Title:
ブロック共重合体、表面調整剤、粘着組成物、粘着シート、粘着保護シート、積層体、光学部材及び電子部材
Document Type and Number:
Japanese Patent JP7215061
Kind Code:
B2
Abstract:
To provide a block copolymer capable of enhancing an effect for adding detachability or the like to a surface, and containing an organopolysiloxane structure, a surface control agent, an adhesive sheet, an adhesive protective sheet, a laminate, an optical member, and an electronic member.SOLUTION: There is provided a block copolymer having an A block containing a constitutional unit represented by the formula (I), and a B block containing a constitutional unit represented by the formula (II). R:H or a methyl group, R:a monovalent hydrocarbon group, R:H or a methyl group, L:-COO-, -OCO-, -O-, -CONH-, -COS-, or a direct bond, L: a bivalent group, or a direct bond, Rto R: each independently a monovalent hydrocarbon group, H, a hydroxyl group, an alkoxy group, a: an integer of 1 to 50.SELECTED DRAWING: None
Inventors:
Yohei Ito
Norihiro Ogura
Norihiro Ogura
Application Number:
JP2018194515A
Publication Date:
January 31, 2023
Filing Date:
October 15, 2018
Export Citation:
Assignee:
Dai Nippon Printing Co.,Ltd.
International Classes:
C09J4/06; C08F293/00; C08F299/02; C09J7/20; C09J7/38; C09J11/06; C09J11/08; C09J133/06; C09J133/14; C09J175/04
Domestic Patent References:
| JP1254719A | ||||
| JP63291925A | ||||
| JP2015525281A | ||||
| JP1004640A | ||||
| JP2002003699A | ||||
| JP2016017109A | ||||
| JP2015034254A |
Foreign References:
| WO2012098750A1 | ||||
| WO2017149981A1 |
Attorney, Agent or Firm:
Tatsuto Kishimoto
Akihiko Yamashita
Akihiko Yamashita