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| Darvan No.1 |
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| Sodium polynaphthalene sulfonate |
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| 9084-06-4 |
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Anionic dispersing agent for water insoluble powders with a low foaming tendency.
Four percent (4%) on dry powder is generally used to disperse latex compounding ingredients.
In 10% aqueous solution, can be used to stabilize latex.
For ceramic refractories, as a primary dispersant (0.02 to 0.2%) with DARVAN 811 for low cement, no cement, low moisture castables.
In agricultural pesticide formulations. |
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Composition: Sodium polynaphthalenesulfonate
Physical State: Amber granules
Color, Gardner, 1% Solution 3 maximum
Moisture Content,30 second/0.02 g/158¡ÆC 5.0% maximum
pH, 1% Solution 8.0-10.5
Water Soluble, Sodium Sulfate 8.5% maximum
Water Insoluble Matter 0.06% maximum
Active Ingredient, Calculated 87%
Density at 25¡ÆC 1.54 Mg/m3 |
| Industrial field |
additive, paint & coating, rubber & additives |
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