Poly Aluminium Chloride (PAC) Industry Outlook: Steady Growth Driven by Global WaterTreatment Demands
The global Poly Aluminium Chloride (PAC) industry, a cornerstone of modern water treatment, is ona trajectory of steady expansion. As an efficient inorganic coagulant, PAC is widely used forpurifying drinking water, treating municipal and industrial wastewater, and in papermaking.
The market is projected to grow from USD1.36 billion in 2024 to approximately USD1.84 billion by2031, reflecting a compound annual growth rate (CAGR) of 4.5%. This growth is primarily fueled byincreasing...
What is Poly Aluminium Ferric Chloride Used for?
Water Treatment: Enhances coagulation for the removal of suspended particles, turbidity, and organic matter from drinking water and process water.
Wastewater Treatment: Effectively treats municipal sewage, industrial effluents, and stormwater by removing solids, organic pollutants, and heavy metals.
Industrial Applications: Serves as a coagulant/flocculant in various industries—such as pulp & paper, textiles, mining, and oil & gas—for treating process wastewater and...
The difference between polyferric sulfate and ferric sulfate
Polymeric ferric sulfate (PFS) is a high-molecular-weight coagulant widely used in wastewatertreatment. It is synthesized mainly from ferrous sulfate and sulfuric acid, and demonstrates superiorperformance in removing phosphorus, sulfur, SS, COD, and in bleaching applications compared tomany conventional coagulants.
Although both polymeric ferric sulfate and ordinary ferric sulfate are inorganic compoundscontaining trivalent iron ions, they differ significantly in structure and...
About LANYAO WATERTREATMENT CO., LTD.
Jiangsu Lan Yao Water Treatment Co., Ltd., established in the early 1990s, is located in the chemical sector of the industrial concentration zone in Yixing City, Jiangsu Province. Occupying a site area of 20,000 square meters, the company specializes in the research, production, sales, and technical after-sales services of water treatment chemicals.
With a registered capital of RMB 30 million and an annual tax contribution exceeding RMB 28 million, Lan Yao employs 80 staff members and operates...
What Is a Defoamer
Defoamers, antifoaming agents, and air release agents are chemical processing aids used to reduce or eliminate foam in industrial processes. Although these terms are often used interchangeably, they operate through different mechanisms, making it useful to distinguish between them.
Defoamers are foam control agents added to a system to reduce or eliminate foam after it has formed.Antifoaming agents are foam control agents added to a system or formulation to prevent foam from appearing in the...
Types of Polyacrylamide (PAM): Classification and Applications
Cationic Polyacrylamide (CPAM):This type contains active functional groups that provide strong adsorption properties, making it highly effective in sludge dewatering and wastewater treatment—particularly for effluents from food processing, municipal sewage, and textile plants.
Anionic Polyacrylamide (APAM):APAM is primarily employed for sedimentation and clarification processes in industrial wastewater treatment, such as in steel plants, metallurgy, and sludge handling. Its strong bridging and...
High-Efficiency Decolorizer for Industrial Wastewater Treatment
When introduced into contaminated water, decolorizing agents rapidly interact with dye molecules, pigments, and other color-causing substances. Through mechanisms such as charge neutralization and complexation, these pollutants are destabilized and aggregated into larger flocs, significantly enhancing sedimentation and filtration efficiency. In many applications, the decolorization rate exceeds 90%, ensuring that treatment systems consistently meet stringent discharge standards.
Beyond color...
The performance advantages and applications of liquid polyaluminium chloride
Liquid polyaluminum chloride is a high-performance inorganic polymer flocculant widely utilized in modern water treatment processes. Compared with conventional water treatment chemicals, it offers superior adsorption capacity, higher treatment efficiency, and lower operational costs. As an advanced form of polyaluminum chloride, this product demonstrates excellent adaptability to varying pH levels, water quality conditions, and temperatures, making it one of the most extensively applied...
The Coagulation Mechanisms of Polymeric Aluminum Chloride (PAC)
The effectiveness of Polymeric Aluminum Chloride (PAC) as a coagulant in water treatment arises from a combination of four primary physical-chemical mechanisms:
Double Layer CompressionSuspended particles in water often carry negative surface charges, causing them to repel each other. Upon addition, PAC increases the ionic strength of the water. This compresses the electrostatic double layer surrounding the particles, reducing the repulsive forces. As this repulsion weakens, attractive van der...
The Versatile Uses of Calcium Chloride in Industry
Calcium chloride is extensively utilized on roads, highways, and parking lots as a de-icing and anti-icing agent. Upon contact with moisture, it releases heat and effectively suppresses ice formation.
Due to its strong hygroscopic properties, calcium chloride serves as an efficient desiccant for gases such as nitrogen, oxygen, hydrogen, and sulfur dioxide.
As an additive in cement production, calcium chloride lowers the decomposition temperature by approximately 40°C, thereby enhancing...
The usage of decolorizing Agent for Textile Wastewater Treatment
The textile industry, encompassing weaving, printing, and dyeing, is a significant economic sector. During the processing of various raw materials into fabrics, the industry generates multiple types of wastewater, among which dyeing wastewater poses a particularly severe pollution challenge. Textile printing and dyeing wastewater is a collective term for the various waste streams produced during textile manufacturing and wet processing. It primarily comprises two components: weaving wastewater...
Key Quality Indicators of Polyaluminium Chloride (PAC)
Polyaluminium Chloride (PAC) is a critical chemical agent in water treatment. Its performance is primarily determined by the following core quality indicators:
1. BasicityBasicity refers to the degree of hydroxylation or the content of hydroxyl groups within the PAC structure. It is a crucial parameter indicating the polymer's level of polymerization. This indicator is closely related to the coagulation-flocculation efficiency and is one of the most important characteristics of PAC. Generally,...
