Hydrophilic polyurethaneurea foams containing no toxic leachable

Details Hydrophilic polyurethaneurea foams containing no toxic leachable Hydrophilic polyurethaneurea foams containing no toxic leachable

1991-12-18

1994-03-22

Kight, III, John

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521159, 521162, 521163, 424 84, C08G 1800

Patent

active

052965180

ABSTRACT:
Hydrophilic polyurethane urea foams which are made without toxic, leachable additives are disclosed. High molecular weight, isocyanate-terminated, ethylene oxide-rich prepolymers are used in place of surfactants to make the foams.

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patent: 4731247 (1988-03-01), Wolford et al.
patent: 5065752 (1991-11-01), Sessions et al.

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