Elementis Deqian Disponer 9850 is a high-efficiency wetting dispersant specially designed for low to medium polarity solvent-based coating systems under Elementis Deqian, with modified polyurethane compounds as the core component. Relying on its unique steric hindrance structure, it has excellent pigment dispersion ability, can greatly shorten the dispersion time, and has outstanding effects on difficult-to-disperse organic pigments. It is suitable for various resin systems
Outstanding dispersion efficiency - Steric hindrance structure, excellent dispersion ability, greatly shortening pigment dispersion time
Strong pigment adaptability - Suitable for most organic pigments, especially good at dispersing difficult-to-disperse organic pigments
Excellent system compatibility - Suitable for low to medium polarity systems, compatible with various resins, no compatibility conflicts
Optimized finished product performance - Improves coating color development, hiding power and gloss, ensuring uniform and flat film
Convenient and efficient operation - Liquid formula easy to add, can exert the best dispersion effect when added before grinding
Alkyd/amino resin coatings - Suitable for alkyd and amino resin systems, optimizing dispersion and film performance
Acrylic/amino resin coatings - Improves coating color development, ensuring film gloss and uniformity
Acrylic polyurethane coatings - Suitable for PU systems, enhancing dispersion stability and improving film weather resistance
Industrial decorative coatings - Various high-end solvent-based industrial and decorative coatings, optimizing pigment dispersion effect
Organic pigment dispersion systems - Specifically used for organic pigment dispersion, especially difficult-to-disperse organic pigment system
| Model | Disponer 9850 |
| Brand | Elementis Deqian |
| Chemical Type | Solvent-based polyurethane wetting dispersant |
| Chemical Composition | Modified polyurethane compounds |
| Appearance (20°C) | Colorless to slightly yellow liquid |
| Non-volatile Content | 44-47% |
| Solvent | Xylene / Propylene Glycol Monomethyl Ether Acetate / n-Butyl Acetate |
| Specific Gravity (20°C) | 0.97-1.01 |
| Refractive Index (25°C) | 1.472-1.476 |
Q1: What types of pigments and fillers is Disponer 9850 especially effective for?
A: Disponer 9850 demonstrates strong wetting and dispersing performance with a broad range of inorganic pigments (e.g., titanium dioxide, iron oxides, carbon black) and functional fillers such as calcium carbonate, talc, and silica. Its molecular design supports stabilization in both aqueous and solvent-borne systems.
Q2: Can Disponer 9850 be used in water-based coatings without compromising film formation or stability?
A: Yes — Disponer 9850 is formulated to deliver efficient pigment dispersion while maintaining compatibility with common water-based resin systems, including acrylics, styrene-acrylics, and polyurethane dispersions. It contributes to low foam generation and does not adversely affect gloss, viscosity development, or long-term storage stability.
Q3: How should Disponer 9850 be incorporated into a formulation?
A: It is typically added during the grinding stage, either neat or pre-diluted with water or compatible solvent. For optimal results, it is recommended to add the dispersant before or concurrently with pigment incorporation to ensure immediate surface coverage and prevent agglomeration.
Q4: Is Disponer 9850 suitable for high-solids or low-VOC formulations?
A: Yes — its high efficiency allows for reduced overall additive loading, supporting formulators in achieving lower VOC levels and higher solids content without sacrificing dispersion quality or color strength. It performs well across a wide range of polarity and viscosity profiles.
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