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Trimethylolpropane Triacrylate

CAS NO. 15625-89-5
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Product Name

Trimethylolpropane Triacrylate (TMPTA)

(Trifunctional Reactive Diluent)

CAS NO. 15625-89-5
Formula & Weight C15H20O6 (MW: 296.32)
Chemical Structure TMPTA Chemical Structure
Technical Specifications
  • Appearance: Clear colorless or light yellow liquid

  • Purity (GC): ≥ 99.9% (Premium Grade)

  • Color (APHA): ≤ 35

  • Acid Value: ≤ 1.0 mg KOH/g

  • Water Content: ≤ 0.2%

  • Viscosity (25°C): 80 - 120 mPa.s

  • Density: 1.10 g/cm³

Key Performance & Applications

A versatile monomer providing high crosslink density and rapid cure speeds:

  • UV/EB Coatings: Provides exceptional hardness and chemical resistance for automotive, wood flooring, and metal coatings.

  • UV Inks: Ideal for Lithographic (Offset), Flexo, and Screen printing inks requiring fast drying.

  • 3D Printing & Adhesives: Key component in SLA/DLP resins and anaerobic structural adhesives.

  • Performance: Enhances abrasion resistance and gloss in final cured films.

Packaging & Supply

Packaging: 200kg Iron/Plastic Drum or 1000kg IBC Tank.

Logistics: Professional chemical handling with global shipping capabilities to Europe & Americas.

Sourcing High-Purity TMPTA?

Royalchem ensures ≥99.9% Purity consistency for your most demanding UV/EB formulations.
Contact us today for TDS, SDS, and competitive pricing.

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