CN111548647B - Red dye and preparation method and application thereof - Google Patents
Red dye and preparation method and application thereof Download PDFInfo
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- CN111548647B CN111548647B CN202010408795.5A CN202010408795A CN111548647B CN 111548647 B CN111548647 B CN 111548647B CN 202010408795 A CN202010408795 A CN 202010408795A CN 111548647 B CN111548647 B CN 111548647B
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- 239000001044 red dye Substances 0.000 title claims abstract description 18
- 238000002360 preparation method Methods 0.000 title claims abstract description 9
- 238000004043 dyeing Methods 0.000 claims abstract description 47
- 239000004744 fabric Substances 0.000 claims abstract description 44
- 229920000742 Cotton Polymers 0.000 claims abstract description 33
- 229920000297 Rayon Polymers 0.000 claims abstract description 14
- 239000002964 rayon Substances 0.000 claims abstract description 14
- 239000000975 dye Substances 0.000 claims description 42
- 238000000034 method Methods 0.000 claims description 26
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 20
- 150000001875 compounds Chemical class 0.000 claims description 17
- 239000002270 dispersing agent Substances 0.000 claims description 15
- 230000000694 effects Effects 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 11
- 229910052736 halogen Inorganic materials 0.000 claims description 10
- 150000002367 halogens Chemical class 0.000 claims description 10
- 229910052938 sodium sulfate Inorganic materials 0.000 claims description 10
- 235000011152 sodium sulphate Nutrition 0.000 claims description 10
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 claims description 8
- 239000000945 filler Substances 0.000 claims description 7
- 125000000229 (C1-C4)alkoxy group Chemical group 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 5
- 229910004727 OSO3H Inorganic materials 0.000 claims description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 4
- -1 formamido Chemical class 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 125000001160 methoxycarbonyl group Chemical group [H]C([H])([H])OC(*)=O 0.000 claims description 4
- 125000001424 substituent group Chemical group 0.000 claims description 4
- 125000000217 alkyl group Chemical group 0.000 claims description 3
- 125000000043 benzamido group Chemical group [H]N([*])C(=O)C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- CBOIHMRHGLHBPB-UHFFFAOYSA-N hydroxymethyl Chemical compound O[CH2] CBOIHMRHGLHBPB-UHFFFAOYSA-N 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 239000011780 sodium chloride Substances 0.000 claims description 2
- 229920005552 sodium lignosulfonate Polymers 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 239000010865 sewage Substances 0.000 abstract description 3
- 229920001778 nylon Polymers 0.000 description 19
- 239000004677 Nylon Substances 0.000 description 17
- 238000007730 finishing process Methods 0.000 description 7
- 238000005303 weighing Methods 0.000 description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000012752 auxiliary agent Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000985 reactive dye Substances 0.000 description 2
- 235000017557 sodium bicarbonate Nutrition 0.000 description 2
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 2
- 235000017550 sodium carbonate Nutrition 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920006052 Chinlon® Polymers 0.000 description 1
- SJEYSFABYSGQBG-UHFFFAOYSA-M Patent blue Chemical compound [Na+].C1=CC(N(CC)CC)=CC=C1C(C=1C(=CC(=CC=1)S([O-])(=O)=O)S([O-])(=O)=O)=C1C=CC(=[N+](CC)CC)C=C1 SJEYSFABYSGQBG-UHFFFAOYSA-M 0.000 description 1
- 239000000980 acid dye Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000011534 incubation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0033—Blends of pigments; Mixtured crystals; Solid solutions
- C09B67/0046—Mixtures of two or more azo dyes
- C09B67/0051—Mixtures of two or more azo dyes mixture of two or more monoazo dyes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
- C09B67/0079—Azoic dyestuff preparations
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P1/00—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed
- D06P1/02—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using azo dyes
- D06P1/10—General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed using azo dyes containing metal
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/82—Textiles which contain different kinds of fibres
- D06P3/8204—Textiles which contain different kinds of fibres fibres of different chemical nature
- D06P3/8219—Textiles which contain different kinds of fibres fibres of different chemical nature mixtures of fibres containing hydroxyl and amide groups
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Coloring (AREA)
Abstract
The invention discloses a red dye, which mainly comprises 20-80% of a component A and 5-60% of a component B, and is characterized in that the component A is shown as a formula 1, and the component B is shown as a formula 2. The invention also discloses a preparation method and application. The invention can realize one-bath one-step dyeing of the brocade/cotton and the brocade/rayon fabrics, obtain better uniformity of same color, greatly improve the production efficiency of the brocade/cotton and the brocade/rayon fabrics, save dyeing time, reduce energy consumption and reduce sewage discharge.
