Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1988-10-12
1990-02-27
Pertilla, Theodore E.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525 71, 525408, 2641761, C08L 6900
Patent
active
049047299
ABSTRACT:
Impact resistant polycarbonate blends, which may be extruded without pre-drying, are prepared from an aromatic polycarbonate, an aromatic polyester, and a polyalkyleneoxide rubber, and optionally, a grafted copolymer or mixture of grafted copolymers.
REFERENCES:
patent: 3728321 (1973-04-01), Vandenberg
patent: 3761440 (1973-09-01), Margotte et al.
patent: 4221889 (1980-09-01), Rowe
patent: 4444950 (1984-04-01), Sakano et al.
patent: 4554315 (1985-11-01), Chung et al.
Deline Douglas N.
Pertilla Theodore E.
The Dow Chemical Company
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