08-23 | Univation Technologies, L.L.C. | Catalyst composition and methods for its preparation and use in a polymerization process |
EP1611169B1 (en) * | 2003-03-21 | 2010-06-02 | Dow Global Technologies Inc. | Morphology controlled olefin polymerization process |
US7205363B2 (en) * | 2003-06-11 | 2007-04-17 | Exxon Mobil Chemical Patents Inc. | Polymerization processes using antistatic agents |
US7393910B2 (en) | 2003-09-23 | 2008-07-01 | Dow Global Technologies Inc. | Catalyst composition for ethylene polymerization |
US20070073012A1 (en) * | 2005-09-28 | 2007-03-29 | Pannell Richard B | Method for seed bed treatment before a polymerization reaction |
US20050148742A1 (en) * | 2004-01-02 | 2005-07-07 | Hagerty Robert O. | Method for controlling sheeting in gas phase reactors |
US7985811B2 (en) * | 2004-01-02 | 2011-07-26 | Univation Technologies, Llc | Method for controlling sheeting in gas phase reactors |
US7683140B2 (en) | 2004-05-20 | 2010-03-23 | Univation Technologies, Llc | Method for determining temperature value indicative of resin stickiness from data generated by polymerization reaction monitoring |
US7754830B2 (en) | 2004-05-20 | 2010-07-13 | Univation Technologies, Llc | Polymerization reaction monitoring with determination of induced condensing agent concentration for preventing discontinuity events |
JP2007538143A (ja) * | 2004-05-20 | 2007-12-27 | ユニベーション・テクノロジーズ・エルエルシー | 重合方法 |
CA2662793A1 (en) * | 2006-09-07 | 2008-03-13 | Univation Technologies, Llc | Methods for on-line determination of degree of resin stickiness using a model for depression of melt initiation temperature |
RU2446175C2 (ru) * | 2006-09-07 | 2012-03-27 | Юнивейшн Текнолоджиз, Ллк | Способы определения значения температуры, характеризующие липкость смолы, на основе данных мониторинга реакции полимеризации |
ES2401040T3 (es) * | 2007-08-16 | 2013-04-16 | Univation Technologies, Llc | Aditivos de continuidad y su uso en procesos de polimerización |
EP2331249B1 (en) * | 2008-09-24 | 2017-03-01 | Univation Technologies, LLC | Methods for cleaning the distributor plate in a fluidized bed reactor system |
WO2010080871A1 (en) | 2009-01-08 | 2010-07-15 | Univation Technologies, Llc | Additive for gas phase polymerization processes |
RU2527945C2 (ru) | 2009-01-08 | 2014-09-10 | Юнивейшн Текнолоджиз, Ллк | Добавка для процессов полимеризации полиолефинов |
US8703884B2 (en) | 2010-12-22 | 2014-04-22 | Univation Technologies, Llc | Additive for polyolefin polymerization processes |
EP2610269A1 (en) | 2011-12-28 | 2013-07-03 | Saudi Basic Industries Corporation | Catalyst composition and method for preparing the same |
EP3080200B1 (en) | 2013-12-09 | 2018-11-14 | Univation Technologies, LLC | Feeding polymerization additives to polymerization processes |
KR102018279B1 (ko) | 2017-03-23 | 2019-09-04 | 에스케이이노베이션 주식회사 | 파울링 방지제 및 이를 이용한 올레핀의 올리고머화 방법 |
KR102284949B1 (ko) | 2017-06-16 | 2021-08-03 | 에스케이이노베이션 주식회사 | 파울링 방지방법 및 올레핀의 올리고머화 방법 |
KR102513518B1 (ko) | 2020-12-23 | 2023-03-22 | 디엘케미칼 주식회사 | 메탈로센 올레핀 중합 공정용 대전방지제를 이용한 올레핀 중합 방법 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2970989A (en) * | 1956-03-30 | 1961-02-07 | Goodrich Gulf Chemical Inc | Polymerization of ethylene |
US3159615A (en) * | 1957-12-19 | 1964-12-01 | Monsanto Co | Polymerization of olefins in the presence of a ziegler type catalyst plus a surfactant |
US3082198A (en) * | 1958-08-25 | 1963-03-19 | Goodrich Gulf Chem Inc | Process for polymerizing ethylene in the process of aluminum alkyl, titanium tetrachloride, and carboxylic acid |
GB884116A (en) | 1960-09-30 | 1961-12-06 | Shell Res Ltd | Improvements in or relating to the manufacture of polyolefins |
GB1004395A (en) | 1963-05-18 | 1965-09-15 | Daikin Ind Ltd | Method of polymerizing fluoroolefins in aqueous medium |
FR1478338A (fr) * | 1965-06-17 | 1967-04-28 | Inst Francais Du Petrole | Nouveau système catalytique et son application à la polymérisation de composés insaturés |
GB1314828A (en) * | 1969-08-13 | 1973-04-26 | Ici Ltd | Transition metal compositions and polymerisation process catalysed thereby |
US3644564A (en) * | 1969-12-19 | 1972-02-22 | Shell Oil Co | Ethylene oligomerization in the presence of complex nickel-fluorine-containing catalysts |
-
1974
- 1974-01-14 GB GB161574A patent/GB1443074A/en not_active Expired
-
1975
- 1975-01-10 ZA ZA00750196A patent/ZA75196B/xx unknown
- 1975-01-13 NL NL7500357A patent/NL7500357A/nl not_active Application Discontinuation
- 1975-01-13 FR FR7500886A patent/FR2257602B1/fr not_active Expired
- 1975-01-13 IT IT19220/75A patent/IT1030977B/it active
- 1975-01-13 US US05/540,702 patent/US4012574A/en not_active Expired - Lifetime
- 1975-01-14 ES ES433776A patent/ES433776A1/es not_active Expired
- 1975-01-14 CA CA217,899A patent/CA1046696A/en not_active Expired
- 1975-01-14 JP JP50006950A patent/JPS50105788A/ja active Pending
- 1975-01-14 BE BE152369A patent/BE824373A/xx unknown
- 1975-01-14 DE DE19752501239 patent/DE2501239A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
ES433776A1 (es) | 1976-12-16 |
FR2257602A1 (nl) | 1975-08-08 |
CA1046696A (en) | 1979-01-16 |
BE824373A (fr) | 1975-07-14 |
AU7725875A (en) | 1976-07-15 |
GB1443074A (en) | 1976-07-21 |
DE2501239A1 (de) | 1975-07-24 |
JPS50105788A (nl) | 1975-08-20 |
IT1030977B (it) | 1979-04-10 |
US4012574A (en) | 1977-03-15 |
NL7500357A (nl) | 1975-07-16 |
FR2257602B1 (nl) | 1978-09-29 |
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