Main > TEXTILES > Fibers > Elastomer Fiber. > Spandex/Elastane PolyUrethane Fiber > Co.: USA. I (Producer/Patents) > Patent > Claims Etc > Claim 1 Spandex PolyUrethaneUrea > Reaction Prodt.: a) Capped Glycol > Reaction Prodt.: i) Polymer Glycol > Select PolyEther Glycols Etc., ii)

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Select PolyEther Glycols Etc., ii)'s subsections
DiIsocyanate & iii) Aliphatic Prima

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