Xiamen WangQin Chemical Technology Co., Ltd.
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Acrylic emulsion for Wood stain-blocking Primer
WL-1302 is a Specially modified water based acrylic dispersion , Designed for use as a stain-blocking sealer to minimize the “bleed through” of wood tannins .
Tannin staining:Brownish or tan discoloration on the paint surface due to migration of tannins from the substrate through the paint film.
Possible cause:Failure to adequately prime and seal the surface before applying the paint.
Solution:apply a high quality stain-resistant solvent-based or water-based primer.
WL-1302 Typical Data:
|
Item |
WL-1302 |
Test Method |
|
Appearance |
Bluish milky white or light yellow liquid |
Visual Observation |
|
Non-Volatile Matter (%) |
40±2 |
GB1725-79 (30min@120℃) |
|
Viscosity (mPa.s) |
≤1000 |
NDJ-79 Rotational Viscometer |
|
pH |
7.00～9.00 |
pH Meter, 25℃ |
|
Solvent Content |
≦5% |
----- |
|
Particle Size (nm) |
50±5 |
GB/T 19077-2016 Sedimentograph |
Resin Properties:
Storage:
The product shall be stored in a cool and dry condition, the quality guarantee period is 12 months, and the expired products still can be used if passing the inspections.
Applications:
This product is nano-scale special modified acrylic dispersion, has small particle size and good permeability, can be used as a single component waterborne wood sealing primer.
Notes:
The specification is a general introduction to the products of our company, it will be adjusted with the product improvement, please contact with our company to obtain the latest product description.