BE731961A - - Google Patents

Info

Publication number: BE731961A
Authority: BE; Belgium

Application number

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.)

1968-04-23

Filing date

1969-04-23

Publication date

1969-10-23

1969-04-23 Application filed filed Critical

1969-10-23 Publication of BE731961A publication Critical patent/BE731961A/xx

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
- C09B31/00—Disazo and polyazo dyes of the type A->B->C, A->B->C->D, or the like, prepared by diazotising and coupling
- C09B31/02—Disazo dyes
- C09B31/06—Disazo dyes from a coupling component "C" containing a directive hydroxyl group
- C09B31/062—Phenols
- C09B31/065—Phenols containing acid groups, e.g. —CO2H, —SO3H, —PO3H2, —OSO3H, —OPO2H2; Salts thereof
- 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
- C09B43/00—Preparation of azo dyes from other azo compounds
- C09B43/28—Preparation of azo dyes from other azo compounds by etherification of hydroxyl groups

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Coloring (AREA)

BE731961D 1968-04-23 1969-04-23 BE731961A (es)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US72362368A	1968-04-23	1968-04-23
US79810669A	1969-02-10	1969-02-10

Publications (1)

Publication Number	Publication Date
BE731961A true BE731961A (es)	1969-10-23

Family

ID=27110837

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE731961D BE731961A (es)	1968-04-23	1969-04-23

Country Status (3)

Country	Link
BE (1)	BE731961A (es)
FR (1)	FR2006773B1 (es)
GB (1)	GB1268702A (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4340385A (en)	1981-02-23	1982-07-20	Sandoz, Inc.	Stable, concentrated, aqueous compositions containing para-sulfophenyl-azo-substituted 1,4-phenylene-azo-para-2-hydroxypropoxyphenyl dyes

1969
- 1969-04-23 BE BE731961D patent/BE731961A/xx not_active IP Right Cessation
- 1969-04-23 GB GB2083169A patent/GB1268702A/en not_active Expired
- 1969-04-23 FR FR6912798A patent/FR2006773B1/fr not_active Expired

Also Published As

Publication number	Publication date
FR2006773A1 (es)	1970-01-02
GB1268702A (en)	1972-03-29
FR2006773B1 (es)	1973-10-19

Publication	Publication Date	Title
AU428130B2 (es)	1972-09-14
AU2374870A (es)	1972-06-29
AU5184069A (es)	1970-07-17
AU6168869A (es)	1971-04-08
AU6171569A (es)	1971-04-08
AU429879B2 (es)	1972-11-09
AU416157B2 (es)	1971-08-23
AU2581067A (es)	1970-02-19
AU4811568A (es)	1974-08-01
AU421558B1 (es)	1970-01-29
AU4744468A (es)	1970-06-18
AU3789668A (es)	1968-06-20
AU3224368A (es)	1969-07-17
AU2580267A (es)	1970-02-05
AR203075Q (es)	1975-08-14
AU479393A (es)	1974-02-07
BE642636A (es)
AU4558658A (es)	1970-05-07
AU463027A (es)	1971-03-04
AU4464266A (es)	1970-04-16
BE726703A (es)	1969-06-16
AU479894A (es)	1973-08-30
AU4270368A (es)	1970-03-05
AU4224469A (es)	1970-02-26
AU3083868A (es)	1969-10-30

Legal Events

Date	Code	Title	Description
1987-10-31	RE	Patent lapsed	Owner name: CROMPTON & KNOWLES CORP. Effective date: 19870430

Date

Code

Title

Description

1987-10-31

Patent lapsed

Owner name: CROMPTON & KNOWLES CORP.

Effective date: 19870430