Substrate coated with powdered non-crystalline and crystalline epoxy resins
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United States of America Patent
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Oct 30, 2001
Issued Date -
N/A
app pub date -
Jun 28, 2000
filing date -
May 7, 1999
priority date (Note) -
Expired
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Abstract
To a substrate such as brass is applied a powder coating comprising a) at least one non-crystalline epoxy resin, b) at least one crystalline epoxy resin such as tetramethylbisphenol diglycidyl ether in an amount sufficient to reduce or eliminate bubble entrapment within the cured coating when cured at a temperature of below about 350.degree. F. (about 177.degree. C.), and c) a curing agent such as dicyandiamide.
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