Description
Technical Field
The invention belongs to the field of dye preparation, and particularly relates to a red dye, and a preparation method and application thereof.
Background
In recent years, with the development of fashion and the continuous demand of people for high-quality fabrics, nylon/cotton fabrics (woven or knitted) or nylon/rayon stretch fabrics are more and more favored by consumers. However, due to the limitation of dyes and dyeing processes, the printing and dyeing of the nylon/cotton fabric is usually carried out by a two-bath method, which results in long processing period, low production efficiency, large energy consumption, serious environmental pollution and high production cost.
To solve these problems, many industry institutions and factories are exploring the feasibility of one-bath, one-step dyeing of brocade/cotton fabrics. However, the existing commercial dyes on the market are difficult to meet the requirements, particularly red dyes can not obtain the required dyeing effect, and the problems of poor deep dyeing property, poor brocade/cotton homochromy and the like still exist.
Disclosure of Invention
Aiming at solving the problems of poor deep dyeing property, poor brocade/cotton homochromy and the like of the red dye in the prior art, the invention provides the red dye and the use method thereof. The red dye and the use method thereof provided by the invention can realize one-bath one-step dyeing of nylon/cotton and nylon/rayon fabrics, thereby improving the production efficiency, reducing the energy consumption, shortening the dyeing time and reducing the sewage discharge.
In order to realize the invention, the adopted technical scheme is as follows:
a red dye is composed of 20% -80% of a component A and 5% -60% of a component B, wherein the component A is shown as a formula 1, and the component B is shown as a formula 2:
r1 is C1-C4 alkyl, -OCH3, -OCH2CH3, -OCH2CH2CH3,
Any one of-OCH 2CH2CH2CH3, -NO2, C1-C4 alkyl substituted formamido, benzamido or halogen;
r2 is any one of alkyl of C1-C4, -OCH3, -OCH2CH3, -OCH2CH2CH3, -OCH2CH2CH2CH3, -NO2, alkyl-substituted formamido of C1-C4, benzamido or halogen;
r3 is any one of-OH, -NO2, NH2, -H, C1-C4 alkyl, C1-C4 alkoxy or halogen;
r4 is any one of-CH 2SO3Na, -CH2SO3K, -SO3Na or-SO 3K;
the R5 or R6 is any one of C1-C4 alkyl, C1-C4 alkoxy group, -COOCH3, -COOCH2CH3 or-H;
r7 is any one of-CH 2SO3Na, -CH2SO3K, -SO3Na or-SO 3K;
the R8 is any one of-SO 2(CH2) (1-3) OSO3Na, -SO2(CH2) (1-3) OSO3K, -SO2(CH2) (1-3) OSO3H or halogen;
the R9 is any one of-SO 2(CH2) (1-3) OSO3Na, -SO2(CH2) (1-3) OSO3Na, -SO2(CH2) (1-3) OSO3K, -SO2(CH2) (1-3) OSO3H or halogen;
the R10 is any one of-CH 2SO3Na, -CH2SO3K, -CH2SO3H, -SO3Na, -SO3K or-SO 3H;
r11 and R12 are respectively any one of C1-C4 alkyl, C1-C4 alkoxy, - (CH2) (1-4) OH, -COOCH3, -COOCH2CH3 or H.
In a preferred embodiment of the invention, the content of the a component is 30% to 70%, preferably 30% to 65%.
In a preferred embodiment of the invention, the content of the B component is 10% to 40%, preferably 10% to 35%.
In a preferred embodiment of the invention, the content mass ratio of the component A to the component B is (30-70): (10-40), preferably (30-65): (10-35).
In a preferred embodiment of the invention, the R1 is-OCH 3, -OCH2CH3 or-CH 3.
In a preferred embodiment of the invention, the R2 is-CH 3, -CH2CH3 or-OCH 3.
In a preferred embodiment of the invention, R3 is-OH, -NH2 or-Cl.
In a preferred embodiment of the invention, said R4 is-CH 2SO3Na, -SO3Na or-SO 3K.
In a preferred embodiment of the invention, the R5 and R6 are the same group and are any one or more of-CH 3, OCH3 or-H.
In a preferred embodiment of the invention, said R7 is-CH 2SO3Na, -SO3Na or-SO 3K.
In a preferred embodiment of the invention, said R8 is-SO 2CH2CH2OSO3Na, -SO2CH2CH2OSO3K or Cl.
In a preferred embodiment of the invention, said R9 is-SO 2CH2CH2OSO3Na, -SO2CH2CH2OSO3K or Cl.
In a preferred embodiment of the present invention, the compound of formula 1 is any one of the compounds numbered a1-a 6:
table 1: list of substituents for Compounds numbered A1-A6
In a preferred embodiment of the invention, said R10 is-CH 2SO3Na, -SO3Na or-SO 3K.
In a preferred embodiment of the invention, the R11 and R12 are preferably the same group, being- (CH2) (1-4) OH, -CH3, or H.
In a preferred embodiment of the present invention, the formula 2 represents one of the compounds numbered B1-B5:
table 2: list of substituents for compounds numbered B1-B5
| B component | R10 | R11 | R12 |
| B1 | -CH2SO3Na | -CH2OH | -CH2OH |
| B2 | -CH2SO3Na | -CH2CH2CH2OH | -CH2CH2CH2OH |
| B3 | -SO3Na | -CH2 CH2OH | -CH2CH2OH |
| B4 | -SO3Na | -CH3 | -CH3 |
| B5 | -SO3Na | -H | -H |
In a preferred embodiment of the present invention, the dye composition further comprises an auxiliary agent for adjusting the strength and solubility of the dye composition, and the auxiliary agent includes, but is not limited to, any one or more of a dispersant, a filler and a dispersing agent.
In a preferred embodiment of the invention, the dispersant comprises any one or more of a dispersant MF, sodium lignosulfonate and a dispersant Reax85A, and the addition amount of the dispersant is 0-30% of the total mass. Preferably 0% to 20%.
In a preferred embodiment of the invention, the filler comprises any one or more of anhydrous sodium sulphate and NaCl, and the addition amount of the filler is 0-40%. Preferably 5% -40%.
In a preferred embodiment of the present invention, when the assistant is a dispersant MF and the filler is anhydrous sodium sulphate, the ratio of the dispersant MF to the anhydrous sodium sulphate in the assistant is preferably the mass of the dispersant MF: the anhydrous sodium sulphate is (0-30) by mass: (0-40), more preferably (0-20): (5-40).
In a preferred embodiment of the present invention, the product of the dye composition may be a mixture or a kit of parts.
The invention also provides a preparation method of the dye, which comprises the following steps: the dye is obtained by uniformly mixing the components of the dye composition.
The form of each component of the dye composition comprises powder, granules or aqueous solution.
The blending method comprises dry blending and wet blending.
The invention also provides a dye prepared by the preparation method.
The dye is preferably any one of the dye numbers 1-10 in the table 3, the using amount of each component in the table 3 is expressed by the percentage immediately after the using amount, and the percentage refers to the mass percentage of the mass of each component in the total mass of the dye; the compounds of A1-A5 of the A component in Table 3 are as described in Table 1, and the compounds of B1-B5 of the B component are as described in Table 2:
table 3: content of each component of dye
The invention also provides an application of the dye in dyeing of brocade/cotton and brocade/rayon fabrics, wherein in the application, the dosage of the dye is preferably 0.5-6% (o.w.f), and more preferably 0.5-4% (o.w.f).
