HARDENING FIXER FOR PHOTOGRAPHIC SILVER HALIDE MATERIAL

1520114 Hardening fixer AGFA-GEVAERT 26 May 1976 [13 June 1975] 25405/75 Heading G2C A hardening fixer composition for use in the processing of photographic silver halide elements, comprising a silver halide solvent and an aluminium salt also contains a 1-hydroxy-alkylidene diphosphonic acid the alk...

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Bibliographische Detailangaben
Hauptverfasser:	FIERENS, MARCEL ROBERT, HEYLEN, RENAAT FRANS
Format:	Patent
Sprache:	eng
Schlagworte:	AUXILIARY PROCESSES IN PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR,STEREO-PHOTOGRAPHIC PROCESSES PHOTOGRAPHY PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES PHYSICS
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Beschreibung
Zusammenfassung:	1520114 Hardening fixer AGFA-GEVAERT 26 May 1976 [13 June 1975] 25405/75 Heading G2C A hardening fixer composition for use in the processing of photographic silver halide elements, comprising a silver halide solvent and an aluminium salt also contains a 1-hydroxy-alkylidene diphosphonic acid the alkylidene group of which contains from 2 to 5 C-atoms. Usual ingredients to give an acidity between about pH 3À5 and about pH 5À5 may also be present.