US 12,247,355 B2
Coating agent for paper and coated paper using same
Yuta Taoka, Kurashiki (JP)
Assigned to KURARAY CO., LTD., Okayama (JP)
Appl. No. 17/769,529
Filed by KURARAY CO., LTD., Okayama (JP)
PCT Filed Oct. 15, 2020, PCT No. PCT/JP2020/038859
§ 371(c)(1), (2) Date Apr. 15, 2022,
PCT Pub. No. WO2021/075480, PCT Pub. Date Apr. 22, 2021.
Claims priority of application No. 2019-189779 (JP), filed on Oct. 16, 2019; and application No. 2019-237551 (JP), filed on Dec. 26, 2019.
Prior Publication US 2023/0142880 A1, May 11, 2023
Int. Cl. D21H 19/12 (2006.01); C08F 297/02 (2006.01); C09D 5/00 (2006.01); C09D 153/00 (2006.01); D21H 21/16 (2006.01); D21H 27/00 (2006.01)
CPC D21H 19/12 (2013.01) [C08F 297/02 (2013.01); C09D 5/00 (2013.01); C09D 153/005 (2013.01); D21H 21/16 (2013.01); D21H 27/001 (2013.01); C08F 2810/00 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A coating agent for paper comprising: an ethylene-vinyl alcohol copolymer, wherein the ethylene-vinyl alcohol copolymer has a content of ethylene units of 1 mol % or more and less than 20 mol % and a block character of the ethylene units from 0.90 to 0.99.