Title:
HOT-MELT OPTICAL CLEAR ADHESIVE (OCA) FILM AND PREPARATION METHOD
Document Type and Number:
WIPO Patent Application WO/2022/052035
Kind Code:
A1
Abstract:
A hot-melt optical clear adhesive (OCA) film and a preparation method. The hot-melt OCA film is an optical grade material using a hot-melt resin and a silicone resin as a main body, wherein the hot-melt resin comprises a thermosetting resin and a thermoplastic resin, and the silicone resin contains reactive methyl phenyl polysiloxane, methyl phenyl T resin, methyl phenyl silicone resin, a phenyl cross-linking agent, a phenyl chain extender, and an additive. The hot-melt OCA film has good light transmittance, bonding strength, cold and hot impact resistance, and weather resistance.
Inventors:
JIANG LUYAO (CN)
HUA YONGJUN (CN)
HUA YONGJUN (CN)
Application Number:
PCT/CN2020/114766
Publication Date:
March 17, 2022
Filing Date:
September 11, 2020
Export Citation:
Assignee:
TOLYY OPTRONICS CO LTD (CN)
International Classes:
C09J7/35; C09J7/10; C09J11/06; C09J11/08; C09J123/06; C09J123/08; C09J183/04; C09J183/07; C09J201/00
Foreign References:
| CN108102383A | 2018-06-01 | |||
| CN110951449A | 2020-04-03 | |||
| CN107384305A | 2017-11-24 |
Attorney, Agent or Firm:
SUZHOU XIANGYUAN PATENT AGENCY(GENERAL PARTNERSHIP) (CN)
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