Method for forming coating films

Coating processes – Electrical product produced – Integrated circuit – printed circuit – or circuit board

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Details

427 44, 427 54, 427185, 427195, B05D 306, B05B 502

Patent

active

039743039

ABSTRACT:
A method for forming coating films which can provide coating films having good surface appearance and being excellent in such properties as impact resistance, adhesion to the substrate article, flexibility and chemical resistance, said method comprising coating a powdery composition of a thermoplastic resin having 0.5 to 3.5 polymerizable unsaturated bonds per 1000 of the molecular weight on an article to be coated, heat-melting the powdery resinous composition, and curing the molten film under application of ionizing radiation or ultraviolet radiation.

REFERENCES:
patent: 3090698 (1963-05-01), Wilson
patent: 3187162 (1965-06-01), Hoso et al.
patent: 3248253 (1966-04-01), Barford et al.
patent: 3409280 (1968-11-01), Springett
patent: 3549403 (1970-12-01), Williams et al.
patent: 3598626 (1971-08-01), Probst et al.
patent: 3647520 (1972-03-01), Gor et al.
patent: 3711391 (1973-01-01), Feinberg

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