BR7103148D0 - Processo para a preparacao de um copolimero em bloco nao linear - Google Patents

Processo para a preparacao de um copolimero em bloco nao linear

Info

Publication number
BR7103148D0
BR7103148D0 BR3148/71A BR314871A BR7103148D0 BR 7103148 D0 BR7103148 D0 BR 7103148D0 BR 3148/71 A BR3148/71 A BR 3148/71A BR 314871 A BR314871 A BR 314871A BR 7103148 D0 BR7103148 D0 BR 7103148D0
Authority
BR
Brazil
Prior art keywords
preparation
block copolymer
linear block
linear
copolymer
Prior art date
Application number
BR3148/71A
Other languages
English (en)
Inventor
D Fraga
A Bean
J Harlan
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
Publication of BR7103148D0 publication Critical patent/BR7103148D0/pt

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)
BR3148/71A 1970-05-22 1971-05-21 Processo para a preparacao de um copolimero em bloco nao linear BR7103148D0 (pt)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BR7103148D0 true BR7103148D0 (pt) 1973-04-12

Family

ID=21908046

Family Applications (1)

Application Number Title Priority Date Filing Date
BR3148/71A BR7103148D0 (pt) 1970-05-22 1971-05-21 Processo para a preparacao de um copolimero em bloco nao linear

Country Status (11)

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

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4148771A (en) 1977-06-23 1979-04-10 Phillips Petroleum Company Method of making novel rubbery block copolymers and pressure-sensitive adhesives
US4163764A (en) 1977-06-23 1979-08-07 Phillips Petroleum Company Coupled block copolymers with improved tack for 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
NL162935C (nl) 1980-07-15
NL7106861A (pt) 1971-11-24
ZA713278B (en) 1972-01-26
DE2125344C2 (de) 1982-02-04
GB1312854A (en) 1973-04-11
DE2125344A1 (de) 1971-12-02
NL162935B (nl) 1980-02-15
BE767474A (fr) 1971-11-22
CA997889A (en) 1976-09-28
SE392108B (sv) 1977-03-14
FR2093581A5 (pt) 1972-01-28
ES391391A1 (es) 1973-07-01
JPS5530005B1 (pt) 1980-08-07

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