Polyurethane or polyurethane-urea is comprised of poly(trimethylene-ethylene ether) glycol as a soft segment. The polyurethane or polyurethane-urea preferably comprises about 10 to about 90% soft segment and is prepared from:

    • (a) poly(trimethylene-ethylene ether) glycol
    • (b) diisocyanate; and
    • (c) diol or diamine chain extender.
    • The composition is particularly useful for making shaped articles.

     
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