US2494906A - Cyan component for diazotype color process - Google Patents

Cyan component for diazotype color process Download PDF

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Publication number
US2494906A
US2494906A US753036A US75303647A US2494906A US 2494906 A US2494906 A US 2494906A US 753036 A US753036 A US 753036A US 75303647 A US75303647 A US 75303647A US 2494906 A US2494906 A US 2494906A
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US
United States
Prior art keywords
diazotype
cyan
color process
naphthalene
acid
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 - Lifetime
Application number
US753036A
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English (en)
Inventor
Sam C Slifkin
Thaddeus J Trojnar
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.)
GAF Chemicals Corp
Original Assignee
General Aniline and Film Corp
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
Priority to NL62286500A priority Critical patent/NL140419B/xx
Priority to NL69307D priority patent/NL69307C/xx
Application filed by General Aniline and Film Corp filed Critical General Aniline and Film Corp
Priority to US753036A priority patent/US2494906A/en
Priority to GB9137/48A priority patent/GB635120A/en
Application granted granted Critical
Publication of US2494906A publication Critical patent/US2494906A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/52Compositions containing diazo compounds as photosensitive substances
    • G03C1/58Coupling substances therefor

Definitions

  • the present invention relates to sensitized diazotype materials'for the diazotype color process which when exposed through a cyan separation positive and developed yield greenish blue images of high intensity.
  • the diazotype process be utilized for the purpose of manufacturing natural color prints.
  • the method suggested involved printing separation positives in the primary colors on separate transparent plastic film layers, dryedeveloping the layers and transposing the layers in register to produce a color print.
  • R is hydroxyl, amino, acylamino, such as, acetylamino, propionylamino, butyrylamino, benzoylamino, and the like, alkylamino, such as,
  • acyl derivatives mentioned above may be prepared by treatment of the 1-hydroxy-8-amino-naphthalene sulfonic acids with the anhydrides of the acids involved just as in the preparation of, for instance, acetyl J acid;
  • the l-hydroXy-B-amino-naphthalene sulfonic acids in which the amino groupie substituted by alkyl or aryl may be prepared by alkylation and arylation, just as in the preparation of, for instance, dimethyl-2-amino-8-naphthol 6-su1fonic acid or of phenyl J acid.
  • diazos which we have found to yield excellent results are those derived from the following compounds:
  • p-amino-N-diethyl-o-toluidine 4-diethylamino-o-phenetidine p- (N-ethyl-N-hydroxyethylamino) -o-to1uidine water or mixtures of water and a low molecular weight alcohol, 1. e., methyl alcohol, ethyl alcohol, and the like.
  • the base to which the sensitizing compositions are applied may be a sheet, film, or the like, of any transparent film-forming material preferably a cellulose ester, such as, cellulose acetate, cellulose propionate, cellulose acetate propionate, and the like.
  • a cellulose ester such as, cellulose acetate, cellulose propionate, cellulose acetate propionate, and the like.
  • the sensitized base is utilized in the manner outlined above, that is, by exposure under a desired cyan separation positive by U. V. light and development by ammonia fumes.
  • Emample I A cellulose acetate film is coated with a solution of the following components:
  • Example II Example III The procedure is the same as in Example I excepting that 1-hydroxy-8-acetylamino-naph- 55 thalene-4- sulf'onic acid is substituted for the dihydroxy-naphthalene sulfonic acid.
  • the processing of the resulting film leads to greenish-blue positives of high density.
  • R is a member selected from the class consisting of hydroxyl, amino, acylamino, alkylamino, and arylamino.
  • the light sensitive diazo compound is the zinc chloride double salt of the diazo from 4-diethylaminoo-phenetidine and the azo coupling component is 1.8-dihydroxy-naphthalene-4-sulfonic acid.
  • the process of producing cyan diazotype prints capable of transmitting both green and blue light comprises sensitizing a transparent base with a composition containing as a light sensitive diazo compound a diazotized p-phenylene-diamine in which one of the amino groups is di-substituted by members selected from the class consisting of alkyl and hydroxyalkyl and as a coupling component a compound of the following formula:

