CN102493225B - A kind of additive for wet-steaming dyeing of reactive dye - Google Patents
A kind of additive for wet-steaming dyeing of reactive dye Download PDFInfo
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Abstract
The present invention relates to a kind of additive for wet-steaming dyeing of reactive dye, belong to technical field of textile printing.General REACTIVE DYES is not alkaline-resisting, and dyestuff and alkali can not be present in dye liquor simultaneously, and after adopting textile pad dye liquor to dry so general, then alkali immerging carries out the dyeing of decatize.These dyeing long flow paths, energy consumption, water consumption is large, and constant product quality is poor.The invention discloses a kind of additive for wet-steaming dyeing of reactive dye, additive of the present invention is mixed with dyeing working solution together with REACTIVE DYES, when the one-step technology directly carrying out decatize after adopting textile pad dye liquor dyes, have that to be once coloured to power high, effects of energy saving and emission reduction is remarkable, the features such as constant product quality.
Description
Technical field
The present invention is a kind of additive for wet-steaming dyeing of reactive dye, belongs to technical field of textile printing.
Background technology
REACTIVE DYES is the dyestuff being widely used in cellulose dyeing and stamp at present, and its continuous dyeing at present mainly adopts the dyeing flow process of padding dye liquor → oven dry → alkali immerging → decatize.Due to this process energy consumption, water consumption is high, wastewater discharge large, and the REACTIVE DYES in recent years without drying course pads the pay attention to day by day that wet steaming (the present invention is referred to as padding wet steaming) dyeing obtains people.Pad wet steaming dyeing to need dyestuff and alkali to be mixed with alkaline aqueous solution, be applied to fabric by the mode of padding and get on, more directly decatize makes dyestuff complete fixation reaction.Because common REACTIVE DYES is not alkaline-resisting, when dyestuff and alkaline agent are present in the aqueous solution simultaneously, dyestuff can be hydrolyzed, and causes the degree of fixation of dyestuff to reduce.For vinyl sulfone(RemzaolHuo Xingranliaohuoxingjituan) class REACTIVE DYES, can slough because the sodium sulfovinate salt groups in active group runs into alkali, cause the solubility of dyestuff to reduce, dyestuff is separated out from dye liquor.Therefore, REACTIVE DYES and alkaline agent are mixed with the stable aqueous solution, reduce the hydrolysis of dyestuff, improve the degree of fixation of dyestuff; Preventing some dyestuff from reducing because running into solubility after alkali the dyeing defect that causes simultaneously, ensureing to pad the wet one-time success rate steaming dyeing, there is important production application value.
CN200810062892.2 discloses a kind of solid fixation alkaline agent for the dyeing of REACTIVE DYES pad steaming process; it consists of by weight percentage: alkali metal hydroxide 15 ~ 30%, alkali carbonate 60 ~ 45%, alkali metal phosphate 16 ~ 10%, chelating agent 1 ~ 2%, alkali-resistant penetrant 2 ~ 3%, cosolvent 4 ~ 8% and coloured light protective agent 1 ~ 2%; wherein chelating agent is disodium ethylene diamine tetraacetate, Sodium Polyacrylate or the mixture of the two, and alkali-resistant penetrant is C
14-16sodium alkyl sulfonate, cosolvent is sodium lactate or hydroxycarbamide element, and coloured light protective agent is m-nitrobenzene sodium sulfonate.CN200410067188.8 discloses a kind of alkali proof stabilizer for active dye be made up of by a certain percentage alkyl naphthalene sulfonic acid formaldehyde condensation products, naphthalene sulfonic acid-formaldehyde condensation product, additive.Adopt this alkali proof stabilizer can improve the alkali stability of dyestuff.CN200710014982.X discloses a kind of purified cotton cloth reactive dye wet steaming deep color dyeing method.It selects vinyl-sulfone reactive dyes, and bleeding agent CWA, urea, chelated dispersants DF101 are dissolved in dye solution and obtain mixed liquor, by NaOH, concentration be the sodium metasilicate of 38 Baume degrees water-soluble alkaline agent solution, by mixed liquor and alkaline agent solution by volume 8: 2 ratio be mixed to get dye liquor, cloth is padded, vapour steaming colour fixing, then carry out washing, soap boiling, washing, complete dyeing.The composition of bleeding agent CWA and chelated dispersants DF101 and source are not open.CN200610168121.2 discloses a kind of salt-free pad steam continuous dyeing method for active dye.Fabric is made through padding dye liquor, decatize and washing three step, wherein dye liquor is made up of M type REACTIVE DYES, levelling agent (peregal 0), fixation alkaline agent (carboxylic acid sodium and caustic soda) and water, its proportioning is M type REACTIVE DYES 0.01-10%, levelling agent 0.1-0.2%, fixation alkaline agent 1.5-4%.The method only just can complete the overall process of reactive dyeing with developing and soaping range without hot flue padding machine.CN200910047346.6 discloses a kind of Yarn-bundle-shape active wet short steaming and rolling dyeing method, yarn bundle passes in succession through and pads dye liquor tank, wet steaming equipment, rinsing machine, soaper, rinsing machine, dryer equipment, fall into and hold yarn device, the continous mode achieving yarn dyeing is produced.CN200910049269.8 discloses a kind of method for dyeing reactive dye by one-step method without salt, use two leaching one is rolled or three leachings one are rolled, what textile pad was made up of dyestuff and alkaline agent (mixture of sodium metasilicate, soda ash, caustic soda and urea) pads dye liquor, then through decatize, wash, soap, hot water wash, oven dry, complete dyeing course.CN200710044615.4 discloses a kind of pad-steam technology of panne velvet reactive dye, and velveteen grey cloth is carried out dye liquor continuous knot dyeing, and by decatize, continuous open washing is dried, and completes dyeing course.Its dye liquor is made up of dyestuff, sodium carbonate and other auxiliary agent, and the composition of these auxiliary agents is not open.
