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Omnicat 550 is a highly reactive odorless and benzene free photoinitiator designed for use in cationic curing inks and coatings. It is particularly suited to use in pigmented inks. Omnicat 550 has good solubility in the cycloaliphatic epoxides and oxetane diluents used in cationic UV curing formulations. Omnicat 550 is not sensitized by either hydroxyketone photoiniators, thioxanthones or anthracene derivatives.

Chemical Family: Cationics

Functions: Photoinitiator

CAS Number: 591773-92-1

End Uses: Flexography Ink, Other Ink Types, Radiation Curable Adhesive, Radiation Curable Coating, Screen Printing Ink

Synonyms: Omnicat 550

    Knowde Enhanced TDS

    Identification & Functionality

    Chemical Family
    CASE Ingredients Functions
    CAS No.
    591773-92-1
    EC No.
    611-808-3
    Technologies

    Applications & Uses

    Compatible Substrates & Surfaces
    Cure Method
    Adhesive & Sealant Type
    Recommended Applications
    • Graphic Arts
    Technology

    Properties

    Typical Properties
    Through CureVery Good
    Surface CureVery Good
    Clear SystemsGood
    White SystemsGood
    Pigmented SystemsExcellent
    LED CureGood
    ValueUnitsTest Method / Conditions
    UV Absorption286.0nm-

    Packaging & Availability

    Availablity
    Available in Europeyes
    Available in the USAyes
    Available in Chinayes