Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1986-11-25
1987-12-08
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
524539, 525440, G08F26502
Patent
active
047119292
ABSTRACT:
The ungelled reaction product of an acrylic prepolymer, a diol and a diisocyanate, reacted in the presence of a small amount of a monoalcohol to prevent gelling, is an acrylourethane polymer which may be acid modified and is useful in high solids coating compositions.
REFERENCES:
patent: Re28715 (1976-02-01), Stamberger
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patent: 3284415 (1966-11-01), Horvath
patent: 3975457 (1976-08-01), Chang et al.
patent: 4143091 (1979-03-01), Chang et al.
patent: 4281078 (1981-07-01), Strolle et al.
patent: 4322508 (1982-03-01), Peng et al.
Stamegna Andrew P.
Strolle Clifford H.
Burgess Richard H.
E. I. Du Pont de Nemours and Company
Lipman Bernard
Schofer Joseph L.
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