Vibrating damping materials and method for continuous production

Details Vibrating damping materials and method for continuous production Vibrating damping materials and method for continuous production

1986-04-04

1988-11-08

Thurlow, Jeffery

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

By calendering

264110, 26417717, 2641772, 26421121, 26421123, 26433118, 264349, 425205, 425209, 524449, B29C 4324

Patent

active

047833009

ABSTRACT:
Disclosed is a self-adhesive sheet of vibration damping and sound insulating material composed of a vinyl acetate homopolymer material together with a filler, a plasticiser, and a mineral filler in an amount up to 80% by weight wherein the composition comprises not more than 20% micaceous material by weight. The sheet is produced by a continuous process wherein mixing occurs at 170.degree. C. to 190.degree. C. and the continuous sheet is formed at 60.degree. C. to 120.degree. C.

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