Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1989-08-17
1991-07-23
Bleutge, John C.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
525438, C08L 6702, C08L 7706
Patent
active
050344730
ABSTRACT:
Epoxy compositions having improved toughness and flexibility comprising a polyepoxide of the formula ##STR1## wherein each X is H, allyl or glycidyl, Y is allyl or glycidyl and R is an alkyl of 1 to 4 carbons with there being at least two epoxy groups on the ring modified with a carboxy terminated polymer.
REFERENCES:
patent: 2965607 (1960-12-01), Martin et al.
patent: 3576903 (1971-04-01), Groff
patent: 3739041 (1973-06-01), Schmid et al.
patent: 4557860 (1985-12-01), DiSalvo et al.
patent: 4668736 (1987-05-01), Robins et al.
Chen S. Steve
Schultz Rose A.
Bleutge John C.
National Starch and Chemical Investment Holding Company
Sellers II Robert E. L.
Szala Edwin M.
Zagarella, Jr. Eugene
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