Title:
HYDROGEL-FORMING COMPOSITION AND HIGH STRENGTH HYDROGEL FORMED FROM SAME
Document Type and Number:
WIPO Patent Application WO/2016/158349
Kind Code:
A1
Abstract:
[Problem] To provide: a self-supporting hydrogel which is highly strengthened and is able to be produced merely by mixing at room temperature; and a method for producing this hydrogel. [Solution] A hydrogel-forming composition which is capable of forming a self-supporting hydrogel, and which is characterized by containing (A) a water-soluble organic polymer having an organic acid structure, an organic acid salt structure or an organic acid anion structure, (B) a silicate salt, (C) a compound having a diphosphonic acid structure represented by formula (1) (wherein each of R1 and R2 independently represents a specific substituent; each of X1 and X2 independently represents a single bond or a linking group; and n represents an integer of 1-5) or a salt thereof, and (D) a compound which has or generates a divalent or higher-valent positive charge; a hydrogel which is formed from the composition; and a method for producing this hydrogel.
More Like This:
Inventors:
KUDO YOSHIHIRO (JP)
Application Number:
PCT/JP2016/057985
Publication Date:
October 06, 2016
Filing Date:
March 14, 2016
Export Citation:
Assignee:
NISSAN CHEMICAL IND LTD (JP)
International Classes:
C08L101/14; C08J3/075; C08K3/34; C08K5/5317; C08L33/02
Domestic Patent References:
| WO2016063836A1 | 2016-04-28 | |||
| WO2015068837A1 | 2015-05-14 | |||
| WO2015125968A1 | 2015-08-27 | |||
| WO2014054702A1 | 2014-04-10 | |||
| WO2014046136A1 | 2014-03-27 | |||
| WO2014046127A1 | 2014-03-27 |
Foreign References:
| JP2007517823A | 2007-07-05 | |||
| JP2006104141A | 2006-04-20 |
Other References:
See also references of EP 3275945A4
Attorney, Agent or Firm:
HANABUSA PATENT & TRADEMARK OFFICE (JP)
A patent business corporation is a なぶさ patent trademark office. (JP)
A patent business corporation is a なぶさ patent trademark office. (JP)
Download PDF: