Description

Trimethylolpropane Tribenzoate is a high-performance benzoate ester plasticizer and modifier, known for its excellent compatibility and permanence in polymer systems. This compound is valued for its ability to enhance flexibility, processability, and durability in a wide range of demanding applications. It is a critical raw material for manufacturers in the plastics, coatings, and specialty chemical industries seeking to improve product performance and longevity.

Application

• Primary plasticizer for PVC (polyvinyl chloride) and other vinyl polymers, providing low volatility and good extraction resistance.
• Key modifier in hot-melt adhesives and sealants to improve flexibility and adhesion properties.
• Performance additive in industrial and decorative coatings to enhance film formation and durability.
• Functional intermediate in the synthesis of specialty polymers and UV-curable resins.
• Plasticizer for printing inks and overprint varnishes to optimize flow and finish.
• Component in elastomer formulations to adjust hardness and processing characteristics.
• Additive for wire and cable insulation compounds requiring good electrical properties and permanence.

Basic Information

Product Name	Trimethylolpropane Tribenzoate
CAS No.	54547-34-1
Molecular Formula	C30H32O6
Molecular Weight	488.57 g/mol
Synonyms	2-Ethyl-2-((benzoyloxy)methyl)-1,3-propanediol dibenzoate; TMP Tribenzoate; 1,1,1-Tris(benzoyloxymethyl)propane; Trimethylolpropane Benzoate Ester; Benzoic Acid, Trimethylolpropane Ester; Propanoic Acid, 2-Ethyl-2-(hydroxymethyl)-1,3-propanediyl Ester; TMPTB; NSC 84175
EINECS	259-237-5

Quality Control

Our Trimethylolpropane Tribenzoate is manufactured under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistent purity, performance, and compliance with agreed specifications. A comprehensive Certificate of Analysis (COA) detailing assay, identity, and impurity profiles is provided with every shipment to guarantee traceability and quality assurance for our global B2B clients.

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 strong oxidizing agents and heat sources. Under these conditions, the product remains stable for extended periods.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or flakes
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0 %
Melting Point	70 - 75 °C
Acid Value	≤ 1.0 mg KOH/g
Moisture (KF)	≤ 0.5 %
Heavy Metals (as Pb)	≤ 10 ppm

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