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Patent Searching and Data


Title:
WATER-ABSORBENT RESIN AND AGRICULTURAL WATER-RETAINING MATERIAL
Document Type and Number:
WIPO Patent Application WO/2019/132030
Kind Code:
A1
Abstract:
This water-absorbent resin comprises a vinyl alcohol-based polymer, and has a crystal melting enthalpy of higher than 0 J/g in a dry state.

Inventors:
BABA, Masahiro (2045-1, Sakazu, Kurashiki-sh, Okayama 01, 〒7100801, JP)
KATO, Toshinori (2045-1, Sakazu, Kurashiki-sh, Okayama 01, 〒7100801, JP)
Application Number:
JP2018/048557
Publication Date:
July 04, 2019
Filing Date:
December 28, 2018
Export Citation:
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Assignee:
KURARAY CO., LTD. (1621, Sakazu Kurashiki-sh, Okayama 01, 〒7100801, JP)
International Classes:
C08F16/06; A01G27/00; C05G3/06; C08F8/28; C08F16/38; C09K17/20
Foreign References:
JP2006063459A2006-03-09
JP2005194666A2005-07-21
JPS5653751A1981-05-13
JPS5628648A1981-03-20
JP2015196753A2015-11-09
JPS345688B1
JPH06136221A1994-05-17
JPH051107A1993-01-08
CN107513116A2017-12-26
JP2018145329A2018-09-20
JP2018145328A2018-09-20
Other References:
NAGANO, MASAMITSU: "Effect of Stereoregularity of Poly (Vinyl Alcohol) on the Crystallization by Heat-Treatment", KOBUNSHI KAGAKU, vol. 24, no. 271, 1967, pages 746 - 750, XP055622484
Attorney, Agent or Firm:
ARINAGA, Shun et al. (OHTANI PATENT OFFICE, Toranomon ES Bldg. 7F. 25-2, Toranomon 3-chome, Minato-k, Tokyo 01, 〒1050001, JP)
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