Discoloration-resistant spandex

Details Discoloration-resistant spandex Discoloration-resistant spandex

C - Chemistry, Metallurgy

08

J

400/3012

C08J 5/18 (2006.01) C08K 3/22 (2006.01) C08K 5/205 (2006.01) C08L 75/04 (2006.01) C08L 75/08 (2006.01) D01F 6/70 (2006.01)

Patent

CA 2034776

ABSTRACT OF THE DISCLOSURE An improved fiber or film of a polyether-based spandex polymer composition provides increased heat set efficiency and greater discoloration resistance to the fiber or film. The polymer composition contains zinc oxide and a polyhydroxy additive selected from certain sugars, reduced sugars and/or polyhydroxy urethanes formed from these sugars or reduced sugars and an organic diisocyanate. LP-2785A (LI-005218)

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