Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1979-06-18
1981-10-13
Bleutge, John C.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525 98, C08L 906, C08L 5302
Patent
active
042949378
ABSTRACT:
Vinyl aromatic compositions having improved impact and toughness are disclosed comprising interpolymers containing a mixture of a polybutadiene rubber with a specific styrene-butadiene two-block copolymer and a poly(monovinylaromatic) compound.
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patent: 3929936 (1975-12-01), Davies et al.
patent: 3976721 (1976-08-01), Satake et al.
patent: 4026969 (1977-05-01), Mostert et al.
patent: 4096205 (1978-06-01), Reith
Bleutge John C.
Koeckert A. H.
Shell Oil Company
Vance Dean F.
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