In the present invention, the unit of measurement o.w.f represents the percentage of the dye amount to the weight of the fabric to be dyed.
In a preferred embodiment of the invention, the brocade/cotton and brocade/rayon fabric is a brocade/cotton, brocade/rayon blended fabric or an interwoven fabric, preferably the brocade/cotton and the brocade/rayon blended fabric.
In a preferred embodiment of the present invention, the dyeing method of the dye is a one-bath one-step method, comprising the following steps:
and sequentially adding the red dye, the anhydrous sodium sulphate and the alkaline agent into a dye bath, heating to a specified dyeing temperature at a heating rate of 1 ℃/min, preserving heat for 40-60min, cooling, draining liquid and soaping to obtain the required cloth cover effect. The dyeing of the nylon fiber and the cotton fiber in one bath and one step method is realized, the two fibers are basically consistent in hue and color depth, and the overall effect of the cloth cover is relatively uniform.
The amounts of chemicals involved in the dyeing process can be found in table 4:
TABLE 4 amount of different dyes corresponding to the amount of corresponding chemicals
In a preferred embodiment of the present invention, the incubation temperature is preferably 95 ℃ to 105 ℃, more preferably 95 ℃ to 100 ℃.
In a preferred embodiment of the present invention, the holding time is preferably 40min to 60min, and more preferably 50min to 60 min.
In a preferred embodiment of the present invention, the bath ratio is preferably 1: (4-20), more preferably 1 (8-12).
In a preferred embodiment of the present invention, the alkaline agent is a conventional alkaline agent in the art, and is preferably one or more of soda ash, baking soda and the like.
In a preferred embodiment of the present invention, the soaping is a conventional soaping process in the art, and may be selected from a soaping agent for common cotton, preferably Annoco color Kerr NC.
The invention has the beneficial effects that:
the invention can realize one-bath one-step dyeing on the brocade/cotton and brocade/rayon fabrics, obtain better uniformity of same color, greatly improve the production efficiency of the brocade/cotton and brocade/rayon fabrics, save dyeing time, reduce energy consumption and reduce sewage discharge.
Description of the drawings:
FIG. 1 is a schematic diagram of a dyeing and finishing process for dyeing nylon/cotton and nylon/rayon fabrics by a one-bath one-step method of the dye.
FIG. 2 is a schematic diagram of a conventional reactive dye dyeing and finishing process for cotton fabric.
FIG. 3 is a schematic diagram of a conventional dyeing and finishing process for dyeing nylon fabric with acid dyes.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to limit the invention thereto. The experimental methods without specific conditions noted in the following examples were selected according to the conventional methods and conditions, or according to the product specifications.
On the basis of the common knowledge in the field, the above preferred conditions can be combined randomly to obtain the preferred embodiments of the invention.
Example 1
According to the content proportion of each component with the dye number of 1 in the table 3, 55 g of A1,25 g of B1, 15 g of anhydrous sodium sulphate and 5 g of MF are accurately weighed and fully and uniformly mixed to obtain the red dye.
The amount of each component in table 3 is represented by the percentage immediately following it, which means the mass percentage of each component to the total mass of the dye; the compounds of A1-A5 of the A component in Table 3 are indicated by the numbers in Table 1, and the compounds of B1-B5 of the B component are indicated by the numbers in Table 2.
According to the dye dosage of 2% o.w.f, 10 g of nylon/cotton knitted fabric (the mass ratio of cotton is 70%, the mass ratio of nylon is 30%) is accurately weighed, and 0.2 g of dye in the embodiment is accurately weighed. The dyeing bath ratio was 1:10, and dyeing was carried out according to the dyeing and finishing process in fig. 1, in which the amounts of anhydrous sodium sulphate, baking soda and soaping agent were added with reference to the amounts in table 5. After the whole process is finished, the fabric is dried at low temperature, and the color effect and various fastness indexes of the cloth surface are evaluated, which are detailed in table 5.
Examples 2 to 10
According to the preparation method of example 1, the corresponding dyes with the dye numbers of 2-10 are respectively prepared according to the mixture ratio of the components in the table 3. Referring to the dyeing and finishing process flow in the embodiment 1, corresponding brocade cotton dyed fabrics can be obtained respectively.
