OCA for Direct BondingOptical Clear Adhesive Sheet (OCA) MO series
With its gap-filling ability and blister resistance, OCA* for direct bonding is ideal for bonding a variety of cover panels, sensor materials, and optical films.
*OCA:Optical Clear Adhesive
Composition
Features
High gap-filling ability to fill the printing gap
Structure | ||
---|---|---|
Cover glass / glass sensor | OGS / LCD | |
Conventional product |
OK |
NG |
Development product |
OK |
OK |
*Test condition: Glass (with decorative printing) / Adhesive / Glass
*Test condition :85℃85%RH × 120hrs
High blister ressistance on resin panels
OK
NG
*Test condition : 80℃dry×240h
Moisture and heat resistance
OK
NG
*Test condition: ITO PET/OCA/ITO PET
*Test condition: 85℃ 85%RH x 120hrs
High adhesion against various materials
Delay bubble resistance
Liquid crystal unevenness resistance
Adaptable to UV-abrorving materials such as plastic panels(ex. PMMA,PC etc)
Rear UV type process
Applicable products: MO-3015UV, MO-3014UV2+, MO-3015UV2
- Component bonding for in-vehicle displays, mobile devices, and various other types of displays
- Bonding of rigid components to each other, such as cover panels/LCD modules (direct bonding), and cover panels/glass sensors
Application
- Component bonding for in-vehicle displays, mobile devices, and various other types of displays
- Bonding of rigid components to each other, such as cover panels/LCD modules (direct bonding), and cover panels/glass sensors
Product Line-up

Product name | Thickness (μm) |
Adhesion (N/25mm) |
Optical properties | Gap-filling ability | Blister resistance | Whitening resistance | Remarks | ||
---|---|---|---|---|---|---|---|---|---|
T.t. [%] | Haze(%) | ||||||||
MO-3014 | 25~250 | 35 | >99 | <1.0 | 〇 | △ | ◎ | Acid-free type | |
MO-3015 | 25~250 | 48 | >99 | <1.0 | ◎ | △ | 〇 | Acid-free type | |
MO-3015UV | 25~250 | 50 | >99 | <1.0 | ◎ | ◎ | 〇 | Acid-free type | *UV curing type |
MO-3015UV2 | 25~250 | 50 | >99 | <1.0 | ◎ | ◎ | 〇 | Acid-free type | *UV curing type (applied to UV irradiation through resin panels) |
MO-3019 | 300~500 | 30 | >99 | <1.0 | 〇 | 〇 | 〇 | Acid-free type | High film thickness type (development product) |
*Test condition
- Applied surface: soda glass, Facestock: PET film (100 μm), Adhesive thickness: 100 μm, Bonding time: 24 hours, Measurement environment: 23°C and 50% RH
- Test condition: Soda glass / adhesive
Catalog Download
OCA for Direct Bonding
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Optical Clear Adhesive Sheet (OCA) MO series
We offer a lineup of adhesive products that are ideal for bonding with the various components of mobile devices such as touch panels and displays.