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WPU—062
Aqueous aliphatic polyurethane dispersion
Product introduction:
The product with good room temperature drying and self-crosslinking function synthesized with water as the dispersion medium,and it had been funished by adopting the advanced production engineering and idea of formula design.
The coating prepared from WPU—061 possesses various excellent performances such as highgloss,soft,flexible, good abrasion and water resistance,as well as non-toxic to humans.
Physical properties:
Type |
WPU-062 |
Composition |
Aliphatic polyester polyurethane |
ionicity |
anion |
Appearance |
milky white and blue liquid |
Non-volative contnet |
38±1% |
PH |
7±0.5 |
Sovent |
water |
Viscosity |
100-200mpa.s |
Free IPDI% |
0 |
Features:
u High hardness and gloss, good fullness, and excellent water resistance and abrasion resistance
u Fast dry-speed
u Have good adhesion,excellent sanding property
u No free isocynate monomer, no benzene substance,formaldehyde and other
toxic solvent, water-based,environmental,and non-toxic
Application area:
u Water-based ink
u Fining varnish
u Water-based shoe coating
u Textile,paper, plastic,leather, rubber,etc.
Application guide:
u Good compatibility with non-ionic and anionic water-dispersible polyester resin, water-dispersible alkyd resins, acrylic emulsions and water dispersible PU curing agent;
u available to the desired viscosity by thickening agent
u Good yellowing resistance,can be used
for light colour substrate.
u constraction methods: curtain coating,brush coating and spraying
u Curing conditions: room temperature or low temperature baking
Reference formula:
Material |
Quantity/g |
WPU-062 |
90 |
water |
9 |
Coupling agent |
0-1 |
Wetting agent |
0.1-0.5 |
Flatting agent |
0.1-0.5 |
thickening agent |
certain amount |
Film performance:(60℃, 30 min)
testing item |
testing method |
result |
Appearance |
visual observation |
Good fullness |
Gloss |
60℃glossmeter |
≥85% |
Adhesion |
grid test |
0级 |
hardness |
pencil hardness |
≥2H |
Water resistance |
Dipping at room temperature |
≥72h |
Packaging and storage:
u 15KG, 50KG, 100KG, 200KG plastic drum;
u stored in 100% opaque airtight container;
u stored in cool and dry room place at 5-30℃;
u the shelf life will be significantly reduced in high temperature or exposure conditions;
u the shelf life is six months on the condition of not opening the can
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