Stock material or miscellaneous articles – Hollow or container type article – Polymer or resin containing
Reexamination Certificate
2005-09-06
2005-09-06
Miggins, Michael C. (Department: 1772)
Stock material or miscellaneous articles
Hollow or container type article
Polymer or resin containing
C428S423100, C428S036910, C206S524300, C206S524700, C525S406000, C525S437000, C525S438000
Reexamination Certificate
active
06939592
ABSTRACT:
The present invention is directed to coatings that provide improved retort and tropical decay resistance for use on metal food containers. The coatings generally comprise a carbamated polyol formed by the reaction between a polyol, an alkylene oxide and an alkyl carbamate. A crosslinker reactive with the carbamate functionality is used to react with the carbamate moiety. Methods for improving retort resistance and resistance to tropical decay are also disclosed, as are substrates coated with the present compositions.
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Kaleem Kareem
List Michael T.
Lynch Paul J.
Moussa Youssef
Taylor Ron D.
Meyers Diane R.
Miggins Michael C.
PPG Industries Ohio Inc.
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