TDS Polyacrylamide.pdfProduct name: Polyacrylamide (PAM)
CAS‑No.: 9003‑05‑8
EC‑No.: 201‑173‑7Molecular Formula: \(\boldsymbol{(C_3H_5NO)_n}\)
Synonyms: Poly(acrylamide), Acrylamide homopolymer, PAM
Types: Anionic (APAM), Cationic (CPAM), Non‑ionic (NPAM)Molecular weight range: 5‑22 million; Powder / granular form, industrial grade for water‑treatment
1. Physico‑Chemical Properties
Melting Point: >300 ℃ (decomposition)
Density: ~1.3 g/cm³
Solubility: Freely soluble in water; insoluble in ethanol, acetone, benzene and most organic solvents
Stability: Stable under normal conditions. Hydrolyzed under strong acid / strong alkali. Avoid high‑temperature long‑term heating.
2. Product Specification
| Item | Anionic PAM | Cationic PAM | Non‑ionic PAM |
|---|---|---|---|
| Appearance | White or off‑white powder / granules | White or off‑white powder / granules | White or off‑white powder / granules |
| Solid Content | ≥88.0 % | ≥88.0 % | ≥88.0 % |
| Molecular Weight (Million) | 5‑22 | 3‑15 | 3‑15 |
| Degree of Hydrolysis | 10‑30 mol% | — | ≤5 mol% |
| Cationic Degree | — | 5‑60 mol% | — |
| Insoluble Matter | ≤0.20 % | ≤0.20 % | ≤0.20 % |
| Residual Acrylamide Monomer | ≤0.05 % | ≤0.05 % | ≤0.05 % |
| Dissolving Time | ≤60 min | ≤90 min | ≤60 min |
| Particle Size | 20‑80 mesh | 20‑80 mesh | 20‑80 mesh |
| Effective pH Range | 7‑14 | 4‑12 | 2‑12 |
3. Main Applications
Waste‑water treatment: High‑efficiency flocculant for municipal sewage, industrial wastewater, sludge dewatering. Anionic for inorganic suspension; cationic for organic sludge dewatering.
Oil & gas industry: Drilling additive, fracturing fluid thickener, enhanced oil‑recovery auxiliary.
Papermaking industry: Retention aid, filter‑aid, paper‑strength agent.
Mining & coal washing: Settling agent for mineral tailing water.
Textile & construction: Thickener, sizing agent, mortar additive.
4. Storage & Handling
Store in cool, dry, well‑ventilated warehouse. Keep tightly sealed, protect from moisture.Avoid contact with strong acids, strong bases and oxidizing agents.
Dust prevention; wear dust‑proof mask when handling powder.
Shelf‑life: 24 months in original sealed packaging.
5. Packaging
25 kg PP woven bag with inner PE liner / 750 kg big bag.
Disclaimer: This Technical Data Sheet is for reference only. Actual values shall be subject to batch‑specific Certificate of Analysis. Please refer to Safety Data Sheet for safety‑related information.
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