公开(公告)号：US10883198B2

公开(公告)日：2021-01-05

申请号：US15308480

申请日：2015-05-05

Applicant: INVISTA NORTH AMERICA S.A R.L.

Inventor： Robert O. Waldbauer, Jr. ,  Norman J. D'Allura

IPC: D01F6/70 ,  D01D5/04 ,  D01D5/06 ,  D01F1/02 ,  D01F1/10 ,  C08G18/76 ,  C08G18/48 ,  C08G18/75

Abstract: Included are elastomeric fibers and method for preparing such fibers, which include a bio-derived butanediol. The bio-derived butanediol is used to prepare a polymeric glycol composition, which is contacted with a diisocyanate and spun to provide an elastomeric fiber.

公开(公告)号：US10041190B2

公开(公告)日：2018-08-07

申请号：US14245051

申请日：2014-04-04

Applicant: INVISTA North America S.a r.l.

Inventor： Robert O. Waldbauer, Jr. ,  Young D. Nguyen ,  Hong Liu ,  James Michael Lambert

IPC: D01D5/00 ,  D01D5/08 ,  D01D5/088 ,  D02G3/32

Abstract: An article comprising a yarn comprising an elastomeric propylene-based polymer composition; said polymer composition comprising at least one elastomeric propylene-based polymer, wherein said yarn has a draft greater than 200%; wherein said article is a fabric or a garment.