Title:
接着性組成物、積層体、及び該積層体を用いた光学物品
Document Type and Number:
Japanese Patent JP6885953
Kind Code:
B2
Abstract:
To provide an adhesive composition capable of firmly bonding polymer sheets together, comprising:(I) 100 parts by mass of an end-unreactive urethane urea resin; and(III) 4.0 to 20 parts by mass of a polyisocyanate compound having at least two isocyanate groups in the molecule, wherein the polyisocyanate compound (III) contains (IIIA) a polyisocyanate compound having an isocyanate group bonded to secondary carbon and (IIIB) a polyisocyanate compound having 4 to 30 carbon atoms in the molecule other than the component (IIIA), and the amount of the component (IIIB) is 10 to 500 parts by mass based on 100 parts by mass of the component (IIIA).
Inventors:
Rikihiro Mori
Hirren Toshimitsu
Junji Momota
Hirren Toshimitsu
Junji Momota
Application Number:
JP2018531761A
Publication Date:
June 16, 2021
Filing Date:
June 07, 2017
Export Citation:
Assignee:
Tokuyama Corporation
International Classes:
C09J175/00; B32B27/00; B32B27/34; C09J11/06; G02B5/23; G02B5/30; G02C7/10
Domestic Patent References:
| JP2014113761A | ||||
| JP2016169363A | ||||
| JP2011174037A |
Foreign References:
| WO2012018070A1 | ||||
| WO2013099640A1 | ||||
| WO2017115874A1 |
Attorney, Agent or Firm:
Naozumi Ono
Sachiko Okunuki
Masataka Oshima
Sachiko Okunuki
Masataka Oshima