Products

Flame retardant type double coated tapes

High flame retardant type adhesive type double coated tapes.


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Product Name

 UT1770

Suitable use

 For flame retardancy.

Application
  • Computers/
  • AV/
  • Cellular phones/
  • Automobiles

Features
  • For adhesion of materials requiring flame retardancy, especially suitable for adhesion of PC or glass parts.
  • Halogen free. High durability and weather resistance.
  • Environmentally friendly, non-solvent manufacturing method.
non-solvent manufacturing methodflame retardancy

Structure

Structure

Specifications

Product Name UT1770
Main component Acrylic base
Carrier Nonwoven fabric
Color White
Adhesive thickness(µm) About 700
Release film thickness (µm) About 50
Bonding strength(N/20mm) 20
St'd size(width & length) 480mm x 50m

UL certificated. UL file NO. 94VTM-0(NO.E63260)


Application Example

For adhesion of materials requiring flame retardancy, especially suitable for polycarbonate and glass parts.

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Technical Data

1.Bonding strength on various type of substrate (90° peeling)


Test Piece condition
Tape width: 20mm
Bonding condition: One stroke with 2-kg roller
Measuring condition: 23°C±5°C 60%±20%RH
Peel speed: 300mm/min
Backing material: 40µm Aluminum foil
  • [Left at RT for one hour before measurement]
Results
(N/20mm)
Substrate SUS Glass PS
90° peeling strength 19.8 16.9 18.6

2.Holding Power at different temperatures


Test Piece condition
Substrate: Stainless steel plate (SUS304)
Bonding area: 25mm x 25mm
Bonding condition: One stroke with 2-kg roller
Backing material: 40µm Aluminum foil
  • [Left at RT for one hour and then at 120°C for 30 minutes before measurement]
  • [Creep length after one-hour application of 1-kg load]
Results
Measurement temperature 40°C 80°C 100°C
Holding Power(mm) 0.3 0.7 1.0

3.Reliability of bonding strength after adhesion under different conditions (90° peeling)


Test Piece condition
Tape width: 20mm
Bonding condition: One stroke with 2-kg roller
Measuring condition: RT
Peel speed: 300mm/min
Backing material: 40µm Aluminum foil
  • [Aged under each test condition for a predetermined time and then left at RT for 4 hours before measurement]
Results
  Initial 1Week 2Weeks
Heat resistance
70°C		 SUS 19.8 60.8cf 61.7cf
Glass 16.9 30.3 33.1
PC 18.6 20.4 22.2
Heat & moisture resistance
40°C90%RH		 SUS 19.8 58.8cf 61.4cf
Glass 16.9 18.2 18.4
PC 18.6 19.8 20.6
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coution
Note on the characteristic data given - Data on the characteristics of the products described in this page based on the results of evaluations carried out by the company. This does not guarantee that the characteristics of the product conform with your usage environment. Before use, review the usage conditions based on evaluation data obtained from the equipment and substrates actually used.