The colouring method of milk protein fabric
Technical field
The present invention relates to a kind of colouring methods, more particularly to a kind of colouring method of milk protein fabric.
Background technique
Chinese gall also known as hundred worm storehouses, fermented Chinese gall herb and tea leaves, it is that a kind of Homoptera aphid section female adult that is called colonized on plant exists
When piercing through petiole parasitism larva, the juice of outflow forms the consor object insect gall of water chestnut shape, and drying, as five are baked after taking
Gall nut.The Gallnut yield in China is high, high-quality, and the place of production is mainly distributed on the ground such as Guizhou, Yunnan, Shaanxi, Sichuan, Guangxi.
Chinese gall is also commonly used for dyeing and the production of ink in ancient times.Gallic main component be tannin (gallic acid,
Tannic acid, gallic acid, pyrogallol etc.), in addition to this, also containing substances such as a small amount of protein, fat, starch.
The raw material of milk protein fiber selects the cow's milk containing milk protein, cow's milk by dehydration, de-oiling, degreasing, separation,
A series of processing such as purification, make milk casein, its structure is linear macromolecule.Milk casein is anti-by graft copolymerization
Spinning solution should be made in conjunction with polyacrylonitrile;Fibre, solidification, drawing-off, drying, volume are allowed into finally by the technology of solution-polymerized SBR
Made of the processes such as bent, staple fiber cutting (winding filament).Milk protein fiber is a kind of novel protein fibre, existing day
The moisture absorption of right fiber is ventilative to wait excellent properties, and has the advantages that synthetic fibers are not easy to go mouldy.
In the research of numerous vegetable colours, to it is gallic research it is relatively fewer, and Chinese gall dyeing effect with
And the service performance that dyeing is expected below is poor.
Summary of the invention
In view of the foregoing deficiencies of prior art, the purpose of the present invention is to provide a kind of dyeing of milk protein fabric
Method, for solution, high-performance fiber dyeability is poor in the prior art, seriously polluted, non-natural dyeing firmness difference etc.
The problem of.
In order to achieve the above objects and other related objects, the present invention is by including that the following technical solution is realized.
The present invention provides a kind of colouring method of milk protein fabric, comprising the following steps:
1) mordant dyeing processing before first carrying out milk protein fabric with the mordanting bath containing iron ion mordant;
2) it is dyed using the dye bath containing Chinese gall dyestuff and granatum dyestuff.
Preferably, in step 1), the iron ion mordant is ferrous sulfate.
Preferably, in step 1), bath raio is 1:(25~35).In the application bath raio be milk protein fabric with it is described
The mass ratio of mordanting bath.It is highly preferred that in step 1), bath raio 1:30.
Preferably, in step 1), the dosage of the mordant be the quality of the milk protein fabric 3wt%~
10wt%.It is highly preferred that the dosage of the mordant is the 5wt% of the quality of the milk protein fabric in step 1)
~7wt%.
Preferably, in step 1), the milk protein fiber knitted fabric is heave root plain weave tmaterial.
Preferably, include the fiber of following weight percentage in step 1), in the milk protein fabric:
Preferably, the temperature of preceding mordant dyeing processing is 45 DEG C~55 DEG C in step 1).It is highly preferred that in step 1) at preceding mordant dyeing
The temperature of reason is 50 DEG C.
Preferably, in step 2), the Chinese tannin containing 80wt%~85wt%, 5wt% in the Chinese gall dyestuff
~10wt% gallic acid, other compositions are cellulose.
Preferably, in step 2), the dosage of the Chinese gall dyestuff is the milk protein fabric weight to be dyed
3wt%~10wt% of amount.
Preferably, in step 2), the granatum dyestuff contains the no less than punicalagin of 40wt%.
Preferably, in step 2), the dosage of the granatum dyestuff is the milk protein fabric weight of band dyeing
3wt%~10wt% of amount.
Preferably, in step 2), bath raio is 1:(20~30).
Preferably, in step 2), dyeing temperature is 85~95 DEG C.
It is highly preferred that dyeing temperature is 90 DEG C in step 2).
Preferably, in step 2), the pH of dye bath is 4.5~5.5.It is highly preferred that the pH of dye bath is 5.0 in step 2).
Preferably, in step 2), dyeing time is 60~100min.It is highly preferred that in step 2), dyeing time is
90min。
As described above, milk protein fabric of the invention, has the advantages that
Chinese gall dyestuff and granatum dyestuff belong to tannins compound, contain a large amount of phenolic hydroxyl group on macromolecular chain,
Due to synergistic effect after the weight polyphenol fraction compounding of different chemical structures, functional activity is significantly improved, and there is antiviral, anti-inflammatory etc. to make
With;And Chinese gall and granatum are used for milk protein fabric dye using resisdye and with two methods of bath dye by the application
Color, the ratio by adjusting Chinese gall dyestuff and granatum dyestuff obtain more colors, form color fabric more abundant.
