Wuxi BS Water Treatment Chemicals Co., Ltd.

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High-Quality Poly(diallyldimethylammonium chloride) PDADMAC from Reliable China Suppliers and Factory

  • Chemical Name Poly(diallyldimethylammonium chloride)
  • CAS No. 26062-79-3
  • Molecular formula [C8H₁₆N]ₙClₙ (n = 8 - 30, degree of polymerization adjustable)
  • HS Code 38099100
  • Appearance Colorless to slightly yellow transparent liquid

Product Form

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Core Features

  • High-efficiency flocculation treatment capacity: As a cationic linear polymer, it can quickly destabilize and flocculate suspended particles and negatively charged water-soluble substances in water through electro-neutralization, adsorption bridging and other effects, and also has multiple functions such as decolorization, sterilization, and removal of organic matter.
  • Low dosage, high efficiency: Low dosage, large flocs formed, fast settling speed, low residual turbidity, and low sludge production, taking into account both treatment effectiveness and economy.
Poly(diallyldimethylammonium chloride) (PDADMAC) Core Features
Poly(diallyldimethylammonium chloride) (PDADMAC) Broad Adaptability
  • Broad Adaptability: It has an extremely wide pH adaptation range (0.5 - 14) and can stably function under various water quality conditions from strongly acidic to strongly alkaline.
  • Safety and Environmental Protection: Odorless, tasteless, non-toxic, and combines environmental friendliness with safety.

Technical Specifications

Properties Index
Appearance Colorless to pale yellow transparent liquid Colorless to pale yellow transparent liquid
Effective Content (%) 60±0.5 65±0.5
pH (10g/L aqueous solution) 3~7 3~7
Ionicity Cationic Cationic

Application Area

  • Water treatment: Applied to process steps such as water quality decolorization, flocculation purification, etc., to achieve efficient removal of water pollutants and improvement of water quality.
  • Textile Dyeing and Printing: Used as an aldehyde-free and pollution-free fixing agent for the color fixing treatment of fabrics, forming a dense protective film on the surface to improve the effects of dyeing and color fixing.
  • Daily Chemicals: Used in products such as shampoos, soaps, etc., to improve texture, reduce static electricity, and enhance usage stability.
  • High-end Additive Manufacturing: Used in the production of paper retention and drainage aids, significantly improving paper formation; used in the production of oilfield drilling fluid treatment agents, regulating drilling fluid performance.

Packaging and Storage

  • Packaging: The product is packed in 50kg or 200kg plastic drums.
  • Storage: Store in a cool and dry indoor environment, with a shelf life of 24 months (when no abnormal phenomena such as delamination or caking occur).

Frequently Asked Questions (FAQ)

What is the primary function of PDADMAC in water treatment?
As a cationic linear polymer, PDADMAC destabilizes and flocculates suspended particles and negatively charged water-soluble substances through electro-neutralization and adsorption bridging. It also aids in decolorization, sterilization, and organic matter removal.
How does PDADMAC optimize treatment cost and efficiency?
PDADMAC requires low dosage rates to achieve high efficiency. It forms large, fast-settling flocs, yields low residual turbidity, and produces minimal sludge, offering a balance of performance and economy.
What is the effective pH operating range for this polymer?
PDADMAC has broad pH adaptability, functioning stably across a wide range of water conditions from strongly acidic to strongly alkaline (pH 0.5 to 14).
What are the main industrial applications of PDADMAC?
It is widely used in water treatment, textile dyeing & printing (as an aldehyde-free fixing agent), daily cosmetics (shampoos/soaps), paper manufacturing (retention aids), and oilfield drilling fluid regulation.
What are the storage requirements and shelf life of the product?
It should be stored in a cool, dry indoor environment. When stored properly, it has a shelf life of 24 months, provided no abnormal changes such as caking or delamination occur.
What packaging options are available?
The product is standardly packaged and supplied in 50kg or 200kg plastic drums, as well as large ton drums to suit different operational requirements.