Coating processes – Foraminous product produced – Filter – sponge – or foam
Patent
1994-08-22
1996-04-30
Dudash, Diana
Coating processes
Foraminous product produced
Filter, sponge, or foam
427322, 427373, 427387, 264 456, B05D 310, B05D 500, B29D 900
Patent
active
055123198
ABSTRACT:
The present invention is directed to a method of applying a polyurethane foam to a fabric and the product produced thereof. This method involves (a) coating the fabric with a silicone surfactant dissolved in water, and (b) expanding the polyurethane foaming mixture in contact with the coated portion of the fabric.
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Cook John H.
Grinbergs Egils
BASF Corporation
Carmen Dennis V.
Dudash Diana
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