Dispersant
SP-DF2260
Comb-shaped polycarboxylate polymer dispersant. Its special hydrophobic groups enhance the adsorption stability of the dispersant onto particles. Whether during the wet grinding stage or the high-temperature spray drying stage, it consistently adsorbs firmly onto the pesticide particle surface, allowing the active ingredients to disperse fully upon secondary dilution in water, significantly improving the formulation's temperature resistance.
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Product Details

1. Product Introduction

A comb-shaped polymer dispersant prepared using controlled polymerization technology. Its side chains contain not only lipophilic groups like alkyl and benzene rings but also abundant anionic side chains such as sulfonate and carboxylate groups. This molecular structure endows SP-DF2259 with good metal ion complexing ability while also providing dispersion performance. It exhibits outstanding dispersibility in systems containing high-valence metal ions like high-content copper fungicides, improving the suspension rate and stability of the formulation.


2. Physical and Chemical Properties

Item

Typical Value

Appearance/Color (25°C)

Light yellow transparent viscous liquid

pH (1% aqueous solution, 25°C)

8.0–9.0

Non-volatile Matter

35%

Solubility

Soluble in water, insoluble in organic solvents

Closed Cup Flash Point (°C)

>100


3. Products Features

1. Good resistance to metal ions, suitable for copper formulations, mancozeb, and other DF (dry flowable) formulations.

2. Improves resistance to high hard water and compatibility with certain fertilizers.

3. Addresses foaming issues during compounding and grinding for difficult-to-wet technical materials, such as 10% Nitenpyram + 60% Benziothiazolinone DF, 80% Chlorfenapyr DF, etc.


4. Application Examples

77% Copper Hydroxide DF, 86.2% Cuprous Oxide DF, 60% Mancozeb + 10% Dimethomorph DF, 50% Pymetrozine + 25% Spirotetramat DF, 20% Flonicamid + 40% Thiamethoxam DF, 50% Flonicamid + 20% Thiamethoxam DF

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