Treating flexible, porous substrates with formaldehyde free bind

Details Treating flexible, porous substrates with formaldehyde free bind Treating flexible, porous substrates with formaldehyde free bind

1990-08-31

1995-09-19

Lusigan, Michael

Coating processes

With post-treatment of coating or coating material

Heating or drying

4273934, B05D 302

Patent

active

054514320

ABSTRACT:
A method for treating a flexible, porous substrate with a water-borne formaldehyde-free composition and a flexible, porous substrate so treated are provided. More particularly, this invention is directed to a method for treating a nonwoven fabric with an emulsion-polymerized binder containing certain copolymerized ethylenically-unsaturated dicarboxylic acids, or derivatives thereof, wherein the binder is partially neutralized with a fixed base.

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