IT951134B - PROCESS FOR THE PREPARATION OF A DIENIC BLOCK COPOLYMER - Google Patents

PROCESS FOR THE PREPARATION OF A DIENIC BLOCK COPOLYMER

Info

Publication number
IT951134B
IT951134B IT2260972A IT2260972A IT951134B IT 951134 B IT951134 B IT 951134B IT 2260972 A IT2260972 A IT 2260972A IT 2260972 A IT2260972 A IT 2260972A IT 951134 B IT951134 B IT 951134B
Authority
IT
Italy
Prior art keywords
preparation
block copolymer
dienic
dienic block
copolymer
Prior art date
Application number
IT2260972A
Other languages
Italian (it)
Original Assignee
Shell Nv
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 Nv filed Critical Shell Nv
Application granted granted Critical
Publication of IT951134B publication Critical patent/IT951134B/en

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)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Graft Or Block Polymers (AREA)
IT2260972A 1971-04-02 1972-03-30 PROCESS FOR THE PREPARATION OF A DIENIC BLOCK COPOLYMER IT951134B (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
IT951134B true IT951134B (en) 1973-06-30

Family

ID=22446366

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2260972A IT951134B (en) 1971-04-02 1972-03-30 PROCESS FOR THE PREPARATION OF A DIENIC 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
NL7204299A (en) 1972-10-04
DE2215865A1 (en) 1972-10-19
NL167176C (en) 1981-11-16
FR2136094A5 (en) 1972-12-22
JPS556651B1 (en) 1980-02-19
GB1364177A (en) 1974-08-21
CA1012673A (en) 1977-06-21

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