Invention Grant
- Patent Title: Aramid copolymer yarn having low residual sulfur
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Application No.: US14371443Application Date: 2012-01-11
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Publication No.: US11279800B2Publication Date: 2022-03-22
- Inventor: Christopher William Newton , David J. Rodini , Joseph Lenning Lowery , Steven R. Allen , Vlodek Gabara
- Applicant: Christopher William Newton , David J. Rodini , Joseph Lenning Lowery , Steven R. Allen , Vlodek Gabara
- Applicant Address: US VA Richmond; US VA Midlothian; US VA Midlothian; US VA Midlothian; US VA Richmond
- Assignee: Christopher William Newton,David J. Rodini,Joseph Lenning Lowery,Steven R. Allen,Vlodek Gabara
- Current Assignee: Christopher William Newton,David J. Rodini,Joseph Lenning Lowery,Steven R. Allen,Vlodek Gabara
- Current Assignee Address: US VA Richmond; US VA Midlothian; US VA Midlothian; US VA Midlothian; US VA Richmond
- International Application: PCT/US2012/020902 WO 20120111
- International Announcement: WO2013/105948 WO 20130718
- Main IPC: C08G69/32
- IPC: C08G69/32 ; D01F6/74 ; D01F6/80
Abstract:
The present invention concerns yarn comprising polymer, the polymer comprising imidazole groups, the yarn having a sulfur content of 0.01 to 3.0 percent by weight, based on weight of the yarn, the yarn having a tenacity of 30 cN/dtex (33.3 gpd) or higher.
Public/Granted literature
- US20140357834A1 ARAMID COPOLYMER YARN HAVING LOW RESIDUAL SULFUR Public/Granted day:2014-12-04
Information query
IPC分类:
