Description

Octyltin is an organotin compound, specifically a dialkyltin derivative, known for its role as a highly effective heat stabilizer and catalyst in polymer chemistry. Its primary value lies in its ability to prevent thermal degradation during the high-temperature processing of polyvinyl chloride (PVC), ensuring the longevity and performance of the final material. This product is essential for manufacturers in the plastics, coatings, and specialty chemical industries seeking to produce durable, high-quality polymer products.

Application

• PVC Heat Stabilizer: Primary application as a highly efficient stabilizer in rigid and flexible PVC formulations for pipes, profiles, cables, and films.
• Polyurethane Catalyst: Acts as a catalyst in the production of polyurethane foams and elastomers, promoting the reaction between isocyanates and polyols.
• Silicone Cross-Linking Agent: Used as a catalyst in the curing of silicone rubbers and resins.
• Esterification & Transesterification Catalyst: Facilitates organic synthesis reactions in the production of plasticizers, lubricants, and fine chemicals.
• Glass Coating Precursor: Serves as a starting material for depositing tin oxide coatings on glass for enhanced properties.
• Wood Preservative Component: Used in formulations to protect wood against fungal decay and insect damage.

Basic Information

Product Name	Octyltin
CAS No.	15231-57-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Dioctyltin; Dioctyltin compound; Octyltin stabilizer; Di-n-octyltin; Tin, dioctyl-; Organotin stabilizer OTS; PVC heat stabilizer OTS; EINECS 239-255-5
EINECS	239-255-5

Quality Control

Our Octyltin is manufactured under strict quality management systems to ensure batch-to-batch consistency and reliability. Quality is verified through a series of analytical tests including assay, identification, and impurity profiling. A Certificate of Analysis (COA) documenting purity and key specifications is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong oxidizers and acids. Recommended storage temperature is 15-25°C. The container must be kept tightly sealed to minimize exposure to moisture and air.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (Sn content)	Min. 95.0%
Specific Gravity (20°C)	1.05 - 1.15
Refractive Index (20°C)	1.480 - 1.510

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