NL164297B - Process for preparing improved block copolymers of styrene and conjugated dienes. - Google Patents

Process for preparing improved block copolymers of styrene and conjugated dienes.

Info

Publication number
NL164297B
NL164297B NL7015267.A NL7015267A NL164297B NL 164297 B NL164297 B NL 164297B NL 7015267 A NL7015267 A NL 7015267A NL 164297 B NL164297 B NL 164297B
Authority
NL
Netherlands
Prior art keywords
styrene
block copolymers
conjugated dienes
improved block
preparing improved
Prior art date
Application number
NL7015267.A
Other languages
Dutch (nl)
Other versions
NL164297C (en
NL7015267A (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 NL7015267A publication Critical patent/NL7015267A/xx
Publication of NL164297B publication Critical patent/NL164297B/en
Application granted granted Critical
Publication of NL164297C publication Critical patent/NL164297C/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
    • C08C19/00—Chemical modification of rubber
    • C08C19/30—Addition of a reagent which reacts with a hetero atom or a group containing hetero atoms of the macromolecule
    • C08C19/42—Addition of a reagent which reacts with a hetero atom or a group containing hetero atoms of the macromolecule reacting with metals or metal-containing groups
    • C08C19/44—Addition of a reagent which reacts with a hetero atom or a group containing hetero atoms of the macromolecule reacting with metals or metal-containing groups of polymers containing metal atoms exclusively at one or both ends of the skeleton
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
    • C08C19/00—Chemical modification of rubber
    • C08C19/02—Hydrogenation
    • 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
NL7015267.A 1969-10-20 1970-10-19 Process for preparing improved block copolymers of styrene and conjugated dienes. NL164297C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86786869A 1969-10-20 1969-10-20

Publications (3)

Publication Number Publication Date
NL7015267A NL7015267A (en) 1971-04-22
NL164297B true NL164297B (en) 1980-07-15
NL164297C NL164297C (en) 1980-12-15

Family

ID=25350629

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7015267.A NL164297C (en) 1969-10-20 1970-10-19 Process for preparing improved block copolymers of styrene and conjugated dienes.

Country Status (9)

Country Link
JP (1) JPS4830151B1 (en)
BE (1) BE757365A (en)
CA (1) CA936993A (en)
DE (1) DE2051251A1 (en)
ES (1) ES384680A1 (en)
FR (1) FR2066168A5 (en)
GB (1) GB1271045A (en)
NL (1) NL164297C (en)
ZA (1) ZA707111B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL86588C (en) * 1980-09-20
JPS5836705A (en) * 1981-08-27 1983-03-03 Bridgestone Corp Pneumatic tire with improved tread
US4526934A (en) * 1982-03-19 1985-07-02 Bridgestone Tire Company Limited Branched styrene-butadiene copolymers and pneumatic tires using the same
ES2154520B1 (en) * 1997-06-20 2001-12-01 Repsol Quimica Sa PROCEDURE FOR THE PRODUCTION OF HYDROGEN HUBS.
US5985995A (en) * 1997-06-20 1999-11-16 Repsol Quimica, S.A. Process for producing hydrogenated rubbers

Also Published As

Publication number Publication date
NL164297C (en) 1980-12-15
DE2051251A1 (en) 1971-04-29
ZA707111B (en) 1971-07-28
GB1271045A (en) 1972-04-19
ES384680A1 (en) 1973-03-16
FR2066168A5 (en) 1971-08-06
NL7015267A (en) 1971-04-22
JPS4830151B1 (en) 1973-09-18
BE757365A (en) 1971-04-13
CA936993A (en) 1973-11-13

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Legal Events

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DNT Communications of changes of names of applicants whose applications have been laid open to public inspection

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V4 Lapsed because of reaching the maximum lifetime of a patent