CN104031411A - Acetate fiber monoazo dye mixture, as well as preparation method and applications thereof - Google Patents
Acetate fiber monoazo dye mixture, as well as preparation method and applications thereof Download PDFInfo
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- CN104031411A CN104031411A CN201410294144.2A CN201410294144A CN104031411A CN 104031411 A CN104031411 A CN 104031411A CN 201410294144 A CN201410294144 A CN 201410294144A CN 104031411 A CN104031411 A CN 104031411A
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Abstract
The invention discloses an acetate fiber monoazo dye mixture. According to the total mass of the dye mixture, the acetate fiber monoazo dye mixture comprises the following active ingredients in percentage by weight: 10-40% of compound A, 5-30% of compound B, 0.5-50% of compound C, and the balance of dispersing agent, or 10-40% of compound A, 3-30% of compound D, 1-40% of compound E, and the balance of dispersing agent, or 2-35% of compound A, 5-25% of compound B, 0.1-10% of compound C, 4-20% of compound D, 5-30% of compound E, and the balance of dispersing agent. The acetate fiber monoazo dye mixture is reasonable in formula, excellent in dying performance, wide in applications, high in the added value of the product, and can be used for dying acetate fibers under the low-temperature condition. The invention further discloses a preparation method of the acetate fiber monoazo dye mixture, which comprises the following steps of: mixing all the active ingredients according to a proportion, adding water and grinding, and conducting spray drying, and the preparation method is simple in technology steps, strong in operability, low in cost, and suitable for industrial production.
Description
Technical field
The present invention relates to a kind of dyestuff, especially relate to a kind of cellulose acetate fibre monoazo class dye mixture and preparation method thereof, application.
Background technology
In the Italy of Clothing industry prosperity, acetate filament is applied and has been reached 31.1% on garment material, and ornamental textiles accounts for 27%, almost forms three minutes all over the world with traditional dress lining.Since the nineties, along with compatriots wear the superior of level, acetate filament and fabric pour in China.A large amount of as the aspects such as high-grade fabric, lining, full dress, silk scarf, necktie, nightwear, the extremely welcome of garment sector of acetate filament and composite filament fabric thereof.Yet the factory that produces now acetate dye is both at home and abroad fewer, Imported Dyestuffs is somewhat expensive, and therefore exploitation is conducive to improve competitiveness in international market for the dyestuff of cellulose acetate fibre.
Summary of the invention
The object of the present invention is to provide a kind of cellulose acetate fibre monoazo class dye mixture, rationally, dyeing behavior is good, of many uses for its formula, and added value of product is high, can under cold condition, for cellulose acetate fibre, paint.
The present invention also provides a kind of preparation method of cellulose acetate fibre monoazo class dye mixture, and this preparation method's processing step is simple, workable, and cost is low, is applicable to suitability for industrialized production.
To achieve these goals, the present invention is by the following technical solutions:
A kind of cellulose acetate fibre monoazo class dye mixture, in dye mixture total mass, it is by 10～40% compd A, 5～30% compd B, 0.5～50% Compound C, the dispersion agent of surplus forms, or by 10～40% compd A, 3～50% Compound D, 1～40% compd E, the dispersion agent of surplus forms, or by 2～35% compd A, 5～25% compd B, 0.1～10% Compound C, 4～20% Compound D, 5～30% compd E, the dispersion agent of surplus forms, compd A wherein, B, C, D, the structural formula of E is respectively as formula I, (II), (III), (IV), shown in (V):
The present invention is by the Combinatorial Optimization to different compounds, obtained a kind of can colouring to cellulose acetate fibre under cold condition, and chromatogram is complete, fastness excellent property, tinting power is high, coloured light is bright-coloured, the monoazo class dye mixture of the excellent performances such as level-dyeing property and enhancing, consistency, compatibleness, dye mixture of the present invention is black, rationally, cost is low for formula.
As preferably, in dye mixture total mass, it is by 10～20% compd A, 10～20% compd B, 30～50% Compound C, the dispersion agent of surplus forms, or by 10～20% compd A, 30～45% Compound D, 3～5% compd E, the dispersion agent of surplus forms, or by 8～35% compd A, 5～25% compd B, 0.5～5% Compound C, 4～15% Compound D, 5～25% compd E, the dispersion agent of surplus forms.
