Free Crystal™ OCA: Optical Clear Adhesive for Displays

Optical Clear Adhesive (OCA) for Displays

Category:

Free Crystal™ is suitable for the Optical bonding between Cover material and Display such as TFT-LCD, and OLED.

Features for perfect visibility – Free Crystal™ OCA

  • Good Transparency for optical use
  • Wide thickness range from 300μm to 2000μm
  • Achieve both good adhesion and good softness
  • No bubble, No delamination, No colour change in Automotive spec Reliability test
  • No bubble, nor delamination in High altitude test of the Aviation industry

Free Crystal™ OCA

 

CategoryTestTestmethodeBedingungenNT-H 0,5 mm (T)
OpticalHaze (%)Haze meter
(Glass / OCA / Glass conf.)
room temperature0.5>
OpticalTotal light transmittance (%)Haze meter
(Glass / OCA / Glass conf.)
room temperature91<
Opticalb *Haze meter
(Glass / OCA / Glass conf.)
room temperature0.5>
OpticalRefractive indexJIS K 7142T = 23 ℃, l = 589nm, (Na, D Line)1.48
Adhesive180 ° peel strength
(N / 25mm)
Peeling speed: 30 mm / minAgainst Glass38
Adhesive180 ° peel strength
(N / 25mm)
Peeling speed: 30 mm / minAgainst PC
(Polycarbonate plate)
28
Adhesive180 ° peel strength
(N / 25mm)
Peeling speed: 30 mm / minPolarizing plate (TAC)25
Free Crystal™ OCA

Recommended Applications

・For the optical bonding of Various Automotive Displays (Flat, Curved, Free Shape)

・For the optical bonding of LCD Module with metal bezel (Frame)

Free Crystal™ – Special Feature Site of BANDO JAPAN
Free Crystal™ OCA

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