Method for making a solventless silicone pressure sensitive adhe

Details Method for making a solventless silicone pressure sensitive adhe Method for making a solventless silicone pressure sensitive adhe

1993-03-12

1994-10-18

Marquis, Melvyn I.

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

Synthetic resins

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

525474, 528 10, 528 39, 528502, C08F28300

Patent

active

053570073

ABSTRACT:
A method is provided for making a heat curable organopolysiloxane composition, such as a pressure sensitive adhesive composition by blending a benzene soluble resinous copolymer in the form of a spray dried particulate, comprising triorganosiloxy units, such as trimethylsiloxy units, and SiO.sub.2 units with a fluid network mixture of an alkenyl siloxane, a silicon hydride siloxane and a hydrosilylation catalyst.

REFERENCES:
patent: 2676182 (1954-04-01), Daudt et al.
patent: 3284406 (1966-11-01), Nelson
patent: 4774297 (1988-09-01), Murakami et al.
patent: 4935484 (1990-06-01), Wolfgruber et al.

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