Background technology
Reactive dyestuffs with beautiful in colour, chromatogram is complete, application is easy, with low cost, fastness is good and celebrated.But in the traditional dyeing of cellulosic fibre,, usually must add a large amount of inorganic salt (as sodium-chlor or sodium sulfate) and urge to dye for improving the dye uptake and the degree of fixation of reactive dyestuffs.Different according to the breed structure of reactive dyestuffs and color and luster are shortly dyed used traditional technology and are generally 30~120g/L with the salt amount.Although the processing to organic compound in the dyeing waste water obtains remarkable progress at present, the dyeing waste water of supersalinity is difficult to handle by simple materialization and biochemical method.
Therefore, the environmental pollution problem of active dye printing waste water receives people's serious concern day by day.
C.I. Reactive Blue 19 100 # is that well-known anthraquinone is the dark blue reactive dye kind.This dyestuff becomes clear with lovely luster and good light fastness and sweat proof light fastness is good at.But defective is that its fastness to chlorine, level-dyeing property and solubleness are unsatisfactory, is difficult to excellent consistency again and dyes together with the Huang of using always, red reactive dyes, thereby be difficult to satisfy the demand of current printing and dyeing, limits its widespread use.
In recent years, in this area C.I. Reactive Blue 19 100 # composition or mixture have been done extensive studies.Patent application related to the present invention has following seven pieces:
1.CN 1580132 (2005) (Hua Bachang is dyed in Shanghai)
2.WO 2005/090485 (Ciba Specialty Chemicals Holding Inc)
3.CN 1934195 (2007) (Huntsman Advanced Materials Sw)
4.JP 2006-28350 (SUMITOMO CHEMICAL company)
5.JP 7207180 (1995) (Mitsubishi changes into company)
6.JP 8048903 (1996) (Mitsubishi changes into company)
7.EP 905201 (1999) (Bezema companies)
In these patents or the patent application, use C.I. Reactive Blue 222 and derivative thereof, C.I. reactive black 5 and derivative thereof, C.I. Reactive Blue 221 and derivative thereof and dark blue reactive dye (dyestuff III) respectively, # carries out modification to the C.I. Reactive Blue 19 100, to improve or to improve some defective on its dyeing behavior, for example improve and improve its level-dyeing property, enhancing and degree of fixation etc.
(dyestuff III)
Comprehensive dyeing behavior of the navy blue reactive dye composition of above-mentioned patent or patent application still remains further to improve and improve.
The inventor is by great deal of experimental, and surprised discovery contains one or more dark blue reactive dyes of following general formula (2) expression and the dye composite of one or more dark blue reactive dyes that general formula (1) is represented has good dyeing behavior and every dyefastness.Particularly pleasantly surprised is that this dye composite has excellent low salt dyeing performance.
For this reason, success of the present invention a kind of low salt dyeing usefulness is provided, and have the good dyeing behavior and the navy blue reactive dye composition of every dyefastness.
Summary of the invention
One of purpose of the present invention provides a kind of one or more dark blue reactive dyes of general formula (2) expression and dye composite of one or more dark blue reactive dyes that general formula (1) is represented of containing, and it has very excellent dyeing behavior and every fastness.
Particularly pleasantly surprised is that this dye composite has excellent low salt dyeing performance.
Meanwhile, this dye composite is compared with one or more dark blue reactive dyes of general formula (1) expression, and its degree of fixation and enhancing rate obviously improve.Particularly importantly, this dye composite has and other red, excellent compatibility that Yellow active dye dyes altogether commonly used.
Navy dye composite provided by the invention comprise the certain proportion blended one or more be selected from below shown in the dyestuff of general formula (1) expression and one or more be selected from below shown in the dyestuff of general formula (2) expression:
General formula (1)
In the formula: Y
1Be selected from-CH
2CH
2OSO
3M and-CH=CH
2
M is selected from H and basic metal;
R
1Be selected from H, C
1~C
4Alkyl, C
1~C
4Alkoxyl group and carboxyl.
