Description

Sodium 2-Hydroxy-3-[3-(Trihydroxysilyl)Propoxy]Propanesulphonate is a high-purity organosilicon sulfonate compound, valued for its unique dual functionality as a coupling agent and surfactant. This specialty chemical is engineered to enhance adhesion, dispersion, and stability in complex formulations. It is primarily sought by manufacturers in the coatings, adhesives, and advanced materials sectors for its ability to improve performance at interfaces.

Application

• Coatings & Paints: Acts as a coupling agent and dispersant to improve pigment wetting, adhesion to difficult substrates (like glass or metals), and long-term stability of water-based systems.
• Adhesives & Sealants: Enhances bonding strength and moisture resistance by promoting adhesion between organic polymers and inorganic surfaces.
• Fiberglass & Composite Materials: Used as a silane coupling agent in fiber sizing to improve the interfacial bond between glass fibers and resin matrices.
• Personal Care & Cosmetics: Functions as a mild surfactant and stabilizer in hair care and skin care formulations, improving product feel and compatibility.
• Textile & Leather Processing: Serves as an antistatic agent, softener, and finishing auxiliary to impart desirable properties to fabrics and leathers.
• Construction Chemicals: Incorporated into cement modifiers and concrete admixtures to improve workability, reduce water absorption, and enhance durability.

Basic Information

Product Name	Sodium 2-Hydroxy-3-[3-(Trihydroxysilyl)Propoxy]Propanesulphonate
CAS No.	88684-04-2
Molecular Formula	C6H15NaO8SSi
Molecular Weight	298.30 g/mol
Synonyms	3-(Trihydroxysilyl)propylsulfonate glycerol ether sodium salt; Sodium 3-(trihydroxysilyl)propyl sulfoglyceryl ether; Silane sulfonate sodium salt; Sipomer SGC 100; Organosilicon sulfonate; Glycidoxypropylsulfonate silanol sodium salt; 2-Hydroxy-3-(3-trihydroxysilylpropoxy)-1-propanesulfonic acid sodium salt
EINECS	Contact for details

Quality Control

Our production of Sodium 2-Hydroxy-3-[3-(Trihydroxysilyl)Propoxy]Propanesulphonate adheres to a strict quality management system. Every batch undergoes rigorous analytical testing, including assay, impurity profiling, and confirmation of critical physical properties, to ensure consistency and compliance with customer specifications. Certificates of Analysis (COA) documenting purity and key parameters are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product performance.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
pH (10% solution)	6.0 - 8.0
Water Content (KF)	≤ 3.0%
Specific Gravity (25°C)	1.15 - 1.25

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