YUEYANG CHEM WATERBORNE ADDITIVE CO., LTD. was established in 2010. It specializes in the R&D, production and sales of environmentally friendly additives. The company has a number of invention patents with independent intellectual property rights, and is one of the major manufacturers and suppliers of dispersants in the world. Dispersants are chemicals that help remove oil from the sea surface by breaking oil slicks into small droplets.
Why Choose Us?
Advanced Equipment
In order to ensure product quality, the company is equipped with advanced testing instruments, including Agilent 5890 gas chromatograph and gas phase-linked mass spectrometer, Mettler-Toledo acidity meter, and German SITA dynamic surface tension meter.
Broad Market
CHEM-ADDITIVE has established a good corporate image among domestic and foreign customers, focusing on the Chinese market, with a sales network all over the world, and its products are exported to the European Union, East Asia and the Americas.
Complete Qualifications
The company has passed the international ISO9001:2015 quality management system certification and IS014001:2015 environmental management system certification, as well as the EU chemical industry's joint efforts to achieve sustainable development Tfs certification, 16949 automotive industry quality management system and reach registration.
Customized Service
Unique formulas require the combination of different additives. CHEM-ADDITIVE's strong R&D system can help customers develop some new-structured surfactants, defoaming agents, dispersants and special additives to meet the special requirements of customers in market segments.
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Polyacrylate DispersantsPolyacrylate dispersants are highly effective agents used to improve the dispersion of pigments, fillers, and other solid particles in liquid systems. They work by reducing the attractive forces between particles, facilitating uniformread more
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SMA DispersantsSMA dispersants are high-performance polymeric dispersants designed to improve the dispersion of pigments, fillers, and other solid particles in liquid systems.read more
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Polyester DispersantsPolyester dispersants are high-performance polymeric dispersants synthesized through polyesterification reactions. They are widely used in various liquid systems to enhance the dispersion of pigments, fillers, and other solid particles.read more
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Polyphosphate Ester DispersantsPolyphosphate ester dispersants are high-performance polymeric dispersants synthesized through polyphosphate esterification reactions.read more
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Sodium Salt DispersantsSodium salt dispersants are dispersants based primarily on sodium salts, designed to enhance the dispersion of solid particles in liquids. They reduce particle interaction forces, preventing particle settling and agglomeration, therebyread more
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Ammonium Salt DispersantsAmmonium salt dispersants are dispersants based primarily on ammonium salts, designed to enhance the dispersion of solid particles in liquids.read more
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Non-ionic DispersantsNon-ionic dispersants are dispersants that do not carry a charge, used to enhance the dispersion of solid particles in liquids.read more
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Ionic DispersantsIonic dispersants are dispersants with an electric charge, used to enhance the dispersion of solid particles in liquids. Their charged nature helps effectively prevent particle agglomeration and settling, making them suitable for variousread more
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Water-based DispersantsAqueous dispersants are additives specifically designed to enhance the dispersion of solid particles in aqueous systems. They improve the dispersion state of particles, preventing agglomeration or settling, thus enhancing the performanceread more
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Solvent-based DispersantsSolvent-based dispersants are additives designed to improve the dispersion of solid particles in organic solvent systems.read more
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Universal Water-Oil DispersantsUniversal water-oil dispersants are additives designed to uniformly disperse solid particles in both aqueous and oily systems. These dispersants address the issues of particle settling or agglomeration in water-based and oil-basedread more
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Polymer-type Super DispersantsHigh molecular weight super dispersants are additives that use high molecular polymers as the basis to enhance the dispersion of solid particles in a medium, improving product stability and performance.read more

Dispersants are chemical agents used to break up oil into smaller droplets in the water column. Dispersants can be applied on surface oil or below the surface, closer to an uncontrolled release of crude oil from a well blowout source.
Mainly low molecular weight, they are based on polyesters, polyamides, polyglycols and fatty acid chemistry (FAME). They have general characteristics as listed below:
●Surfactant effect, reduction of solid / liquid interface surface tension
●Anchoring groups adsorbed at the pigment surface
●Good compatibility with the media
●Mw = 500 ~ 2,000 g/mol

