product model
4420
chemical name
o-methyl phenolic epoxy acrylate
characters
high temperature resistance, higher hardness than 4410, good electrical insulating..
suggested applications
circuit board, uv adhesives, uv resistance welding inks.
technical indicators
| subject |
criteria |
|
appearance |
yellow viscous transparent |
|
color (fe-co) |
≤ 14 |
|
viscosity (cps/25鈩? |
80000-90000 (ndj-79 type viscometer) |
|
acid value (mg koh/g) |
≤ 2.5 |
|
functionality |
4 |
|
refractive index (25鈩? |
1.526±0.005 |
|
density (g/cm3) |
1.17±0.02 |
|
package (kg) |
200 |
note
products should be stored in a low temperature, shabby and drying, ventilated room, seal preservation.
the storage life at room temperature is 12 months, expired on the check, can still be used.
this is a low-toxic materials, should avoid contact with skin. cleanse with detergent once in any touch.