Open celled cellular polyurethane products

Details Open celled cellular polyurethane products Open celled cellular polyurethane products

1998-04-27

1999-12-14

Cooney, Jr., John M.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521130, 521163, 521164, 521166, 521170, 521172, 521174, 521177, C08J 904

Patent

active

060018909

ABSTRACT:
Process for making open celled (semi-) rigid polyurethane foams using as cell opening agent a fatty acid or a fatty acid amine or a fatty acid amide or a fatty acid ester.

REFERENCES:
patent: 3884848 (1975-05-01), Ricciardi et al.
patent: 4058492 (1977-11-01), Von Bonin et al.
patent: 4668555 (1987-05-01), Uekado et al.
patent: 4751253 (1988-06-01), Tylenda
patent: 4919878 (1990-04-01), Pilger et al.
patent: 5451615 (1995-09-01), Birch
patent: 5457138 (1995-10-01), Yuge et al.

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