Applications
Products & Solutions
Bleaching & De-Coloration
Fragrances
Hormons & Steroids
Monomers
Polymers
Vitamin D2/D3
Reactions
Chlorination
Fluorination
Photo-Bromination
Photo-Chlorination
Photocatalysis
Photohalogenations
Appropriate photoreactor
Agitated Photoreactors
Use a Side-Loop Photoreactor for
Active pharmaceutical intermediates (API), e.g. synthesis of Artemisinin (antimalarial drug), singlet oxygen reaction
Brominated intermediates for synthesis (e.g. substituted benzylbromides)
Chlorinated intermediates for synthesis (e.g. benzylchloride, benzalchloride, methylchloride)
Chlorinated solvents (e.g. dichloromethane, chloroform, tetrachloromethane)
Fluorinations, Sulfoxidations, Nitrosylations
Fragrances (e.g. singlet oxygen reaction: Rose oxide)
Intermediates for diagnostics (e.g. by photo- bromination or photo-iodination)
Plant treatment intermediates (e.g. pinacols by photo-hydrodimerisation)
Polymer and co-polymer specialities (photopolymerization in homogeneous (liquid), heterogeneous (liquid/liquid and liquid/gas (aerosols) media)
Polymer functionalization (e.g. synthesis of API carriers, photo-halogenations, photooxidations in solid/liquid or sold/gas microheterogeneous media)
Safety agents (e.g. odour additives for gases)
Vitamins (e.g. pre-Vitamin D2 or D3 and derivatives by electrocyclic reaction or Vitamin A by cis-trans isomerization)
Use a Falling-Film Photoreactor for
API synthesis
Aqueous dispersion of polymers that can be solidified into rubber (Latex)
Bleaching
Monomer modification
Photooxidations implying radical intermediates (e.g. AOP)
Preparative photochemistry in general implying strongly absorbing substrates and/or radical imtermediates
Recovery of precious metals
Vitamin D production (prone of filming if high radiant power densities are applied)
Use Agitated Photoreactors for
API carriers and particle modifications (processes in heterogeneous (solid/liquid) media)
Material modifications (processes in heterogeneous – liquid/liquid and solid/liquid – media (e.g. chlorinated rubbers, chlorinated PVC (C-PVC))
Nitrosylations
Photocatalyzed and photo-redox processes (processes in heterogeneous – solid/liquid – media)
Photohalogenations
Photopolymerizations (radical and cationic) in heterogeneous – liquid/liquid and solid/liquid – media) (e.g. Caprolactam as pre-cursor of Nylon 6, Lauryllactam as pre-cursor of Nylon 12, Polyacrylates, Polystyrenes and co-polymers, mini-emulsions with monomer functionalization)
Sulfoxidations and sulfochlorinations (e.g. Sulphochlorinate polyethylene)
Use Flat-Bed Photoreactors for
API and intermediate synthesis (e.g. Iribotecan by Cis-Trans Isomerization and Artemisinin by Singlet Oxygen Reaction)
Mercaptan synthesis (e.g. Cyclohexylthiol via H2S addition)
Fragrances (e.g. Rose Oxyde via Singlet Oxygen Reaction)
(Metalla)photoredox Cross-couplings
Fluoroalkylations
Halogenations
C-H Functionalizations
API & intermediate synthesis with high abs. coefficient
Photooxidations implying radical intermediates (e.g. AOP)
Steroid-hormone synthesis (e.g., production of Vitamin D derivatives)
Production of vitamins (e.g., Vitamin A)
Fluoroalkylations (e.g., Trifluoromethylation with the Langlois reagent)
Cycloadditions