Functions of Dispersants




Particle Dispersion: The primary function of a dispersing agent is to promote the even distribution of solid particles within a liquid. This prevents the particles from agglomerating or settling, ensuring a stable and uniform dispersion.
Prevention of Agglomeration: Dispersing agents disrupt the attractive forces between particles, preventing them from clumping together or forming aggregates. This is particularly important in industries where the formation of agglomerates could hinder processes or product performance.
Reduction of Surface Tension: Dispersing agents often reduce the surface tension of the liquid medium. By lowering surface tension, they improve wetting and spreading, enabling better contact between the liquid and solid particles.
Improved Stability: Dispersing agents contribute to the stability of suspensions or emulsions by preventing phase separation. This stability is crucial in applications such as paints, inks and pharmaceutical formulations.
Enhanced Reactivity: In industries where chemical reactions occur in a liquid phase, dispersing agents can enhance reactivity by ensuring a more uniform distribution of reactants. This is common in areas like chemical synthesis and polymerization processes.
Facilitation of Mixing: Dispersing agents aid in the efficient mixing of different components within a liquid. This is essential in industries such as cosmetics, where consistent mixing of ingredients is necessary for product quality.
Improved Product Performance: In applications like CASE and I&I Cleaning, dispersing agents contribute to the overall performance of the product by ensuring that the active ingredients are uniformly distributed and effectively delivered.
Prevention of Sedimentation: Dispersing agents play a crucial role in preventing the sedimentation of solid particles in suspensions. This is especially important in industries such as wastewater treatment, where maintaining particle suspension is vital for effective treatment processes.
Facilitation of Dyeing Processes: In the textile industry, dispersing agents are used to aid in the dispersion of dyes, ensuring even color distribution during dyeing processes.
Environmental Remediation: Dispersing agents can be employed in environmental cleanup efforts to enhance the dispersion of contaminants in soil or water, facilitating their removal or degradation.
Uses of Dispersants
Agriculture
In agriculture, sodium polyacrylate is utilized as a soil conditioner and water retention agent. It can improve water absorption and retention, reducing irrigation frequency when mix with soil. It can be especially beneficial in arid regions or areas with irregular rainfall patterns. The polymer’s water-holding capacity helps plants access water more effectively, promoting better growth and crop yield.
Water treatment
Sodium polyacrylate plays a role in water treatment processes. Its water-absorbing properties make it effective in coagulating and flocculating suspended particles in water. It aids in the clarification and separation of impurities, contributing to the purification of water in various industrial and municipal applications.
Paint industry
Polyacrylate dispersants a superb paint dispersant that breaks down pigment and filler clusters to ensure consistent colour and texture in the paint. Because of its durability, paint quality is maintained over time and pigment settling is avoided. By giving control over viscosity and flow behaviour, this polyacrylate dispersant also improves paint performance and ensures uniform coverage and simplicity of application. This solution offers good extender pigment dispersion and can be used up to 0.3-0.4% in paint formulations.

●If ionic dispersants are stored according to manufacturers'instructions, the loss of efficacy should be minimal.
●Limited corrosion of mild uncoated steel containers occurred with some ionic dispersants; there was no evidence that this led to reduced product efficacy.
●A recommendation was made that bulk storage of dispersants in mild steel containers should be avoided.
●At low temperatures, some cloudiness of ionic dispersants was observed. On return to ambient temperatures, the ionic dispersants returned to normal appearance when mixed, with no loss of efficacy.
FAQ
As one of the leading dispersants manufacturers and suppliers in China, we warmly welcome you to buy cheap dispersants for sale here from our factory. For free sample, contact us now.
Low Pigment Carbon Black Dispersant, Violet Pigment Dispersant, Organic Pigment Dispersants-
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