Phenolic resins, carboxylic resins and the elastomers containing

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

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Details

156330, 428416, 428458, 428460, 525108, 525481, 525530, 528 1, C08L 6302

Patent

active

045784256

ABSTRACT:
An adhesive is disclosed for use in flexible circuitry, laminates and electrical products. The adhesive has improved flexibility and adhesive properties. It may be applied in solution form or may be cast as a free-standing film which is later heated and compressed to give adhesive properties. The adhesive comprises a phenolaldehyde resin or other phenolic resin, an epoxy resin and an elastomer.

REFERENCES:
patent: 3904588 (1975-09-01), Greene
patent: 3905931 (1975-09-01), Ziegert
patent: 3932689 (1976-01-01), Watanabe
patent: 4323659 (1982-04-01), Watanabe

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