Scratch resistance elastomer modified polyester coatings resin E815
Micro-branched type straight-chain OH polyester resin, it can
obviously improve the wear resistance, scratch resistance,
after-tack resistance, chemical resistance,solvent resistance of
elastic resin, adding volume is 8-15% of elastic resin.
E815 elastomeric resindescription:
This product is polyester resin with special modified line-style,
used with other elastic resin, it can improve the wear resistance,
scratchresistance, after-tack resistance, chemical resistance,
solvent resistance of resin in coating.
Physical and Chemical Data:
| Appearance | Colorless or light yellow transparent liquid |
| Solid content | 92±3％ |
| Acid value | ＜5 mgKOH/g |
| Density(25℃) | 0．98－1．02g/ml |
| Viscosity | Z1-Z5 |
| Hydroxyl value | 89±4 mg KOH／g |
Usage:
1, Adding volume is 8-15% of elastic resin content.
2, Storage: 12 month valid under the indoor temperature not exceed
25℃, keep away from sunlight, storage temperature not exceed 40℃.
Recommended formula:
A component (Base):
| Material code | coating | AIC |
| 6527 Elastic resin | 30.0 | AOFAN |
| 815 | 3.0 | AOFAN |
| T-12 Drier | 0.2 | AOFAN |
| EAC | 22.0 | --- |
| OK520 Matting agent | 6.0 | Degussa |
| 373 hand-feeling leveling agent | 0.4 | AOFAN |
| MIBK | 18.7 | --- |
| DAA | 20.0 | --- |
B component (Curing agent): N-3390.
C component (Thinner):BAC:DAA=1:1.
Operation ratio: A:B:C=10:1:4.
Baking condition: 70℃/30 mins.
Note: different gloss effected by different substrate, adjust volume of
matting agent
according to the different gloss effect in application, the
dispersion of matting agent
has big effect on anti sedimentation, excessive or non dispersion
cause side-effect.
Package: 200 kg／drum.
