ADDITOL® DMMTA is a white crystalline additive primarily designed for the automotive, transportation, and paints and coatings markets. This additive is well-suited for automotive OEM coatings and demonstrates compatibility with wood substrates. Its versatile applications encompass flexographic, offset, and screen inks, along with pigmented coatings.

Functions: Photoinitiator

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

CASE Ingredients Functions
Technologies

Features & Benefits

Performance Highlights

ADDITOL® DMMTA is characterized by:

  • Good solubility
  • Low volatility

UV curable formulated products containing ADDITOL® DMMTA are characterized by:

  • Good surface cure
  • Good through cure in pigmented systems

The final properties of UV cured products also depend on the selection of other components such as oligomers, reactive diluents and additives.

Applications & Uses

Compatible Substrates & Surfaces
Suggested Applications

ADDITOL® DMMTA is typically used at levels of 2-4% by weight based on the reactive components of the formulation. The addition of 0.2-0.4% ADDITOL® ITX can significantly improve reactivity. Applications include:

  • Flexographic inks
  • Offset inks
  • Screen inks
  • Pigmented coatings

Properties

Appearance
White crystalline
Physical Properties
ValueUnitsTest Method / Conditions
Volatile Contentmax. 0.5%
Molecular Weight279.4
Extinction Co-efficients (230nm)28.921Litres Gram-1 Cm-1
Extinction Co-efficients (340nm)65.505Litres Gram-1 Cm-1
Typical Properties
ValueUnitsTest Method / Conditions
Puritymin. 99%HPLC, LC-MS
Melting Point72 - 76°C

Storage & Handling

Storage and Handling

Store the material in a dry area out of direct sunlight. Prevent exposure to any UV or visible light. Keep containers closed and protect from physical damage.