Detailed description of the invention
Fig. 1 is shown as the dyeing effect figure of the milk protein fabric after dyeing in the embodiment of the present invention 1.
Fig. 2 is shown as the dyeing effect figure of the milk protein fabric after the dyeing in the embodiment of the present invention 2.
Fig. 3 is shown as the dyeing effect figure of the milk protein fabric after the dyeing in the embodiment of the present invention 3.
Specific embodiment
Before further describing the specific embodiments of the present invention, it should be appreciated that protection scope of the present invention is not limited to down
State specific specific embodiment;It is also understood that term used in the embodiment of the present invention is specific specific in order to describe
Embodiment, rather than limiting the scope of protection of the present invention.The test method of actual conditions is not specified in the following example,
Usually according to normal condition, or according to condition proposed by each manufacturer.
When embodiment provides numberical range, it should be appreciated that except non-present invention is otherwise noted, two ends of each numberical range
Any one numerical value can be selected between point and two endpoints.Unless otherwise defined, the present invention used in all technologies and
Scientific term is identical as the normally understood meaning of those skilled in the art of the present technique.Except specific method, equipment used in embodiment,
Outside material, grasp and record of the invention according to those skilled in the art to the prior art can also be used and this
Any method, equipment and the material of the similar or equivalent prior art of method described in inventive embodiments, equipment, material come real
The existing present invention.
The raw material components described in the application specific embodiment are obtained by following manner:
The milk protein fiber includes the viscose fiber of 48wt%, 20wt% milk protein fiber, 20wt% nylon fibre
Peacekeeping 12wt% spandex fibre;For by Guangdong Yong Zhan Knitting Company Ltd, wherein milk protein fiber is raw by the positive company in Shanghai
It produces.
The Chinese gall fuel is purchased from five peak absolute sincerity biotech inc, is dyestuff grade Chinese gall, contains
The Chinese tannin of 83wt%, the gallic acid of 7wt%, other are cellulose.
The granatum dyestuff is purchased from Shaanxi Hao Chen Biotechnology Co., Ltd, contains 40wt% in the granatum dyestuff
Punicalagin.
Colouring method in the application mainly comprises the steps that
1) mordant dyeing processing before first carrying out milk protein fabric with the mordanting bath containing iron ion mordant;
2) it is dyed using the dye bath containing Chinese gall dyestuff and granatum dyestuff.
Embodiment 1
The present embodiment is comparative example, uses two kinds of dyestuff elder generation poststainings rather than compounds dyeing.
1) mordant dyeing is handled before: ferrous sulfate FeSO4·7H2O is 5% (o.w.f) as mordant, usage amount, and bath raio is
1:30,50 DEG C of mordant dyeing 30min;
2) dye: first using contaminating on 5% (o.w.f) Chinese gall dyestuff, dyeing temperature is 90 DEG C, and the pH of dye bath is 5, dyeing
Time: 90min, bath raio 1:20.Fabric is taken out again, is put into the dye liquor of granatum dyestuff 5% (o.w.f), dyeing temperature
It is 90 DEG C, bath raio 1:25, dyeing time: 90min, the pH value of dye bath are 5.
The effect of milk protein fabric after dyeing in the present embodiment is as shown in Figure 1.
Embodiment 2
The present embodiment is comparative example, uses two kinds of dyestuff elder generation poststainings rather than compounds dyeing.
1) mordant dyeing is handled before: ferrous sulfate FeSO4·7H2For O as mordant, mordant dosage is 5% (o.w.f), bath raio
1:30,50 DEG C of mordant dyeing 30min.
2) dye: first using contaminating on 5% (o.w.f) granatum dyestuff, dyeing temperature is 90 DEG C, bath raio 1:20, dye bath
PH be 5, dyeing time: 90min.Fabric is taken out again, is put into the dye liquor of 5% (o.w.f) Chinese gall dyestuff, bath raio 1:
30, dyeing temperature is 90 DEG C, dyeing time 90min, and the pH value of dye bath is 5.
The effect of milk protein fabric after dyeing in the present embodiment is as shown in Figure 2.
Embodiment 3
The present embodiment is the technical solution using two kinds of compounding one-bath dyeing dyeing in the application.
1) mordant dyeing is handled before: 5% (o.w.f) ferrous sulfate FeSO4·7H2O, bath raio 1:30,50 DEG C of mordant dyeing 30min;
2) it dyes: using 5% (o.w.f) Chinese gall dyestuff and 5% (o.w.f) granatum dyestuff, bath raio 1:25, dyeing
Temperature is 90 DEG C, and the pH of dye bath is 5, dyeing time 90min.
