CA1004669A - Process for crosslinking hydrophilic colloids - Google Patents

Process for crosslinking hydrophilic colloids

Info

Publication number
CA1004669A
CA1004669A CA138,609A CA138609A CA1004669A CA 1004669 A CA1004669 A CA 1004669A CA 138609 A CA138609 A CA 138609A CA 1004669 A CA1004669 A CA 1004669A
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
CA138,609A
Other languages
English (en)
Other versions
CA138609S (en
Inventor
Paul Tschopp
Alfred Froehlich
Werner Deuschel
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 CA1004669A publication Critical patent/CA1004669A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/02—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
    • C07D239/24—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
    • C07D239/28—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms
    • C07D239/32—One oxygen, sulfur or nitrogen atom
    • C07D239/42—One nitrogen atom
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/0052—Preparation of gels
    • B01J13/0065—Preparation of gels containing an organic phase
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/02—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
    • C07D239/24—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
    • C07D239/28—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms
    • C07D239/46—Two or more oxygen, sulphur or nitrogen atoms
    • C07D239/47—One nitrogen atom and one oxygen or sulfur atom, e.g. cytosine
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Dispersion Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Plural Heterocyclic Compounds (AREA)
CA138,609A 1971-04-05 1972-03-30 Process for crosslinking hydrophilic colloids Expired CA1004669A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH501971A CH574759A5 (it) 1971-04-05 1971-04-05

Publications (1)

Publication Number Publication Date
CA1004669A true CA1004669A (en) 1977-02-01

Family

ID=4286532

Family Applications (1)

Application Number Title Priority Date Filing Date
CA138,609A Expired CA1004669A (en) 1971-04-05 1972-03-30 Process for crosslinking hydrophilic colloids

Country Status (9)

Country Link
US (1) US3826788A (it)
JP (1) JPS5536974B1 (it)
BE (1) BE781621A (it)
CA (1) CA1004669A (it)
CH (1) CH574759A5 (it)
DE (1) DE2215720A1 (it)
FR (1) FR2132420B1 (it)
GB (1) GB1378440A (it)
IT (1) IT952504B (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH574980A5 (it) 1973-03-09 1976-04-30 Ciba Geigy Ag
CH611435A5 (it) * 1974-06-05 1979-05-31 Ciba Geigy Ag
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
US4092466A (en) * 1976-07-19 1978-05-30 Nasa Heat resistant polymers of oxidized styrylphosphine
GB1593543A (en) * 1977-05-10 1981-07-15 Agfa Gevaert Hardening of proteinaceous materials
GB1594143A (en) * 1977-05-10 1981-07-30 Agfa Gevaert Hardening solutions for proteinaceous materials
JPS60225148A (ja) * 1984-04-23 1985-11-09 Fuji Photo Film Co Ltd ゼラチンの硬化方法
JPS619512U (ja) * 1984-06-20 1986-01-21 石川島芝浦機械株式会社 エンジンのブリ−ザ装置
JPS61128241A (ja) * 1984-11-28 1986-06-16 Fuji Photo Film Co Ltd ゼラチンの硬化方法
US5096975A (en) * 1990-05-23 1992-03-17 Eastman Kodak Company Cross-linked polymers from vinyl benzene sulfonate salts and ethylenic hydroxy monomers
ATE278650T1 (de) * 1999-03-08 2004-10-15 Tokuyama Corp Ein verfahren zur herstellung von carbonsäure- derivaten und ein kondensationshilfsmittel mit einem quarternären ammonium-salz
CN1196686C (zh) * 2000-03-09 2005-04-13 株式会社德山 保存季铵盐的方法
DE10029139A1 (de) * 2000-06-14 2002-01-03 Sueddeutsche Kalkstickstoff Verfahren zur Herstellung von Amiden oder Estern
JP5896407B2 (ja) * 2012-01-30 2016-03-30 国立大学法人金沢大学 トリアジン化合物
JP6486699B2 (ja) * 2015-01-29 2019-03-20 国立大学法人金沢大学 脱水縮合剤
JP6486700B2 (ja) * 2015-01-29 2019-03-20 国立大学法人金沢大学 脱水縮合剤
JP6486717B2 (ja) * 2015-02-26 2019-03-20 国立大学法人金沢大学 トリアジン化合物
CN114259952A (zh) * 2021-12-22 2022-04-01 南京大学 一种耐强酸型吡啶基水凝胶的功能基稳定调控方法与应用

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3309376A (en) * 1961-08-02 1967-03-14 Polaroid Corp Bis-quaternary ammonium salts

Also Published As

Publication number Publication date
IT952504B (it) 1973-07-30
CH574759A5 (it) 1976-04-30
FR2132420A1 (it) 1972-11-17
DE2215720A1 (de) 1972-10-19
GB1378440A (en) 1974-12-27
US3826788A (en) 1974-07-30
BE781621A (fr) 1972-10-04
JPS5536974B1 (it) 1980-09-25
FR2132420B1 (it) 1974-08-02

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