Transparent polyolefin compositions

Details Transparent polyolefin compositions Transparent polyolefin compositions

2004-11-05

2010-06-29

Cano, Milton I (Department: 1796)

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

C524S481000, C524S482000, C525S240000

Reexamination Certificate

active

07745526

ABSTRACT:
Disclosed herein are various compositions, including a transparent compositions with maximum haze of 50%, comprising (including): a first polymer component (FPC) that includes polypropylene having a melting point (Tm) ≧110° C.; a second polymer component (SPC) that includes a propylene polymer having 60 wt % or more units derived from propylene, including isotactically arranged propylene derived sequences and Tm<105° C. or a Heat of Fusion<45 J/g, or both; and a hydrocarbon resin having a Tg≧20° C.; wherein: the SPC is present in the amount of ≧10 wt % and ≦70 wt % based on the total weight of a), b) and c) and the composition has: Haze value of ≦50 percent; and Shore A Hardness of 90 or below.

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