Polymers for electrical applications

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

Reexamination Certificate

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Details

C525S242000, C525S244000, C525S315000, C524S515000, C524S525000, C524S534000

Reexamination Certificate

active

07435781

ABSTRACT:
Electrical insulation compounds are disclosed, the insulation compounds including an ethylene polymer comprising at least 40 wt % ethylene-derived units and having a density of ≦0.91 g/cm3and a propylene polymer comprising at least 75 wt % propylene-derived units and having an isotactic propylene triad tacticity of from 65% to 99%. Also disclosed are electrical devices including the electrical insulation compounds.

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