BE769547A - Procede de retification de colloides hydrophiles - Google Patents

Procede de retification de colloides hydrophiles

Info

Publication number
BE769547A
BE769547A BE769547A BE769547A BE769547A BE 769547 A BE769547 A BE 769547A BE 769547 A BE769547 A BE 769547A BE 769547 A BE769547 A BE 769547A BE 769547 A BE769547 A BE 769547A
Authority
BE
Belgium
Prior art keywords
retification
hydrophilic colloids
colloids
hydrophilic
retification process
Prior art date
Application number
BE769547A
Other languages
English (en)
Original Assignee
Ciba Geigy Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ciba Geigy Ag filed Critical Ciba Geigy Ag
Publication of BE769547A publication Critical patent/BE769547A/fr

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/30—Hardeners
    • G03C1/301—Aldehydes or derivatives thereof, e.g. bisulfite addition products
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/44—Preparation of metal salts or ammonium salts
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/0025—Crosslinking or vulcanising agents; including accelerators
BE769547A 1970-07-07 1971-07-06 Procede de retification de colloides hydrophiles BE769547A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1029970A CH537974A (de) 1970-07-07 1970-07-07 Verwendung ungesättigter Oniumverbindungen zum Vernetzen von Gelatine

Publications (1)

Publication Number Publication Date
BE769547A true BE769547A (fr) 1972-01-06

Family

ID=4361687

Family Applications (1)

Application Number Title Priority Date Filing Date
BE769547A BE769547A (fr) 1970-07-07 1971-07-06 Procede de retification de colloides hydrophiles

Country Status (9)

Country Link
US (1) US3792021A (fr)
BE (1) BE769547A (fr)
CA (1) CA974513A (fr)
CH (1) CH537974A (fr)
DE (1) DE2133402A1 (fr)
FR (1) FR2103666A5 (fr)
GB (1) GB1328731A (fr)
NL (1) NL7109332A (fr)
SU (1) SU438193A3 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH569308A5 (fr) * 1972-02-29 1975-11-14 Ciba Geigy Ag
CH587079A5 (fr) * 1973-04-12 1977-04-29 Ciba Geigy Ag
GB1462789A (en) * 1973-10-12 1977-01-26 Ciba Geigy Ag Gelatin hardening agents
US3951940A (en) * 1974-09-30 1976-04-20 Ciba-Geigy Ag Method of producing a hardened gelatin layer using aqueous solution of a 2-halogeno pyridinium compound
JPS61100743A (ja) * 1984-10-24 1986-05-19 Fuji Photo Film Co Ltd ゼラチンの硬化方法

Also Published As

Publication number Publication date
FR2103666A5 (fr) 1972-04-14
CA974513A (en) 1975-09-16
DE2133402A1 (de) 1972-01-20
SU438193A3 (ru) 1974-07-30
NL7109332A (fr) 1972-01-11
US3792021A (en) 1974-02-12
CH537974A (de) 1973-06-15
GB1328731A (en) 1973-08-30

Similar Documents

Publication Publication Date Title
BE762438A (fr) Procede de denicotinisation
BE790547R (fr) Procede de fabrication de copolymeres
BE762422A (fr) Procede de preparation de microcapsules
BE781621A (fr) Procede de reticulation de colloides hydrophiles
BE765185A (fr) Procede de fonderie
BE768053A (fr) Procede de preparation de cyclopentene
BE765287A (fr) Procede de preparation de derives de 3-
BE768537A (fr) Procede de marquage
BE771841A (fr) Procede de fabrication de copolymeres
BE812050A (fr) Procede de reticulation de colloides hydrophiles
BE771121A (fr) Procede de reticulation de colloides hydrophiles
BE795839A (fr) Procede de retification de colloides hydrophiles
BE769547A (fr) Procede de retification de colloides hydrophiles
BE774116A (fr) Procede de faconnage
BE777266A (fr) Procede de micro-encapsulation
BE763011A (fr) Procede de preparation de poly-organo-siloxanes
BE767990A (fr) Procede de preparation de monochlorobenzaldehydes
BE774905A (fr) Procede de preparation de metacroleine
BE813590A (fr) Procede de reticulation des colloides hydrophiles
BE775519A (fr) Procede de preparation de saligenol
BE762442A (fr) Procede de noircissement
FR2293240A1 (fr) Procede de reticulation de colloides hydrophiles
BE777447A (fr) Procede de preparation de monothioalkylene-glycols
BE761797A (fr) Procede de preparation de vinyl-trichlorosilane
BE761633A (fr) Procede de production de 1-aryloxy-2-propanols