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US4052374A
Expired / Lapsed
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Unsymmetrical 1:2-chromium complexes containing an azo compound and an azomethine compound
Assignee: BASF SE
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Filing: 1975-12-08
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Granted: 1977-10-04
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Expires: 1995-12-08
Abstract
Abstract Compounds of the formula: ##STR1## WHICH ARE EMINENTLY SUITABLE FOR DYEING NATURAL AND SYNTHETIC POLYAMIDES AND FOR COLORING SURFACE COATINGS. Dyeings on textile material are distinguished by very good lightfastness and very good fastness to wet treatments, for example fastness to water, perspiration, sea water and washing.
Inventors
- 👤 Hans Baumann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:23
CPC Classifications
C; C09; C09B; C09B55/00; C09B55/001; C09B45/00; C09B69/00; C09B69/02; C09B69/04
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
8 words
A dye of the formula: ##STR53## in which
Claim 2
Dependent Claim
8 words
A dye of the formula: ##STR53## in which
Claim 3
Dependent Claim
235 words
A 1 is hydrogen, hydroxysulfonyl, chloro, bromo, methyl, methoxy, ethoxy, nitro, methylsulfonyl, ethylsulfonyl, sulfamoyl, an N-mono-C 1 -C 4 -alkyl or N,N-di-C 1 C 4 -alkyl substituted sulfamoyl, or N-phenylsulfamoyl; A 2 is hydrogen, chloro, nitro or hydroxysulfonyl; A 3 is hydrogen; or A 1 and A 3 taken together with the attached phenylene moiety form naphthalene with or without a fused benzene ring nitro as a substituent; R 1 is hydrogen, chloro, bromo, nitro, hydroxysulfonyl, phenylazo with or without chloro, bromo, methyl, methoxy, ethoxy, nitro or hydroxysulfonyl as a substituent or naphthylazo with or without hydroxysulfonyl as a substituent; R 2 is hydrogen, chloro, bromo or nitro; or R 1 and R 2 together with the attached phenylene moiety form naphthalene; X is --O-- or --COO--; Y is --O-- or --NH--; K is ##STR54## R 3 is hydrogen, methyl, phenyl or carbamoyl; R 4 is hydrogen or phenyl with or without methyl, chloro or hydroxysulfonyl as a substituent; R 5 is methyl, methoxy, acetylamino, propionylamino, benzoylamino, N-phenylamino, dimethylamino or diethylamino; R 6 is hydrogen or methyl; R 7 is hydrogen or, when R 5 and R 6 taken together with the attached phenylene moiety form naphthalene with or without bromo, amino, hydroxy, phenylamino, acetylamino, propionylamino, benzoylamino or hydroxysulfonyl as a substituent, R 7 is hydrogen or hydroxysulfonyl; Z is ##STR55## Q is a cation; and nis one of the integers 1, 2 and 3.
Claim 4
Dependent Claim
235 words
A 1 is hydrogen, hydroxysulfonyl, chloro, bromo, methyl, methoxy, ethoxy, nitro, methylsulfonyl, ethylsulfonyl, sulfamoyl, an N-mono-C 1 -C 4 -alkyl or N,N-di-C 1 C 4 -alkyl substituted sulfamoyl, or N-phenylsulfamoyl; A 2 is hydrogen, chloro, nitro or hydroxysulfonyl; A 3 is hydrogen; or A 1 and A 3 taken together with the attached phenylene moiety form naphthalene with or without a fused benzene ring nitro as a substituent; R 1 is hydrogen, chloro, bromo, nitro, hydroxysulfonyl, phenylazo with or without chloro, bromo, methyl, methoxy, ethoxy, nitro or hydroxysulfonyl as a substituent or naphthylazo with or without hydroxysulfonyl as a substituent; R 2 is hydrogen, chloro, bromo or nitro; or R 1 and R 2 together with the attached phenylene moiety form naphthalene; X is --O-- or --COO--; Y is --O-- or --NH--; K is ##STR54## R 3 is hydrogen, methyl, phenyl or carbamoyl; R 4 is hydrogen or phenyl with or without methyl, chloro or hydroxysulfonyl as a substituent; R 5 is methyl, methoxy, acetylamino, propionylamino, benzoylamino, N-phenylamino, dimethylamino or diethylamino; R 6 is hydrogen or methyl; R 7 is hydrogen or, when R 5 and R 6 taken together with the attached phenylene moiety form naphthalene with or without bromo, amino, hydroxy, phenylamino, acetylamino, propionylamino, benzoylamino or hydroxysulfonyl as a substituent, R 7 is hydrogen or hydroxysulfonyl; Z is ##STR55## Q is a cation; and nis one of the integers 1, 2 and 3.
Claim 5
Dependent Claim
57 words
A dye as claimed in claim 1 whose anion corresponds to the formula (Ib): ##STR56## in which m is zero, 1 or 2; K 1 is a radical of the formula: ##STR57## and A 1 , A 2 , A 3 , X, Y, Z, R 3 and R 4 have the meanings given in claim 1.
Claim 6
Dependent Claim
50 words
A dye is claimed in claim 1 whose anion corresponds to the formula ##STR58## in which K 1 is a radical of the formula ##STR59## and A 1 , A 2 , A 3 , X, Y, Z, R 3 and R 4 have the meanings given in claim 1.
Claim 7
Dependent Claim
14 words
The compound as claimed in claim 1 whose anion corresponds to the formula: ##STR60##
Claim 8
Dependent Claim
14 words
The compound as claimed in claim 1 whose anion corresponds to the formula: ##STR61##
Claim 9
Dependent Claim
14 words
The compound as claimed in claim 1 whose anion corresponds to the formula: ##STR62##
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-10-03 | 1981-04-04 | 1981-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-10-03 | 1985-04-04 | 1985-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-10-03 | 1989-04-04 | 1989-10-04 | $7700.00 | Window Closed / Lapsed |