Industrial Uses of Calcium chloride
Calcium chloride is a versatile compound with a wide range of industrial applications due to itsunique properties.
De-icing, and Dust Control: lt is extensively applied on roads, highways, and in parking lots to meltice and prevent its formation. By releasing heat upon contact with moisture and lowering thefreezing point of water, it acts as an effective de-icer. Additionally, it helps to suppress dust on
unpaved surfaces.Desiccant: Owing to its strong hygroscopic nature, calcium chloride is an...
The types of defoamers
In industrial processes where foam can compromise both efficiency and product quality, defoamers serve an essential function. The advanced performance and lasting stability of modern defoamer formulations stem from their carefully engineered multi-component structures. Each functional element works in concert to deliver efficient and durable foam control.
Primary Defoaming Agents:These are the core active ingredients—such as dimethyl silicone oil and polydimethylsiloxane—responsible for rapidly...
Performance of Liquid Polymeric Aluminum Chloride
Liquid polymeric aluminum chloride is an advanced inorganic polymer coagulant extensively employed in modern water treatment systems. In comparison to conventional water treatment agents, it demonstrates superior adsorption capability, enhanced treatment efficiency, and reduced operational costs. As a new-generation derivative of polyaluminum chloride, it exhibits excellent adaptability across a wide pH range, under varying water quality conditions, and at different temperatures. These...
Effects and Applications of Polyacrylamide
Polyacrylamide is extensively used in oilfield operations, including drilling, refining, extraction, and secondary oil recovery. In these processes, it helps reduce water loss, improve filtration, and enhance the rigidity of drilling fluids. During secondary oil recovery, polyacrylamide increases oil displacement efficiency and prolongs the operational life of wells.
In the paper industry, polyacrylamide improves pulp dewatering, boosts the retention of fine fibers, and strengthens the...
Polyacrylamide A Versatile Water-Soluble Polymer
Polyacrylamide (PAM) is a linear polymer produced by the homopolymerization of acrylamide or its copolymerization with other monomers. This macromolecule contains amide groups along its chain, which readily form hydrogen bonds. This property grants PAM excellent water solubility and high chemical reactivity, allowing it to be easily modified through grafting or cross-linking reactions to form branched or three-dimensional network structures.
By selecting specific initiator systems and...
Important indicators of polyaluminium chloride
Basicity: The Engine of Flocculation Efficiency
Basicity – the hydroxylation degree in polyaluminium chloride – is the foremost driver of its power as a high-efficiency flocculant. Higher basicity directly enhances PAC’s ability to aggregate impurities, making it exceptionally effective in high-salinity or turbid waters. This parameter solidifies polyaluminium chloride’s reputation for superior flocculation versus traditional coagulants.
pH: Fine-Tuning Flocculation Chemistry
The pH...
Polyaluminium Chloride in Treating Domestic Sewage
When PAC is added to domestic sewage, it undergoes hydrolysis to produce a series of positively charged hydrolysis products. These products can strongly adsorb the negatively charged colloidal particles in the sewage, such as those formed by the interaction of surfactants with oil stains and dust particles. Through the mechanisms of electrostatic neutralization and adsorption bridging, PAC promotes the aggregation of colloidal particles into larger flocs, which can then settle or be filtered...
Decolorizing Agent for Textile Wastewater
The textile industry is one of the important economic sectors, including textiles and printing and dyeing. In the process of processing various raw materials into fabrics in the textile industry, various types of wastewater are generated, among which dyeing wastewater pollution is more serious. Textile printing and dyeing wastewater refers to the general term for various types of wastewater generated during the textile and printing and dyeing processing. It includes two parts: textile...
The quality indicators of PAC (Polyaluminium chloride)
Basicity：The degree of hydroxylation or alkalization of a certain form in PAC (polyaluminium chloride) – a key wastewater treatment chemical – is called the basicity or alkalization degree. Basicity is one of the most important indicators of PAC (polyaluminium chloride) and has a very close relationship with the flocculation effect. The higher the concentration and salinity of the raw water, the better the flocculation effect will be.
pH value：The pH of PAC (Polyaluminium...
Coagulant principle of poly aluminum chloride
In water, particles often remain suspended due to electrical charges on their surfaces. PAC polyaluminum chloride alters the ionic environment by increasing ion concentration, compressing the electrical double layer and allowing particles to come closer. As repulsion weakens, van der Waals forces promote aggregation and sedimentation.
Polyaluminum chloride PAC also works by adsorbing to charged particles and neutralizing their surface charge. This reduces electrostatic repulsion, making it...
Industrial Applications of Calcium Chloride
Calcium chloride is widely used on roads, highways, and parking lots as a de-icing agent and lubricant. When in contact with water, it releases heat and reduces ice formation.
Calcium chloride has a strong absorption capacity, making it an effective drying agent for gases like nitrogen, oxygen, hydrogen, and sulfur dioxide.
As a cement additive, calcium chloride reduces decomposition temperature by about 40°C, improving cement production.
In refrigeration, calcium chloride solution acts as a...
Applications of Polyferric sulfate
As a polyferric sulfate coagulant, this new-generation water treatment chemical offers highefficiency, excellent water quality improvement, and complete safety for human and environmentalhealth. lt contains no harmful aluminum, chlorine, or heavy metal ions, and is non-toxic, harmless,and reliable.
Polyferric sulfate is a premium-quality inorganic polymer with outstanding coagulation andsedimentation performance.
Produces clean, clear water while avoiding contamination risks present in other...
