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PYRYLIUM SALTS AS PICKLING INHIBITORS
United States Patent 3434973
US Patent References:
Light-sensitive layers containing pyrylium and thiapyrylium salts
- - 3250615
Inventors:
Bode, James Daniel
Publication Date:
03/25/1969
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Download PDF 3434973
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Assignee:
FMC CORP
Primary Class:
510/259
Other Classes:
252/79.400
International Classes:
C23G1/06
;
C23G1/02
; C23G1/04
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