CN102182078B - Monascorubrin mordant dyeing method of silk textile - Google Patents
Monascorubrin mordant dyeing method of silk textile Download PDFInfo
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- CN102182078B CN102182078B CN 201110085231 CN201110085231A CN102182078B CN 102182078 B CN102182078 B CN 102182078B CN 201110085231 CN201110085231 CN 201110085231 CN 201110085231 A CN201110085231 A CN 201110085231A CN 102182078 B CN102182078 B CN 102182078B
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Abstract
The invention discloses a monascorubrin mordant dyeing method of silk textile, which is characterized by comprising the following step: using monascorubrin to perform mordant dyeing of silk textile by taking rare earth as mordant, wherein the use of the mordant is 0.5-2 g/L, and the concentration of the monascorubrin dye is 1-5% owf. The method uses the food coloring agent monascorubrin in the dyeing process of real silk, expands the application field of the monascus industry, can obtain relatively good color yield and color fastness of monascorubrin on the silk textile through the use of the monascorubrin, and realizes the green ecological staining process of silk textile.
Description
Technical field:
The invention belongs to the light industry field, relate to the colouring method of a kind of natural colouring matter monascorubin, specifically a kind of method that adopts monascorubin and rare earth mordant silk fabric to be carried out ecological mordant dying silk fabric.
Background technology:
Natural dye derives from animal, plant and mineral, because of itself and Environmental compatibility are good, and biodegradable, regenerated raw materials does not have anaphylaxis and carcinogenic to skin, receives people's attention and favor.Though natural dye has vast potential for future development, in development and application, also there are many problems.
The natural dye multi-source is in animals and plants, and this makes it be difficult to carry out standardized production.Natural dye is very little to the affinity of textile fabric, and tinctorial yield is low, dyeing time is long, dyefastness is poor.Most of natural dye all will use mordant when dyeing, traditional mordant contains heavy metal ion mostly, can cause the destruction to ecological environment, has run counter to and has used natural dye dying to be beneficial to the original intention of ecological and environmental protection
Utilize now bionic method artificial culture various plants such as Asian puccoon, madder; Because the method for biological culture can make the cell speed of growth accelerate greatly; Make the production of natural dye can not rely on natural plant like this, and output increase substantially.The researcher finds that the pigment of microorganisms such as bacterium, fungi, mould also can be used as the source of natural dye.
Monascorubin is the pigment of monascus ruber filament secretion; The employing liquid deep layer fermenting is cultivated; Gained pigment purity height, look valency unit height, good water solubility, safe; Be a kind of natural colouring matter with extensive exploitation prospect, at present in Zhejiang, province, cities such as Guangdong, Ningxia, Jiangsu, Shanghai have formed and have produced nearly hundred tons production capacity per year.But to the development and use of monascorubin, lay particular emphasis on food color and medicinal processing at present at present.
Therefore; The source of natural dye and production problem have obtained solution; How to solve the problem that natural dye and traditional heavy metal ion mordant are used, make full use of the natural dye of function admirable, it is very urgent to explore textiles green ecological printing and dyeing processing technology and method.
Summary of the invention:
The objective of the invention is to be used dyeing quality and the relatively poor technical problem of the feature of environmental protection to existing natural dye and traditional heavy metal ion mordant; Thereby provide the eco-friendly rare earth of a kind of employing as mordant, monascorubin is used for silk fabric dyeing processing.
The technical scheme that the present invention takes is following:
A kind of monascorubin mordant dying method of silk fabric; It is characterized in that, may further comprise the steps: utilize rare earth as mordant, monascorubin is used for the silk fabric mordant dying; The mordant consumption is 0.5～2g/L, and the monascorubin dye strength is 1%owf～5%owf.
Further limit and be:
Described mordant is praseodymium chloride or cerium chloride, and is different according to the mordant dying method when being applied to silk fiber dyeing, is configured to rare earth mordant solution.
Described dyeing prescription is: the monascorubin dye strength is 1%owf～5%owf, bath raio 1:30, dye bath pH=3～5.
Described dyeing condition is: 30 ℃ are dyed, and 2 ℃/min is warming up to 80 ℃ of dyeing temperatures, insulation 60min; After dyeing is accomplished, washing, oven dry.
Mordant dyeing before said mordant dying method is selected, with bathing any one of mordant dyeing or back mordant dyeing, wherein:
(1) preceding matchmaker's method: silk fabric is in the mordant (earth solution) of 0.5～2g/L at consumption, handles 60min, after the drying at room temperature, adopts aforesaid dyeing prescription and dyeing condition to dye then for 60 ℃.
(2) with bathing mordant dyeing: silk fabric dyes according to described dyeing condition in the dye liquor that contains mordant (rare earth) and monascorubin.Formula for dye liquor is 1%owf～5%owf for the monascorubin dye strength, and the rare earth consumption is 0.5～2g/L, bath raio 1:30, dye bath pH=3～5.
(3) back matchmaker's method: silk fabric dyes according to aforesaid dyeing prescription and dyeing condition earlier, then it is placed the mordant (earth solution) that contains 0.5～2g/L, handles 60min, drying at room temperature down for 60 ℃.
