Acrylic Emulsion For Wood Stain Blocking Primer , Wood coating Anti-Bleeding,Tanin Blocking Sealer

Basic Information
Place of Origin: China
Brand Name: WeiLi Resin®
Certification: ISO9001
Model Number: WL-1302
Minimum Order Quantity: 5000KG
Price: Negotiable
Delivery Time: 14 work days
Supply Ability: 500t/month
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Detail Information
Appearance: Bluish Milky White Or Light Yellow Liquid Non-Volatile Matter (%): 40±2
Viscosity (mPa.s): ≤1000 PH: 7.00~9.00
Solvent Content: ≦5% Particle Size (nm): 50±5
Storage: Shall Be Stored In A Cool And Dry Condition

Product Description



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:

▲ Excellent blocking effect(as wood contains tannin acids that can bleed);

▲ Excellent permeability;

▲ Excellent shear stability and good storage stability



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.



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.



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.

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