US4219332A
Expired / Lapsed
US
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Process for dyeing wool or wool/synthetic blends
Assignee: BASF Corp
•
Filing: 1978-09-29
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Granted: 1980-08-26
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Expires: 1998-09-29
Abstract
Abstract A process for dyeing wool or wool/synthetic blends with 1:1 metal complex dyes or acid metal-free wool dyes from a strongly acid aqueous bath, which comprises dyeing said material in the presence of (a) a quaternization product of a polyalkylene oxide adduct of a fatty amine containing at least 16 carbon atoms and 15 to 100 moles of alkylene oxide, and (b) a free or etherified N-methylolurea or N-methylolmelamine.
Inventors
- 👤 Heinz Abel
- 👤 Charles Soiron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:52
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44; D06P1/60; D06P1/607; D06P1/6076; D06P1/52; D06P1/56; D06P3/00; D06P3/02; D06P3/04; D06P3/14; Y; Y10; Y10S; Y10S8/00; Y10S8/916; Y10S8/917
Claims Analysis
Total Claims: 35
Claim 1
Independent Claim
68 words
A process for dyeing wool or wool/synthetic blends with 1:1 metal complex dyes or acid metal-free wool dyes from an acid aqueous bath, which comprises dyeing said material in the presence of (a) a quaternisation product of a polyalkylene oxide adduct of a fatty amine containing at least 16 carbon atoms and 15 to 100 moles of alkylene oxide, and (b) a free or etherified N-methylolurea or N-methylolmelamine.
Claim 2
Dependent Claim
68 words
A process for dyeing wool or wool/synthetic blends with 1:1 metal complex dyes or acid metal-free wool dyes from an acid aqueous bath, which comprises dyeing said material in the presence of (a) a quaternisation product of a polyalkylene oxide adduct of a fatty amine containing at least 16 carbon atoms and 15 to 100 moles of alkylene oxide, and (b) a free or etherified N-methylolurea or N-methylolmelamine.
Claim 3
Dependent Claim
21 words
A process according to claim 1 wherein dyeing is carried out in a dyebath having a pH of 1.5 to 3.
Claim 4
Dependent Claim
21 words
A process according to claim 2 wherein dyeing is carried out in a dyebath having a pH of 1.9 to 3.
Claim 5
Dependent Claim
19 words
A process according to claim 1 wherein dyeing is carried out at a temperature of 60° to 130° C.
Claim 6
Dependent Claim
18 words
A process according to claim 4 wherein dyeing is carried out a temperature of 80° to 120° C.
Claim 7
Dependent Claim
19 words
A process according to claim 4 wherein dyeing is carried out at a temperature of 60° to 106° C.
Claim 8
Dependent Claim
19 words
A process according to claim 4 wherein the dyeing of wool is carried out at 110° to 120° C.
Claim 9
Dependent Claim
33 words
A process according to claim 1 wherein the dyebath contains the components (a) and (b) together in an amount of 0.5 to 10% by weight, based on the weight of the fibrous material.
Claim 10
Dependent Claim
20 words
A process according to claim 1 wherein the weight ratio of component (a) to component (b) is 1:1 to 1:6.
Claim 11
Dependent Claim
16 words
A process according to claim 1 wherein dyeing is carried out with 1:1 metal complex dyes.
Claim 12
Dependent Claim
42 words
A process according to claim 1 wherein component (a) is a quaternisation product of a polyglycol ether derivative of a fatty amine having at least 16 carbon atoms, said quaternisation product containing 15 to 100 ##STR15## wherein X represents hydrogen or methyl.
Claim 13
Dependent Claim
84 words
A process according to claim 1 wherein component (a) is a quaternisation product of a polyglycol ether derivative of the formula. ##STR16## wherein R represents an aliphatic hydrocarbon radical containing 16 to 24 carbon atoms, each of X 1 , X 2 , X 3 and X 4 represents hydrogen or one of the symbols of the pair of substituents X 1 /X 2 and/or X 3 /X 4 represents methyl and m and n integers, the sum of which is 15 to 100.
Claim 14
Dependent Claim
33 words
A process according to claim 12 wherein component (a) is a quaternisation product of a polyglycol ether derivative of the formula ##STR17## wherein R, m and n are as defined in claim 12.
Claim 15
Dependent Claim
20 words
A process according to claim 13 wherein R represents an alkyl or alkenyl radical of 16 to 24 carbon atoms.
Claim 16
Dependent Claim
46 words
A process according to claim 13 wherein the radical R is derived from a fatty amine mixture which contains at least 10% by weight of amines containing at least 20 carbon atoms and up to 90% by weight of amines containing less than 20 carbon atoms.
Claim 17
Dependent Claim
30 words
A process according to claim 1 wherein component (a) is a fatty amine/alkylene oxide adduct quaternised with a dialkyl sulfate containing 1 or 2 carbon atoms in each alkyl moiety.
Claim 18
Dependent Claim
33 words
A process according to claim 16 wherein component (a) is a quaternisation product of the formula ##STR18## wherein k is an integer from 20 to 22 and the sum of p+q is 30.
Claim 19
Dependent Claim
15 words
A process according to claim 1 wherein component (b) is a free or etherified N-methylolurea.
Claim 20
Dependent Claim
16 words
A process according to claim 18 wherein component (b) is a free or etherified cyclic N-methylolurea.
