Topcoating composition and film-forming process by use of the sa

Details Topcoating composition and film-forming process by use of the sa Topcoating composition and film-forming process by use of the sa

1995-10-26

1997-06-03

Glass, Margaret W.

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525474, 525934, 10628716, 4284231, 428446, C08F28304

Patent

active

056355726

ABSTRACT:
The present invention provides a topcoating composition prepared by incorporating a specified organosilicate and/or its condensate into a specified organic coating composition, a film formed from said topcoating composition being such that a surface of the film, which has been subjected to an acid treatment, shows a contact angle to water of 70.degree. or less; and a film-forming process which comprises coating said topcoating composition onto a substrate to form a film, followed by treating the surface of the film with an acid. The present invention provides such effects that the film obtained according to the present invention shows good weather resistance and good stain resistance.

REFERENCES:
patent: 4153768 (1979-05-01), Blount
patent: 4271021 (1981-06-01), Hauck
patent: 4467081 (1984-08-01), Chang et al.
patent: 4622369 (1986-11-01), Chang et al.
patent: 5143987 (1992-09-01), Hansel et al.

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