General formula (2)
In the formula: X
1And X
2Be selected from Cl, F and OH;
M is selected from H and basic metal;
R
2And R
3Be selected from H, CH
3And C
2H
5
Y
2Be selected from-CH
2CH
2OSO
3M ,-CH
2CH
2OH and-CH=CH
2
R
6Be selected from-H ,-CH
3,-Cl and-SO
2Y
3
Y
3Be selected from-H ,-CH
2CH
2OSO
3M ,-CH
2CH
2OH and-CH=CH
2
The present invention also provides above-mentioned navy blue reactive dye composition containing carbonyl and/or formamido-material, particularly the application in the filamentary material dyeing.
Navy blue reactive dye composition of the present invention has excellent dyeing behavior and every dyefastness, and with the consistency of other red, excellence that Yellow active dye dyes altogether commonly used.
Embodiment
Comprise the dyestuff of one or more general formulas (1) expression and the dyestuff of one or more general formulas (2) expression in the dye composite of the present invention.
In dye composite of the present invention, the dyestuff of general formula (1) expression (being called for short dyestuff I) is 90~40:10~60,80~50:20~50 with the weight ratio of the dyestuff (being called for short dyestuff II) of general formula (2) expression, preferably 70~60:30~40.
One preferred embodiment in, in the general formula (1)-SO
2Y
1Group is positioned on the benzene nucleus-the NH-group between position or contraposition, R
1Group is positioned on the benzene nucleus-ortho position of NH-group.
Another preferred embodiment in, in the general formula (2)-SO
2Y
2Group is positioned on the benzene nucleus-the NH-group between position or contraposition.
Another preferred embodiment in, the R in the general formula (2)
4Group is selected from
Group, then R
5Group is positioned on the benzene nucleus-ortho position, a position or the contraposition of NH-group; R
6Group is positioned on the benzene nucleus-contraposition or a position of NH-group.
Among the present invention, the dyestuff of general formula (1) expression for example comprises following example:
(dyestuff I-1)
(dyestuff I-2)
(dyestuff I-3)
(dyestuff I-4)
(dyestuff I-5)
The dyestuff example of formula of of the present invention (2) expression comprises following example:
(dyestuff II-1)
(dyestuff II-2)
(dyestuff II-3)
(dyestuff II-4)
(dyestuff II-5)
(dyestuff II-6)
The reactive dyestuffs of general formula (1) and general formula (2) expression are known dye.
The reactive dyestuffs of general formula (1) expression are well-known C.I. Reactive Blue 19 100, and many documents disclose the structure and the synthetic method thereof of these reactive dyestuffs, and for example CN 1034012 (1989).
JP 2001-2952, JP 2001-200175, JP 2001-214086, JP 2001-207076, JP 2001-335718, JP 2001-329187, JP 2001-323181, JP 2002-20646 disclose the structure and the synthetic method thereof of the dyestuff of general formula (2) expression respectively.
Navy blue reactive dye composition of the present invention also can contain the dye additive of various conventional uses in dyeing and dye formulations, and its consumption can be selected by actual needs, and there is no particular limitation, generally is no more than 20 weight %.Inorganic salts for example is as NaCl, Na
2SO
4, content 0-10 weight %, dispersant 0-10 weight %, the pH regulator agent, as SODIUM PHOSPHATE, MONOBASIC or Sodium phosphate dibasic, content 0-5 weight %, dust-proofing agent 0-10 weight %, solubility promoter 1-15 weight %.The present composition also can be made up of general formula (1) dyestuff and general formula (2) dyestuff of above-mentioned weight ratio basically.
The preparation method of navy blue reactive dye composition of the present invention comprises above-mentioned general formula (1) dyestuff and general formula (2) dyestuff weight ratio is in accordance with regulations mixed.Mix available various ordinary method, as the mechanically mixing method.During mixing, general formula (1) dyestuff and general formula (2) dyestuff can powder types, or with particle form, or exist with aqueous solution form.For example, mixing step can carry out in suitable shredder such as ball mill or needle mill and in kneader or mixing machine.
Navy blue reactive dye composition of the present invention is suitable for dyeing and various widely material thereof, the material that particularly contains carboxyl and/or formamido-, filamentary material more especially, for example cotton, flax and hemp fibre, and Mierocrystalline cellulose and regenerated cellulose, polyester or polyamide fiber material etc.
