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 Acid-free type  
MO-3015 25~250 48 >99 <1.0 Acid-free type  
MO-3015UV 25~250 50 >99 <1.0 Acid-free type *UV curing type
MO-3015UV2 25~250 50 >99 <1.0 Acid-free type *UV curing type
(applied to UV irradiation through resin panels)
MO-3019 300~500 30 >99 <1.0 Acid-free type High film thickness type
(development product)

*Test condition

  1. Applied surface: soda glass, Facestock: PET film (100 μm), Adhesive thickness: 100 μm, Bonding time: 24 hours, Measurement environment: 23°C and 50% RH
  2. Test condition: Soda glass / adhesive

Catalog Download

OCA for Direct Bonding
Catalog PDF (285KB)

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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.

Product Information