Comparative example 1
Accurately weighing 10 g of nylon/cotton knitted fabric (the mass ratio of cotton is 70% and the mass ratio of nylon is 30%), and the dyeing bath ratio is 1:10, accurately weighing 0.2 g of commercially available reactive red 3BE 150%, 4 g of anhydrous sodium sulphate and 2 g of soda ash according to the dosage of 2% o.w.f, and dyeing according to the conventional reactive dye dyeing process shown in figure 2. After the whole process is finished, the fabric is dried at low temperature, and the color effect and various fastness indexes of the cloth surface are evaluated, which are detailed in table 5.
Comparative example 2
Accurately weighing 10 g of nylon/cotton knitted fabric (the mass ratio of cotton is 70% and the mass ratio of nylon is 30%), and the dyeing bath ratio is 1:10, accurately weighing 0.2 g of the acid red BB sold on the market according to the dosage of 2 percent o.w.f
Dyeing is carried out according to the dyeing and finishing process of the conventional acid dyed chinlon fabric shown in the figure 3, after the whole process is finished, the fabric is dried at low temperature, and the cloth cover color effect and various fastness indexes are evaluated, which are detailed in a table 5.
Comparative example 3
Accurately weighing 10 g of nylon/cotton knitted fabric (the mass ratio of cotton is 70% and the mass ratio of nylon is 30%), and the dyeing bath ratio is 1:10, accurately weighing 1.4 g of reactive red 3BE 150% and 0.6 g of acid red BB according to the total dye dosage of 2% o.w.f and the content proportion of cotton and nylon fibers in the fabric, and dyeing by a two-bath method according to the dyeing processes shown in the figures 2 and 3 respectively. After the whole process is finished, the fabric is dried at low temperature, and the color effect and various fastness indexes of the cloth surface are evaluated, which are detailed in table 5.
TABLE 5 cloth cover effect and fastness of the fabrics obtained in different examples
From the comparison effect of the above examples and comparative examples, the red dye and the dyeing method provided by the invention can realize one-bath one-step dyeing of the nylon/cotton fabric (the traditional printing and dyeing process can be realized only by a two-bath method), and have good homochromy effect and good fastness. Compared with the traditional two-bath dyeing process, the dyeing and finishing process shortens the dyeing and finishing time by 3 to 4 hours, saves 30 to 40 tons of water per ton of fabric, improves the processing efficiency, greatly reduces the discharge of dyeing and finishing waste water, and has very important economic and social meanings for dyeing and finishing enterprises.
Claims (10)
1. A red dye is composed of 20% -80% of a component A and 5% -60% of a component B, and is characterized in that the component A is shown as a formula 1, and the component B is shown as a formula 2:
r1 is any one of alkyl of C1-C4, -OCH3, -OCH2CH3, -OCH2CH2CH3, -OCH2CH2CH2CH3, -NO2, alkyl-substituted formamido of C1-C4, benzamido or halogen;
r2 is any one of alkyl of C1-C4, -OCH3, -OCH2CH3, -OCH2CH2CH3, -OCH2CH2CH2CH3, -NO2, alkyl-substituted formamido of C1-C4, benzamido or halogen;
r3 is any one of-OH, -NO2, NH2, -H, C1-C4 alkyl, C1-C4 alkoxy or halogen;
r4 is any one of-CH 2SO3Na, -CH2SO3K, -SO3Na or-SO 3K;
the R5 or R6 is any one of C1-C4 alkyl, C1-C4 alkoxy group, -COOCH3, -COOCH2CH3 or-H;
r7 is any one of-CH 2SO3Na, -CH2SO3K, -SO3Na or-SO 3K;
the R8 is any one of-SO 2(CH2) (1-3) OSO3Na, -SO2(CH2) (1-3) OSO3K, -SO2(CH2) (1-3) OSO3H or halogen;
the R9 is any one of-SO 2(CH2) (1-3) OSO3Na, -SO2(CH2) (1-3) OSO3Na, -SO2(CH2) (1-3) OSO3K, -SO2(CH2) (1-3) OSO3H or halogen;
the R10 is any one of-CH 2SO3Na, -CH2SO3K, -CH2SO3H, -SO3Na, -SO3K or-SO 3H;
r11 and R12 are respectively any one of C1-C4 alkyl, C1-C4 alkoxy, - (CH2) (1-4) OH, -COOCH3, -COOCH2CH3 or H.
