High impact polymer compositions

Details High impact polymer compositions High impact polymer compositions

2006-09-12

2006-09-12

Nutter, Nathan M. (Department: 1711)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

C525S240000

Reexamination Certificate

active

07105603

ABSTRACT:
Disclosed herein are various compositions that have particular utility in automotive components, including compositions that include: (a) polypropylene having a melting point of 110° C. or more; (b) ethylene α-olefin polymer in which the α-olefin is C4or higher; and (c) propylene polymer, having 60 wt % or more units derived from propylene, including isotactically arranged propylene derived sequences and a heat of fusion less than 45 J/g.

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patent: WO 97/20888 (1997-06-01), None
patent: 00/01766 (2000-01-01), None

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