Title:
WATER-SOLUBLE PACKAGING FILM
Document Type and Number:
Japanese Patent JP2018184500
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a water-soluble packaging film capable of preventing contamination of a roll during delivery of the roll, and excellent in quick dissolubility.SOLUTION: There is provided a water-soluble packaging film containing polyvinyl alcohol, a plasticizer, and hydroxylic acid or a salt thereof, in which the polyvinyl alcohol contains pyrrolidone ring modified polyvinyl alcohol and sulfonic acid modified polyvinyl alcohol, content of the pyrrolidone ring modified polyvinyl alcohol is less than 50 pts.wt., in 100 pt.wt., of the polyvinyl alcohol, content of the sulfonic acid modified polyvinyl alcohol is 50 pts.wt., or more, content of the plasticizer is 3 to 15 pts.wt., in 100 pts.wt., of the polyvinyl alcohol, and content of the hydroxylic acid or the salt thereof is 1 to 5 pts.wt.SELECTED DRAWING: None
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Inventors:
IEDA YASUYUKI
Application Number:
JP2017085402A
Publication Date:
November 22, 2018
Filing Date:
April 24, 2017
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD
International Classes:
C08J5/18; B65D65/46; C08K5/09; C08L29/04
Domestic Patent References:
| JP2016501785A | 2016-01-21 |
Foreign References:
| WO2016035671A1 | 2016-03-10 |
Attorney, Agent or Firm:
Atomi International Patent Office