Double coated tapes

Strong adhesive type double coated tapes

Flexible as rubber. For applications where airtightness is required.

  • Product name
    UT5440
  • Features
    • Excellent adhesion to glass and metallic surfaces.
    • Offers excellent heat resistance; can be used in environments of up to 100°C.
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Structure

Specifications

Product name UT5440
Main component Acrylic base
Carrier Non-carrier
Color Transparent
Adhesive thickness(µm) About 400
Release paper thickness (µm) About 150
Bonding strength(N/20mm) *1 51
St'd size(width & length) 400mm x 700m
Warranty period from manufacturing date 6 months
  • *1 90° peeling strength

For bonding plastics and metals used in wood panels in automobile interiors; ideal for applications requiring waterproofing, oilproofing and air tightness.

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
Peeling speed: 300mm/min
Backing material: 40µm aluminum foil

[Left at RT for one day before measurement]

Results

(N/20mm)

90° peeling strength Product name Substrate
SUS ABS PC AL
UT5440 51.0 25.5 22.8 26.7

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 each temperature for 30 minutes before measurement]
[Creep length after one hour application of 1-kg load]

Results
Creep length (mm) Product name Measurement temperature
40°C 80°C 100°C
UT5440 0.8 1.3 2.7

3.Ball tack test (J. Dow method)

Results

Ball No:16 to 18

4.Curved surface bending

Test Piece condition

Substrate:Aluminum plate 0.5mm x 20mm x 150mm
ABS plate 2mm x 25mm x 200mm
Bonding condition:One stroke with 2-kg roller
Measuring condition:50°C

[Measurement of lifting height (mm) at ends at predetermined times]
[Left at RT for one day before measurement]

Results
Lifting height(mm) Product name Elpsed time
1hour 3hours 5hours 8hours 24hours
UT5440 0 0 0 0 1.2

caution

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.

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