CA974513A - Process for crosslinking hydrophilic colloids - Google Patents

Process for crosslinking hydrophilic colloids

Info

Publication number
CA974513A
CA974513A CA117,461A CA117461A CA974513A CA 974513 A CA974513 A CA 974513A CA 117461 A CA117461 A CA 117461A CA 974513 A CA974513 A CA 974513A
Authority
CA
Canada
Prior art keywords
hydrophilic colloids
crosslinking hydrophilic
crosslinking
colloids
hydrophilic
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA117,461A
Other languages
English (en)
Inventor
Paul Tschopp
Carlo Boragine
Werner Deuschel
Rainer Kitzing
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
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
Application granted granted Critical
Publication of CA974513A publication Critical patent/CA974513A/en
Expired legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Physics & Mathematics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
CA117,461A 1970-07-07 1971-07-06 Process for crosslinking hydrophilic colloids Expired CA974513A (en)

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
CA974513A true CA974513A (en) 1975-09-16

Family

ID=4361687

Family Applications (1)

Application Number Title Priority Date Filing Date
CA117,461A Expired CA974513A (en) 1970-07-07 1971-07-06 Process for crosslinking hydrophilic colloids

Country Status (9)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH569308A5 (de) * 1972-02-29 1975-11-14 Ciba Geigy Ag
CH587079A5 (de) * 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 (de) 1972-04-14
BE769547A (fr) 1972-01-06
DE2133402A1 (de) 1972-01-20
SU438193A3 (ru) 1974-07-30
NL7109332A (de) 1972-01-11
US3792021A (en) 1974-02-12
CH537974A (de) 1973-06-15
GB1328731A (en) 1973-08-30

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