The present invention is directed to REACTIVE DYES, to pad the wet dyestuff alkali resistance existed in dyeing of steaming poor, degree of fixation is low, dyeing defect is many, the problems such as dye deep-colour fabric difficulty, by the composition of optimal design dye liquor additive, be applied to, in reactive dyeing working solution, improve dyebath stability, add dyeing one-time success rate.
Summary of the invention
In hyperchromatic reactive pad dyeing formula, dye strength is high, and alkaline agent consumption is large, and dyestuff easily condenses precipitation because dissolution degree is low, and fabric is formed color dot or look flower.In addition, REACTIVE DYES is padded and wet is steamed that dye fixing temperature is high, the time is short.Therefore, to the disaggregation of dye aggregation body on fabric fibre and absorption and the regulation and control to chemical processes such as the diffusion of fibrous inside, fixation and hydrolysis, be improve to pad wetly to steam the key point being coloured to power.
A kind of additive for wet-steaming dyeing of reactive dye of the present invention, is added on when production application in aqueous dye solutions, is mixed with dye liquor and uses together with REACTIVE DYES.The dye solution be mixed with additive and fixation alkaline agent solution are mixed by the ratio of ratio as 4: 1 of measuring pump according to regulation, then input in staining bath, fabric is made to pad mixed liquor in staining bath, without oven dry, directly entering with saturated vapor is the steaming box of medium, carry out the vapour steaming colour fixing of certain hour, then carry out conventional washing and soap, complete dyeing course.A kind of additive for wet-steaming dyeing of reactive dye of the present invention, what be applied to REACTIVE DYES pads wet steaming in one-step method dyeing production, has application simple, convenient, contaminates dark constant product quality, dyeing one-time success rate high.
Additive for wet-steaming dyeing of reactive dye of the present invention is made up of A, B two kinds of components, and the ratio of A and B is that A accounts for 20% ~ 80% of A and B gross mass by percentage to the quality.Component A is a kind of or these condensation products in naphthalenesulfonate formaldehyde condensation compound, 1-methyl naphthalene sulfonic acid salt formaldehyde condensation products, butyl naphthalene sulfonate-naphthalene sulfonate-formaldehyde condensation product, benzyl naphthalenesulfonate formaldehyde condensation compound, propyl naphthalene sulfonate-naphthalene sulfonate-formaldehyde condensation product, lignosulfonates, propyl naphthalene sulfonate-benzene sulfonate-formaldehyde condensation products with the composite mutually mixture of any ratio.Mol ratio when naphthalene sulfonic salt and formaldehyde form condensation product is 2: 1, and these organic sulfonates can be sodium salt or sylvite or ammonium salt, and its molecular weight is 300 ~ 10000.B component is the one in following compounds:
The molecular weight of above-mentioned general formula polymer is 3000 ~ 80000, in macromolecular chain mol ratio p: the q of two kinds of construction units be 7: 3 or 4: 6 or 5: 5, M can be H or Na or K or NH
4.
Some fillers can be added, to improve or to improve the effect of additive in REACTIVE DYES dye liquor additive of the present invention.A kind of or these compounds in the Sodium Polyacrylate of these fillers can be molecular weight be 3000-30000, sodium chloride, sodium acetate, sodium sulphate, trisodium citrate, m-nitrobenzene sodium sulfonate, urea, sodium alginate are with the composite mutually mixture of any ratio, and its addition is 0 ~ 90% of A and B component gross mass by percentage to the quality.
