Title:
ビニルアルコール系共重合体、その製造方法およびそれを含む気体遮断性フィルム
Document Type and Number:
Japanese Patent JP6970837
Kind Code:
B2
Abstract:
In the present disclosure, there are provided a vinyl alcohol-based copolymer including a first repeating unit derived from an olefin, a second repeating unit containing a hydroxyl group, and a third repeating unit containing a cyanoalkyloxy group formed by a reaction of the repeating unit containing a hydroxyl group and an unsaturated nitrile-based compound, wherein the third repeating unit is included in an amount of 2 mol% or more and less than 10 mol% with respect to 100 mol% of a total amount of the second repeating unit and the third repeating unit; a method for preparing the same; and a gas barrier film including the same. The vinyl alcohol-based copolymer has excellent moisture stability, thereby exhibiting excellent gas barrier properties even in a humid environment.
Inventors:
Jeong, Moon-Suk
Kwon, Kyung-An
Kwon, Kyung-An
Application Number:
JP2020552883A
Publication Date:
November 24, 2021
Filing Date:
January 21, 2020
Export Citation:
Assignee:
LG HAUSYS,LTD.
International Classes:
C08F216/04; C08F8/30; C08J5/18
Domestic Patent References:
| JP57165406A |
Attorney, Agent or Firm:
Patent business corporation Ikeuchi and Partners
Previous Patent: Systems and methods for 3D scanning
Next Patent: Label printing device, floodlight setting method and threshold setting method
Next Patent: Label printing device, floodlight setting method and threshold setting method