Invention Grant
- Patent Title: Resin article and process for producing the same
- Patent Title (中): 树脂制品及其制造方法
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Application No.: US12307956Application Date: 2007-07-10
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Publication No.: US08017711B2Publication Date: 2011-09-13
- Inventor: Takashi Sakurai , Hideki Oshima
- Applicant: Takashi Sakurai , Hideki Oshima
- Applicant Address: JP Tokyo
- Assignee: Sumitomo Chemical Company, Limited
- Current Assignee: Sumitomo Chemical Company, Limited
- Current Assignee Address: JP Tokyo
- Agency: Sughrue Mion, PLLC
- Priority: JP2006-189006 20060710
- International Application: PCT/JP2007/064046 WO 20070710
- International Announcement: WO2008/007795 WO 20080117
- Main IPC: C08F110/06
- IPC: C08F110/06 ; C08L23/00

Abstract:
Provided is a resin article containing a propylene resin having a crystalline phase and a non-crystalline phase, wherein the propylene resin shows, in its scattering profile measured at a temperature of 155° C. to 165° C. by small-angle X-ray scattering method, a plurality of scattering peaks. This resin article can be produced by a method including a step of shaping a propylene resin containing a polypropylene having an intrinsic viscosity of 6.0 dl/g or more in an amount of 5% by weight to 40% by weight to produce an article precursor, and a step of heating the article precursor at 150° C. to 170° C.
Public/Granted literature
- US20090215975A1 RESIN ARTICLE AND PROCESS FOR PRODUCING THE SAME Public/Granted day:2009-08-27
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