The effect of milk protein fabric after dyeing in the present embodiment is as shown in Figure 3.
Characterization is carried out to fabric after dyeing in Examples 1 to 3, table 1 is the face of milk protein fabric after dyeing
Color characteristic value.By the milk protein fabric style after dyeing be placed in standard conditions (temperature be 20 ± 2 DEG C, humidity be 65 ±
3%) the ColorEye 7000A computer colour matching instrument that for 24 hours uses U.S. Macbeth company, D65 light source, measurement are pre-processed under
Its K/S value, value of chromatism Δ E and color feature value L*, a*, b*, C*, h0.Each color feature value of sample chooses 5 respectively
The average value of test point.Each index meaning of color feature value is as follows, and: L* is brightness, the perception degree that human eye becomes clear to object,
It is lightness, L* is bigger to indicate brighter, is worth and then represents black for negative;A* is expressed as red green axis, and being worth then indicates that color is inclined for positive number
Red, be worth for negative number representation color it is partially green;B* indicates that champac axis, value number are that positive number then indicates the inclined yellow of color, then for negative
Indicate that color is partially blue;C* is expressed as saturation degree, the as purity of color, and numerical value is bigger, and the represent color the pure bright-coloured;h0Table
The form and aspect for showing fabric are the marks that color is mutually distinguishable each other;K/S is Apparent Depth, its size in substance often by having
The influence of color substance, the numerical value the big, indicates that color is deeper, and smaller expression color is more shallow.
Table 1
As can be seen from Table 1: the K/S value of fabric is maximum after two kinds of one-bath dyeing dyes, granatum resisdye after first Chinese gall
Fabric takes second place, and the K/S value of the fabric of Chinese gall resisdye is minimum after first granatum, and L value is not much different, the same to a*, b* for bathing dyeing and weaving object,
C*、h0Value is both greater than the value of resisdye fabric.Under conditions of dye dosage is the same, the resisdye granatum and in pomegranate on Chinese gall
Resisdye Chinese gall on skin is it can be concluded that different color, the sequence of resisdye have an impact to a*, b*, C* color value, therefore illustrate compound
Dyeing is also suitable in Chinese gall and granatum dyestuff for milk protein fabric dyeing.
Colour fastness to perspiration, color fastness to washing and the rub resistance of milk protein fabric after being dyed in Examples 1 to 3
Color fastness, color fastness to light index are tested.
The measuring method of colour fastness to perspiration is referring to GB/T 3922-1995 " textile colour fastness to perspiration test method "
The test of color fastness to water is referring to GB/T5713 " textile color stability test color fastness to water "
The color fastness to washing of dyed fabric uses II type of color fastness to washing testing machine SW-12A (Wenzhou Daiei textile standard instrument
The production of device factory), according to GB/T3921.1-1998 " textile color stability tests color fastness to washing test " measurement.
The discoloration grade of color fastness to washing is according to GB/T250-2008 " the grey tinctorial pattern of textile color stability test evaluation discoloration
Card ", the staining grade of fastness to washing is according to GB/T251-2008 " textile color stability test evaluation staining gray scale ".
Fastness to rubbing uses Y (B) 571 II type fastness to rubbing instrument, is produced by Wenzhou Daiei textile standard instrument plant, resistance to
Crock fastness staining grade is evaluated according to GB/T251-2008 " textile color stability test evaluation staining gray scale ".
Color fastness to light uses machine ATLAS-150S type light fastness tester, according to " the textile color of GB/T8427-1997
Fastness test color fastness to light: daylight " measurement.
Test result is as described in Table 2.
Table 2
Chinese gall dyestuff compounds the perspiration resistance color of fabric after the dyeing of iron ion mordant dyeing method with granatum dyestuff as shown in Table 2
Fastness, color fastness to water, color fastness to light and fastness to rubbing (including fastness to wet rubbing and dry fastness) is minimum all reaches
3-4 grades, having reached infant's product standard is 3~4 grades, and other standards are 4 grades, i.e., Chinese gall compounds dyestuff with granatum
Every color fastness of milk protein fabric is more excellent after dyeing.
The above, only presently preferred embodiments of the present invention, not to the present invention in any form with substantial limitation,
It should be pointed out that under the premise of not departing from the method for the present invention, can also be made for those skilled in the art
Several improvement and supplement, these are improved and supplement also should be regarded as protection scope of the present invention.All those skilled in the art,
Without departing from the spirit and scope of the present invention, when made using disclosed above technology contents it is a little more
Dynamic, modification and the equivalent variations developed, are equivalent embodiment of the invention;Meanwhile all substantial technologicals pair according to the present invention
The variation, modification and evolution of any equivalent variations made by above-described embodiment, still fall within the range of technical solution of the present invention
It is interior.