Description

Tetramethylammonium Siloxanolate is a specialized organosilicon compound that serves as a versatile intermediate and catalyst in advanced material synthesis. Its unique structure, combining a quaternary ammonium cation with a reactive siloxanolate anion, makes it a valuable reagent for modifying surface properties and promoting specific chemical reactions. This product is essential for manufacturers in the electronics, specialty polymers, and coatings industries seeking to enhance material performance and process efficiency.

Application

• Catalyst for Silicone Polymerization: Acts as an efficient catalyst or initiator in the production of specific silicone elastomers, resins, and fluids.
• Surface Modification Agent: Used to treat inorganic fillers (like silica) to improve their compatibility and dispersion within polymer matrices.
• Electronics Industry: Employed as a key precursor or additive in the formulation of dielectric materials, encapsulants, and photoresists for semiconductor manufacturing.
• Adhesive & Sealant Formulations: Enhances the cure characteristics and adhesion properties of high-performance silicone-based adhesives and sealants.
• Research & Development: Serves as a building block in organic and organometallic synthesis for creating novel functional materials.
• Specialty Coatings: Imparts specific release, hydrophobic, or anti-fouling properties to advanced coating systems.

Basic Information

Product Name	Tetramethylammonium Siloxanolate
CAS No.	68440-88-0
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	TMA Siloxanolate; Tetramethylammonium Hydroxide Siloxanolate; Siloxanolate, tetramethylammonium; Tetramethylammonium Siliconate; Siliconate, tetramethylammonium; TMA Siliconate; Tetramethylammonium Hydroxide Siliconate; Catalyst T-41 (trade name variant)
EINECS	Contact for details

Quality Control

Our Tetramethylammonium Siloxanolate is manufactured under strict quality control protocols to ensure batch-to-batch consistency and reliability for industrial applications. While specific purity grades (e.g., technical, electronic) are available, all production adheres to rigorous in-process checks. A comprehensive Certificate of Analysis (COA) detailing assay, identity, and relevant impurity profiles is provided with each shipment to support your quality assurance requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. This material is hygroscopic (moisture-sensitive) and must be kept under an inert atmosphere (e.g., nitrogen or argon) in its original sealed packaging to prevent degradation. Recommended storage temperature is 2-8°C for long-term stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid / viscous solution
Identification (IR)	Conforms to structure
Assay (TMA Siloxanolate)	≥ 95.0% (or as per grade)
Active Content (as TMAOH)	Contact for details
Water Content	≤ 1.0%
Chloride (Cl)	≤ 100 ppm
Metals (ICP-MS)	Contact for details

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