2. A red dye according to claim 1, wherein the compound of formula 1 is any one of compounds numbered a1-a 6:
table 1: list of substituents for Compounds numbered A1-A6
3. A red dye according to claim 1, wherein the compound of formula 2 is any one of compounds numbered B1-B5:
table 2: list of substituents for compounds numbered B1-B5
。
4. A red dye according to claim 1 wherein the dye composition further comprises an aid to adjust the strength and solubility of the dye composition, said aid including but not limited to any one or more of dispersants, fillers, and dispersing agents.
5. A red dye according to claim 4, wherein the dispersant comprises any one or more of a dispersant MF, sodium lignosulfonate and a dispersant Reax85A, and the addition amount of the dispersant is 0-30% of the total mass;
the filler comprises one or more of anhydrous sodium sulphate and NaCl, and the addition amount of the filler accounts for 0-40% of the total mass.
6. Process for the preparation of the dyes according to any one of claims 1 to 5, comprising the following steps:
the dye is obtained by uniformly mixing the components of the dye composition.
7. The dye prepared by the method of claim 6, wherein the dye is any one of dye numbers 1-10 in Table 3, wherein the compounds of A1-A5 of component A in Table 3 are as shown in Table 1, and the compounds of B1-B5 of component B are as shown in Table 2:
table 3: content of each component of dye
8. Use of the dye according to any one of claims 1 to 5 for dyeing cotton/brocade and cotton/rayon fabrics, wherein said dye is used in an amount of 0.5% to 6% o.w.f.
9. Use as claimed in claim 8 wherein the brocade/cotton or brocade/rayon fabric is a brocade/cotton, brocade/rayon blend or an interwoven fabric.
10. The use as claimed in claim 8, wherein the dyeing process of the dye is a one-bath one-step dyeing process comprising the steps of:
and sequentially adding the red dye, the anhydrous sodium sulphate and the alkaline agent into a dye bath, heating to a specified dyeing temperature at a heating rate of 1 ℃/min, preserving heat for 40-60min, cooling, draining liquid and soaping to obtain the required cloth cover effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| JP5975521B2 (en) * | 2012-10-19 | 2016-08-23 | 日本化薬株式会社 | Acid dye composition and dyeing method using the same |
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Address after: No. 881, Songhua Road, Qingpu District, Shanghai City, Shanghai Patentee after: SHANGHAI ANOKY GROUP Co.,Ltd. Country or region after: China Patentee after: YANTAI ANOKY FINE CHEMICALS Co.,Ltd. Patentee after: Shanghai Annuoqi Material Technology Co.,Ltd. Patentee after: DONGYING ANOKY TEXTILE MATERIALS Co.,Ltd. Patentee after: SHANGHAI SHANGHU DIGITAL TECHNOLOGY Co.,Ltd. Country or region after: China Patentee after: Yantai Shangyu Digital Technology Co.,Ltd. Patentee after: Shandong annuoqi Fine Chemical Co.,Ltd. Address before: No. 881, Songhua Road, Qingpu District, Shanghai City, Shanghai Patentee before: SHANGHAI ANOKY GROUP Co.,Ltd. Country or region before: China Patentee before: YANTAI ANOKY FINE CHEMICALS Co.,Ltd. Patentee before: SHANGHAI ANOKY DIGITAL TECHNOLOGY Co.,Ltd. Patentee before: DONGYING ANOKY TEXTILE MATERIALS Co.,Ltd. Patentee before: SHANGHAI SHANGHU DIGITAL TECHNOLOGY Co.,Ltd. Patentee before: Yantai Shangyu Digital Technology Co.,Ltd. Patentee before: Shandong annuoqi Fine Chemical Co.,Ltd. |