As preferably, described dispersion agent is the mixture of sodium alkyl naphthalene sulfonate formaldehyde condensation products and sulfonated lignin, and wherein the mass ratio of sodium alkyl naphthalene sulfonate formaldehyde condensation products and sulfonated lignin is 3:7～2:3.
As preferably, described sodium alkyl naphthalene sulfonate formaldehyde condensation products is methyl naphthalene sulfonate formaldehyde condensate, and described sulfonated lignin are sodium lignosulfonate.
A kind of preparation method of cellulose acetate fibre monoazo class dye mixture, concrete steps are: each component in cellulose acetate fibre monoazo class dye mixture is added to water after mixing according to the above ratio and grind, the slurry that grinding obtains is sprayed dry, obtains granular dye mixture.
As preferably, spray-dired processing condition are: 120～130 ℃ of inlet temperatures, and 50～60 ℃ of temperature outs, the particle diameter of the dye preparations obtaining is 0.1～1um.
A kind of cellulose acetate fibre monoazo class dye mixture is application during mass coloration on cellulose acetate fibre.
Therefore, the invention has the beneficial effects as follows:
(1) cellulose acetate fibre monoazo class dye mixture of the present invention, rationally, dyeing behavior is good, of many uses for its formula, and added value of product is high, can under cold condition, for cellulose acetate fibre, paint;
(2) preparation method's processing step of the present invention is simple, workable, is applicable to suitability for industrialized production.
Embodiment
Below by embodiment, the present invention will be further described.
Various compounds in the present invention in monoazo class dye mixture all can be synthetic by mode well known to those skilled in the art, also can buy from market, in the present invention, if not refer in particular to, all per-cent is weight unit, method in following embodiment, if no special instructions, is this area ordinary method.
Embodiment 1
The cellulose acetate fibre monoazo class dye mixture total mass of take is benchmark, first by 10% compd A as shown in formula I, 10% compd B as shown in formula II, 40% Compound C as shown in formula III, the proportioning of the dispersion agent of surplus takes each component, wherein dispersion agent by methyl naphthalene sulfonate formaldehyde condensate and sodium lignosulfonate in mass ratio 3:7 mix, then above-mentioned each component being mixed to Hou Jiashui grinds, the slurry that grinding obtains is sprayed dry, spray-dired processing condition are: 120 ℃ of inlet temperatures, 50 ℃ of temperature outs, obtain after drying the cellulose acetate fibre monoazo class dye mixture that particle diameter is 0.1um.
Embodiment 2
The difference of the present embodiment and embodiment 1 is: the compd A by 20%, and 20% compd B, 30% Compound C, the proportioning of the dispersion agent of surplus takes each component; Dispersion agent by methyl naphthalene sulfonate formaldehyde condensate and sodium lignosulfonate in mass ratio 10:21 mix; Spray-dired processing condition are: 125 ℃ of inlet temperatures, and 55 ℃ of temperature outs, obtain the cellulose acetate fibre monoazo class dye mixture that particle diameter is 0.5um after drying, and all the other are identical.
Embodiment 3
The difference of the present embodiment and embodiment 1 is: the compd A by 40%, and 5% compd B, 50% Compound C, the proportioning of the dispersion agent of surplus takes each component; Dispersion agent by methyl naphthalene sulfonate formaldehyde condensate and sodium lignosulfonate in mass ratio 2:3 mix; Spray-dired processing condition are: 130 ℃ of inlet temperatures, and 60 ℃ of temperature outs, obtain the cellulose acetate fibre monoazo class dye mixture that particle diameter is 1um after drying, and all the other are identical.
Embodiment 4
The difference of the present embodiment and embodiment 1 is: the compd A by 15%, and 30% compd B, 0.5% Compound C, the proportioning of the dispersion agent of surplus takes each component; Dispersion agent by methyl naphthalene sulfonate formaldehyde condensate and sodium lignosulfonate in mass ratio 2:3 mix; Spray-dired processing condition are: 130 ℃ of inlet temperatures, and 60 ℃ of temperature outs, obtain the cellulose acetate fibre monoazo class dye mixture that particle diameter is 1um after drying, and all the other are identical.
