Patent US3792971A successfully refreshed from Google Patents.
US3792971A
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US
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Exhaust process for the dyeing of synthetic fibre materials
Assignee: Bayer AG
•
Filing: 1970-10-16
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Granted: 1974-02-19
•
Expires: 1990-10-16
Abstract
Abstract Exhaust process for the dyeing of synthetic fibre materials from organic water immiscible solvents with disperse dyestuffs containing carboxamide groups.
Inventors
- 👤 R Neeff
- 👤 D Kalz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:13
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/90; D06P1/908; C; C09; C09B; C09B5/00; C09B69/00; Y; Y10; Y10S; Y10S8/00; Y10S8/92; Y10S8/921; Y10S8/922; Y10S8/924; Y10S8/926; Y10S8/927; Y10S8/938
Claims Analysis
Total Claims: 25
Claim 1
Independent Claim
13 words
The process of claim 1 in which said organic solvent consists of tetrachloroethylene.
Claim 2
Dependent Claim
18 words
Process according to claim 1, wherein said carboxamide group-containing disperse dyestuff is a monoazo dyestuff of the formula
Claim 3
Dependent Claim
18 words
Process according to claim 1, wherein said carboxamide group-containing disperse dyestuff is a monoazo dyestuffs of the formula
Claim 4
Dependent Claim
18 words
Process according to claim 1 wherein said carboxamide group-containing disperse dyestuff is a monoazo dyestuff of the formula
Claim 5
Dependent Claim
18 words
Process according to claim 1 wherein said carboxamide group-containing disperse dyestuff is a disazo dyestuff of the formula
Claim 6
Dependent Claim
18 words
Process acccording to claim 1 wherein said carboxamide group-containing disperse dyestuff is a nitro dyestuff of the formula
Claim 7
Dependent Claim
18 words
Process according to claim 1 wherein said carboxamide group-containing disperse dyestuff is a nitro dyestuff of the formula
Claim 8
Dependent Claim
84 words
Process according to claim 1 wherein said carboxamide group-containing disperse dyestuff is an anthraquinone dyestuffs of the formula (A)-(X-Y-D)n in which A denotes an anthraquinone radical which may be substituted by halogen atoms, hydroxy, nitro, amino and/or cycloalkylamino groups; D is a carboxamide group; X denotes a single C-C bond or a grouping -NH-, -O-, -S-, -SO2-, or -SO3-; Y means a single C-C bond, an arylene, C1-C4-alkylene, C1-C4-alkylene-oxy-methylene, C1-C4-alkylene-oxy-carbonyl-alkylene, C1-C4-carbonyl-alkylene, C1-C4-carbonyl-alkenylene or arylene-oxy-methylene radical; and n is a number from 1 to 4.
Claim 9
Dependent Claim
61 words
Process according to claim 1 wHerein said carboxamide group-containing disperse dyestuff is a anthraquinone dyestuff of the formula (A)-(NH-Y-D)n in which A denotes an anthraquinone radical which may be substituted by halogen atoms, hydroxy, nitro and/or amino groups; D is a carboxamide group; Y means a C1-C4-alkylene, C1-C4-alkylene-oxy-carbonyl-alkylene, C1-C4-carbonyl-alkylene or C1-C4-carbonyl-alkenylene group; and n is a number from 1 to 4.
Claim 10
Dependent Claim
18 words
Process according to claim 1 wherein said carboxamide group-containing disperse dyestuff is a anthraquinone dyestuff of the formula
Claim 11
Dependent Claim
18 words
Process according to claim 1 wherein said carboxamide group-containing disperse dyestuff is a anthraquinone dyestuff of the formula
Claim 12
Dependent Claim
18 words
Process according to claim 1 wherein said carboxamide group-containing disperse dyestuff is a anthraquinone dyestuff of the formula
Claim 13
Dependent Claim
18 words
Process according to claim 1 wherein said carboxamide group-containing disperse dyestuff is a anthraquinone dyestuff of the formula
Claim 14
Dependent Claim
18 words
Process according to claim 1 wherein said carboxamide group-containing disperse dyestuff is a 1,9-isothiazole-anthrone dyestuff of the formula
Claim 15
Dependent Claim
17 words
Process according to claim 1 wherein said carboxamide group-containing disperse dyestuff is a dyestuff of the formula
Claim 16
Dependent Claim
17 words
Process according to claim 1 wherein said carboxamide group-containing dyestuff is a N-methyl-anthrapyridone dyestuff of the formula
Claim 17
Dependent Claim
18 words
Process according to claim 1 wherein said carboxamide group-containing disperse dyestuff is a phthaloylacridone dyestuff of the formula
Claim 18
Dependent Claim
18 words
Process according to claim 1 wherein said carboxamide group-containing disperse dyestuff is a naphthoylene-benzimidazole dyestuff of the formula
Claim 19
Dependent Claim
18 words
Process according to claim 1 wherein said carboxamide group-containing disperse dyestuff is a naphthoylene-benzimidazole dyestuff of the formula
Claim 20
Dependent Claim
16 words
Process according to claim 1 wherein said carboxamide group-containing disperse dyestuff, quinophthalone dyestuff of the formula
Claim 21
Dependent Claim
22 words
The process of claim 1 whereIn said synthetic fiber material is polyester, polyamide, cellulose 2 1/2 acetate, cellulose triacetate, polyacrylonitrile or polyurethane.
Claim 22
Dependent Claim
12 words
The process of claim 1 wherein said synthetic fiber material is polyester.
Claim 23
Dependent Claim
12 words
The process of claim 1 wherein said dyestuff is an azo dyestuff.
Claim 24
Dependent Claim
26 words
The process of claim 1 wherein said dyebath contains up to 1 percent by weight of water based on the weight of the aliphatic halogenated hydrocarbon.
Claim 25
Dependent Claim
28 words
The process of claim 1 wherein said dyebath contains 0.05 to 2 percent by weight of non-ionic dyeing auxiliary based on the weight of said aliphatic halogenated hydrocarbon.
References Cited (Backward Citations)
US2863714A
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US3331829A
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GB1048878A
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US3531458A
Cited
US3510243A
Cited
US3622558A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-02-18 | 1977-08-20 | 1978-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-18 | 1981-08-20 | 1982-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-18 | 1985-08-20 | 1986-02-19 | $7700.00 | Window Closed / Lapsed |