Click image to view full size image
A81Urea-formaldehyde resin is colorless transparent to light yellow fatty aldehyde hard resin. It is suitable for solvent type coating, printing ink, non-solvent type coating, powdery coating and resin modified system. A81 can improve film yellow resistance, shorten drying time, promote hardness and fullness.
Performance parameter
|
Item
|
Standard index
|
Testing standard
|
|
|
A81
|
A101
|
||
|
appearance
|
white or light yellow transparent solid
|
|
|
|
softening point ℃
|
85~105
|
100~130
|
DIN(53180)
|
|
chromaticity(iodine colorimetry)
|
≤1
|
≤1
|
DIN(6162)
|
|
acid value(mgkoH/g)
|
≤2
|
≤2
|
DIN(53402)
|
|
hydroxyl value(mgKOH/g)
|
40~70
|
40~70
|
ISO4629
|
Uses
This product is mainly used coating industry, printing ink industry and adhesion agent field.
E-mail: