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:
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Item
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WL-1302
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Test Method
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Appearance
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Bluish milky white or light yellow liquid
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Visual Observation
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Non-Volatile Matter (%)
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40±2
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GB1725-79 (30min@120℃)
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Viscosity (mPa.s)
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≤1000
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NDJ-79 Rotational Viscometer
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pH
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7.00～9.00
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pH Meter, 25℃
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Solvent Content
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≦5%
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-----
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Particle Size (nm)
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50±5
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GB/T 19077-2016 Sedimentograph
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Resin Properties:
- Excellent blocking effect(as wood contains tannin acids that can bleed);
- Excellent permeability;
- Excellent shear stability and good storage stability
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.
Product Tags:
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Acrylic Emulsion For Wood Stain Blocking Primer Images
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