Superwicking crosslinked polyurethane foam composition containin

Details Superwicking crosslinked polyurethane foam composition containin Superwicking crosslinked polyurethane foam composition containin

1986-07-18

1988-04-26

Anderson, Harold D.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521157, 604369, C08J 900, C08K 900, C08G 1800

Patent

active

047405287

ABSTRACT:
An absorbent superwicking crosslinked polyurethane foam composition, into which is incorporated an effective amount of at least one amino acid, a one percent by weight aqueous solution of which has a pH of no more than about 8. The amino acid contains one amino group and at least one carboxylic acid group. A method for preparing such compositions also is described.
The polyurethane foam composition is useful as a sponge and in the manufacture of such absorbent composite structures as disposable diapers, incontinent products, disposable bibs, feminine care products such as tampons and napkins, and the like.

REFERENCES:
patent: 4127516 (1978-11-01), Larsen et al.
patent: 4182827 (1980-01-01), Jones et al.

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