Invention Grant
- Patent Title: Polyamide, polyamide composition, and molded article
- Patent Title (中): 聚酰胺，聚酰胺组合物和模制品
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Application No.: US14411174Application Date: 2013-07-09
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Publication No.: US09228057B2Publication Date: 2016-01-05
- Inventor: Shinji Ieda , Koichi Nagase , Yu Nitto
- Applicant: ASAHI KASEI CHEMICALS CORPORATION
- Applicant Address: JP Tokyo
- Assignee: ASAHI KASEI CHEMICALS CORPORATION
- Current Assignee: ASAHI KASEI CHEMICALS CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: Greenblum & Bernstein, P.L.C.
- Priority: JP2012-153841 20120709; JP2013-098837 20130508
- International Application: PCT/JP2013/068786 WO 20130709
- International Announcement: WO2014/010607 WO 20140116
- Main IPC: C08G69/26
- IPC: C08G69/26 ; C08L77/06 ; C08G69/36 ; C08K7/14
Abstract:
A polyamide comprising a unit containing at least one (a) alicyclic dicarboxylic acid and a unit containing a (b) diamine having 8 or more carbon atoms, wherein the polyamide satisfies the following conditions (1) and (2): (1) a sulfuric acid relative viscosity ηr at 25° C. is 2.3 or more; and (2) Mw (weight average molecular weight)/Mn (number average molecular weight) is 4.0 or less.
Public/Granted literature
- US20150175744A1 POLYAMIDE, POLYAMIDE COMPOSITION, AND MOLDED ARTICLE Public/Granted day:2015-06-25
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