Back to results
US 4,284,735 AGranted
Polyphenylene oxide blend with rubber-maleimide-styrene copolymer
AssigneeArco Polymers, Inc.
InventorRonald A. Fava
Life of this patent
Estimating the term…
Abstract
An advantageous blend suitable for the molding of plastic articles is prepared by mechanically mixing a polyphenylene ether resin and a resin prepared by conducting the polymerization of a mixture of a rubber, maleimide, and styrene.
Claims2
A thermoplastic molding composition which comprises:
- A. about (50.+-.15)% polyphenylene oxide.
- B. about (50.+-.15)% interpolymer of three components
- (aa) a rubbery block copolymer prepared using a butyl lithium catalyst from 5 to 35% vinyl aromatic compound and from 65 to 95% conjugated alkyldiene, said rubbery block copolymer constituting from 5% to 35% of the interpolymer of three components;
- (bb) maleimide constituting from 5% to 35% of the interpolymer of three components;
- and
- (cc) styrene constituting from 60% to 90% of the interpolymer of three components.
3 more elements
Dependencies are inferred from the claim text.