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US 4,039,521 AGranted
Aromatic diazonium bis(fluorinated alkylsulfonyl) methides
AssigneeMinnesota Mining and Manufacturing Company
InventorGeorge H. Smith
Life of this patent
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Abstract
Light sensitive diazonium compounds having an aromatic stable light sensitive nucleus with a bis-(fluorinated alkylsulfonyl) methide anion are found to be useful for many photosensitive systems. The fluorinated sulfonyl contains a highly fluorinated alkyl moiety.
Claims6
A light-sensitive diazonium salt compound the cation of which is a stable, aromatic, light-sensitive nucleus and the anion of which is a bis(fluorinated alkylsulfonyl) methide, the alkyl portion of the alkylsulfonyl being substantially fluorinated.
Dependencies are inferred from the claim text.