Coating compositions use thereof and process for the production of multi-layer lacquer coatings
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Jan 11, 2000
Grant Date -
N/A
app pub date -
Apr 17, 1998
filing date -
Aug 8, 1995
priority date (Note) -
Expired
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Abstract
Coating compositions suitable for stoved multi-layer coatings containing as binder: A) 20 to 40 wt. % of hydroxy-functional (meth)acrylic copolymer obtainable from styrene and/or styrene derivatives; hydroxyethyl, hydroxypropyl and/or hydroxybutyl (meth)acrylate; non-functionalised (cyclo)alkyl (meth)acrylates having 8 to less than 18 C atoms in the (cyclo)alkyl residue; (meth)acrylic acid and optionally non-functionalised (cyclo)alkyl (meth)acrylates having up to 7 C atoms in the (cyclo)alkyl residue; B) 20 to 40 wt. % of hydroxy-functional (meth)acrylic copolymer obtainable from hydroxyethyl, hydroxypropyl and/or hydroxybutyl (meth)acrylate; non-functionalised (cyclo)alkyl (meth)acrylates having 8 to less than 18 C atoms in the (cyclo)alkyl residue; non-functionalised (cyclo)alkyl (meth)acrylates having up to 7 C atoms in the (cyclo)alkyl residue and (meth)acrylic acid; C) 0 to 40 wt. % of hydroxy-functional binders other than A) and B), D) 10 to 50 wt. % of free or blocked polyisocyanates, and E) 0 to 40 wt. % triazine-based components which crosslink with the hydroxyl groups of components A), B) and optionally C) to form ether and/or ester groups.
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