Stock material or miscellaneous articles – Composite – Of polyester
Reexamination Certificate
2005-06-14
2005-06-14
Feely, Michael J. (Department: 1712)
Stock material or miscellaneous articles
Composite
Of polyester
C525S111000, C525S165000, C525S166000, C525S418000, C525S419000, C525S437000, C525S438000, C525S440030, C525S444000, C525S445000, C525S530000
Reexamination Certificate
active
06905778
ABSTRACT:
A powder coating composition includes an acid-functional polyester resin and a matting agent selected from styrene-maleic anhydride copolymers and acid-functional acrylic resins. The compositions provide low gloss finishes at low curing temperatures, as well as consistent gloss over a wide range of curing temperatures.
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Myers Brian T.
Tarnoski Charles P.
Tullos Tina L.
Feely Michael J.
Merriam Andrew E. C.
Rohm and Haas Company
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