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Section:	Main.TEXTILES.Fibers.Elastomer Fiber..Spandex/Elastane PolyUrethane Fiber.Co.: Japan. D (Patents).Patent.Claims Etc.Claim 1 PolyUrethane CoPolymer of:.(i) PolyEster PolyOl Compn. (X):.CoPolymer of PolyOl (Al) having.UV Absorbing Group &/or.Lactone-Modified PolyOl (A2),.Optionally > 1 PolyOl Comp. (A3), &.Adipic Acid; & (ii).Organic DiIsocyanate (Y). Claims.3,4 Epsilon-CaproLactone. Claim 5.PolyEster DiOl MW=500-5,000..Claims 6,7: Proportion of Epsilon-.CaproLactone=20-95% of PolyEster..Claims 8,9:.{(A1)+(A2)}/{(A1)+(A2)+(A3)}=0.01-1.. Claims 10-15: Spandex Filament:.PolyUrethane. Patent Assignee
Code:	66483
Product:	Japan. D
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