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
2011-02-24
2011-12-27
Buttner, David (Department: 1765)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
C525S185000, C525S201000, C525S203000, C525S329900, C525S374000, C525S375000, C525S381000, C524S100000, C524S102000, C524S103000, C473S373000, C473S374000, C473S385000
Reexamination Certificate
active
08084541
ABSTRACT:
Provided herein are compositions comprising an ionomer and a polyamine or a tertiary polyamide. The polyamine and the tertiary polyamide have a molecular weight of greater than 500 Da and do not contain an ester moiety or a primary amine moiety. The polyamine comprises at least three moieties that are tertiary amines or hindered secondary amines, and the polyamide comprises tertiary amide moieties and no secondary or primary amide moieties. The compositions may optionally include a filler. Further provided are articles such as golf balls and films containing these compositions.
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Morken Peter A.
Talkowski Charles John
Buttner David
E.I. du Pont de Nemours and Company
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