Thermosetting powder compositions

Details Thermosetting powder compositions Thermosetting powder compositions

2011-05-31

2011-05-31

Wu, David (Department: 1762)

Coating processes

Direct application of electrical, magnetic, wave, or...

Electrostatic charge, field, or force utilized

C427S185000, C427S379000, C427S384000, C427S385500, C427S427400, C428S480000, C525S437000, C525S444000, C525S934000

Reexamination Certificate

active

07951427

ABSTRACT:
The invention relates to thermosetting powder compositions which give coatings proving remarkable weatherability, excellent mechanical properties and an outstanding flow containing a binder which comprises a mixture of amorphous polyesters (A) containing from 50 to 100 mol % of isophthalic acid and from 70 to 100 mol % of neopentyl glycol, and (B) which comprises from 75 to 100 mol % of at least one straight-chain saturated di-carboxylic aliphatic acid having from 4 to 14 carbon atoms and from 75 to 100 mol % of at least one branched chain aliphatic diol.

REFERENCES:
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patent: 6413648 (2002-07-01), Heyenk et al.
patent: 6555226 (2003-04-01), Kulzick et al.
patent: 6790876 (2004-09-01), Moens et al.
patent: 2003/0153640 (2003-08-01), Moens et al.
patent: 1 553 148 (2005-07-01), None
patent: 2 244 060 (1991-11-01), None
patent: WO 98/05320 (1989-06-01), None

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