PPCA (Phosphino Polycarboxylic Acid)
CAS Number: 71050-62-9
Phosphorus-containing polycarboxylic acid with combined scale inhibition and corrosion inhibition. Effective in high-calcium, high-temperature systems.
Technical Specifications
| pH | 2.0–4.0 |
| density | 1.15–1.25 g/mL |
| packaging | 200 kg drums or IBC |
| appearance | Amber liquid |
| active content | 40–50% |
Applications
- Oilfield scale/corrosion control
- High-temperature cooling water
- Geothermal systems
- Desalination systems
Key Features
- Dual function: scale + corrosion inhibition
- Excellent calcium tolerance
- Thermal stability to 200°C
- Synergistic with phosphonates