Main > TEXTILES > Fibers > Elastomer Fiber. > Spandex/Elastane PolyUrethane Fiber > Co.: USA. R (Producer/Patents) > Patent > Claims Etc > Claim 1 Spandex from PolyUrethane, > WHEREIN PolyUrethane Mfg Method: > (a) Mix Polymeric Glycol & > 1 > PolyOl with Alkoxylated Aromatic > Functionality; (b) React (a) with > Organic DiIsocyanate; & (c) Polymn. > Prodt. of (b) with DiAmine. Claim 2 > : Polymeric Glycol is > PolyMethylTetraHydroFuran Etc. > Claim 3 Polymeric Glycol (70-90%),

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Claim 3 Polymeric Glycol (70-90%),'s subsections
> 1 PolyOl (10-30%). Claim 5:

Claim 3 Polymeric Glycol (70-90%),'s products
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