Assertion: spandex | /r/CreatedBy | combining polyester
Facets:
value: with a diisocyanate
type: OTHER
Source sentences:
text: Spandex contains long-chain polymers named polyurethane and is made by combining polyester with a diisocyanate.
text: Spandex contains long-chain polymers named polyurethane and is made by combining polyester with a diisocyanate.