GB1548203A - Process and apparatus for the preparation of polyolefins with a widge molecular-weight distribution - Google Patents

Process and apparatus for the preparation of polyolefins with a widge molecular-weight distribution

Info

Publication number
GB1548203A
GB1548203A GB3091976A GB3091976A GB1548203A GB 1548203 A GB1548203 A GB 1548203A GB 3091976 A GB3091976 A GB 3091976A GB 3091976 A GB3091976 A GB 3091976A GB 1548203 A GB1548203 A GB 1548203A
Authority
GB
United Kingdom
Prior art keywords
widge
polyolefins
molecular
preparation
weight distribution
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
Application number
GB3091976A
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.)
Stamicarbon BV
Original Assignee
Stamicarbon BV
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.)
Filing date
Publication date
Priority claimed from NL7509292A external-priority patent/NL7509292A/en
Priority claimed from NL7509293A external-priority patent/NL7509293A/en
Application filed by Stamicarbon BV filed Critical Stamicarbon BV
Publication of GB1548203A publication Critical patent/GB1548203A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01J10/00—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
GB3091976A 1975-08-05 1976-07-23 Process and apparatus for the preparation of polyolefins with a widge molecular-weight distribution Expired GB1548203A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7509292A NL7509292A (en) 1975-08-05 1975-08-05 PROCESS FOR PREPARING POLYOLEFINS WITH A WIDE MOLECULAR WEIGHT DISTRIBUTION.
NL7509293A NL7509293A (en) 1975-08-05 1975-08-05 DEVICE FOR PREPARING POLYMERS WITH A WIDE MOLECULAR WEIGHT DISTRIBUTION.

Publications (1)

Publication Number Publication Date
GB1548203A true GB1548203A (en) 1979-07-04

Family

ID=26645137

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3091976A Expired GB1548203A (en) 1975-08-05 1976-07-23 Process and apparatus for the preparation of polyolefins with a widge molecular-weight distribution

Country Status (5)

Country Link
JP (1) JPS5219788A (en)
DE (1) DE2635273A1 (en)
FR (1) FR2320311A1 (en)
GB (1) GB1548203A (en)
IT (1) IT1066202B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0072165A1 (en) * 1981-07-30 1983-02-16 Sumitomo Chemical Company, Limited Improved process for preparing ethylene polymers

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2445343A1 (en) * 1978-12-28 1980-07-25 Charbonnages Ste Chimique PROCESS FOR THE ENLARGEMENT OF THE MOLECULAR DISTRIBUTION OF POLYETHYLENE USING TWO REACTORS OPERATING AT VERY DIFFERENT PRESSURES AND TEMPERATURES AND IN THE ABSENCE OF HYDROGEN
JPS55123637A (en) * 1979-03-15 1980-09-24 Sumitomo Chem Co Ltd Extruded sheet of polypropylene
JPS5610506A (en) * 1979-07-09 1981-02-03 Mitsui Petrochem Ind Ltd Production of ethylene polymer composition
ATE1972T1 (en) * 1979-09-13 1982-12-15 Ciba-Geigy Ag PROCESS FOR REMOVAL OF THE HEAT OF REACTION OF EXOTHERMAL CHEMICAL REACTIONS AND DEVICE FOR CARRYING OUT THE PROCESS.
CA1162700A (en) * 1981-01-30 1984-02-21 Kiyoshi Kawai Process for producing ethylene polymers
US4710563A (en) * 1986-08-15 1987-12-01 El Paso Products Company Process for the recovery of amorphous devaporized polyalphaolefin

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE513431A (en) * 1951-09-10
US3380978A (en) * 1965-06-17 1968-04-30 Du Pont Process for producing hydrocarbon polymers
DE1720611C3 (en) * 1967-01-28 1984-03-01 Hoechst Ag, 6230 Frankfurt Process for the polymerization of ethylene or its mixtures with higher alpha-olefins
CA946097A (en) * 1969-05-02 1974-04-23 Du Pont Of Canada Limited Process for producing improved hydrocarbon polymers
BE761965A (en) * 1970-01-30 1971-07-26 Shell Int Research

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0072165A1 (en) * 1981-07-30 1983-02-16 Sumitomo Chemical Company, Limited Improved process for preparing ethylene polymers

Also Published As

Publication number Publication date
FR2320311B1 (en) 1982-11-19
JPS5219788A (en) 1977-02-15
DE2635273A1 (en) 1977-02-17
FR2320311A1 (en) 1977-03-04
JPS638122B2 (en) 1988-02-20
IT1066202B (en) 1985-03-04

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930723