Operation principle of the present invention and beneficial effect are following:
Operation principle: the present invention adopts eco-friendly rare earth as mordant; And monascorubin is applied to the dyeing processing of silk fabric; Utilize rare earth to have stronger ligand complex effect, form complicated polynary complexing, when dyeing, form the chelation structure of monascorubin-rare earth-fiber with the carboxyl, the hydroxyl that are contained in the monascorubin molecule; Increase the dyeing affinity of monascorubin and silk fiber; Help absorption and the set of monascorubin on silk fiber, improve dye uptake and the COLOR FASTNESS of monascorubin on silk, thereby in the silk fabric Application of Dyeing feasibility is provided for monascorubin.
Beneficial effect:
(1), the present invention utilizes the red colouring agent for food, also used as a Chinese medicine resource of China's abundant, and the food color monascorubin is used for the dyeing processing of silk fabric, expanded the Application Areas of red colouring agent for food, also used as a Chinese medicine industry.
(2) adopt rare earth as mordant, can when improving monascorubin balance dye-uptake and dyefastness, avoid environmental pollution, can realize silk fabric green ecological printing and dyeing processing.
Below in conjunction with specific embodiment the present invention is described further, following examples help to understand the present invention, but are not limited to content of the present invention:
The specific embodiment:
Under embodiment 1, the different mordant dyeing method to the monascorubin rare earth mordant dying of silk fabric.
The dyeing condition is: 30 ℃ are dyed, and 2 ℃/min is warming up to 80 ℃ of dyeing temperatures, insulation 60min; After dyeing is accomplished, washing, oven dry.
Can find out from table 1: of the present invention is mordant with the rare earth, to the monascorubin mordant dying of silk fabric, under above-mentioned three kinds of mordant dyeing methods; With best with bathing the mordant dyeing Color; Color is darker, explains and bathing under the mordant dyeing together that complex reaction can fully take place for monascorubin and mordant.Secondly be preceding mordant dyeing look, back mordant dyeing look lighter color is owing to the part mordant can not take place due to the abundant complexing with monascorubin.Simultaneously, experimental result shows: when praseodymium chloride was used for monascorubin dyeing, the most suitable usefulness was with bathing mordant dyeing.
Table 1, different mordant dyeing mode are to the influence of dye uptake and K/S value.
| The mordant mode | Dye uptake/% | K/S |
| Preceding mordant dyeing look | 80.83 | 3.4191 |
| With the bath method | 87.61 | 4.8504 |
| Back mordant dyeing look | 60.85 | 2.9735 |
Embodiment 2, different mordant dyeing agent consumption are to the influence of Color.
The dyeing condition is: 30 ℃ are dyed, and 2 ℃/min is warming up to 80 ℃ of dyeing temperatures, insulation 60min; After dyeing is accomplished, washing, oven dry.
At monascorubin consumption 2%owf, pH=3～4, bath raio is 1:30; The praseodymium chloride consumption is respectively 0.5,1,1.5, under the condition of 2g/L, adopt with bathing mordant dyeing, dyes according to described dyeing condition; Measure dye uptake and K/S value then, statistics is as shown in table 2.
Table 2, different mordant dyeing agent consumption are to the influence of dye uptake and K/S value.
| Mordant consumption/gL -1 | Dye uptake/% | K/S |
| 0 | 56.84 | 2.5782 |
| 0.5 | 80.26 | 3.2366 |
| 1 | 87.61 | 4.8504 |
| 1.5 | 87.57 | 4.8361 |
| 2 | 87.68 | 4.9013 |
Can find out from table 2: praseodymium chloride can significantly improve dye uptake and K/S value after adding.This is because rare earth has stronger ligand complex effect, can form complicated polynary complexing with the carboxyl, the hydroxyl that contain in the monascorubin dye molecule, when dyeing, forms the chelation structure of monascorubin-rare earth-fiber, thereby has increased dye uptake.After rare earth concentration reached 1g/L, continuing increased the rare earth consumption, and dye uptake remains unchanged basically, and can know has certain complexing ratio between monascorubin, fiber, rare earth, have saturation value.
Embodiment 3, different dye liquor pH value are to the influence of Color.
The dyeing condition is: 30 ℃ are dyed, and 2 ℃/min is warming up to 80 ℃ of dyeing temperatures, insulation 60min; After dyeing is accomplished, washing, oven dry.
At monascorubin consumption 2%owf, praseodymium chloride concentration 1g/L, bath raio is 1:30, pH is respectively 3; 5; 7; 9; Under 11 the condition, adopt with bathing mordant dyeing, dye according to described dyeing condition, measure dye uptake and K/S value, statistics is as shown in table 3.
