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US 4,284,734 AGranted
Moldable blend of interpolymer of rubber, methacrylic acid and styrene with polyurethane
AssigneeArco Polymers, Inc.
InventorClarence E. Chaney
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Abstract
The invention concerns thermoplastic molding compositions consisting essentially of a blend of: A. From about 40% to about 70% by weight of an interpolymer comprising from about 8% to about 16% block polyalkadiene, and from about 51% to about 85% styrene and from about 5% to about 35% methacrylic acid. B. From about 30% to about 60% of a polyurethane thermoplastic rubber.
Claims1
Thermoplastic molding compositions consisting of a blend of:
- A. From about 40% to about 70% by weight of an interpolymer comprising from about 8 to about 16% block polyalkadiene about 51 to about 85% styrene and from about 5% to about 45% methacrylic acid.
- B. From about 30% to about 60% of a polyurethane thermoplastic rubber.
Dependencies are inferred from the claim text.