EP0070807B1
Expired / Lapsed
EP
⏱️ 0.0 years remaining
Reactive dyestuffs, their preparation and their use
Assignee: Novartis AG
•
Filing: 1982-07-15
•
Granted: 1985-05-29
•
Expires: 2002-07-15
Abstract
No abstract record available.
Inventors
- 👤 Herbert Dr. Seiler
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-05 20:35
CPC Classifications
C; C09; C09B; C09B62/00; C09B62/44; C09B62/4401; C09B62/4403
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
68 words
A reactive dye of the formula in which D is the readical of an organic dye of the anthraquinone, phthalocyanine, formazan, azo- methine, dioxazine, phenazine, triphenylmethane, xanthene, thioxanthone, nitroaryl, naphthoquinone, pyrenequinone or perylenetetracarbimide series, R is hydrogen or unsubstituted or substituted C 1-4 alkyl, A is C 2 - 6 alkylene, Z isβ-halogenoethyl or vinyl, and B is hydrogen or the radical of an unsubstituted or substituted hydrocarbon.
Claim 2
Dependent Claim
68 words
A reactive dye of the formula in which D is the readical of an organic dye of the anthraquinone, phthalocyanine, formazan, azo- methine, dioxazine, phenazine, triphenylmethane, xanthene, thioxanthone, nitroaryl, naphthoquinone, pyrenequinone or perylenetetracarbimide series, R is hydrogen or unsubstituted or substituted C 1-4 alkyl, A is C 2 - 6 alkylene, Z isβ-halogenoethyl or vinyl, and B is hydrogen or the radical of an unsubstituted or substituted hydrocarbon.
Claim 3
Dependent Claim
28 words
A reactive dye according to claim 1, in which D, R, A and Z are as defined in claim 1 and B is hydrogen or C 1-4 alkyl.
Claim 4
Dependent Claim
39 words
A reactive dye according to claim 1, in which D, R, A and Z are as defined in claim 1 and B is a radical of the formula in which A and Z are as defined in claim 1.
Claim 5
Dependent Claim
23 words
A reactive dye according to claim 1, wherein D, R, Z and B are as defined in claim 1 and A is ethylene.
Claim 6
Dependent Claim
35 words
A reactive dye according to claim 2 of the formula in which D and Z are as defined in claim 2, R is hydrogen, methyl or ethyl, and A is C 2 - 4 alkylene.
Claim 7
Dependent Claim
11 words
A reactive dye according to claim 5, wherein A is ethylene.
Claim 8
Dependent Claim
35 words
A reactive dye according to claim 3 of the formula in which D and Z are as defined in claim 3, R is hydrogen, methyl or ethyl, and A is C 2 - 4 alkylene.
Claim 9
Dependent Claim
11 words
A reactive dye according to claim 7, wherein A is ethylene.
Claim 10
Dependent Claim
21 words
A reactive dye according to any one of claims 1 to 8, wherein D is the radical of a formazan dye.
Claim 11
Dependent Claim
23 words
A reactive dye according to any one of claims 1 to 8, wherein D is the radical of an anthraquinone or phthalocyanine dye.
Claim 12
Dependent Claim
21 words
A reactive dye according to any one of claims 1 to 8, wherein D is the radical of a dioxazine dye.
Claim 13
Dependent Claim
96 words
A process for the preparation of a reactive dye according to claim 1, which comprises an organic dye of the formula or a dye precursor with at least one equivalent of 2,4,6-trifluoro-1,3,5-triazine of the formula and condensing the condensation product with at least one equivalent of an amine of the formula to give a reactive dye of the formula (1), and where D, R, A, Z and B in the formulae (5) and (7) are as defined in claim 1, and wherein if a dye precursor is used, it is converted into a desired final dye.
Claim 14
Dependent Claim
28 words
Use of a reactive dye according to any one of claims 1 to 11 or of a reactive dye obtained according to claim 12 for dyeing or printing.
Claim 15
Dependent Claim
9 words
Use according to claim 13 for dyeing cellulose fibers.
References Cited (Backward Citations)
DE1150164B
Cited
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.