Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1983-01-24
1984-03-06
Nielsen, Earl A.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
5253319, 528 99, 528109, 528111, 528119, 528354, 528361, 528365, 528367, 560 76, 560 91, 560190, 560198, 564105, C08G 5944
Patent
active
044355491
ABSTRACT:
This invention relates to novel N-cyano amide compositions and adducts thereof of the formula ##STR1## wherein R is a simple organic moiety or a polymeric adduct with the valence of n and n is 2 or 3. The composition, per se, can be used as a curing agent for epoxy resins to form a thermoset material on heating.
REFERENCES:
patent: 4168364 (1979-09-01), Seltzer et al.
patent: 4379728 (1983-04-01), Lin
patent: 4384084 (1983-05-01), Lohse et al.
McDowell, Jr. William W.
Nielsen Earl A.
Plunkett Richard P.
W. R. Grace & Co.
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