Product Details
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
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.
Company Profile
Established in 2010, Xiamen WangQin Chemical Technology is a
professional corporation specializing in researching, developing
manufacturer for different resin products. With a staff of 50
people, WangQin has been equipped with advanced manufacturing
facilities and a full range of product testing equipment to assure
and maintain ISO9001 of Quality Management System. With more than
10 years’ development, WangQin has become a leading supplier in
resin industry for both domestic and overseas market.

With annual production for both water-borne and oil resin total up
to 20,000 tons, WangQin has been able to offer both general resin
products and also customer – tailored coating products for
different market application. So far, the application has covered
to almost all industry sectors and domestic sectors.

As a privately-owned company, WangQin adheres to the following core
value to make sure the company goes into the right path as planned.
Personal and Professional working relationships
Complete trust and respect for each person on our team
Innovation and Quality is our business
By referring the above guideline, WangQin also has a specific focus
to following communist party’s headline, targeted at “ The Belt
& Road “ ( B&R) for long term development.



WangQin will continuously commit to the Research and Development of
Industrial Resins in our engineering and Manufacturing. We will be
making every necessary effort to offer environment friendly and
customer oriented products to the high quality expectations of our
present and future clients.