Chemistry: electrical and wave energy – Processes and products – Processes of treating materials by wave energy
Patent
1976-07-12
1977-10-04
Williams, Howard S.
Chemistry: electrical and wave energy
Processes and products
Processes of treating materials by wave energy
B01J 110
Patent
active
040522776
ABSTRACT:
Process for preparing perfluorinated ethers by exposing perfluorocarbonyl compounds of the formula ##STR1## wherein R.sub.1 and R.sub.2 mean identical or different perfluoroalkyl radicals optionally containing one or several ether-like bound oxygen atoms to light rays having a wave length of from 100 to 600 m .mu., in a liquid phase, and the compounds thus prepared.
REFERENCES:
patent: 3849504 (1974-11-01), Mitsch
Hoechst Aktiengesellschaft
Williams Howard S.
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