Main > TEXTILES > Fibers > Elastomer Fiber. > Spandex/Elastane PolyUrethane Fiber > Co.: Japan. F (Producer/Patents) > Patent > Claims Etc > Claim 1 Package PolyUrethane Yarn > for Heat Bonding Obtained by Treat > . Yarn with 3-10% Finishing Agent > PolyPropylene DiOl MW=200-1500 > Obtained by Polymn Propylene Oxide

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