DOWSIL™ 502W Additive
DOWSIL™ 502W Additive is a 100% active, solvent-free silicone polyether copolymer wetting agent designed for waterborne and radiation-curable coatings, inks, and overprint varnishes. It provides excellent substrate wetting, leveling, and surface mobility while maintaining recoatable surfaces and having little or no impact on slip properties. The additive is effective at very low dosage levels and is suitable for challenging substrates such as wood, plastics, and metal. It is also suitable for food packaging ink applications.
| Product No. | 16010239 |
| Supplier | Dow Inc. |
| CAS | 27274-31-3,67674-67-3 |
| Synonyms | Silicone wetting agent |
| Applications | Inks & Coatings |
| Characteristics | Chemistry: 100% silicone polyether copolymer. Product Form: Clear to slightly hazy colorless to amber liquid. Product Delivery: Polymer. Active Content: 100% active. Viscosity @ 25°C: 49-75 cSt. |
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Product Details
Grade
Technical
Form
Liquid
Prohibited Uses
This product is neither tested nor represented as suitable for medical or pharmaceutical uses. Not for human injection. For further information please refer to Dow's product safety page https://www.dow.com/en-us/support/product-safety.html
Appearance
liquid
Boiling Point
> 110 °C (> 230 °F)
Color
light yellow
Flash Point
> 101.1 °C (> 214.0 °F) Method: Closed Cup
Kinematic Viscosity
70 mm2/s
Odor
slight
Partition Coefficient
Pow: log Pow:
Relative Density
0.97 @ 25 °C (77 °F) Reference Material: (water = 1)
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