MDACR 2118 Acrylate UV adhesive
- Good toughness
- UV cured
- Good to bond PC, PVC, FR-4, PMMA
MDACR 2118 is a single component, high viscosity Acrylate UV adhesive. The product can cure quickly under ultraviolet light with a wavelength of 300-400nm. The product has moderate hardness, good toughness, good surface drying, and good bonding strength for a variety of different plastic substrates such as PC, PVC, FR-4, PMMA.
MDACR 2118 Acrylate UV adhesive
| Main Parameters | Test standard | Range | Typical value |
| Appearance | — | — | Transparent liquid |
| Chemical composition of base material | — | — | Polyurethane acrylic ester |
| Viscosity, 25℃, mPa.s,Brookfield RVT 34#Rotor | GB/T2794-1995 | 10000-20000 | 15510 |
| Density, g/cm3 | GB/T13354-1992 | 1.0-1.1 | 1.09 |
Curing characteristics
| Curing using 405nm LED ultraviolet light with an intensity of 750 mW/cm2 | |||
| Main Parameters | Test standard | Range | Typical value |
| Surface debonding time(s) | — | ＜10 | 5 |
| Full curing parameter | — | ≧3750mJ/cm2 | 750 mW/cm2 * ≥5s |
Post-curing properties
| Curing in 10s at 450mW/cm2 | |||
| Main Parameters | Test standard | Range | Typical value |
| Hardness（Shore D) | GB/T2411-1980 | — | 38±5 |
| Tensile strength,Mpa | GB/T7124-1986 | — | 16.6 |
| Elongation at break,% | GB/T7124-1986 | — | 584 |
| Shear strength,Mpa | GB/T7124-1986 | — | PC-PC，10.8 |
| — | PC-PMMA，6.9 | ||
| Water absorption,%,25℃*24h | GB/T1034-1998 | — | 1.6 |
| Shrinkage rate,% | — | — | ＜3 |
| Operating temperature,℃ | — | — | -50-150 |
- Typical application in various plastic adhesives, etc
Recommended curing process
| Characteristics | Data | Note |
| Recommended irradiation intensity（mW/cm2） | 550-1000 | Recommended 700 mW/cm2 |
| Recommended irradiation wavelength（nm） | 405 | UV-LED |
| Recommended irradiation time（s） | ≥5 | N/A |
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