Title:
水溶性フィルム及びその製造方法
Document Type and Number:
Japanese Patent JP6782712
Kind Code:
B2
Abstract:
The present invention provides a water-soluble film having excellent solubility in cold water, high strength, and excellent hard-water resistance. The present invention also provides a method for simply producing such a water-soluble film. One aspect of the present invention relates to a water-soluble film including a polymer containing an anionic group other than a sulfonic acid (salt) group, and a water-soluble resin. The anionic group-containing polymer excludes an acrylic acid homopolymer. Another aspect of the present invention relates to a method for producing a water-soluble film that includes a polymer containing an anionic group other than a sulfonic acid (salt) group, and a water-soluble resin. The method includes mixing a polymer containing an anionic group other than a sulfonic acid (salt) group and a water-soluble resin.
Inventors:
Daisuke Dou
Mami Hattori
Daizo Mizoguchi
Mami Hattori
Daizo Mizoguchi
Application Number:
JP2017558123A
Publication Date:
November 11, 2020
Filing Date:
December 19, 2016
Export Citation:
Assignee:
Nippon Shokubai Co., Ltd.
International Classes:
C08L33/02; C08J5/18; C08L29/10; C08L101/14
Domestic Patent References:
| JP6116598A | ||||
| JP61097348A | ||||
| JP6065463A | ||||
| JP2001152031A |
Foreign References:
| US20120302489 | ||||
| WO2012043193A1 | ||||
| WO2017094856A1 |
Attorney, Agent or Firm:
Atomi International Patent Office