Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From carboxylic acid or derivative thereof
Patent
1992-01-09
1993-09-21
Anderson, Harold D.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
From carboxylic acid or derivative thereof
528170, 528171, 528172, 528173, 528183, 528188, 528206, 528207, 528208, 528337, 528352, 528353, C08G 6344
Patent
active
052470601
ABSTRACT:
Curing of phthalonitrile monomers and prepolymers is accelerated by inclusion of an acid curing agent. Cured phthalonitrile polymers have high thermal oxidative stability and are useful as resins in various compositions and as adhesives.
REFERENCES:
patent: 4408035 (1983-10-01), Keller
patent: 4410676 (1983-10-01), Keller
U.S. patent application entitled "Curing Phthalonitrile Resins" of Burchill nd Keller filed Jan. 9, 1992, Ser. No. 07-818,575.
Anderson Harold D.
Kap George A.
McDonnell Thomas E.
The United States of America as represented by the Secretary of
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