AU5301086A - Molecular weight distribution modification - Google Patents

Molecular weight distribution modification

Info

Publication number: AU5301086A
Authority: AU; Australia
Prior art keywords: molecular weight; weight distribution; distribution modification; modification; molecular
Prior art date: 1984-12-14
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.): Granted

Application number

AU53010/86A

Other versions

AU579446B2 (en

Inventor

Charles Cozewith

Gary William Verstrate

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

ExxonMobil Technology and Engineering Co

Original Assignee

Exxon Research and Engineering Co

Priority date (The priority date 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 date listed.)

1984-12-14

Filing date

1985-12-16

Publication date

1986-07-22

1985-12-16 Application filed by Exxon Research and Engineering Co filed Critical Exxon Research and Engineering Co

1986-07-22 Publication of AU5301086A publication Critical patent/AU5301086A/en

1988-11-24 Application granted granted Critical

1988-11-24 Publication of AU579446B2 publication Critical patent/AU579446B2/en

2005-12-16 Anticipated expiration legal-status Critical

Status Ceased legal-status Critical Current

Links

230000004048 modification Effects 0.000 title 1
238000012986 modification Methods 0.000 title 1

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)

AU53010/86A 1984-12-14 1985-12-16 Molecular weight distribution modification Ceased AU579446B2 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US68195184A	1984-12-14	1984-12-14
US681951		1984-12-14

Publications (2)

Publication Number	Publication Date
AU5301086A true AU5301086A (en)	1986-07-22
AU579446B2 AU579446B2 (en)	1988-11-24

Family

ID=24737554

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU53010/86A Ceased AU579446B2 (en)	1984-12-14	1985-12-16	Molecular weight distribution modification

Country Status (6)

Country	Link
EP (1)	EP0204840A4 (en)
JP (1)	JPS62501155A (en)
KR (1)	KR900008459B1 (en)
AU (1)	AU579446B2 (en)
CA (1)	CA1272846A (en)
WO (1)	WO1986003756A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
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 (en)	2019-03-26	2024-01-31	SABIC Global Technologies B.V.	Chromium oxide catalyst for ethylene polymerization

Family Cites Families (12)

* Cited by examiner, † Cited by third party
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 (en) *	1975-09-02	1977-04-01	Michelin & Cie	ELASTOMERS OF THE E P T TYPE, AND ARTICLES CONTAINING SUCH ELASTOMERS
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
JPS6030326B2 (en) *	1978-08-17	1985-07-16	三井化学株式会社	Manufacturing method of ethylene copolymer rubber
FR2519007B1 (en) *	1981-12-24	1985-12-27	Charbonnages Ste Chimique	MODIFIED COPOLYMERS OF ETHYLENE AND AT LEAST ONE A-OLEFIN AND PROCESS FOR THEIR PREPARATION
US4540753A (en) *	1983-06-15	1985-09-10	Exxon Research & Engineering Co.	Narrow MWD alpha-olefin copolymers

1985
- 1985-12-16 KR KR1019860700557A patent/KR900008459B1/en active IP Right Grant
- 1985-12-16 EP EP19860900540 patent/EP0204840A4/en not_active Withdrawn
- 1985-12-16 WO PCT/US1985/002528 patent/WO1986003756A1/en not_active Application Discontinuation
- 1985-12-16 CA CA000497768A patent/CA1272846A/en not_active Expired - Lifetime
- 1985-12-16 AU AU53010/86A patent/AU579446B2/en not_active Ceased
- 1985-12-16 JP JP61500540A patent/JPS62501155A/en active Pending

Also Published As

Publication number	Publication date
JPS62501155A (en)	1987-05-07
KR870700641A (en)	1987-12-30
EP0204840A1 (en)	1986-12-17
CA1272846A (en)	1990-08-14
KR900008459B1 (en)	1990-11-22
EP0204840A4 (en)	1988-09-07
AU579446B2 (en)	1988-11-24
WO1986003756A1 (en)	1986-07-03

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