Additive for wet-steaming dyeing of reactive dye of the present invention or can use water as medium and becomes liquid to use according to the solid be mixed with after above-mentioned formula Homogeneous phase mixing.
When practical application, the consumption of additive for wet-steaming dyeing of reactive dye of the present invention is 1% ~ 200% of dyestuff quality by percentage to the quality.During use, after first being dissolved completely by additive water, add REACTIVE DYES again, make it dissolve completely and mix.With the dye solution that additive and REACTIVE DYES are mixed with, other component can be added as required.
Substance A of the present invention, B and filler all commercially can buy the commodity of corresponding construction parameter, although these commodity may with different name nominatings.
Detailed description of the invention:
Embodiment 1 ~ 31: take A and B component according to prescription described in table 1, mixes each component, is mixed with solid, powdery additive.
Table 1 embodiment 1 ~ 31 additive A and B proportion of composing
In above-described embodiment, the structural information of A and B is as shown in table 2 below.
The structural information of compound in table 2 embodiment 1 ~ 31
In above-mentioned additive formulations, add suitable filler, can improve or improve the effect of additive of the present invention.According to the additive of the present invention of formulated described in table 3 in above-described embodiment 1 ~ 31.
The consumption of filler in table 3 embodiment 1 ~ 31
Claims (2)
1. an additive for wet-steaming dyeing of reactive dye, it is characterized in that this additive is by component A, B and filler composition: component A is naphthalenesulfonate formaldehyde condensation compound, 1-methyl naphthalene sulfonic acid salt formaldehyde condensation products, butyl naphthalene sulfonate-naphthalene sulfonate-formaldehyde condensation product, benzyl naphthalenesulfonate formaldehyde condensation compound, propyl naphthalene sulfonate-naphthalene sulfonate-formaldehyde condensation product, a kind of in propyl naphthalene sulfonate-benzene sulfonate-formaldehyde condensation products or with the composite mutually mixture of any ratio, mol ratio when naphthalene sulfonic salt and formaldehyde form condensation product is 2:1, molecular weight is 300 ~ 10000, naphthalene sulfonic salt is sodium salt or sylvite or ammonium salt, B component is the one in following compounds:
The molecular weight of described general formula polymer is 3000 ~ 80000, and in macromolecular chain, the mol ratio p:q of two kinds of construction units is 7:3 or 4:6 or 5:5, M is H or Na or K or NH
4; The ratio of A and B is that A accounts for 20% ~ 80% of A and B gross mass by percentage to the quality; A kind of or these compounds in the Sodium Polyacrylate of described filler to be molecular weight be 3000-30000, sodium chloride, sodium acetate, sodium sulphate, trisodium citrate, m-nitrobenzene sodium sulfonate, urea, sodium alginate are with the composite mutually mixture of any ratio, and its addition is 10% ~ 90% of A and B component gross mass by percentage to the quality.
2. according to a kind of additive for wet-steaming dyeing of reactive dye according to claim 1, it is characterized in that this additive is according to the solid be mixed with after above-mentioned formula Homogeneous phase mixing or the liquid using water as medium one-tenth, after being applied to textile pad REACTIVE DYES dye liquor, without oven dry, directly carry out the one-step method dyeing of decatize with saturated vapor.
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Citations (4)
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CN1730566A (en) * | 2005-08-30 | 2006-02-08 | 大连理工大学 | Alkali resistant black active dye suitable for batch cold process |
CN102241892A (en) * | 2011-05-09 | 2011-11-16 | 浙江亿得化工有限公司 | Composite active medium-green dye |
CN102250493A (en) * | 2011-06-09 | 2011-11-23 | 天津德凯化工股份有限公司 | Blue alkali resistant active dye |
CN102268195A (en) * | 2011-07-13 | 2011-12-07 | 青岛大学 | Alkali-proof active dye |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1730566A (en) * | 2005-08-30 | 2006-02-08 | 大连理工大学 | Alkali resistant black active dye suitable for batch cold process |
CN102241892A (en) * | 2011-05-09 | 2011-11-16 | 浙江亿得化工有限公司 | Composite active medium-green dye |
CN102250493A (en) * | 2011-06-09 | 2011-11-23 | 天津德凯化工股份有限公司 | Blue alkali resistant active dye |
CN102268195A (en) * | 2011-07-13 | 2011-12-07 | 青岛大学 | Alkali-proof active dye |
Non-Patent Citations (1)
Title |
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Effective date of registration: 20210916 Address after: 256623 No.1, XINER Road, Binzhou hi tech Industrial Development Zone, Shandong Province Patentee after: YUYUE HOME TEXTILE Co.,Ltd. Address before: 266071 No. 7 East Hongkong Road, Laoshan District, Shandong, Qingdao Patentee before: QINGDAO University |