Embodiment 5
The cellulose acetate fibre monoazo class dye mixture total mass of take is benchmark, first by 10% compd A as shown in formula I, 50% Compound D as shown in formula IV, 5% suc as formula the compd E shown in (V), the proportioning of the dispersion agent of surplus takes each component, wherein dispersion agent by methyl naphthalene sulfonate formaldehyde condensate and sodium lignosulfonate in mass ratio 3:7 mix, then above-mentioned each component being mixed to Hou Jiashui grinds, the slurry that grinding obtains is sprayed dry, spray-dired processing condition are: 120 ℃ of inlet temperatures, 50 ℃ of temperature outs, obtain after drying the cellulose acetate fibre monoazo class dye mixture that particle diameter is 0.1um.
Embodiment 6
The difference of the present embodiment and embodiment 5 is: the compd A by 20%, and 45% Compound D, 3% compd E, the proportioning of the dispersion agent of surplus takes each component; Dispersion agent by methyl naphthalene sulfonate formaldehyde condensate and sodium lignosulfonate in mass ratio 4:7 mix; Spray-dired processing condition are: 122 ℃ of inlet temperatures, and 54 ℃ of temperature outs, obtain the cellulose acetate fibre monoazo class dye mixture that particle diameter is 0.3um after drying, and all the other are identical.
Embodiment 7
The difference of the present embodiment and embodiment 5 is: the compd A by 30%, and 30% Compound D, 1% compd E, the proportioning of the dispersion agent of surplus takes each component; Dispersion agent by methyl naphthalene sulfonate formaldehyde condensate and sodium lignosulfonate in mass ratio 4:7 mix; Spray-dired processing condition are: 122 ℃ of inlet temperatures, and 54 ℃ of temperature outs, obtain the cellulose acetate fibre monoazo class dye mixture that particle diameter is 0.3um after drying, and all the other are identical.
Embodiment 8
The difference of the present embodiment and embodiment 5 is: the compd A by 40%, and 3% Compound D, 40% compd E, the proportioning of the dispersion agent of surplus takes each component; Dispersion agent by methyl naphthalene sulfonate formaldehyde condensate and sodium lignosulfonate in mass ratio 4:7 mix; Spray-dired processing condition are: 122 ℃ of inlet temperatures, and 54 ℃ of temperature outs, obtain the cellulose acetate fibre monoazo class dye mixture that particle diameter is 0.3um after drying, and all the other are identical.
Embodiment 9
The cellulose acetate fibre monoazo class dye mixture total mass of take is benchmark, first by 20% compd A as shown in formula I, 20% compd B as shown in formula II, 0.5% Compound C as shown in formula III, 10% Compound D as shown in formula IV, 30% suc as formula the compd E shown in (V), the dispersion agent of surplus forms, wherein dispersion agent by methyl naphthalene sulfonate formaldehyde condensate and sodium lignosulfonate in mass ratio 3:7 mix, then above-mentioned each component being mixed to Hou Jiashui grinds, the slurry that grinding obtains is sprayed dry, spray-dired processing condition are: 120 ℃ of inlet temperatures, 50 ℃ of temperature outs, obtain after drying the cellulose acetate fibre monoazo class dye mixture that particle diameter is 0.1um.
Embodiment 10
The difference of the present embodiment and embodiment 9 is: the compd A by 8%, and 5% compd B, 0.1% Compound C, 15% Compound D, 5% compd E, the proportioning of the dispersion agent of surplus takes each component; Dispersion agent by methyl naphthalene sulfonate formaldehyde condensate and sodium lignosulfonate in mass ratio 4:7 mix; Spray-dired processing condition are: 122 ℃ of inlet temperatures, and 56 ℃ of temperature outs, obtain the cellulose acetate fibre monoazo class dye mixture that particle diameter is 0.8um after drying, and all the other are identical.
Embodiment 11
The cellulose acetate fibre monoazo class dye mixture total mass of take is benchmark, first by 20% compd A as shown in formula I, 20% compd B as shown in formula II, 0.5% Compound C as shown in formula III, 10% Compound D as shown in formula IV, 10% suc as formula the compd E shown in (V), the dispersion agent of surplus forms, wherein dispersion agent by methyl naphthalene sulfonate formaldehyde condensate and sodium lignosulfonate in mass ratio 3:7 mix, then above-mentioned each component being mixed to Hou Jiashui grinds, the slurry that grinding obtains is sprayed dry, spray-dired processing condition are: 120 ℃ of inlet temperatures, 50 ℃ of temperature outs, obtain after drying the cellulose acetate fibre monoazo class dye mixture that particle diameter is 0.1um.
