Roofing composition

Details Roofing composition Roofing composition

1987-04-06

1988-10-18

Ziegler, Jacob

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

Synthetic resins

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

524505, 525 99, C08L 5300

Patent

active

047788526

ABSTRACT:
A roofing composition comprising a blend of a thermoplastic elastomer containing at least two polymer blocks wherein one of said polymer blocks is a crystalline polymer block and one of said polymer blocks is an amorphous polymer block, and a vulcanizable elastomer selected from the group consisting of EPDM, butyl, neutralized sulfonated EPDM, neutralized sulfonated butyl and mixtures thereof. The roofing compositions have particular application as roofing membranes (i.e. roof sheeting) or roof flashing materials.

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