Sinocure® 6976

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Sinocure® 6976

Mixed triarylsulfonium hexafluoroantimonate salts, cationic photoinitiator, UVI-6976 replacement

Sinocure® 6976 is a cationic photoinitiator, which is a mixture of triarylsulphonium hexafluoroantimonate salts in propylene carbonate.

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SINOCURE® 6976


  • Synonym: UV Cationic Photoinitiator 6993;UVI-6993;UVI-6976; Mixed type triarylsulfonium hexafluoro antimonate salts

  • CAS NO: 71449-78-0 & 89452-37-9 & 108-32-7

  • Molecular Structure：

Standard :
AppearanceYellow Liquid
Active Content50% min
Gardner Color4 max
Water1.0% max
Ε¦ at λ 291 nm101 (Solvent: acetonitrile)
Ε¦ at λ 279 nm96 (Solvent: acetonitrile)


UV Absorption Spectrum :

Applications :

1、Clear coatings and thicker films.

2、Used to cure cycloaliphatic epoxy resins such as Sinepoxy® CER-421 and Sinepoxy® CER-4299, vinyl ethers and other cationically cured materials.

3、A starting formulation would contain 1.5 – 3.0 % w/w of SINOCURE® 6993 in a clear coating.


Packaging :

  • Packing:25kgs to 200kgs/drum.

  • Delivery:with in 5-7 working days.


Storage :

Stored in a cool dry place out of direct sunlight.

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WHY CHOOSE SINOCURE?

  • Customized development

    Provide formulation optimization support for water-based/solvent-based systems

  • Global compliance

    Full coverage of REACH, FDA, and GB standards

  • Stable supply

    99.8% on-time delivery rate, 10,000-ton production capacity guarantee

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