Description

Soprophor 4D384 is a high-performance, non-ionic surfactant and emulsifier belonging to the class of ethoxylated tristyrylphenol phosphates. This specialized chemical is engineered to provide exceptional stability and dispersion properties in demanding formulations. It is a critical additive for industries requiring robust wetting, emulsification, and compatibility in complex systems. Key sectors that utilize this product include agrochemicals, coatings, textiles, and industrial cleaning applications.

Application

• Primary emulsifier and dispersant in suspension concentrate (SC) and emulsion, oil in water (EW) agrochemical formulations.
• Wetting and spreading agent in herbicides, fungicides, and insecticides to enhance foliar coverage and efficacy.
• Stabilizer and compatibilizer in water-based industrial and architectural coatings and inks.
• Emulsifier for polymerization processes, particularly in styrene-based and acrylic latex production.
• Key component in textile processing aids for dye leveling and finishing.
• Surfactant for industrial and institutional (I&I) cleaning formulations and metalworking fluids.
• Dispersing agent for pigments and fillers in various manufacturing processes.

Basic Information

Product Name	Soprophor 4D384
CAS No.	137672-70-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Ethoxylated tristyrylphenol phosphate; Tristyrylphenol ethoxylate phosphate ester; Soprophor 4D 384; SOPROPHOR 4D-384; Phosphated poly(oxy-1,2-ethanediyl), α-(tristyrylphenyl)-ω-hydroxy-; Poly(oxy-1,2-ethanediyl), α-(tristyrylphenyl)-ω-hydroxy-, phosphate; Phosphoric acid ester of ethoxylated tristyrylphenol
EINECS	Contact for details

Quality Control

Our Soprophor 4D384 is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure consistent performance, including assay, pH, and viscosity checks, aligning with industry expectations for surfactant raw materials. A comprehensive Certificate of Analysis (COA) documenting purity and key physical-chemical parameters is provided with each shipment to guarantee traceability and compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents. Under these conditions, the product has an extended shelf life.

Specification

Item	Specification
Appearance	Clear to slightly hazy viscous liquid
Color	Yellow to amber
Active Content (%)	Min. 98.0
pH (1% aqueous solution)	6.0 - 8.0
Water Content (%)	Max. 1.0
Viscosity (at 25°C)	Contact for details

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.