Coating powder composition, method of use thereof, and articles formed therefrom
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United States of America Patent
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May 9, 2006
Grant Date -
May 29, 2003
app pub date -
Nov 13, 2002
filing date -
Nov 28, 2001
priority date (Note) -
Expired
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Abstract
The present invention provides a low temperature curing coating powder composition comprising a mixture of a high gloss film-forming system and a low gloss film-forming system. Preferably, the high gloss film-forming system comprises a GMA (glycidyl methacrylate) resin, a curing agent, and a catalyst and forms a coating having a gloss greater than 80% measured at 60.degree.. Preferably the low gloss film-forming system comprises a carboxyl terminated polyester, acrylic resin and a catalyst and forms a coating having a gloss less than 50% measured at 60.degree.. The composition of the present invention provides coatings having a control gloss, which can range from a low to a high gloss and is useful for coating heat-sensitive substrates.
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