US1758676A - Light-sensitive layers and process of preparing them - Google Patents

Light-sensitive layers and process of preparing them Download PDF

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Publication number
US1758676A
US1758676A US292319A US29231928A US1758676A US 1758676 A US1758676 A US 1758676A US 292319 A US292319 A US 292319A US 29231928 A US29231928 A US 29231928A US 1758676 A US1758676 A US 1758676A
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US
United States
Prior art keywords
sensitive layers
parts
preparing
acid
light
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
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US292319A
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English (en)
Inventor
Schmidt Maximilian Paul
Krieger Wilhelm
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.)
Kalle GmbH and Co KG
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Kalle GmbH and Co KG
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 Kalle GmbH and Co KG filed Critical Kalle GmbH and Co KG
Application granted granted Critical
Publication of US1758676A publication Critical patent/US1758676A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • G03C1/52—Compositions containing diazo compounds as photosensitive substances
    • G03C1/60—Compositions containing diazo compounds as photosensitive substances with macromolecular additives

Definitions

  • the present invention relates to the preparation of light-sensitive layers by means 0 diazo compounds.
  • ⁇ Ve claim 1 The process of preparing light-sensitive layers by means of diazo compounds, which consists in adding to the diazo compound a mixture of boric acid and a hydroxycarboxylic acid.
  • sensitive layers consisting of a diazo compound and a mixture of boric acid and a hydl'oxycarboxylic acid.
  • sensitive layers consisting of a diazo compound and a mixture of boric acid and tartaric acid.
  • sensitive layers consisting of a mixture of a diazo compound, an azo dyestuif component, boric acid and tartaric acid.
  • a sensitive layer consisting of the zinc chloride double salt from 1-amino-3-methyli-monoethylaminobenzene, 2.7 -dihydroxynaphthalene, boric acid and tartaric acid.

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  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
US292319A 1927-07-21 1928-07-12 Light-sensitive layers and process of preparing them Expired - Lifetime US1758676A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE294247X 1927-07-21

Publications (1)

Publication Number Publication Date
US1758676A true US1758676A (en) 1930-05-13

Family

ID=6083969

Family Applications (1)

Application Number Title Priority Date Filing Date
US292319A Expired - Lifetime US1758676A (en) 1927-07-21 1928-07-12 Light-sensitive layers and process of preparing them

Country Status (4)

Country Link
US (1) US1758676A (es)
FR (1) FR657851A (es)
GB (1) GB294247A (es)
NL (1) NL25241C (es)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2442061A (en) * 1944-09-26 1948-05-25 Gen Aniline & Film Corp Acid stabilized light-sensitive diazotype coating
US2537097A (en) * 1945-08-18 1951-01-09 Gen Aniline & Film Corp Dyeing of textile materials by the use of light-sensitive diazo salts
US2591309A (en) * 1945-11-10 1952-04-01 Gen Aniline & Film Corp Photographically sensitive diazotype element
US2605182A (en) * 1947-11-28 1952-07-29 Gen Aniline & Film Corp Diazotypes containing n-substituted p-diazoanilines having radicals of at least four conjugated c-c double bonds as n-substituents

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2442061A (en) * 1944-09-26 1948-05-25 Gen Aniline & Film Corp Acid stabilized light-sensitive diazotype coating
US2537097A (en) * 1945-08-18 1951-01-09 Gen Aniline & Film Corp Dyeing of textile materials by the use of light-sensitive diazo salts
US2591309A (en) * 1945-11-10 1952-04-01 Gen Aniline & Film Corp Photographically sensitive diazotype element
US2605182A (en) * 1947-11-28 1952-07-29 Gen Aniline & Film Corp Diazotypes containing n-substituted p-diazoanilines having radicals of at least four conjugated c-c double bonds as n-substituents

Also Published As

Publication number Publication date
NL25241C (es)
FR657851A (fr) 1929-05-28
GB294247A (en) 1929-09-26

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