Claim 21
Dependent Claim
123 words
A process according to claim 18 wherein component (b) is a N-methylolurea of the formula ##STR19## wherein A represents hydrogen, alkyl of 1 to 4 carbon atoms or --CH 2 OZ 1 , each of Y 1 and Y 2 represents hydrogen, alkyl of 1 to 4 carbon atoms or --CH 2 OZ 2 , or Y 1 and Y 2 together represent alkylene of 2 to 3 carbon atoms, 1,2-dihydroxyethylene, 2-hydroxypropylene, 1-methoxy-2-dimethylpropylene, --CH 2 --O--CH 2 --, ##STR20## each of Z, Z 1 and Z 2 represents hydrogen or alkyl of 1 to 4 carbon atoms and Q represents hydrogen, alkyl or hydroxyalkyl, each of 1 to 4 carbon atoms, and A 1 and A 2 have the same meanings as A.
Claim 22
Dependent Claim
70 words
A process according to claim 20 wherein component (b) is a N-methylolurea of the formula ##STR21## wherein each of Y 3 and Y 4 represents hydrogen, alkyl of 1 to 4 carbon atoms or --CH 2 OZ 2 , or Y 3 and Y 4 together represent alkylene of 2 or 3 carbon atoms or 1,2-dihydroxyethylene, and A, Z, Z 1 and Z 2 are as defined in claim 20.
Claim 23
Dependent Claim
66 words
A process according to claim 20 wherein component (b) is a N-methylolurea of the formula ##STR22## wherein A 1 represents hydrogen, methyl, ethyl, --CH 2 OH or --CH 2 OCH 3 , each of Y 5 and Y 6 represents hydrogen, methyl, ethyl or --CH 2 OH, or Y 5 and Y 6 together represent ethylene, 1,2-dihydroxyethylene or 2-hydroxypropylene, and Z 3 represents hydrogen or methyl.
Claim 24
Dependent Claim
33 words
A process according to claim 22 wherein component (b) is a cyclic N-methylolurea of the formula ##STR23## wherein Y 7 represents hydrogen or hydroxyl and A 2 represents hydrogen or --CH 2 OH.
Claim 25
Dependent Claim
11 words
A process according to claim 23 wherein component (b) is N,N'-dimethylolethyleneurea.
Claim 26
Dependent Claim
38 words
A process according to claim 1 wherein component (a) is a quaternisation product of the formula ##STR24## wherein k is an integer from 20 to 22 and the sum of p+q is 30, and component (b) is N,N'-dimethylolethyleneurea.
Claim 27
Dependent Claim
34 words
A process according to claim 1 wherein component (b) is a free or etherified N-methylolmelamine of the formula ##STR25## wherein A, A 1 , A 2 and Z are as defined in claim 20.
Claim 28
Dependent Claim
66 words
An aqueous dyebath for dyeing wool or wool/synthetic blends, which contains at least one 1:1 metal complex dye or acid metal-free wool dye and at least (a) a quaternisation product of a polyalkylene oxide adduct of a fatty amine containing at least 16 carbon atoms and 15 to 100 moles of alkylene oxide, and (b) a free or etherified N-methylolurea or a free or etherified N-methylolmelamine.
Claim 29
Dependent Claim
66 words
An aqueous dyebath for dyeing wool or wool/synthetic blends, which contains at least one 1:1 metal complex dye or acid metal-free wool dye and at least (a) a quaternisation product of a polyalkylene oxide adduct of a fatty amine containing at least 16 carbon atoms and 15 to 100 moles of alkylene oxide, and (b) a free or etherified N-methylolurea or a free or etherified N-methylolmelamine.
Claim 30
Dependent Claim
19 words
A dyebath according to claim 27 which contains a metal-free wool dye for dyeing from a sulfuric acid bath.
Claim 31
Dependent Claim
48 words
An aqueous assistant preparation which contains at least (a) a quaternisation product of a polyalkylene oxide adduct of a fatty amine containing at least 16 carbon atoms and 15 to 100 moles of alkylene oxide, and (b) a free or etherified N-methylolurea or a free or etherified N-methylolmelamine.
Claim 32
Dependent Claim
48 words
An aqueous assistant preparation which contains at least (a) a quaternisation product of a polyalkylene oxide adduct of a fatty amine containing at least 16 carbon atoms and 15 to 100 moles of alkylene oxide, and (b) a free or etherified N-methylolurea or a free or etherified N-methylolmelamine.
Claim 33
Dependent Claim
20 words
A preparation according to claim 29 wherein the weight ratio of component (a) to component (b) is 1:1 to 1:6.
Claim 34
Dependent Claim
52 words
A preparation according to claim 29 which contains as component (a) a quaternisation product of a polyglycol ether derivative of a fatty amine containing at least 16 carbon atoms, said quaternisation product containing 15 to 100 ##STR26## wherein X represents hydrogen or methyl, and, as component (b), a free or etherified N-methylolurea.
Claim 35
Dependent Claim
39 words
A preparation according to claim 31 which contains as component (a) a quaternisation product of the formula ##STR27## wherein k is an integer from 20 to 22 and the sum of p+q is 30, and, as component (b), N,N'-dimethylolethyleneurea.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1983-08-26 | 1984-02-25 | 1984-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-08-26 | 1988-02-25 | 1988-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-08-26 | 1992-02-25 | 1992-08-26 | $7700.00 | Window Closed / Lapsed |