GB1312854A - Non-linear block copolymer and its preparation - Google Patents

Non-linear block copolymer and its preparation

Info

Publication number
GB1312854A
GB1312854A GB1626371A GB1626371A GB1312854A GB 1312854 A GB1312854 A GB 1312854A GB 1626371 A GB1626371 A GB 1626371A GB 1626371 A GB1626371 A GB 1626371A GB 1312854 A GB1312854 A GB 1312854A
Authority
GB
United Kingdom
Prior art keywords
block
copolymer
cyclohexane
sec
coupling
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
GB1626371A
Other languages
English (en)
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 Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij 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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Publication of GB1312854A publication Critical patent/GB1312854A/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)
GB1626371A 1970-05-22 1971-05-21 Non-linear block copolymer and its preparation Expired GB1312854A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1312854A true GB1312854A (en) 1973-04-11

Family

ID=21908046

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1626371A Expired GB1312854A (en) 1970-05-22 1971-05-21 Non-linear block copolymer and its preparation

Country Status (11)

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

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
DE3260590D1 (en) * 1981-02-20 1984-09-27 Asahi Chemical Ind 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
ZA713278B (en) 1972-01-26
BR7103148D0 (pt) 1973-04-12
FR2093581A5 (de) 1972-01-28
NL162935C (nl) 1980-07-15
CA997889A (en) 1976-09-28
JPS5530005B1 (de) 1980-08-07
DE2125344A1 (de) 1971-12-02
ES391391A1 (es) 1973-07-01
SE392108B (sv) 1977-03-14
NL162935B (nl) 1980-02-15
BE767474A (fr) 1971-11-22
DE2125344C2 (de) 1982-02-04
NL7106861A (de) 1971-11-24

Similar Documents

Publication Publication Date Title
GB1264741A (de)
ES441031A1 (es) Procedimiento para preparar una mezcla copolimerica en blo- que de un dieno conjugado y un hidrocarburo vinilaromatico.
US3700748A (en) Selectively hydrogenated block copolymers
GB1451144A (en) Organotrilithium polymerization initiators and use thereof
ES470981A1 (es) Procedimiento para la preparacion de un copolimero en bloqueacoplado
GB1533683A (en) Non-aqueous dispersion polymerization of conjugated diolefins
GB1480443A (en) Thermoplastic block polymers
GB1160234A (en) Elastomeric Block Polymers
GB1098570A (en) Improved polymers
SE321598B (de)
GB1339847A (en) Process for the preparation of a conjugated diene polymer
GB1489594A (en) Multigrade lubricants containing interpolymers
GB1454229A (en) Block polymers of styrene-butadiene-2-vinylpyridine
GB1407218A (en) Block copolymers
GB1312854A (en) Non-linear block copolymer and its preparation
GB1479465A (en) Process for preparing block copolymers containing alpha-methyl styrene
GB1355341A (en) Lubricant compositions
GB1410052A (en) Antistatic polystyrene composition
GB1444680A (en) Preparation of block polymers
GB1471004A (en) Method of preparing block polymers
GB1436763A (en) Lubricating oil compositions and copolymers for use therein
GB1271760A (en) Block copolymer - polypropylene compositions
GB1431683A (en) Block or graft copolymers of polyalkylene oxides and vinyl- aromatic or diene polymers
GB1502327A (en) Organolithium polymerization initiators and their preparation
GB1310640A (en) Process of preparing polymers of conjugated dienes

Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee