FR819627A - Procédé de diazotypie - Google Patents

Procédé de diazotypie

Info

Publication number: FR819627A
Authority: FR; France
Prior art keywords: diazotype process; diazotype
Prior art date: 1936-03-25
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

Other languages

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.)

Cellophane SA France

Original Assignee

Cellophane SA France

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.)

1936-03-25

Filing date

1937-03-23

Publication date

1937-10-22

1937-03-23 Application filed by Cellophane SA France filed Critical Cellophane SA France

1937-10-22 Application granted granted Critical

1937-10-22 Publication of FR819627A publication Critical patent/FR819627A/fr

Status Expired legal-status Critical Current

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
- G03C1/58—Coupling substances therefor

Landscapes

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)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Paper (AREA)

FR819627D 1936-03-25 1937-03-23 Procédé de diazotypie Expired FR819627A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DEK141647D DE651145C (de)	1936-03-25	1936-03-25	Verfahren zur Herstellung von Diazotypien

Publications (1)

Publication Number	Publication Date
FR819627A true FR819627A (fr)	1937-10-22

Family

ID=6544220

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR819627D Expired FR819627A (fr)	1936-03-25	1937-03-23	Procédé de diazotypie

Country Status (4)

Country	Link
US (1)	US2150565A (fr)
DE (1)	DE651145C (fr)
FR (1)	FR819627A (fr)
GB (1)	GB491095A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2542716A (en) *	1945-07-16	1951-02-20	Gen Aniline & Film Corp	Multicolor diazotype layers
US2542715A (en) *	1945-07-16	1951-02-20	Gen Aniline & Film Corp	Multicolor diazotype layers
US2551570A (en) *	1946-10-24	1951-05-01	Gen Aniline & Film Corp	Azo dye components of the amino naphthol series for diazotypes
US2593839A (en) *	1948-11-23	1952-04-22	Gen Aniline & Film Corp	Diazotype photoprinting material
US2548845A (en) *	1948-12-16	1951-04-10	Gen Aniline & Film Corp	4-hydroxy-2-alkylbenzimidazoles as azo coupling components in diazotypes
DE1255486C2 (de) *	1963-09-14	1973-04-19	Kalle Ag	Zweikomponenten-Diazotypiematerial
GB1244434A (en) *	1968-05-15	1971-09-02	Ricoh Kk	Improvements in and relating to photosensitive materials

1936
- 1936-03-25 DE DEK141647D patent/DE651145C/de not_active Expired
1937
- 1937-03-04 GB GB6502/37A patent/GB491095A/en not_active Expired
- 1937-03-23 FR FR819627D patent/FR819627A/fr not_active Expired
- 1937-03-23 US US132544A patent/US2150565A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US2150565A (en)	1939-03-14
DE651145C (de)	1937-10-08
GB491095A (en)	1938-08-26

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