Post treatment of flexible polyurethane foam with organic siloxa

Details Post treatment of flexible polyurethane foam with organic siloxa Post treatment of flexible polyurethane foam with organic siloxa

1977-10-26

1978-12-05

Welsh, M. J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521905, C08J 900, C08G 1844

Patent

active

041285123

ABSTRACT:
The instant invention is directed to the post treatment of flexible polyurethane foams. It has been found that the water absorbency and penetration of flexible polyurethane foams can be enhanced by washing and/or impregnating the foam with an aqueous solution of specified organic siloxane surfactants and allowing the treated foam to dry.

REFERENCES:
patent: 2834748 (1958-05-01), Bailey et al.
patent: 3585230 (1971-06-01), Woycheshin et al.

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