CA1021491A - Process for preparing block copolymers containing alpha-methyl styrene - Google Patents

Process for preparing block copolymers containing alpha-methyl styrene

Info

Publication number
CA1021491A
CA1021491A CA208,530A CA208530A CA1021491A CA 1021491 A CA1021491 A CA 1021491A CA 208530 A CA208530 A CA 208530A CA 1021491 A CA1021491 A CA 1021491A
Authority
CA
Canada
Prior art keywords
block copolymers
methyl styrene
copolymers containing
containing alpha
preparing block
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
CA208,530A
Other languages
English (en)
Other versions
CA208530S (en
Inventor
Herman A.J. Schepers
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
Application filed by Stamicarbon BV filed Critical Stamicarbon BV
Application granted granted Critical
Publication of CA1021491A publication Critical patent/CA1021491A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G81/00—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers
    • C08G81/02—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers at least one of the polymers being obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • C08G81/021—Block or graft polymers containing only sequences of polymers of C08C or C08F
    • C08G81/022—Block or graft polymers containing only sequences of polymers of C08C or C08F containing sequences of polymers of conjugated dienes and of polymers of alkenyl aromatic compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Graft Or Block Polymers (AREA)
  • Polymerisation Methods In General (AREA)
  • Polymerization Catalysts (AREA)
CA208,530A 1973-09-06 1974-09-05 Process for preparing block copolymers containing alpha-methyl styrene Expired CA1021491A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7312245A NL7312245A (nl) 1973-09-06 1973-09-06 Werkwijze voor het bereiden van alphamethylstyreen bevattende blokcopolymeren.

Publications (1)

Publication Number Publication Date
CA1021491A true CA1021491A (en) 1977-11-22

Family

ID=19819530

Family Applications (1)

Application Number Title Priority Date Filing Date
CA208,530A Expired CA1021491A (en) 1973-09-06 1974-09-05 Process for preparing block copolymers containing alpha-methyl styrene

Country Status (13)

Country Link
US (1) US3956426A (nl)
JP (1) JPS5818365B2 (nl)
BE (1) BE819612A (nl)
BR (1) BR7407438D0 (nl)
CA (1) CA1021491A (nl)
DE (1) DE2442849A1 (nl)
ES (1) ES429786A1 (nl)
FR (1) FR2243214B1 (nl)
GB (1) GB1479465A (nl)
IT (1) IT1019199B (nl)
NL (1) NL7312245A (nl)
SE (1) SE7411310L (nl)
ZA (1) ZA745606B (nl)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4352912A (en) * 1980-10-01 1982-10-05 Phillips Petroleum Company Conversion of alpha-methylstyrene-type monomers in the formation of copolymers with conjugated diene monomers
US4885343A (en) * 1987-04-01 1989-12-05 The Dow Chemical Company Preparation of triblock copolymers
US4839430A (en) * 1987-04-01 1989-06-13 The Dow Chemical Company Preparation of triblock copolymers
US4956415A (en) * 1987-04-01 1990-09-11 The Dow Chemical Company Preparation of triblock copolymers
US5458791A (en) * 1994-07-01 1995-10-17 Shell Oil Company Star polymer viscosity index improver for oil compositions
US5460739A (en) * 1994-09-09 1995-10-24 Shell Oil Company Star polymer viscosity index improver for oil compositions
US7452939B2 (en) * 2002-03-29 2008-11-18 San-Ei Kougyou Corporation Polyesterified block copolymer and process for producing the same
KR101079914B1 (ko) * 2006-01-27 2011-11-04 에프. 호프만-라 로슈 아게 중추신경계 장애를 위한 4-이미다졸 유도체의 용도
US10450446B2 (en) * 2017-04-24 2019-10-22 Fina Technology, Inc. Curable rubber compositions containing styrene/alpha-methyl styrene co-oligomers
FR3086661B1 (fr) 2018-10-02 2021-06-11 Michelin & Cie Procede de synthese d'un elastomere thermoplastique comprenant au moins un bloc poly(alpha-methylstyrene)
RU2756588C2 (ru) * 2020-02-26 2021-10-01 Федеральное государственное унитарное предприятие "Ордена Ленина и ордена Трудового Красного Знамени научно-исследовательский институт синтетического каучука имени академика С.В. Лебедева" Способ получения термоэластопластов
FR3134812B1 (fr) 2022-04-21 2024-03-22 Michelin & Cie Matrice élastomère comprenant un élastomère thermoplastique
WO2024121258A1 (fr) 2022-12-08 2024-06-13 Compagnie Generale Des Etablissements Michelin Composition polymérique comprenant un élastomère thermoplastique et une résine hydrocarbonée plastifiante

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3778490A (en) * 1969-04-23 1973-12-11 Phillips Petroleum Co Polar compound adjuvants for improved block polymers prepared with primary hydrocarbyllithium initiators

Also Published As

Publication number Publication date
FR2243214B1 (nl) 1979-02-09
US3956426A (en) 1976-05-11
FR2243214A1 (nl) 1975-04-04
JPS5055691A (nl) 1975-05-15
IT1019199B (it) 1977-11-10
ZA745606B (en) 1975-09-24
BE819612A (nl) 1975-03-06
JPS5818365B2 (ja) 1983-04-12
BR7407438D0 (pt) 1975-07-08
GB1479465A (en) 1977-07-13
NL7312245A (nl) 1975-03-10
SE7411310L (nl) 1975-03-07
DE2442849A1 (de) 1975-03-13
ES429786A1 (es) 1976-10-01
AU7295774A (en) 1976-03-11

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