Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent
1998-08-19
2000-07-04
Niland, Patrick D.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
At least one aryl ring which is part of a fused or bridged...
524589, 528 44, 528 60, 528 65, 528 85, C08J 300, C08K 320, C08L 7500, C08G 1800, C08G 1830
Patent
active
060840277
ABSTRACT:
A polyurethane composition is provided for the formulation of a hand exercise device having a variety of configurations. The compositions comprise 140 parts by weight of a diol; from about 50 to 70 parts by weight of a diisocyanate compound, the diols and diisocyanate compounds being selected from the group consisting of reactants capable of forming polyurethanes; from about one to 30 percent by weight of a plasticizer, based upon the weight of the polyurethane composition; and from 0 to about 100 parts by weight of a mineral filler, based upon 100 parts by weight of the polyurethane composition.
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Niland Patrick D.
The Hygenic Corporation
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