Table 3, different pH value are to the influence of dye uptake and K/S value.
| pH | Dye uptake/% | K/S |
| 3 | 87.61 | 4.8504 |
| 5 | 81.32 | 3.6514 |
| 7 | 79.28 | 3.2824 |
| 9 | 57.81 | 2.7146 |
| 11 | 32.46 | 1.8044 |
Can find out from table 3: dye uptake and k/S value increase with the pH value and reduce, and under this explanation acid condition, mordant can be better and monascorubin generation complex reaction, and during pH=3, the mordant dyeing effect is best.The absorption of monascorubin on silk fiber is amino results of interaction protonated on pigment anion and the silk fiber.Below silk fiber isoelectric point (being about 5.0), along with the reduction of pH value, amino protonated quantity can increase, and electrostatic attraction can be strengthened between monascorubin and the fiber, helps the generation of complex reaction between pigment molecular, rare earth, the fiber.
To sum up: the monascorubin mordant dying method of a kind of silk fabric of the present invention; Utilize rare earth as mordant; Mordant dyeing before adopting, bath mordant dyeing together, three kinds of methods of back mordant dyeing are used for the silk fabric mordant dying with monascorubin, can make monascorubin on silk fabric, obtain Dry Sack rate and COLOR FASTNESS preferably; Have the favorable environment protection ability simultaneously, realized silk fabric green ecological printing and dyeing processing.
Claims (1)
1. the monascorubin mordant dying method of a silk fabric; It is characterized in that; May further comprise the steps: utilize rare earth as mordant, described rare earth is praseodymium chloride or cerium chloride, and monascorubin is used for the silk fabric mordant dying; The mordant consumption is 0.5～2g/L, and the monascorubin dye strength is 1%owf～5%owf; Mordant dyeing before said mordant dying method is selected, with bathing any one of mordant dyeing or back mordant dyeing, wherein:
When said mordant dying method was preceding matchmaker's method: silk fabric was in the mordant of 0.5～2g/L at consumption; Handle 60min for 60 ℃; After the drying at room temperature, dye according to dyeing prescription and dyeing condition then, described dyeing prescription is: the monascorubin dye strength is 1%owf～5%owf; bath raio 1:30, dye bath pH=3～5; The dyeing condition is: 30 ℃ are dyed, and 2 ℃/min is warming up to 80 ℃ of dyeing temperatures, insulation 60min; After dyeing is accomplished, washing, oven dry;
Said mordant dying method is when bathing mordant dyeing together: silk fabric dyes according to the dyeing condition in the dye liquor that contains mordant and monascorubin, and the dyeing condition is: 30 ℃ are dyed, and 2 ℃/min is warming up to 80 ℃ of dyeing temperatures, insulation 60min; After dyeing is accomplished, washing, oven dry; Formula for dye liquor is 1%owf～5%owf for the monascorubin dye strength, bath raio 1:30, and dye bath pH=3～5, the mordant consumption is 0.5～2g/L;
When said mordant dying method was back matchmaker's method: silk fabric dyeed according to dyeing prescription and dyeing condition earlier, and described dyeing prescription is: the monascorubin dye strength is 1%owf～5%owf, bath raio 1:30, dye bath pH=3～5; The dyeing condition is: 30 ℃ are dyed, and 2 ℃/min is warming up to 80 ℃ of dyeing temperatures, insulation 60min; After dyeing is accomplished, washing, oven dry; Then it is placed the mordant that contains 0.5～2g/L, handle 60min, drying at room temperature down for 60 ℃.
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| CN103696283A (en) * | 2013-12-09 | 2014-04-02 | 常熟市爱博尔服饰有限公司 | Dyeing process of acid dye |
| CN104153213B (en) * | 2014-08-25 | 2016-01-20 | 辽宁采逸野蚕丝制品有限公司 | The monascus ruber colouring method of a kind of silk or its fabric |
| CN105603773A (en) * | 2015-12-22 | 2016-05-25 | 安徽三宝棉纺针织投资有限公司 | Bamboo fiber fabric coloring agent |
| CN106120382B (en) * | 2016-06-24 | 2018-09-14 | 湖州新嘉怡丝织印花有限公司 | A kind of natural dye environment-friendly type mordant and preparation method thereof |
| CN106049095B (en) * | 2016-07-19 | 2018-07-20 | 南通纺织丝绸产业技术研究院 | A kind of Trichoderma viride conidia powder colouring method of silk fabric and wool fabric |
| CN106192453B (en) * | 2016-07-19 | 2018-08-21 | 南通纺织丝绸产业技术研究院 | A kind of Monascus color colouring method of silk fabric |
| CN106498768A (en) * | 2016-11-02 | 2017-03-15 | 张家港市双盈印染有限公司 | A kind of dyeing of the natural organic dye that extracts from plant |
| CN107217503A (en) * | 2017-06-21 | 2017-09-29 | 河南工程学院 | The method of silk fabric is contaminated using gardenia blue pigment |
| CN111021104A (en) * | 2019-12-12 | 2020-04-17 | 苏州麻朵纺织科技有限公司 | Natural dyeing auxiliary for dyeing medium and light color series and dyeing method thereof |
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| CN100547151C (en) * | 2007-09-30 | 2009-10-07 | 无锡汇罗新材料科技有限公司 | A kind of process of vegetable colour dyeing silk face fabric |
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