Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Particulate matter
Patent
1987-08-27
1988-09-13
Lilling, Herbert J.
Stock material or miscellaneous articles
Coated or structually defined flake, particle, cell, strand,...
Particulate matter
427195, 427221, 428407, 428413, 428421, 524407, 524413, 524447, 524520, C08K 300, B05D 302, B32B 516
Patent
active
047709391
ABSTRACT:
A process for preparing pigmented PVdF-based powder coating products is disclosed, which comprises the steps of (i) mixing PVdF resin with a compatible thermoplastic resin, preferably PMMA in a weight ratio of about 80:20 to 40:60, with pigments, and with a small amount of flow promoter, (ii) pelletizing the mixture of (i), and (iii) cryogenically grinding the pellets and sieving the large particles. Also disclosed is a process for coating a substrate, comprising the steps of (a) applying the above prepared powder coating product on a substrate, and (b) subjecting to a heat treatment.
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Dekerk Jean-Paul
Plantenga Tjalling M.
Sietses Willem
Abokhair John K.
Cheairs M. Norwood
Labofina S.A.
Lilling Herbert J.
Montgomery Mark A.
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