Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Reexamination Certificate
2007-01-30
2007-01-30
Sellers, Robert (Department: 1712)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C428S416000, C428S418000
Reexamination Certificate
active
10673832
ABSTRACT:
A coating composition comprising a film forming binder ofa. a modified polyepoxy resin comprising the reaction product of a polyepoxide resin, dimer fatty acids and an organic polyisocyanate, wherein the modified polyepoxide resin has a weight average molecular weight of 1000 to 50,000; andb. at least one amino functional silane crosslinking agent;wherein the coating composition preferably contains pigments and has excellent adhesion to aluminum and aluminum alloy substrates and provides excellent corrosion resistance and is particularly useful as a primer for such substrates.
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Ferrari Luis Henrique De Almeida
Gordin Valentina
Rodrigues Cesar A. S.
Stamegna Andrew P.
E. I. du Pont de Nemours and Company
Sellers Robert
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