Description

Zinc Bis[Diphenylphosphinate] is an organophosphorus zinc complex with the CAS number 10431-73-9. This compound serves as a versatile and effective catalyst and additive, particularly valued for its role in promoting specific polymerization and cross-linking reactions. It is primarily utilized by manufacturers in the polymer, specialty chemical, and advanced materials industries seeking to enhance product performance and process efficiency.

Application

• Polymerization Catalyst: Acts as a catalyst or co-catalyst in the synthesis of specialized polymers, including polyesters and polyamides.
• Flame Retardant Synergist: Used as an additive in polymer formulations to improve flame-retardant properties.
• Cross-Linking Agent: Facilitates the formation of cross-linked networks in thermosetting resins and elastomers to improve thermal and mechanical stability.
• Stabilizer for PVC: Functions as a heat stabilizer in polyvinyl chloride (PVC) processing to prevent degradation.
• Lubricant Additive: Employed as an anti-wear or extreme pressure additive in advanced lubricant and grease formulations.
• Precursor for Materials: Serves as a chemical precursor in the sol-gel process for creating metal-phosphate coatings and advanced ceramics.
• Research & Development: Used in academic and industrial R&D for exploring new catalytic systems and organometallic chemistry.

Basic Information

Product Name	Zinc Bis[Diphenylphosphinate]
CAS No.	10431-73-9
Molecular Formula	C24H20O4P2Zn
Molecular Weight	515.73 g/mol
Synonyms	Zinc Diphenylphosphinate; Bis(diphenylphosphinato)zinc; Zinc Di(diphenylphosphinate); Diphenylphosphinic Acid Zinc Salt; Zinc(II) Bis(diphenylphosphinate); Zinc Diphenylphosphinite; Zn(DPP)2; Zinc P,P-diphenylphosphinate
EINECS	Contact for details

Quality Control

Our Zinc Bis[Diphenylphosphinate] is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC, NMR, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every 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 at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed in a dry environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Zinc (Zn) Content	12.0 - 13.0 %
Loss on Drying	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm

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