Product Details
High Coverage Acrylic Emulsion For Water Based Varnish For
Corrugated Boxes Kraft Paper
Introduction
WQ-2031 is a high performance hard non-film forming styrene-acrylic
copolymer emulsion specially formulated for water based printing
inks. Its particle distribution is uniform and fine, with excellent
covering performance, strong adhesion, good color development to
pigments, and good printability; it generally used with WQ-227
film-forming emulsion,for flexo varnish for corrugated boxes &
kraft paper.
Physical Property:
Appearance | Translucent milky emulsion |
Solid content (%) | 50±1 |
Viscosity at 25℃,cps(Brookfield, LVT No.4,60 RPM ) | 1600-2500 |
Acid value | 25 |
pH value | 7.5-8.5 |
Density(g/l) | 1.02-1.05 |
Particle size(μm) | 0.20-0.30 |
MFFT (℃) | 75 |
Tg(℃) | +75 |
Performance:
- Strong adhesion
- Good coverage
- Fast drying
- Good ink transfer and printability
- Good compatibility with popular acrylic polymers on the market
- Good color development to pigments, high gloss,
- Good scrub resistance, excellent printing stability
- Excellent hiding of brown kraft paper
- Low odor
Suggested formula for water-based varnish(corrugated boxes &
kraft paper)
No. | Raw Materials | % | |
① | WQ-2031 (non-film forming) | 67.50 | |
② | WQ-227 (film-forming) | 11.00 | |
③ | WQ-109 resin solution * | 15.00 | |
④ | Pure water | 3.00 | |
⑤ | Wax emulsion | 2.00 | |
⑥ | Aerosol® OT-75 Leveling agent | 1.00 | Cytec |
⑦ | Defoamer | 0.50 | |
Total | 100.00 | |
Application
- Suitable for the substrates like corrugated paper or kraft paper
- Suitable for flexo and gravure printing ink
Storage
The product should be stored in a closed container and avoid
freezing and high temperature, Suggested normal storage temperature
is 10 to 35℃.
Packing
200KG/Drum.
Special Tips
This material is complied according to our existing technology and
experience, the technical advice provided is sincere, but it is not
guaranteed to be used in all samples and formulations, all the data
are for users reference only.
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.