Energy absorbing, water blown, rigid polyurethane foam

Details Energy absorbing, water blown, rigid polyurethane foam Energy absorbing, water blown, rigid polyurethane foam

1993-09-24

1994-02-08

Foelak, Morton

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

Synthetic resins

Cellular products or processes of preparing a cellular...

521170, 521172, 521173, 521174, 521176, C08L 7504

Patent

active

052848825

ABSTRACT:
The invention relates to energy absorbing, water blown, rigid polyurethane foams. The foams of the present invention are low density, predominantly open-celled foams which exhibit a relatively constant consistency of compressive strength over deflection. Such foams are suitable as light weight alternatives in traditional energy absorbing applications.

REFERENCES:
patent: 5248704 (1993-09-01), Rossio et al.

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