Invention Grant
- Patent Title: Bio-derived polyurethane fiber
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Application No.: US15308480Application Date: 2015-05-05
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Publication No.: US10883198B2Publication Date: 2021-01-05
- Inventor: Robert O. Waldbauer, Jr. , Norman J. D'Allura
- Applicant: INVISTA NORTH AMERICA S.A R.L.
- Applicant Address: US DE Wilmington
- Assignee: INVISTA NORTH AMERICA S.A R.L.
- Current Assignee: INVISTA NORTH AMERICA S.A R.L.
- Current Assignee Address: US DE Wilmington
- Agent Bridget C. Sciamanna; Kathleen Tyrrell
- International Application: PCT/US2015/029274 WO 20150505
- International Announcement: WO2015/171631 WO 20151112
- Main IPC: D01F6/70
- 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.
Public/Granted literature
- US20170051436A1 BIO-DERIVED POLYURETHANE FIBER Public/Granted day:2017-02-23
Information query
