US 12,410,291 B2
Barrier film, wavelength conversion sheet, and wavelength conversion sheet production method
Koji Murata, Tokyo (JP); Masayoshi Suzuta, Tokyo (JP); Akihiro Yamazaki, Osaka (JP); and Toru Higashimoto, Osaka (JP)
Assigned to TOPPAN PRINTING CO., LTD., Tokyo (JP); and ARAKAWA CHEMICAL INDUSTRIES, LTD., Osaka (JP)
Appl. No. 17/264,104
Filed by TOPPAN PRINTING CO., LTD., Tokyo (JP); and ARAKAWA CHEMICAL INDUSTRIES, LTD., Osaka (JP)
PCT Filed Jun. 3, 2019, PCT No. PCT/JP2019/022035
§ 371(c)(1), (2) Date Jan. 28, 2021,
PCT Pub. No. WO2020/026581, PCT Pub. Date Feb. 6, 2020.
Claims priority of application No. 2018-142108 (JP), filed on Jul. 30, 2018.
Prior Publication US 2021/0301097 A1, Sep. 30, 2021
Int. Cl. C08J 7/043 (2020.01); B05D 3/06 (2006.01); B05D 5/06 (2006.01); B05D 7/00 (2006.01); B82Y 20/00 (2011.01); B82Y 40/00 (2011.01); C08J 7/04 (2020.01); C08J 7/048 (2020.01); C09D 175/04 (2006.01); C09K 11/56 (2006.01); C09K 11/88 (2006.01); H10H 20/851 (2025.01)
CPC C08J 7/043 (2020.01) [B05D 3/061 (2013.01); B05D 5/06 (2013.01); B05D 7/546 (2013.01); C08J 7/042 (2013.01); C08J 7/048 (2020.01); C09D 175/04 (2013.01); C09K 11/565 (2013.01); C09K 11/883 (2013.01); H10H 20/8511 (2025.01); H10H 20/8514 (2025.01); B82Y 20/00 (2013.01); B82Y 40/00 (2013.01); C08J 2467/02 (2013.01); C08J 2475/06 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A barrier film comprising:
a gas barrier film including a substrate and a barrier layer; and
a primer layer disposed on one outermost surface of the barrier film and made of a cured product formed from a composition to form the primer layer,
the composition containing:
a resin having a reactive carbon-carbon double bond, the resin having a reactive carbon-carbon double bond is a resin having an acryloyl group, a hydroxyl group, and a hydroxyl value of 100-300 mgKOH/g,
a resin not having a reactive carbon-carbon double bond but having a primary hydroxyl group, and
a polyisocyanate compound,
wherein the primer layer has a surface wetting index of 40 dyn/cm or more.