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DARVAN® 821-A Dispersing Agent
- CAS Number
- 9003-03-6
- EC Number
- 618-348-2
- Chemical Name
- Poly(Acrylic Acid) Ammonium Salt
- Chemical Family
- Ammonium Salts, PolyacrylatesAmmonium SaltsPolyacrylates
DARVAN® 821-A Dispersing Agent is primarily recommended for use in the electronic and specialty ceramic fields where a low soda content is required. DARVAN® 821-A is used in slurries of ferrites and casting slips from high oxide electronic bodies.
Properties
- Physical Form
- Liquid
Product families
Applications
Industrial — Chemical & Industrial Manufacturing
- Ceramics & Refractory
Product Families
Industrial Additives & Materials — Battery & Electronic Materials
- Electronic Chemicals
Industrial Additives & Materials — Processing Aids
- Glass & Ceramic Additives
Other characteristics
- Brand
- DARVAN
- End Uses
- Ceramics, Electronics
- Functions
- Dispersant
- Carrier
- Water
- Markets
- Industrial
- Appearance
- Clear yellow liquid
- Soluble In
- Water
- Technology
- Industrial Additives & Materials
- Applicable Processes
- Slip Casting
- Chemical Inventories
- AICS (Australia)
- DSL (Canada)
- EEC/EU
- ENCS (Japan)
- IECSC (China)
- KECI (Korea)
- NZIoC (New Zealand)
- PICCS (Phillipines)
- Applications
DARVAN 821-A is primarily recommended for use in the electronic and specialty ceramic fields such as slurries of ferrites and casting slips from high oxide electronic bodies – where a low sodium content is required.
- Storage Stability
Product should be stored above 10°C (50°F). Partial freezing does not affect the product's dispersing properties. Stable in the presence of acids and alkalies over a wide pH range.
- Industrial Additives End Use
- Ceramics
- Electronics
- Industrial Additives Functions
- Dispersant
Technical data
Table 1 of 1
11 rows| Characteristic | Value | Unit | Method |
|---|---|---|---|
| pH | 7.0 - 7.5 | — | T-19 |
| Solids (at 130°C, 0.5g, 30min.) | 39.5 - 40.5 | % | T-1128 |
| Specific Gravity | 1.16 - 1.19 | — | T-1129 |
| Molecular Weight | 3500.0 | — | — |
| Total Active Solids | 40.0 | % | — |
| Percent Ash | 0.01 | % | — |
| Density (at 25°C) | 1.25 | Mg/m3 | — |
| Weight Per Gallon | 9.8 | lb. | — |
| pH (at 25°C) | 7.0 to 8.0 | — | — |
| Viscosity (at 25°C) | 50.0 | kPa·s | — |
| Sodium Content | max. 50 | ppm | — |
