Process for preparing a flexible polyurethane foam

Details Process for preparing a flexible polyurethane foam Process for preparing a flexible polyurethane foam

1996-10-29

1999-05-04

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...

521160, 521170, 528 67, 528 77, 560 26, 560330, C08G 1810

Patent

active

059004410

ABSTRACT:
Process for preparing a flexible foam by reacting a polyisocyanate composition having an NCO value of 11-24% by weight with an isocyanate-reactive compound having a number average molecular weight of 1000-12000 using water as blowing agent.

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patent: 5028636 (1991-07-01), Gegauer et al.
patent: 5374667 (1994-12-01), Hinz et al.
patent: 5439948 (1995-08-01), De Vos et al.
patent: 5491177 (1996-02-01), De Witte
patent: 5534185 (1996-07-01), Hinz et al.

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