CH556898A - PROCESS FOR THE PREPARATION OF DIAZOTABLE DIRECT DYES ON FIBER. - Google Patents

PROCESS FOR THE PREPARATION OF DIAZOTABLE DIRECT DYES ON FIBER.

Info

Publication number
CH556898A
CH556898A CH1572473A CH1572473A CH556898A CH 556898 A CH556898 A CH 556898A CH 1572473 A CH1572473 A CH 1572473A CH 1572473 A CH1572473 A CH 1572473A CH 556898 A CH556898 A CH 556898A
Authority
CH
Switzerland
Prior art keywords
diazotable
fiber
preparation
direct dyes
dyes
Prior art date
Application number
CH1572473A
Other languages
Italian (it)
Original Assignee
Acna
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 Acna filed Critical Acna
Publication of CH556898A publication Critical patent/CH556898A/en

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
    • C09B35/35—Trisazo dyes in which the tetrazo component is a diamino-azo-aryl compound
CH1572473A 1972-11-10 1973-11-08 PROCESS FOR THE PREPARATION OF DIAZOTABLE DIRECT DYES ON FIBER. CH556898A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT31513/72A IT970385B (en) 1972-11-10 1972-11-10 DIRECT DIAZOTABLE DYES ON FIBER

Publications (1)

Publication Number Publication Date
CH556898A true CH556898A (en) 1974-12-13

Family

ID=11233713

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1572473A CH556898A (en) 1972-11-10 1973-11-08 PROCESS FOR THE PREPARATION OF DIAZOTABLE DIRECT DYES ON FIBER.

Country Status (11)

Country Link
JP (1) JPS5735206B2 (en)
BE (1) BE807152A (en)
CA (1) CA994763A (en)
CH (1) CH556898A (en)
DE (1) DE2355279C2 (en)
ES (1) ES420394A1 (en)
FR (1) FR2206360B1 (en)
GB (1) GB1446326A (en)
IN (1) IN139417B (en)
IT (1) IT970385B (en)
NL (1) NL7315131A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1095258B (en) * 1978-04-28 1985-08-10 Acna DYSAZOIC DYE AND ITS PREPARATION
US4841037A (en) * 1985-06-11 1989-06-20 Canon Kabushiki Kaisha Amino sulfonaphtholtrisazo compounds and recording liquids containing the same
DE58909429D1 (en) * 1988-07-22 1995-10-19 Ciba Geigy Ag Trisazo dyes and process for dyeing paper.
JPH04118314U (en) * 1991-04-03 1992-10-22 積水化成品工業株式会社 foam sheet tray
CN116018381A (en) * 2020-09-08 2023-04-25 日本化药株式会社 Polarizing film, polarizing plate and liquid crystal display device containing azo compound or salt thereof
CN116261924A (en) * 2020-09-29 2023-06-13 日本化药株式会社 Polarizing element, polarizing plate, and display device provided with same
JPWO2022071204A1 (en) * 2020-09-29 2022-04-07

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR337449A (en) * 1903-12-05 1904-04-09 Societe Pour L'industrie Chimique A Bale Production of new tetrazoic substantive coloring materials
DE427246C (en) * 1923-06-12 1926-11-20 I G Farbenindustrie Akt Ges Process for the production of azo dyes
DE464083C (en) * 1924-04-09 1928-08-07 Chemische Ind Ges Process for producing real tones on the fiber

Also Published As

Publication number Publication date
NL7315131A (en) 1974-05-14
GB1446326A (en) 1976-08-18
JPS5735206B2 (en) 1982-07-28
IN139417B (en) 1976-06-19
FR2206360A1 (en) 1974-06-07
ES420394A1 (en) 1976-04-16
JPS4978732A (en) 1974-07-30
IT970385B (en) 1974-04-10
DE2355279A1 (en) 1974-05-22
BE807152A (en) 1974-05-09
CA994763A (en) 1976-08-10
FR2206360B1 (en) 1976-06-18
DE2355279C2 (en) 1982-12-30

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Legal Events

Date Code Title Description
PL Patent ceased