GB628760A - Improvements in disazo dyes - Google Patents

Improvements in disazo dyes

Info

Publication number
GB628760A
GB628760A GB2471/47A GB247147A GB628760A GB 628760 A GB628760 A GB 628760A GB 2471/47 A GB2471/47 A GB 2471/47A GB 247147 A GB247147 A GB 247147A GB 628760 A GB628760 A GB 628760A
Authority
GB
United Kingdom
Prior art keywords
diaminostilbene
coupling
disazo dyes
sulphanilate
tetrazotizing
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
GB2471/47A
Other languages
English (en)
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.)
Technicolor Motion Picture Corp
Original Assignee
Technicolor Motion Picture 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
Application filed by Technicolor Motion Picture Corp filed Critical Technicolor Motion Picture Corp
Publication of GB628760A publication Critical patent/GB628760A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/205—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of a diaryl- or triaryl- alkane or-alkene
    • C09B35/215—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of a diaryl- or triaryl- alkane or-alkene of diarylethane or diarylethene
    • 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
    • G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/22—Subtractive cinematographic processes; Materials therefor; Preparing or processing such materials
    • G03C7/25—Dye-imbibition processes; Materials therefor; Preparing or processing such materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
GB2471/47A 1946-08-23 1947-01-27 Improvements in disazo dyes Expired GB628760A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US628760XA 1946-08-23 1946-08-23

Publications (1)

Publication Number Publication Date
GB628760A true GB628760A (en) 1949-09-05

Family

ID=22045423

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2471/47A Expired GB628760A (en) 1946-08-23 1947-01-27 Improvements in disazo dyes

Country Status (2)

Country Link
FR (1) FR942266A (fr)
GB (1) GB628760A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2405979A1 (fr) * 1977-10-12 1979-05-11 Bayer Ag Nouveaux colorants azoiques et leur procede de production

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2405979A1 (fr) * 1977-10-12 1979-05-11 Bayer Ag Nouveaux colorants azoiques et leur procede de production

Also Published As

Publication number Publication date
FR942266A (fr) 1949-02-03

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