Invention Grant
- Patent Title: Vinyl alcohol polymer, method for producing same, and composition and coating agent containing vinyl alcohol polymer
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Application No.: US14371508Application Date: 2012-12-25
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Publication No.: US09611344B2Publication Date: 2017-04-04
- Inventor: Takuma Kaneshima , Yusuke Amano , Keisuke Morikawa , Naoki Fujiwara , Kensuke Nagashima , Katsuji Ujita
- Applicant: KURARAY CO., LTD.
- Applicant Address: JP Kurashiki-shi
- Assignee: KURARAY CO., LTD.
- Current Assignee: KURARAY CO., LTD.
- Current Assignee Address: JP Kurashiki-shi
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2012-004475 20120112; JP2012-004476 20120112; JP2012-163122 20120723; JP2012-163123 20120723
- International Application: PCT/JP2012/008236 WO 20121225
- International Announcement: WO2013/105188 WO 20130718
- Main IPC: C08F28/02
- IPC: C08F28/02 ; C08F8/00 ; C08F216/06 ; C08F28/06 ; C08F8/12 ; C08L41/00 ; C09D141/00 ; D21H19/20 ; D21H17/36 ; D21H21/16
Abstract:
The present invention provides a vinyl alcohol polymer having a mercapto group and having excellent reactivity. The present invention is a side-chain mercapto group-containing vinyl alcohol polymer including vinyl alcohol units and structural units represented by the following formula (I) (the characters in the formula are as defined in the description):
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