Description

Diethyl 2,4-Dihydroxycyclodisiloxane-2,4-Diylbis(Trimethylene)Diphosphonate Tetrasodium Salt, Reaction Products With Disodium Metasilicate is a specialized organosilicon-phosphonate hybrid compound designed for advanced material science and industrial applications. This product offers a unique combination of silicon-based stability and phosphonate functionality, making it a valuable precursor and additive. It is primarily utilized by manufacturers in the coatings, textile, and construction chemical industries seeking to enhance material properties such as adhesion, flame retardancy, and surface modification.

Application

• As a key cross-linking agent or adhesion promoter in high-performance silicone and hybrid polymer coatings.
• As a flame-retardant synergist in plastics, textiles, and construction materials, leveraging its phosphonate and silicate components.
• For surface treatment and modification of inorganic fillers (e.g., glass, minerals) to improve compatibility with organic polymer matrices.
• In the formulation of specialty detergents and cleaning agents where its silicate and phosphonate groups contribute to sequestration and soil suspension.
• As a potential corrosion inhibitor in aqueous systems or protective coatings for metals.
• In ceramic and glass processing as a binder or processing aid to modify rheology and green strength.

Basic Information

Product Name	Diethyl 2,4-Dihydroxycyclodisiloxane-2,4-Diylbis(Trimethylene)Diphosphonate Tetrasodium Salt, Reaction Products With Disodium Metasilicate
CAS No.	148324-78-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Disodium metasilicate, reaction products with diethyl 2,4-dihydroxycyclodisiloxane-2,4-diylbis(trimethylene)diphosphonate tetrasodium salt; Cyclodisiloxane-based phosphonate silicate adduct; Organosilicon phosphonate silicate complex; Siloxane-phosphonate hybrid polymer precursor; Sodium silicate organophosphonate adduct; Inorganic-organic hybrid binder; Flame retardant synergist P-Si type.
EINECS	Contact for details

Quality Control

Our production of this specialty chemical adheres to strict quality management protocols to ensure batch-to-batch consistency and performance reliability. While specific pharmacopeial standards may not apply, manufacturing is controlled to meet agreed technical specifications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and key physical-chemical parameters is provided with each shipment to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive). Keep the container tightly sealed when not in use to prevent absorption of atmospheric moisture, which may affect product performance and handling.

Specification

Item	Specification
Appearance	White to off-white powder or solid
Identification (IR)	Conforms to structure
Assay (Active Content)	Min. 95%
Loss on Drying	Max. 2.0%
pH (in solution)	10.0 - 12.0
Sodium Content	Contact for details
Silicon Content	Contact for details
Phosphorus Content	Contact for details

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