DOWSIL™ 68 Additive
DOWSIL™ 68 Additive is an APEO-free, water-based silicone antifoam/defoamer designed for waterborne inks and coatings. It is a 52% active silicone emulsion that provides rapid foam knockdown, excellent foam control, and good compatibility in waterborne formulations, including acrylic and polyurethane dispersion systems. The product can be added during the grind, letdown, or post-addition stages of manufacturing.
| Product No. | 16052936 |
| Supplier | Dow Inc. |
| CAS | 1330-20-7,556-67-2,61827-42-7,63148-62-9,68439-51-0,9005-00-9 |
| Synonyms | Silicone defoamer, Silicone emulsion defoamer |
| Applications | Coatings |
| Characteristics | Composition: Water-based silicone antifoam. Product Form: Milky-white liquid emulsion. Active Content: 50-55% (typically 52%). pH: 4.5-7.5. Viscosity @ 25°C: 1,000-3,000 cSt (approximately 2,000 mPa·s). |
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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
> 65 °C (> 149 °F)
California Prop 65
WARNING! This product can expose you to chemicals including Ethylbenzene, which is/are known to the State of California to cause cancer, and tolueno, metanol, which is/are known to the State of California to cause birth defects or other reproductive harm.
Color
white
Dynamic Viscosity
2,000 mPa.s
Flash Point
> 101 °C (> 214 °F) Method: Closed Cup
Odor
slight
Partition Coefficient
Pow: log Pow:
pH
4.5 - 7.5
Relative Density
1.0 @ 20 - 25 °C (68 - 77 °F) Reference Material: (water = 1)
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