Patent ID: 6825274
Filing Date: 2004-11-30
Classification: D01F,Y10T

Abstract:
A polyurethane elastomer comprised of (a) from 75 to 90% weight, basis the total of (a), (b) and (c), of a polydiene diol having up to about two terminal hydroxyl groups per molecule and a number average molecular weight between 1000 and 20,000, (b) from 9 to 24% weight, basis the total of (a), (b) and (c), of a diisocyanate, and (c) from 0.8 to 5% weight, basis the total of (a), (b) and (c), of a chain extender which is a mixture of a low molecular weight aliphatic diol and from 0.1 to 4.0 mol %, basis the total mixture, of a diamine