Description

Tetraethyl Silicate, Phosphorous Oxide Polymer is a specialized organosilicon compound with a unique polymeric structure incorporating phosphorus oxide. This chemical is valued for its dual functionality, offering properties derived from both silicate esters and phosphorus-based materials, making it a versatile intermediate and additive. It is primarily sought by manufacturers in the advanced materials, specialty coatings, and electronics industries for applications requiring tailored surface properties, adhesion promotion, or as a precursor for hybrid inorganic-organic polymers.

Application

• Surface Modification Agent: Used to enhance the adhesion, water repellency, and corrosion resistance of coatings on metals, glass, and ceramics.
• Precursor for Hybrid Materials: Serves as a key starting material in the sol-gel synthesis of silicon-phosphorus hybrid polymers and nanocomposites.
• Specialty Resins & Binders: Incorporated into high-performance resin formulations for improved thermal stability and mechanical strength.
• Electronics Encapsulation: Utilized in potting compounds and encapsulants for electronic components due to its potential insulating and protective properties.
• Catalyst and Additive Carrier: The polymeric structure can act as a support or matrix for catalysts and functional additives in various chemical processes.
• Research & Development: Employed in academic and industrial R&D for developing new materials with customized silicate-phosphate networks.

Basic Information

Product Name	Tetraethyl Silicate, Phosphorous Oxide Polymer
CAS No.	37555-83-2
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Poly(oxyphosphoryltetraethyl orthosilicate); Tetraethyl orthosilicate phosphorus oxide polymer; Phosphorus oxide tetraethyl silicate polymer; TEOS-P2O5 polymer; Ethyl silicate phosphorus oxide adduct; Silicon ethyl phosphate polymer; Tetraethoxysilane phosphorus pentoxide polymer
EINECS	Contact for details

Quality Control

Our Tetraethyl Silicate, Phosphorous Oxide Polymer is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure consistency, purity, and performance. Certificates of Analysis (COA) documenting key parameters such as assay, viscosity, and phosphorus content are available upon request. We are committed to meeting the specific requirements of our industrial and research partners.

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). Keep the container tightly sealed when not in use to minimize exposure to atmospheric moisture, which can affect product quality and stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms to structure
Assay (Si and P content)	≥ 95%
Viscosity (at 25°C)	Contact for details
Density (at 25°C)	Contact for details
Moisture Content (Karl Fischer)	≤ 0.5%

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