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Color Printing (AREA)
US753036A 1947-06-06 1947-06-06 Cyan component for diazotype color process Expired - Lifetime US2494906A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
NL62286500A NL140419B (nl) 1947-06-06 Werkwijze voor het bereiden van een minstens twee componenten met verschillende dampspanningen bevattende damp.
NL69307D NL69307C (enrdf_load_stackoverflow) 1947-06-06
US753036A US2494906A (en) 1947-06-06 1947-06-06 Cyan component for diazotype color process
GB9137/48A GB635120A (en) 1947-06-06 1948-03-31 Cyan azo-coupling component for diazotype color process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US753036A US2494906A (en) 1947-06-06 1947-06-06 Cyan component for diazotype color process

Publications (1)

Publication Number Publication Date
US2494906A true US2494906A (en) 1950-01-17

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ID=25028879

Family Applications (1)

Application Number Title Priority Date Filing Date
US753036A Expired - Lifetime US2494906A (en) 1947-06-06 1947-06-06 Cyan component for diazotype color process

Country Status (3)

Country Link
US (1) US2494906A (enrdf_load_stackoverflow)
GB (1) GB635120A (enrdf_load_stackoverflow)
NL (2) NL140419B (enrdf_load_stackoverflow)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2694009A (en) * 1948-10-01 1954-11-09 Keuffel & Esser Co Diazo-n-sulfonate light-sensitive material
DE1035474B (de) * 1951-11-30 1958-07-31 American Optical Corp Verfahren zur Herstellung von photographischen Mehrfarbenbildern durch Traenken eines Polyvinylalkoholfilms mit Diazoverbindungen und Aufkopieren der Teilfarbenbilder
US3406071A (en) * 1963-09-14 1968-10-15 Keuffel & Esser Co Naphthol sulfonamides as coupling components for light-sensitive diazotype materials
US3480437A (en) * 1965-11-30 1969-11-25 Gaf Corp Two component diazo sensitizing compositions containing a xanthine compound
US3536490A (en) * 1964-04-28 1970-10-27 Pitney Bowes Inc Novel diazotype copying process
US3769013A (en) * 1968-08-07 1973-10-30 Mita Industrial Co Ltd Wet type diazotype developer
US3849138A (en) * 1961-03-24 1974-11-19 Applied Photo Sciences Color photography
CN110670074A (zh) * 2019-11-05 2020-01-10 朱玉军 一种环保型螺纹钢表面防锈处理剂及其制备方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1710455A (en) * 1926-07-09 1929-04-23 Langguth Werner Process for producing photographs in natural colors
US2375366A (en) * 1941-10-16 1945-05-08 Keuffel & Esser Co Photosensitive materials

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1710455A (en) * 1926-07-09 1929-04-23 Langguth Werner Process for producing photographs in natural colors
US2375366A (en) * 1941-10-16 1945-05-08 Keuffel & Esser Co Photosensitive materials

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2694009A (en) * 1948-10-01 1954-11-09 Keuffel & Esser Co Diazo-n-sulfonate light-sensitive material
DE1035474B (de) * 1951-11-30 1958-07-31 American Optical Corp Verfahren zur Herstellung von photographischen Mehrfarbenbildern durch Traenken eines Polyvinylalkoholfilms mit Diazoverbindungen und Aufkopieren der Teilfarbenbilder
US3849138A (en) * 1961-03-24 1974-11-19 Applied Photo Sciences Color photography
US3406071A (en) * 1963-09-14 1968-10-15 Keuffel & Esser Co Naphthol sulfonamides as coupling components for light-sensitive diazotype materials
US3536490A (en) * 1964-04-28 1970-10-27 Pitney Bowes Inc Novel diazotype copying process
US3480437A (en) * 1965-11-30 1969-11-25 Gaf Corp Two component diazo sensitizing compositions containing a xanthine compound
US3769013A (en) * 1968-08-07 1973-10-30 Mita Industrial Co Ltd Wet type diazotype developer
CN110670074A (zh) * 2019-11-05 2020-01-10 朱玉军 一种环保型螺纹钢表面防锈处理剂及其制备方法
CN110670074B (zh) * 2019-11-05 2021-11-16 北美防锈技术(上海)有限公司 一种环保型螺纹钢表面防锈处理剂及其制备方法

Also Published As

Publication number Publication date
GB635120A (en) 1950-04-05
NL140419B (nl)
NL69307C (enrdf_load_stackoverflow)

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