company tower banner
Nippon Pelnox Company Logo

Pel-Urethane® MU-209B

1 of 24 products in this brand
Pel-Urethane® MU-209B Its functions are flexible, low stress, stress release, and shock absorption.

Polymer Name: Polyurethane (unspecified)

End Uses: Automotive Electronics, Encapsulant, Semiconductor Applications, Switches

Technical Data Sheet
  • TypeDocument Name
View All Documents

Knowde Enhanced TDS

Identification & Functionality

Chemical Family
Plastics & Elastomers Functions
Technologies

Features & Benefits

Applications & Uses

Usage

Substrates

Properties

Appearance
Pale yellow
Typical Properties
ValueUnitsTest Method / Conditions
Specific Gravity (25°C)1.2
Viscosity (25°C)110.0mPa.s
Mixing Ratio (parts by weight)100/30
Mixed Viscosity (25°C)2300.0mPa.s
Mixed Specific Gravity (25°C)1.45
Gel Time (60°C)20.0min
Tuck Free (60°C)20.0min
Tuck Free (25°C)90.0min
Pot Life (25°C, time up to 10Pa.s)15.0minute
Hardness (25°C)65.0Shore AJIS K 7215
Glass Transition Temperature (TMA)-25.0°C
Coefficient of Thermal Expansion above Tg17×10-5°C
Tensile Strength (25°C dumbbell No.2)3.2MPaJIS K 7312
Young's Modulus (25°C dumbbell No.2)2.1MPaJIS K 7312
Elongation (25°C dumbbell No.2)100.0JIS K 7312
Volume Resistivity (25°C)3.3×1013Ω・cmJIS K 6911
Dielectric constant (1kHz 100kHz 1MHz)6.4 4.1 3.8JIS K 6911
Dielectric Tangent (1kHz 100kHz 1MHz)12.3 11.0 7.1JIS K 6911
Water Absorption (25°C 24hrs)2.31wt%JIS K 6911
Flame Resistance (1/4 inch)Equivalent V-0UL-94
Thermal Conductivity (300g)0.48W/m・K
Notes

Standard Curing Condition 60℃-2hour or 25℃-36hour