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Fascinating Silicone™ Chemistry Corner – Photo-Initiated Cure

Photo-initiated addition-cure systems for silicone polymers


Reaction: Addition
Reactants/functionality: SiH/SiVi
Catalysts: Various photo-initiators/sensitizers
Stimulus for cure: Infrared (IR), ultraviolet light (UV), or electron beam 

Common applications:
Coatings for optical fiber and electronics

Advantages

  • Ability to use in heat-sensitive applications

Disadvantages

  • Capital costs

Expand your understanding

Learn about:
One- vs. two-part systems
Peroxide cure
Condensation heat cure
RTV moisture cure
Temperature-activated addition cure

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