Invention Grant
- Patent Title: Separation membrane element and production method for same
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Application No.: US14361776Application Date: 2011-12-27
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Publication No.: US09597640B2Publication Date: 2017-03-21
- Inventor: Masakazu Koiwa , Kentaro Takagi , Hiroho Hirozawa , Yoshiki Okamoto , Masahiro Kimura
- Applicant: Masakazu Koiwa , Kentaro Takagi , Hiroho Hirozawa , Yoshiki Okamoto , Masahiro Kimura
- Applicant Address: JP
- Assignee: Toray Industries, Inc.
- Current Assignee: Toray Industries, Inc.
- Current Assignee Address: JP
- Agency: DLA Piper LLP (US)
- Priority: JP2011-264501 20111202; JP2011-280897 20111222
- International Application: PCT/JP2011/080245 WO 20111227
- International Announcement: WO2013/080391 WO 20130606
- Main IPC: B01D63/10
- IPC: B01D63/10 ; B01D69/12 ; B01D65/00 ; B01D67/00
Abstract:
A spiral separation membrane element includes a water collection tube; a separation membrane wound around the water collection tube, having a feed-side surface and a permeate-side surface, and including a band-shaped region on at least one end of the feed-side surface in an axial direction of the water collection tube; and a channel material fused to the band-shaped region.
Public/Granted literature
- US20150068971A1 SEPARATION MEMBRANE ELEMENT AND PRODUCTION METHOD FOR SAME Public/Granted day:2015-03-12
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