Thermoplastic polyurethane resin having broad rubbery-state regi

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 76, 528 79, C08G 1828

Patent

active

054949904

ABSTRACT:
Disclosed is a polyurethane resin having a broad rubbery-state region which has a number-average molecular weight of from 30,000 to 500,000 and comprises repeating units (A) represented by formula (I):

REFERENCES:
patent: 3940369 (1976-02-01), Yukuta et al.
patent: 4477624 (1984-10-01), Waki
patent: 4542165 (1985-09-01), Kumata et al.
patent: 5079326 (1992-01-01), Suzuki et al.
patent: 5260361 (1993-11-01), Fukushima et al.
patent: 5321101 (1994-06-01), Suzuki et al.

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