CA1272846A - Modification de la repartition de la masse moleculaire dans un reacteur tubulaire - Google Patents
Modification de la repartition de la masse moleculaire dans un reacteur tubulaireInfo
- Publication number
- CA1272846A CA1272846A CA000497768A CA497768A CA1272846A CA 1272846 A CA1272846 A CA 1272846A CA 000497768 A CA000497768 A CA 000497768A CA 497768 A CA497768 A CA 497768A CA 1272846 A CA1272846 A CA 1272846A
- Authority
- CA
- Canada
- Prior art keywords
- process according
- copolymer
- catalyst
- polymerization
- reaction mixture
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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
- C08F2/04—Polymerisation in solution
- C08F2/06—Organic solvent
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/24—Stationary reactors without moving elements inside
- B01J19/2415—Tubular reactors
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
- B01J2219/00099—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor the reactor being immersed in the heat exchange medium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00159—Controlling the temperature controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00186—Controlling or regulating processes controlling the composition of the reactive mixture
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US68195184A | 1984-12-14 | 1984-12-14 | |
US681,951 | 1984-12-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1272846A true CA1272846A (fr) | 1990-08-14 |
Family
ID=24737554
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000497768A Expired - Lifetime CA1272846A (fr) | 1984-12-14 | 1985-12-16 | Modification de la repartition de la masse moleculaire dans un reacteur tubulaire |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0204840A4 (fr) |
JP (1) | JPS62501155A (fr) |
KR (1) | KR900008459B1 (fr) |
AU (1) | AU579446B2 (fr) |
CA (1) | CA1272846A (fr) |
WO (1) | WO1986003756A1 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4804794A (en) * | 1987-07-13 | 1989-02-14 | Exxon Chemical Patents Inc. | Viscosity modifier polymers |
GB9226616D0 (en) * | 1992-12-21 | 1993-02-17 | Printed Forms Equip | Pressure sealing machine and method |
US6610408B1 (en) * | 1996-11-08 | 2003-08-26 | Solvay Engineered Polymers | TPO blends containing multimodal elastomers |
US6403520B1 (en) | 1999-09-17 | 2002-06-11 | Saudi Basic Industries Corporation | Catalyst compositions for polymerizing olefins to multimodal molecular weight distribution polymer, processes for production and use of the catalyst |
EP3715385B1 (fr) | 2019-03-26 | 2024-01-31 | SABIC Global Technologies B.V. | Catalyseur d'oxyde de chrome destiné à la polymérisation de l'éthylène |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3162620A (en) * | 1961-05-04 | 1964-12-22 | Du Pont | Ethylene polymers prepared in the form of a coherent film at a quiescent liquid catalyst surface |
US3389087A (en) * | 1965-12-23 | 1968-06-18 | Exxon Research Engineering Co | Lubricant containing ethylene-alpha-olefin polymers |
US3522180A (en) * | 1967-09-28 | 1970-07-28 | Texaco Inc | Lubricating oil compositions containing amorphous ethylene-propylene copolymers |
US3551336A (en) * | 1969-06-30 | 1970-12-29 | Exxon Research Engineering Co | Lubricant containing ethylene-alpha-olefin polymer |
US3681306A (en) * | 1969-10-24 | 1972-08-01 | Du Pont | Epdm polymerization process |
FR2322883A1 (fr) * | 1975-09-02 | 1977-04-01 | Michelin & Cie | Elastomeres du type e p t, et articles comportant de tels elastomeres |
US4065520A (en) * | 1976-06-04 | 1977-12-27 | Union Carbide Corporation | Gradient polymers of two or more alpha mono-olefinic monomers capable of polymerizing with themselves and each other |
US4135044A (en) * | 1977-08-08 | 1979-01-16 | Exxon Research & Engineering Co. | Process for achieving high conversions in the production of polyethylene |
US4414369A (en) * | 1977-08-17 | 1983-11-08 | Nippon Oil Company, Limited | Continuous process for the preparation of polyolefins having widely distributed molecular weights |
JPS5948046B2 (ja) * | 1978-08-17 | 1984-11-24 | 三井化学株式会社 | エチレン共重合ゴム |
FR2519007B1 (fr) * | 1981-12-24 | 1985-12-27 | Charbonnages Ste Chimique | Copolymeres modifies de l'ethylene et d'au moins une a-olefine et procede pour leur preparation |
US4540753A (en) * | 1983-06-15 | 1985-09-10 | Exxon Research & Engineering Co. | Narrow MWD alpha-olefin copolymers |
-
1985
- 1985-12-16 JP JP61500540A patent/JPS62501155A/ja active Pending
- 1985-12-16 CA CA000497768A patent/CA1272846A/fr not_active Expired - Lifetime
- 1985-12-16 KR KR1019860700557A patent/KR900008459B1/ko active IP Right Grant
- 1985-12-16 WO PCT/US1985/002528 patent/WO1986003756A1/fr not_active Application Discontinuation
- 1985-12-16 EP EP19860900540 patent/EP0204840A4/fr not_active Withdrawn
- 1985-12-16 AU AU53010/86A patent/AU579446B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
AU5301086A (en) | 1986-07-22 |
WO1986003756A1 (fr) | 1986-07-03 |
EP0204840A4 (fr) | 1988-09-07 |
KR900008459B1 (ko) | 1990-11-22 |
EP0204840A1 (fr) | 1986-12-17 |
KR870700641A (ko) | 1987-12-30 |
JPS62501155A (ja) | 1987-05-07 |
AU579446B2 (en) | 1988-11-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKLA | Lapsed |