Description
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Zibo Dingqi Chemicals Co., Ltd. is one of the most experienced manufacturers and suppliers of cationic polyacrylamide in China. Welcome to wholesale high quality cationic polyacrylamide made in China here from our factory. For price consultation, contact us.
Performance of Cationic Polyacrylamide (CPAM)
Flocculation Performance:
- Efficient Flocculation: CPAM effectively flocculates suspended particles with negative charges through charge neutralization and adsorption bridging.
- Wide Applicability: Suitable for various wastewater treatments, particularly effective for wastewater containing organic matter.
Solubility:
- Water Solubility: CPAM is easily soluble in water, forming a viscous solution.
- Dissolution Time: Dissolution time depends on molecular weight and water temperature, typically requiring 30-60 minutes.
Molecular Weight:
- High Molecular Weight: The molecular weight of CPAM usually ranges from millions to tens of millions, with higher molecular weight products offering better flocculation performance.
Charge Density:
- Adjustable Charge Density: The charge density can be controlled by adjusting the proportion of cationic monomers to suit different water qualities.
Stability:
- Chemical Stability: CPAM is chemically stable at room temperature but may degrade under strong acids, bases, or high temperatures.
Usage Precautions
Dissolution and Preparation:
- Dissolution Method: Slowly add CPAM to stirred water to avoid clumping.
- Preparation Concentration: Typically prepared as a 0.1%-0.5% solution, as higher concentrations may affect dissolution and performance.
Dosage:
- Appropriate Dosage: The dosage should be adjusted based on water quality, as excessive amounts may reduce flocculation efficiency.
Mixing and Reaction:
- Thorough Mixing: Ensure CPAM is fully mixed with wastewater, but avoid excessive stirring that may break flocs.
- Reaction Time: Properly extending the reaction time helps improve flocculation efficiency.
pH Value:
- pH Impact: CPAM performs best in a pH range of 5-9. Adjust pH if it falls outside this range.
Storage and Safety:
- Storage Conditions: Store in a dry, cool place, avoiding moisture and high temperatures.
- Safe Handling: Avoid direct contact with skin and eyes, and wear protective equipment during operation.
Compatibility:
- Compatibility with Other Chemicals: Conduct compatibility tests when using CPAM with other water treatment chemicals.
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