Powder paint binder composition

Details Powder paint binder composition Powder paint binder composition

1997-09-12

1998-09-08

Niland, Patrick D.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

427474, 427545, 427557, 427559, 4273722, 427375, 4273855, 4273882, 524539, 524507, 524589, 525124, 528 45, C08J 300, C08K 320, C08L 7500, B05D 104

Patent

active

058046461

ABSTRACT:
The invention relates to a powder paint binder composition. The binder composition comprises a hydroxyl functional polymer and a crosslinker containing blocked isocyanate groups. The crosslinker includes (i) a crystalline compound containing blocked isocyanate groups and ii) an amorphous compound containing blocked isocyanate groups. Preferably the crosslinker is a mixture of blocked hexamethylene diisocyanate trimer and blocked 1,6-hexamethylene diisocyanate.

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patent: 4482721 (1984-11-01), Wegner et al.
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patent: 4997901 (1991-03-01), Yamada et al.
patent: 5100731 (1992-03-01), Yamada et al.
patent: 5232988 (1993-08-01), Venham et al.
patent: 5472649 (1995-12-01), Chang et al.

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