Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1989-05-04
1990-05-29
Pertilla, Theodore
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525 92, 525146, 525148, C08L 5108
Patent
active
049296736
ABSTRACT:
A polycarbonate blend having both improved solvent resistance and improved impact strength comprising in admixture a polycarbonate, a styrenic thermoplastic resin, a grafted olefin/carbon monoxide copolymer and, optionally, a rubber toughening agent.
REFERENCES:
patent: 3431224 (1969-03-01), Goldblum
patent: 3813358 (1974-05-01), O'Connell
patent: 4390657 (1983-06-01), Liu
patent: 4536542 (1985-08-01), Allen
patent: 4677162 (1987-06-01), Grigo et al.
Serial No. 268,132 to Hani Farah et al. filed 11/07/88.
Lancaster Gerald M.
Laughner Michael K.
Sun Yun C.
Langworthy John A.
Pertilla Theodore
The Dow Chemical Company
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