product model
4421
chemical name
high acid value modified o-methyl phenolic epoxy acrylate
characters
good heat resistance and insulativity, good adhesion on copper,stainless steel and glass,typical alkali-soluble photosensitive resin.
suggested applications
anti-erodibility and solder resist coatings for pcb,glass coatings,adhesives,etc.
technical indicators
| subject |
criteria |
|
appearance |
yellow viscous transparent |
|
color (fe-co) |
≤ 14 |
|
viscosity (cps/25鈩? |
20000-40000 (ndj-79 type viscometer) |
|
acid value (mg koh/g) |
50-60 |
|
solid content (%) |
≥ 60.0 |
|
refractive index(25鈩? |
1.524±0.005 |
|
density (g/cm3) |
1.15±0.02 |
|
functionality |
4 |
|
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.