Embodiment 12
The difference of the present embodiment and embodiment 9 is: the compd A by 8%, and 5% compd B, 5% Compound C, 15% Compound D, 25% compd E, the proportioning of the dispersion agent of surplus takes each component; Dispersion agent by methyl naphthalene sulfonate formaldehyde condensate and sodium lignosulfonate in mass ratio 4:7 mix; Spray-dired processing condition are: 122 ℃ of inlet temperatures, and 56 ℃ of temperature outs, obtain the cellulose acetate fibre monoazo class dye mixture that particle diameter is 0.8um after drying, and all the other are identical.
Embodiment 13
The difference of the present embodiment and embodiment 9 is: the compd A by 2%, and 5% compd B, 5% Compound C, 4% Compound D, 20% compd E, the proportioning of the dispersion agent of surplus takes each component; Dispersion agent by methyl naphthalene sulfonate formaldehyde condensate and sodium lignosulfonate in mass ratio 4:7 mix; Spray-dired processing condition are: 122 ℃ of inlet temperatures, and 56 ℃ of temperature outs, obtain the cellulose acetate fibre monoazo class dye mixture that particle diameter is 0.8um after drying, and all the other are identical.
Embodiment 14
The difference of the present embodiment and embodiment 9 is: the compd A by 35%, and 5% compd B, 10% Compound C, 20% Compound D, 25% compd E, the proportioning of the dispersion agent of surplus takes each component; Dispersion agent by methyl naphthalene sulfonate formaldehyde condensate and sodium lignosulfonate in mass ratio 4:7 mix; Spray-dired processing condition are: 122 ℃ of inlet temperatures, and 56 ℃ of temperature outs, obtain the cellulose acetate fibre monoazo class dye mixture that particle diameter is 0.8um after drying, and all the other are identical.
Embodiment 15
The difference of the present embodiment and embodiment 9 is: the compd A by 35%, and 25% compd B, 5% Compound C, 4.5% Compound D, 5% compd E, the proportioning of the dispersion agent of surplus takes each component; Dispersion agent by methyl naphthalene sulfonate formaldehyde condensate and sodium lignosulfonate in mass ratio 4:7 mix; Spray-dired processing condition are: 122 ℃ of inlet temperatures, and 56 ℃ of temperature outs, obtain the cellulose acetate fibre monoazo class dye mixture that particle diameter is 0.8um after drying, and all the other are identical.
The concrete application method of cellulose acetate fibre monoazo class dye mixture of the present invention is:
By the cellulose acetate fibre monoazo class dye mixture dye liquor that is mixed with desired concn soluble in water, then cellulose acetate fibre is dyeed, during dyeing, in POLT, add 20ml buffered soln (30g Glacial acetic acid+90g anhydrous sodium acetate is diluted with water to 10kg), add again dye liquor at 88～90 ℃, under the condition of 40～50min, dye, the after washing that dyeed, dries, sizing.
Cellulose acetate fibre monoazo class dye mixture of the present invention can be painted to cellulose acetate fibre under cold condition, and chromatogram is complete, fastness excellent property, and tinting power is high, and coloured light is bright-coloured, the excellent performances such as level-dyeing property and enhancing, consistency, compatibleness.
Above-described embodiment is a kind of preferably scheme of the present invention, not the present invention is done to any pro forma restriction, also has other variant and remodeling under the prerequisite that does not exceed the technical scheme that claim records.
Claims (7)
1. a cellulose acetate fibre monoazo class dye mixture, it is characterized in that, in dye mixture total mass, it is by 10～40% compd A, 5～30% compd B, 0.5～50% Compound C, the dispersion agent of surplus forms, or by 10～40% compd A, 3～50% Compound D, 1～40% compd E, the dispersion agent of surplus forms, or by 2～35% compd A, 5～25% compd B, 0.1～10% Compound C, 4～20% Compound D, 5～30% compd E, the dispersion agent of surplus forms
Wherein the structural formula of compd A, B, C, D, E is respectively as shown in formula I, (II), (III), (IV), (V):
2. a kind of cellulose acetate fibre monoazo class dye mixture according to claim 1, it is characterized in that, in dye mixture total mass, it is by 10～20% compd A, 10～20% compd B, 30～50% Compound C, the dispersion agent of surplus forms, or by 10～20% compd A, 30～45% Compound D, 3～5% compd E, the dispersion agent of surplus forms, or by 8～35% compd A, 5～25% compd B, 0.5～5% Compound C, 4～15% Compound D, 5～25% compd E, the dispersion agent of surplus forms.