Navy blue reactive dye composition of the present invention can be applied to filamentary material and is fixed on the fiber with several different methods as known in the art, for example can dye with dip-dye method or pad dyeing method.
Every testing method of embodiment
Every performance of following embodiment is tested by following every testing method:
1. soaping fastness: measure by international standard ISO 105 C03.
2. fastness to chlorine: measure by international standard ISO 105 E03.
3. light fastness: measure by international standard ISO 105 B02.
4. dye uptake: prepare two parts of identical dye baths, be respectively A, B.Do not put cloth specimen in the A dye bath.A, B two dye baths are dyeed by the standard dyeing.After dyeing finishes, draw A, B dyeing residual liquid 10mL, constant volume is 500mL respectively.A behind the constant volume, B dyeing residual liquid are diluted to certain multiple M
A, M
B, test the absorptance values X of its diluent when maximum absorption wavelength
A, X
B(X
A, X
BShould be between 0.2-0.7.)
5. enhancing rate: press dye dosage 0.5%, 1%, 2%, 4%, 6%, 8%, 10% preparation dye liquor respectively, dye by the standard dyeing.Cloth specimen after soaping, dry after the dyeing is surveyed its K/S value on the color measurement and color match instrument, make the trend map of K/S value-dye dosage, be the enhancing rate curve of reactive dyestuffs.
6. the dyeing of different inorganic salt consumptions
7. press inorganic salt consumption 10g/L respectively, 30g/L, 50g/L prepare dye liquor, dye by the standard dyeing.Cloth specimen after soaping, dry after the dyeing is surveyed its K/S value on the color measurement and color match instrument, make the trend map of K/S value-dye dosage, be the dyeing of the different inorganic salt consumptions of reactive dyestuffs.
The employed dye composite of embodiment
Employed dye composite and reference reactive dye compositions and homogencous dyes are listed in table 1 in the embodiment of the invention.Comprise following content:
1. the different ratios composition of dark blue reactive dye of the present invention;
2. the navy blue reactive dye composition of other known patent or mixture;
Be C.I. Reactive Blue 19 100 #+ dyestuff III
C.I. Reactive Blue 19 100 #+ dyestuff IV
(dyestuff III)
(dyestuff IV)
3.C.I. Reactive Blue 19 100 #
Table 1
Numbering reactive dyestuffs title is formed
1 A, 70% dyestuff I-1+30% dyestuff II-1
2 B, 70% dyestuff I-1+30% dyestuff II-2
3 C, 80% dyestuff I-4+20% dyestuff II-1
4 D, 60% dyestuff I-1+10% dyestuff I-3+30% dyestuff II-1
5 E, 50% dyestuff I-1+50% dyestuff II-1
Reference 1 W 70% dyestuff I-1+30% dyestuff III
Reference 2 X 70% dyestuff I-1+30% dyestuff IV
Reference 3 Y 50% dyestuff I-1+50% dyestuff III
Reference 4 Z 50% dyestuff I-1+50% dyestuff IV
Reference 5 U 100% dyestuff I-1
Reference 6 V 100% dyestuff II-1
Embodiment 1
The stain test of different inorganic salt consumptions
When dye uptake is different time points fabric on the amount of dying dye yield (testing apparatus: computer color measurement and color match instrument; Model: QuestXE; Producer: HunterLab) account for the weight percent of used dyestuff.Therefore, when dyeing, each time point of dyestuff colouring is measured and is calculated first dye uptake S value, final dye uptake E value and its result of degree of fixation F value respectively and is shown in table 2~4 respectively.
1. reactive dye compositions of the present invention (dyestuff A)
Table 2
Dye level: 3%o.w.f.
The sodium sulfate consumption |
The S value |
The E value |
The F value |
50g/L |
47.8% |
94.5% |
78.7% |
30g/L |
42.7% |
91.6% |
73.8% |
10g/L |
33.0% |
85.0% |
68.0% |
2. reference reactive dye compositions (dyestuff W)
Table 3
Dye level: 3%o.w.f.
