NL162935B - PROCESS FOR PREPARING A NON-LINEAR BLOCK COPOLYMER - Google Patents

PROCESS FOR PREPARING A NON-LINEAR BLOCK COPOLYMER

Info

Publication number
NL162935B
NL162935B NL7106861.A NL7106861A NL162935B NL 162935 B NL162935 B NL 162935B NL 7106861 A NL7106861 A NL 7106861A NL 162935 B NL162935 B NL 162935B
Authority
NL
Netherlands
Prior art keywords
preparing
block copolymer
linear block
linear
copolymer
Prior art date
Application number
NL7106861.A
Other languages
Dutch (nl)
Other versions
NL162935C (en
NL7106861A (en
Original Assignee
Shell Int Research
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 Int Research filed Critical Shell Int Research
Publication of NL7106861A publication Critical patent/NL7106861A/xx
Publication of NL162935B publication Critical patent/NL162935B/en
Application granted granted Critical
Publication of NL162935C publication Critical patent/NL162935C/en

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)
NL7106861.A 1970-05-22 1971-05-19 PROCESS FOR PREPARING A NON-LINEAR BLOCK COPOLYMER NL162935C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3991870A 1970-05-22 1970-05-22

Publications (3)

Publication Number Publication Date
NL7106861A NL7106861A (en) 1971-11-24
NL162935B true NL162935B (en) 1980-02-15
NL162935C NL162935C (en) 1980-07-15

Family

ID=21908046

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7106861.A NL162935C (en) 1970-05-22 1971-05-19 PROCESS FOR PREPARING A NON-LINEAR BLOCK COPOLYMER

Country Status (11)

Country Link
JP (1) JPS5530005B1 (en)
BE (1) BE767474A (en)
BR (1) BR7103148D0 (en)
CA (1) CA997889A (en)
DE (1) DE2125344C2 (en)
ES (1) ES391391A1 (en)
FR (1) FR2093581A5 (en)
GB (1) GB1312854A (en)
NL (1) NL162935C (en)
SE (1) SE392108B (en)
ZA (1) ZA713278B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4163764A (en) 1977-06-23 1979-08-07 Phillips Petroleum Company Coupled block copolymers with improved tack for adhesives
US4148771A (en) 1977-06-23 1979-04-10 Phillips Petroleum Company Method of making novel rubbery block copolymers and pressure-sensitive adhesives
EP0058952B1 (en) * 1981-02-20 1984-08-22 Asahi Kasei Kogyo Kabushiki Kaisha A film, sheet or tube of a block copolymer or a composition containing the same
GB2144430B (en) * 1983-08-04 1986-11-19 Shell Int Research Hydrogenated modified star-shaped polymers
GB2144431B (en) * 1983-08-04 1987-03-11 Shell Int Research Hydrogenated modified star-shaped polymers
US4877836A (en) * 1988-05-24 1989-10-31 Shell Oil Company Viscosity index improver and composition containing same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1162080A (en) * 1915-03-08 1915-11-30 Charlie Allen Walker Vehicle-wheel.
US3149182A (en) * 1957-10-28 1964-09-15 Shell Oil Co Process for preparing block copolymers utilizing organolithium catalysts
US3507934A (en) * 1965-12-20 1970-04-21 Shell Oil Co Block copolymer compositions having improved processability

Also Published As

Publication number Publication date
GB1312854A (en) 1973-04-11
FR2093581A5 (en) 1972-01-28
SE392108B (en) 1977-03-14
NL162935C (en) 1980-07-15
NL7106861A (en) 1971-11-24
ES391391A1 (en) 1973-07-01
CA997889A (en) 1976-09-28
ZA713278B (en) 1972-01-26
DE2125344A1 (en) 1971-12-02
BE767474A (en) 1971-11-22
DE2125344C2 (en) 1982-02-04
BR7103148D0 (en) 1973-04-12
JPS5530005B1 (en) 1980-08-07

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Legal Events

Date Code Title Description
DNT Communications of changes of names of applicants whose applications have been laid open to public inspection

Free format text: SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.

V4 Lapsed because of reaching the maximum lifetime of a patent