Title:
THICKENING AGENT, COMPOSITION, AND SHEET
Document Type and Number:
WIPO Patent Application WO/2018/198162
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a thickening agent with which excellent light fastness can be achieved. The present invention pertains to a thickening agent comprising water and fibrous cellulose having a fiber width of no more than 8 nm, wherein the thickening agent is in a slurry form or a gel form, and when the thickening agent is filled into a colorless, transparent glass cell having the internal dimensions of 1 cm deep by 4 cm wide by 4.5 cm tall and is irradiated, from the side of the glass cell with the largest area, with ultraviolet light having a wavelength ranging from 300 nm to 400 nm using a xenon lamp such that the irradiance is 180 W/m2 and the UV dose is 500 mJ/m2, the amount of change in the yellowness index of the thickening agent before and after ultraviolet irradiation measured in accordance with JIS K 7373 is no more than 10.
Inventors:
FUSHIMI HAYATO (JP)
TANAKA RINA (JP)
TANAKA RINA (JP)
Application Number:
PCT/JP2017/016179
Publication Date:
November 01, 2018
Filing Date:
April 24, 2017
Export Citation:
Assignee:
OJI HOLDINGS CORP (JP)
International Classes:
C09K3/00; C08B5/00; C08B15/04; C08L101/00; D21H11/18; D21H21/00
Domestic Patent References:
| WO2016186055A1 | 2016-11-24 |
Foreign References:
| JP2015221844A | 2015-12-10 | |||
| JP2015183095A | 2015-10-22 | |||
| JP2017066273A | 2017-04-06 | |||
| JP2012214717A | 2012-11-08 | |||
| JPH07138875A | 1995-05-30 | |||
| JP2015189698A | 2015-11-02 | |||
| JP2016087877A | 2016-05-23 | |||
| JP2016014098A | 2016-01-28 | |||
| JP2015510438A | 2015-04-09 |
Attorney, Agent or Firm:
SIKS & CO. (JP)
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