Weatherable powder coating compositions

Details Weatherable powder coating compositions Weatherable powder coating compositions

1990-11-21

1992-03-17

Kight, III, John

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

Synthetic resins

From carboxylic acid or derivative thereof

528274, 528296, 528297, 528307, 528367, 525437, 525440, 525449, 524 91, 524714, 524770, 524773, C08G 6302

Patent

active

050970062

ABSTRACT:
Carboxyl-terminated and hydroxyl-terminated aliphatic polyester compositions derived from 1,4-cyclohexane-dicarboxylic acid, and a glycol component comprising primarily of cycloaliphatic diols and modifying aliphatic glycols, said polyesters being optionally stabilized by the presence of ultraviolet light absorbing compounds and/or hindered amine light stabilizers and being used in powder coating formulations to provide improved weatherability thereto.

REFERENCES:
patent: 4352924 (1982-10-01), Wooten et al.
patent: 4525504 (1985-06-01), Morris et al.
patent: 4897453 (1990-01-01), Flora et al.
patent: 4904748 (1990-02-01), Seymour et al.
patent: 4918156 (1990-04-01), Rogers
patent: 4920008 (1990-04-01), Barbee
patent: 5017679 (1991-05-01), Chang et al.

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