FR448-1 is photo-curing adhesive. This product can fast cure under ultraviolet light(365nm). Cured resin has toughness and thermal shock resistance. Good adhesion strength after passing environmental aging test. It is suitable for fixing and bonding materials between plastics and plastics, and can be rapidly cured under the visible light. It is especially suitable for the fixed illumination of the point light source after the lens and lens holder are focused.
FEATURES
1. This product has excellent toughness, good shock and thermal shock resistance.
2. This resin exhibits good weather and aging resistance.
3. This product has high adhesion strength to plastics.
4. This resin is able to be reworked without resin residue. It has strong cohesive force.
5. This product complies to the 2011/ 65/EU RoHS regulations.
6. This product complies to chlorine < 900ppm, bromine < 900ppm, chlorine + bromine < 1500ppm.
Typical Uncured Properties
Chemical composition | Acrylic resin |
Appearance | Liquid |
Color | Black |
Viscosity* 25oC, S14 100rpm, cps | 8500 |
Thixotropic Index | >3.9 |
Specific Gravity@25oC | 1.08 |
Solvent Content, % | 0 |
Heavy Metal Content, % | 0 |
Typical Cured Properties
Appearance | Matte black |
Glass Transition Temp.,(TMA), oC | 40.56 |
CTE* (<Tg), μm/m/oC | 78.1 |
CTE* (>Tg), μm/m/oC | 225 |
Durometer Hardness, ASTM D2240-03, Shore D | 73 |
Volume Shrinkage, % | ≦6% |
Extension at break, % | 144.15 |
Young’s modulus, (DMA) | 1.72 |
Water Absorption Ratio, %(Boiling water 2hr) | <2 % |