Title:
A manufacturing method of water absorbency resin
Document Type and Number:
Japanese Patent JP5989912
Kind Code:
B2
Abstract:
Provided is a method for producing a water-absorbing resin that makes it possible to supply the raw material of the water-absorbing resin continuously in a stable manner. In the method for producing a water-absorbing resin, a member is used that has a post-immersion-test volume change within a range from -5 to +5% in at least moving parts, sites in contact with moving parts, or moving parts and sites in contact with moving parts, these parts being in contact with the raw material, raw material solution, or raw material and raw material solution of the water-absorbing resin.
Inventors:
Yusuke Watanabe
Hirotaka Moribe
Yasuoka Kosaku
Hirotaka Moribe
Yasuoka Kosaku
Application Number:
JP2015534290A
Publication Date:
September 07, 2016
Filing Date:
August 28, 2014
Export Citation:
Assignee:
Nippon Shokubai Co., Ltd.
International Classes:
C08F6/00; C08F2/01; C08F20/06
Domestic Patent References:
| JP2003081425A | 2003-03-19 | |||
| JP2006199862A | 2006-08-03 | |||
| JP2010531366A | 2010-09-24 | |||
| JPH08165303A | 1996-06-25 | |||
| JPH0249002A | 1990-02-19 | |||
| JPS6055002A | 1985-03-29 | |||
| JP2003081425A | 2003-03-19 |
Foreign References:
| WO2013073682A1 | 2013-05-23 | |||
| WO2011040575A1 | 2011-04-07 |
Attorney, Agent or Firm:
Harakenzo world patent & trademark
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