3. a kind of cellulose acetate fibre monoazo class dye mixture according to claim 1, it is characterized in that, described dispersion agent is the mixture of sodium alkyl naphthalene sulfonate formaldehyde condensation products and sulfonated lignin, and wherein the mass ratio of sodium alkyl naphthalene sulfonate formaldehyde condensation products and sulfonated lignin is 3:7～2:3.
4. a kind of cellulose acetate fibre monoazo class dye mixture according to claim 3, is characterized in that, described sodium alkyl naphthalene sulfonate formaldehyde condensation products is methyl naphthalene sulfonate formaldehyde condensate, and described sulfonated lignin are sodium lignosulfonate.
5. the preparation method of a cellulose acetate fibre monoazo class dye mixture as claimed in claim 1, it is characterized in that, concrete steps are: each component in cellulose acetate fibre monoazo class dye mixture is added to water after mixing according to the above ratio and grind, the slurry that grinding obtains is sprayed dry, obtains granular dye mixture.
6. preparation method according to claim 5, is characterized in that, spray-dired processing condition are: 120～130 ℃ of inlet temperatures, and 50～60 ℃ of temperature outs, the particle diameter of the dye preparations obtaining is 0.1～1um.
7. a cellulose acetate fibre monoazo class dye mixture as claimed in claim 1 or 2 application during mass coloration on cellulose acetate fibre.
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| CN201410294144.2A CN104031411A (en) | 2014-06-26 | 2014-06-26 | Acetate fiber monoazo dye mixture, as well as preparation method and applications thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106280546A (en) * | 2016-08-16 | 2017-01-04 | 上海贝通色彩科技有限公司 | A kind of disperse dye composition for triacetate |
| CN106317957A (en) * | 2016-08-16 | 2017-01-11 | 上海贝通色彩科技有限公司 | Disperse dye composition used for cellulose triacetate fibers |
| CN111269586A (en) * | 2020-03-02 | 2020-06-12 | 上海贝通色彩科技有限公司 | Disperse black dye composition, disperse black dye preparation and application thereof |
| CN113861722A (en) * | 2021-11-03 | 2021-12-31 | 菲诺染料化工(无锡)有限公司 | Halogen-free black disperse dye mixture |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10140028A (en) * | 1996-11-12 | 1998-05-26 | Kiwa Kagaku Kogyo Kk | Disperse dye composition and dyeing of hydrophobic fiber by using the same |
| WO2000043454A1 (en) * | 1999-01-22 | 2000-07-27 | Yorkshire Chemicals Plc | Dye composition |
-
2014
- 2014-06-26 CN CN201410294144.2A patent/CN104031411A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10140028A (en) * | 1996-11-12 | 1998-05-26 | Kiwa Kagaku Kogyo Kk | Disperse dye composition and dyeing of hydrophobic fiber by using the same |
| WO2000043454A1 (en) * | 1999-01-22 | 2000-07-27 | Yorkshire Chemicals Plc | Dye composition |
Non-Patent Citations (2)
| Title |
|---|
| JAE-HONG CHOI ET AL.: ""Acetate dyes revisited:high fastness dyeing of cellulose diacetate and polyester-polyurethane"", 《COLORATION TECHNOLOGY》, vol. 117, 2 March 2001 (2001-03-02), pages 127 - 133 * |
| 康鸣 等: ""噻唑杂环偶氮分散染料的合成及电子光谱计算"", 《华东化工学院学报》, vol. 16, no. 3, 30 June 1990 (1990-06-30), pages 334 - 340 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106280546A (en) * | 2016-08-16 | 2017-01-04 | 上海贝通色彩科技有限公司 | A kind of disperse dye composition for triacetate |
| CN106317957A (en) * | 2016-08-16 | 2017-01-11 | 上海贝通色彩科技有限公司 | Disperse dye composition used for cellulose triacetate fibers |
| CN106317957B (en) * | 2016-08-16 | 2017-10-03 | 上海贝通色彩科技有限公司 | A kind of disperse dye composition for triacetate |
| CN111269586A (en) * | 2020-03-02 | 2020-06-12 | 上海贝通色彩科技有限公司 | Disperse black dye composition, disperse black dye preparation and application thereof |
| CN113861722A (en) * | 2021-11-03 | 2021-12-31 | 菲诺染料化工(无锡)有限公司 | Halogen-free black disperse dye mixture |
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Application publication date: 20140910 |