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 | |
| Normal OCA |
OK |
NG |
| OCA for Direct Bonding |
OK |
OK |
Sample composition：Glass(with printing gap)/OCA/Glass
Test condition：85℃85%RH 120h
High blister resistance on resin panels (Post UV cure type)
OK
NG
Sample composition：Plastic panel/OCA/ITO PET
Test condition：85℃85%RH 72h
Moisture and heat resistance
OK
NG
Sample composition：Plastic panel/OCA/Glass
Test condition：85℃85%RH 120h
High adhesion against various materials
Delay bubble resistance
Liquid crystal unevenness resistance
Adaptable to UV-absorbing materials such as plastic panels(ex. PMMA,PC etc)
Post UV cure type process
Applicable products: MO-3015UV, MO-3015UV2, MO-3017UV2
- 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 | Adhesive Thickness [μm] |
Adhesion (1) [N/25mm] |
Optical properties (2) | Gap-filling ability | Blister resistance | Moisture and heat resistance |
Remarks | ||
|---|---|---|---|---|---|---|---|---|---|
| Total Transmittance [％] |
Haze [％] |
||||||||
| MO-3014 | 25～250 | 35 | ＞99 | ＜1.0 | 〇 | △ | ◎ | Acid | |
| MO-3015 | 25～250 | 48 | ＞99 | ＜1.0 | ◎ | △ | 〇 | Acid-free | |
| MO-3015UV | 25～250 | 50 | ＞99 | ＜1.0 | ◎ | ◎ | 〇 | Acid-free Post UV cure type |
|
| MO-3015UV2 | 25～250 | 50 | ＞99 | ＜1.0 | ◎ | ◎ | 〇 | Acid-free Post UV cure type (UV irradiation through a plastic panel) |
|
| MO-3017UV2 | 25～250 | 35 | ＞99 | ＜1.0 | 〇 | ◎ | ◎ | Acid-free Post UV cure type (UV irradiation through a plastic panel) Moisture and heat resistance |
|
| MO-3029 | ～500 | 38※ | ＞99 | ＜1.0 | 〇 | ◎ | ◎ | High adhesive thickness, High elastic modulus | |
| MO-3030 | ～500 | 30※ | ＞99 | ＜1.0 | ◎ | 〇 | ◎ | High adhesive thickness(Developed product), High Light fastness, High Gap-filling ability | |
Test condition
- Applied surface：Soda-lime glass, Base-Film：PET film(100µm), Adhesive thickness：100µm
Bonding time: 24 hours, Measurement environment：23℃50%R.H., Peeling speed：300mm/min, Peeling angle：180°
Value of Post UV cure type is measured after UV irradiation - Sample composition：Soda-lime glass/Adhesive
※Sample thickness: 500μm
The values reported in the data are actual measured values and not guaranteed.
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.