Impact force resistant type double coated tapes
Double coated tape series produced employing non-solvent manufacturing method suitable for fixing of structural components that need impact force resistant.
Products Category Double coated tapes
Please select the product name :
Comparison
G9220

Product name

 G9220

Suitable use

 For impact force resistance, and fixing of acrylic windows or other parts.

Application

 Cellular phones

Features
  • Environmentally friendly non-solvent manufacturing method.
  • High impact force resistance, and high initial adhesion.
  • High adhesion to UV coated surface and metallized surface.
 
non-solvent manufacturing method
 
   

Structure

Specifications
Product name G9220
Main component Acrylic base
Carrier Nonwoven fabric
Color Semi transparent
Adhesive thickness(µm) About 200
Release paper thickness(µm) About 120
Bonding strength(N/20mm) 15
St'd size (width & length) 500mm x 50m

※UL certificated. UL file NO.MH15431

Application Example
For fixing of window frames of mobile phone LCD displays and nameplates.
Top of page

Technical Data

1.Bonding strength on various type of substrate (180° peeling) 180°Peeling strength test
Test Piece Condition
Tape width: 20mm
Bonding condition: One stroke with 2-kg roller
Measuring condition: Measuring condition:23°C±5°C 60%±20%RH
Peel speed: 300mm/min
Backing material: 25µm PET
  • [ Left at RT for one hour before measurement ]
Results
(N/20mm)
Substrate SUS ABS Acrylic UV coated surface
Peeling strength 14.9 11.8 14.1 10.2
2.Reliability of bonding strength after adhesion under different conditions (180° peeling)
180°Peeling strength test
Test Piece Condition
Tape width: 20mm
Bonding condition: One stroke with 2-kg roller
Peel speed: 300mm/min
Backing material: 25µm PET
  • [ Left at RT for one hour and aged under each test condition before measurement ]
Results

(N/20mm)
Substrate condition Initial 7 days 14 days
ABS 70°C 11.8 14.7 15.1
40°C90% 12.4 14.0
40°C 13.6 14.8
Acrylic 70°C 14.1 21.1 20.7
40°C90% 20.5 22.2
40°C 18.9 18.4
3.Holding Power at different temperatures Holding power test
Test Piece Condition
Substrate: Stainless steel plate (SUS304)
Bonding area: 25mm x 25mm
Bonding condition: One stroke with 2-kg roller
  • [ Left at RT for one hour and then at each temperature for 30 minutes before measurement ]
  • [ Creep length after one-hour application of 1-kg load ]
Results
Measurement temperature 40°C 60°C 80°C
Creep length(mm) 0.4 0.8 1.4
4.Ball tack test (J. Dow method) Ball tack test
Results

Ball No:23～26
5.Impact force resistance Impact force resistant test
Test Piece Condition
Substrate: ABS (50 mm square)/ Acrylic plate (15 mm square)
Bonding area: 15mm x 15mm
Test atmosphere: 10°C
Impact force: Dropping 300g weight onto the ABS face from a height of 15 cm.
  • [ Left at RT for one day after adhesion, and then under each test condition for 30 minutes before measurement ]
  • [ Check whether the acrylic plate has been dropped ]
Results

Impact force resistance(n=5) : No dropped nor peeled portion found
6.Resistance to corrosion of AL evaporated film  
Test Piece Condition
Substrate: Acrylic plate with AL evaporated film and UV-coated ABS plate
Leaving condition: 60°C90%
Results
Day 5 days 10 days 20 days
Results No corrosion No corrosion No corrosion
Top of page
caution The technical data in this document, which was acquired based on reliable tests, does not guarantee full performance as per the documentation in any instance. Users assume total responsibility and risk for use of this product for any purpose under any usage conditions.