Title:
COATED RESIN PARTICLE AND METHOD FOR PRODUCING COATED RESIN PARTICLE
Document Type and Number:
WIPO Patent Application WO/2021/117782
Kind Code:
A1
Abstract:
The present invention relates to a coated resin particle that has a water-absorbing resin particle and a coating layer that coats at least a part of the surface of the water-absorbing resin particle. The coating layer is capable of disintegrating because of the expansion that accompanies absorption of water by the water-absorbing resin particle, or is capable of spreading with the expansion that accompanies absorption of water by the water-absorbing resin particle.
Inventors:
ONITA CHIHO (JP)
SAWAKI HIROKI (JP)
SAWAKI HIROKI (JP)
Application Number:
PCT/JP2020/045923
Publication Date:
June 17, 2021
Filing Date:
December 09, 2020
Export Citation:
Assignee:
SUMITOMO SEIKA CHEMICALS (JP)
International Classes:
C08F20/06; A61F13/15; A61F13/53; B01J20/26; B01J20/28; B01J20/30; C08F2/44; C08F265/02; C08F283/00; C08G14/04; C08G18/00; C08G18/08; C08G59/40; C08J3/12; C08J3/16; C08L9/10; C08L33/02; C08L33/26; C08L61/06; C08L75/04; C08L101/14
Domestic Patent References:
| WO2014119553A1 | 2014-08-07 |
Foreign References:
| JPH11347402A | 1999-12-21 | |||
| JPH09324119A | 1997-12-16 | |||
| JPS56115259A | 1981-09-10 | |||
| JP2017206646A | 2017-11-24 | |||
| JP2008538121A | 2008-10-09 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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