Description

Dibutylbis(Octadeca-9(Z),12(Z)-Dienoyloxy)Stannane is a specialized organotin compound, specifically a dibutyltin dilinoleate, valued for its role as a highly effective catalyst and stabilizer in polymer chemistry. Its primary commercial value lies in accelerating polyurethane and silicone elastomer production while ensuring superior thermal stability and mechanical properties in the final product. This chemical is essential for manufacturers in the plastics, coatings, and sealants industries seeking to optimize their curing processes and enhance material performance.

Application

• Primary catalyst for polyurethane (PU) foam and elastomer production.
• Stabilizer and catalyst in the manufacture of silicone rubbers and sealants.
• Cross-linking agent for room-temperature vulcanizing (RTV) silicone systems.
• Additive in PVC stabilizer formulations to improve heat resistance.
• Catalyst component for esterification and transesterification reactions.
• Used in the synthesis of high-performance coatings and adhesives.
• Intermediate in the preparation of other functional organotin compounds.

Basic Information

Product Name	Dibutylbis(Octadeca-9(Z),12(Z)-Dienoyloxy)Stannane
CAS No.	85391-79-3
Molecular Formula	C50H92O4Sn
Molecular Weight	851.85 g/mol
Synonyms	Dibutyltin Dilinoleate; Dibutylbis(9,12-Linoleoyloxy)Stannane; Stannane, Dibutylbis(9,12-Octadecadienoyloxy)-, (Z,Z)-; Dibutyltin Bis(linoleate); DBTL (Linoleate); Organotin Catalyst DBTL-L; Tin Catalyst T-9 (Linoleate type); Dibutylstannylene Dilinoleate
EINECS	Contact for details

Quality Control

Our Dibutyltin Dilinoleate is manufactured under strict quality management systems to ensure batch-to-batch consistency and high performance. Each lot undergoes comprehensive analytical testing, including assay, identification, and impurity profiling, to meet exacting industry specifications. A Certificate of Analysis (COA) detailing purity, tin content, and other critical parameters is provided with every shipment to guarantee compliance with your formulation requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, open flames, and incompatible materials such as strong acids and oxidizing agents. Under these conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	Clear, viscous yellow to amber liquid
Identification (IR)	Conforms to structure
Assay (Tin Content)	≥ 13.5 %
Purity (HPLC)	≥ 95.0 %
Acid Value	≤ 2.0 mg KOH/g
Moisture (KF)	≤ 0.5 %
Specific Gravity (20°C)	0.98 - 1.02
Refractive Index (20°C)	1.480 - 1.490

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