The sodium sulfate consumption |
The S value |
The E value |
The F value |
50g/L |
32.1% |
87.1% |
71.4% |
30g/L |
23.9% |
82.1% |
67.2% |
10g/L |
14.9% |
72.8% |
57.3% |
3. reference reactive dye compositions (dyestuff X)
Table 4
Dye level: 3%o.w.f.
The sodium sulfate consumption |
The S value |
The E value |
The F value |
50g/L |
40.0% |
90.8% |
74.1% |
30g/L |
31.4% |
86.3% |
68.0% |
10g/L |
20.4% |
77.2% |
60.1% |
By the data of table 2~4 as seen, reactive dyeing reaches same S value, E value, F value, and the inorganic salt consumption of reactive dye compositions dyestuff A of the present invention can lack 20g/L than dyestuff W, dyestuff X, has significantly reduced the pollution to environment like this.
Embodiment 2
The stain test of different inorganic salt consumptions
1. reactive dye compositions of the present invention (dyestuff E)
Table 5
Dye level: 3%o.w.f.
The sodium sulfate consumption |
The S value |
The E value |
The F value |
50g/L |
44.4% |
91.2% |
75.6% |
30g/L |
39.1% |
89.0% |
70.2% |
10g/L |
30.3% |
82.1% |
65.3% |
2. reference reactive dye compositions (dyestuff Y)
Table 6
Dye level: 3%o.w.f.
The sodium sulfate consumption |
The S value |
The E value |
The F value |
50g/L |
37.1% |
84.5% |
68.0% |
30g/L |
20.2% |
79.3% |
64.4% |
10g/L |
18.4% |
69.2% |
54.4% |
3. reference reactive dye compositions (dyestuff Z)
Table 7
Dye level: 3%o.w.f.
The sodium sulfate consumption |
The S value |
The E value |
The F value |
50g/L |
36.8% |
87.3% |
71.0% |
30g/L |
28.4% |
83.1% |
64.8% |
10g/L |
17.8% |
74.2% |
57.3% |
By the data of table 2~4 as seen, reactive dyeing reaches same S value, E value, F value, and the inorganic salt consumption of reactive dye compositions dyestuff E of the present invention can lack 20g/L than dyestuff Y, dyestuff Z, has significantly reduced the pollution to environment like this.
Embodiment 3
Compatibility test
Test navy blue reactive dye composition of the present invention and its composition dyestuff as stated above respectively, and C.I. REACTIVE Yellow 145 #, C.I. REACTIVE Red 195 # on dye curve.Its data are listed in table 8
Table 8
Dye curve (dyestuff 2%o.w.f., sodium sulfate 40g/L, yellow soda ash 20g/L) on dark blue reactive dye of the present invention and C.I. REACTIVE Yellow 145 and the C.I. REACTIVE Red 195
By above data as can be seen, dark blue reactive dye of the present invention has very good consistency with Yellow active dye (C.I. REACTIVE Yellow 145) and the red reactive dyes (C.I. REACTIVE Red 195) used always.
Embodiment 4
The enhancing rate test
Test the enhancing rate of navy blue reactive dye composition of the present invention as stated above respectively, # compares with the C.I. Reactive Blue 19 100, and its enhancing rate improves a lot.Data are listed in table 9.
Table 9
1% 2% 4% 6%
The dyestuff title
Enhancing rate (%) enhancing rate (%) enhancing rate (%) enhancing rate (%)
Dyestuff A 147.63 150 150.08 143.96
Dyestuff B 142.06 150.00 144.63 133.44
Dyestuff U (reference) 100* 100* 100* 100*
U is 100 with the reference dyestuff, lists relative value.
Embodiment 5
Every dyefastness test
Every dyefastness of dyestuff A of the present invention and dyestuff B, its data are as follows after tested:
Dyestuff A: 4 grades of washing fastness 4-5 levels, light fastness 4-5 level, sweat light fastness (sour sweat) 4-5 level, sweat light fastness (alkali sweat)
Dyestuff B: 4 grades of washing fastness 4-5 levels, 4 grades of light fastnesss, sweat light fastness (sour sweat) 4-5 level, sweat light fastness (alkali sweat).