Description

Triphenyltin 3,5-Diisopropylsalicylate is a specialized organotin compound that functions as a highly effective stabilizer and catalyst in advanced polymer systems. Its value lies in its ability to impart exceptional heat and light stability, significantly extending the service life of high-performance materials. This product is essential for manufacturers in the plastics, coatings, and specialty chemical industries seeking to enhance the durability and performance of their formulations under demanding conditions.

Application

• Primary heat stabilizer for rigid and flexible PVC (polyvinyl chloride) formulations.
• Key additive in light stabilization systems for outdoor plastic products and coatings.
• Used as a catalyst in polyurethane (PU) and silicone elastomer production.
• Employed in the stabilization of engineering plastics to prevent thermal degradation during processing.
• Component in antifouling paint formulations for marine applications.
• Stabilizing agent for wire and cable insulation compounds.
• Additive in adhesive and sealant chemistries to improve aging resistance.

Basic Information

Product Name	Triphenyltin 3,5-Diisopropylsalicylate
CAS No.	143716-16-9
Molecular Formula	C31H32O3Sn
Molecular Weight	571.28 g/mol
Synonyms	Triphenyltin Diisopropylsalicylate; 3,5-Diisopropylsalicylic Acid Triphenyltin Ester; Triphenylstannyl 3,5-bis(1-methylethyl)salicylate; TPT-DIPS; Tin, triphenyl-, 3,5-diisopropylsalicylate; Organotin Stabilizer TPT-S; Thermolite TPT
EINECS	Contact for details

Quality Control

Our Triphenyltin 3,5-Diisopropylsalicylate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including assay, identification, and impurity profiling, to ensure it meets precise specifications for industrial use. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and consistency.

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). Keep away from heat, open flames, and incompatible materials. Due to its light-sensitive nature, the container should be opaque or stored in darkness.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Tin (Sn) Content	Contact for details

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