Epoxidized copolymers of styrene, butadiene and isoprene

Details Epoxidized copolymers of styrene, butadiene and isoprene Epoxidized copolymers of styrene, butadiene and isoprene

1976-03-04

1977-09-27

Hamrock, William F.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260880B, 526 56, 526 57, C08F25702, C08F27902, C08F29704

Patent

active

040511995

ABSTRACT:
Epoxidized polymers having the structure S-D/S-S or D/S-S-D/S-S in which S represents a polystyrene block and D/S represents a tapered block of styrene and butadiene and/or isoprene, with the further provision that 5-95% of the olefinic unsaturation of the polymer has been epoxidized, exhibit good oil and ozone resistance.

REFERENCES:
patent: 3022322 (1962-02-01), Wheelock et al.
patent: 3555112 (1971-01-01), Winkler
patent: 3853978 (1974-12-01), Horiie et al.
patent: 3872068 (1975-03-01), Horiie et al.

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