Polyurethane binder composition containing a rubber extender oil

Details Polyurethane binder composition containing a rubber extender oil Polyurethane binder composition containing a rubber extender oil

1978-11-15

1980-01-22

Welsh, Maurice J.

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

Synthetic resins

Cellular products or processes of preparing a cellular...

260 13, 260 18TN, 260 336UB, 260 37N, 521102, 521137, 521151, 528 48, C08L 7508

Patent

active

041851463

ABSTRACT:
A composition suitable for use as a binder for shredded, flexible polyurethane foams to make articles such as carpet or rug underlay comprises a polyalkylene ether polyol having from 2-4 hydroxyl groups, a minor amount by weight of a rubber extender oil, a stoichiometric excess of a certain diisocyanate and a minor amount by weight of a finely divided, solid soybean derivative.

REFERENCES:
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patent: 2833730 (1958-05-01), Barthel
patent: 2888412 (1959-05-01), Bender
patent: 3332896 (1967-07-01), Burns et al.
patent: 3485779 (1969-12-01), Gast et al.
patent: 3594184 (1971-07-01), Hawley et al.
patent: 3846355 (1974-11-01), Mayer
patent: 3931071 (1976-01-01), Trecker et al.
patent: 3933705 (1976-01-01), Olstowski
patent: 3966702 (1976-06-01), Carey

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