Expandable and curable polyester resin composition and method fo

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...

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521138, 521182, C08J 910

Patent

active

043979653

ABSTRACT:
An expandable and curable polyester composition comprising a mixture of a liquid, ethylenically unsaturated polyester resin composition; a peroxide; an organometallic promotor; and a dialkyl or trialkyl hydrazine is disclosed. In addition, a method for forming said expanded and cured polyester resin composition, and the product formed in accordance with said method, an expanded and cured polyester resin composition, is taught.

REFERENCES:
patent: 3920589 (1975-11-01), Jacobs et al.
patent: 3920590 (1975-11-01), Jacobs et al.
patent: 3920591 (1975-11-01), Jacobs et al.
patent: 4322502 (1982-03-01), Stott et al.
patent: 4327196 (1982-04-01), West et al.

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