Polyurethane elastomers

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – From reactant having at least one -n=c=x group as well as...

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Details

528 44, 528 13, 528 55, 524424, 521158, 428213, C08G 1810

Patent

active

050812106

ABSTRACT:
The present invention is directed to a solid polyurethane composition having a glass transition temperature of from -20.degree. C. to 0.degree. C., having a Bayshore rebound of less than 20, and having a Shore A hardness of less than 80.

REFERENCES:
patent: 4552944 (1985-11-01), Kamiyama et al.
patent: 4701476 (1987-10-01), Burchell, Jr. et al.
patent: 5013810 (1991-05-01), Sarpeshkar et al.

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