PREVENTION OF STATIC IN LIGHT-SENSITIVE PHOTOGRAPHIC MATERIALS USING BISAMINIMIDE COMPOUNDS
1374779 Photographic antistatic agents KONISHIROKU PHOTO INDUSTRY Co Ltd 17 Dec 1971 [18 Dec 1970] 58663/71 Heading G2C [Also in Division C2] Antistatic compounds for use in a light-sensitive silver halide photographic emulsion or element or a photographic treatment bath (e.g. a developing solution,...
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Zusammenfassung: | 1374779 Photographic antistatic agents KONISHIROKU PHOTO INDUSTRY Co Ltd 17 Dec 1971 [18 Dec 1970] 58663/71 Heading G2C [Also in Division C2] Antistatic compounds for use in a light-sensitive silver halide photographic emulsion or element or a photographic treatment bath (e.g. a developing solution, stop solution, fixing solution or water mark preventing solution) are of formula wherein each of R 1 , R 3 , R 5 and R 7 independently represents an alkyl group having 1 to 4 carbon atoms, each of R 2 and R 6 independently represents (i) an alkyl group which is unsubstituted or substituted by halogen, hydroxy or alkoxy, (ii) an aryl, aralkyl or aryloxyalkyl group the alkyl portion of which is unsubstituted or hydroxy-substituted, and the aryl portion of which is unsubstituted or ring-substituted; or (iii) a heterocyclic group; R 4 represents a divalent group, and X- is an anion. |
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