Method for providing anti-weathering resistance to the surface o

Details Method for providing anti-weathering resistance to the surface o Method for providing anti-weathering resistance to the surface o

1986-07-03

1987-06-02

Page, Thurman K.

Coating processes

With post-treatment of coating or coating material

Heating or drying

427389, 427393, 4273935, B05D 302

Patent

active

046703098

ABSTRACT:
The invention provides a method for protecting the surface of various kinds of shaped articles made of an organic polymeric material such as rubbers, leathers, woods, plastics and the like against weathering caused by exposure to ultraviolet light, ozone, moisture, etc. The method comprises providing the surface with a coating layer of a specific organopolysiloxane composed of difunctional, tetrafunctional and nonofunctional siloxane units in a limited molar proportion of 50-85%, 10-30% and 5-20%, respectively.

REFERENCES:
patent: 2494920 (1950-01-01), Warrick
patent: 3919344 (1975-11-01), Merrill et al.
patent: 3983265 (1976-09-01), Letoffe
patent: 4370365 (1983-01-01), Takamizawa et al.
patent: 4388449 (1983-06-01), Bonnet et al.
patent: 4395443 (1983-07-01), Shimizu et al.
patent: 4418157 (1983-11-01), Modic
patent: 4490500 (1984-12-01), Smith

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