Use of perfluoropolyether derivatives in the form of an aqueous

Details Use of perfluoropolyether derivatives in the form of an aqueous Use of perfluoropolyether derivatives in the form of an aqueous

1989-04-07

1991-04-30

Lusignan, Michael

Coating processes

With post-treatment of coating or coating material

Heating or drying

428422, 428540, B05D 302

Patent

active

050117130

ABSTRACT:
Protecting marble, stone, tiles, cement, and analogous materials utilized in the building industry, from the action of atmospheric agents and pollutants, by applying onto the surface thereof a microemulsion of perfluoropolyethers, optionally provided at one end or at both ends or in the chain with functional groups capable of acting as anchoring agents to the substrate.

REFERENCES:
patent: 4499146 (1985-02-01), Piacenti et al.
patent: 4745009 (1988-05-01), Piacenti et al.
patent: 4746550 (1988-05-01), Strepparola et al.

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