CA1012673A - Process for the preparation of a diene block copolymer - Google Patents

Process for the preparation of a diene block copolymer

Info

Publication number
CA1012673A
CA1012673A CA138,677A CA138677A CA1012673A CA 1012673 A CA1012673 A CA 1012673A CA 138677 A CA138677 A CA 138677A CA 1012673 A CA1012673 A CA 1012673A
Authority
CA
Canada
Prior art keywords
preparation
block copolymer
diene block
diene
copolymer
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
CA138,677A
Other versions
CA138677S (en
Inventor
Harold E. De La Mare
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.)
Shell Canada Ltd
Original Assignee
Shell Canada Ltd
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
Application filed by Shell Canada Ltd filed Critical Shell Canada Ltd
Application granted granted Critical
Publication of CA1012673A publication Critical patent/CA1012673A/en
Expired legal-status Critical Current

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
    • C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
    • C08F297/02—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Graft Or Block Polymers (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
CA138,677A 1971-04-02 1972-03-30 Process for the preparation of a diene block copolymer Expired CA1012673A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13079671A 1971-04-02 1971-04-02

Publications (1)

Publication Number Publication Date
CA1012673A true CA1012673A (en) 1977-06-21

Family

ID=22446366

Family Applications (1)

Application Number Title Priority Date Filing Date
CA138,677A Expired CA1012673A (en) 1971-04-02 1972-03-30 Process for the preparation of a diene block copolymer

Country Status (7)

Country Link
JP (1) JPS556651B1 (en)
CA (1) CA1012673A (en)
DE (1) DE2215865A1 (en)
FR (1) FR2136094A5 (en)
GB (1) GB1364177A (en)
IT (1) IT951134B (en)
NL (1) NL167176C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1047390C (en) * 1996-10-04 1999-12-15 北京燕山石油化工公司研究院 Process for preparing stereoblock poly-isoprene

Also Published As

Publication number Publication date
DE2215865A1 (en) 1972-10-19
NL7204299A (en) 1972-10-04
JPS556651B1 (en) 1980-02-19
NL167176C (en) 1981-11-16
IT951134B (en) 1973-06-30
FR2136094A5 (en) 1972-12-22
GB1364177A (en) 1974-08-21

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