ARclear® 42010

Product Overview

ARclear® 42010 is an optically clear, silicone pressure-sensitive adhesive (PSA) transfer tape.

Layered diagram showing release liner, adhesive, and release liner.

Product Applications

The typical use for this product is for bonding of flexible-to-flexible or flexible-to-rigid optical components such as backlights, polarizers, filters, retarders and diffusers, and holographic, anti-reflective and hard-coated films used in projection screens, touch screens, LCDs and flat panel displays.

Features and Benefits

  • Low haze, high clarity, and high light transmission
  • Functional over a broad range of temperatures from -70 °C to over 250 °C
  • High adhesion to glass, PMMA, and polarizer substrates
  • Environmentally durable and resists temperature extremes, humidity and UV light
  • Easy, mess-free processing and bonding

Product Construction

Typical Values* Description
Liner thickness 2.0 mil  | 51 μm Clear PET release liner
Adhesive thickness 1.0 mil  | 25 μm Silicone optically clear adhesive
Liner thickness 4.0 mil  | 102 μm Clear PET tight release liner
Total thickness 1.0 mil  | 25 μm (Excluding liner)

*All stated values are nominal and should only be used as a guide for selection. They are not specifications.

Technical Properties

Attribute* Typical Values* Test Method*
Peel adhesion on glass
(180°, 12 in/min, 1 h dwell)
52 oz/in | 15 N/25.4 mm ASTM D3330
Peel adhesion on polycarbonate
(180°, 12 in/min, 1 h dwell)
37 oz/in | 10 N/25.4 mm ASTM D3330
Release of easy liner
(180°, 300 in/min)
8 g/2 in ASTM D5375
Release of tight liner
(180°, 300 in/min)
20 g/2 in ASTM D5375
Refractive index 1.41 ASTM D542
Optical properties Transmission: 100%
Haze: 0.04%
Clarity: 99%
ASTM D1003
Color
(CIE94, D65 illuminant, 10°)
L*: 99.9
a*: 0.01
b*: 0.06
ASTM E1331
Yellowness index 0.12 ASTM E313
Recommended storage of
unconverted product
70°F ± 20°F | 21°C ± 11°C
50% ± 20% RH | 50% ± 20% RH
Shelf life of unconverted product Not to exceed one year from date of manufacture

*All stated values are nominal and should only be used as a guide for selection. They are not specifications.

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