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 technology
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, drying is baked after taking, as
Chinese gall.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 making of ink in ancient times.Gallic main component be tannin (gallic acid,
Tannic acid, gallic acid, pyrogallol etc.), in addition to this, also contain the 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 passes through graft copolymerization
Reaction is combined with polyacrylonitrile is made spinning solution;It is allowed into fibre finally by the technology of solution-polymerized SBR, solidification, drawing-off, does
Made of the processes such as dry, curling, staple fiber cut-out (winding filament).Milk protein fiber is a kind of novel protein fibre,
The moisture absorption of existing natural 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 performance that dyeing is expected below is poor.
Invention content
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, poor for solving high-performance fiber dyeability in the prior art, seriously polluted, non-natural dyeing firmness is poor
Deng problem.
In order to achieve the above objects and other related objects, the present invention including the following technical solution by realizing.
The present invention provides a kind of colouring method of milk protein fabric, includes 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 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 in step 1), the dosage of the mordant is the 5wt% of the quality of the milk protein fabric
~7wt%.
Preferably, in step 1), the milk protein fiber knitted fabric is heave root plain weave tmaterial.
Preferably, in step 1), the milk protein fabric includes the fiber of following weight percentage:
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 acids, 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 1:(20~30).
Preferably, in step 2), dyeing temperature is 85~95 DEG C.
It is highly preferred that in step 2), dyeing temperature is 90 DEG C.
Preferably, in step 2), the pH of dye bath is 4.5~5.5.It is highly preferred that in step 2), the pH of dye bath is 5.0.
Preferably, in step 2), dyeing time is 60~100min.It is highly preferred that in step 2), dyeing time is
90min。
As described above, the milk protein fabric of the present 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,
Since synergistic effect, functional activity significantly improve after the weight polyphenol fraction compounding of different chemical structures, there is antiviral, anti-inflammatory etc.
Effect;And the application is used for milk protein fabric using resisdye and with two methods of bath dye by Chinese gall and granatum
Dyeing, the ratio by adjusting Chinese gall dyestuff and granatum dyestuff obtain more colors, form that color is abundanter to be knitted
Object.
Description of the drawings
Fig. 1 is shown as the coloring figure of the milk protein fabric after being dyed in the embodiment of the present invention 1.
Fig. 2 is shown as the coloring figure of the milk protein fabric after the dyeing in the embodiment of the present invention 2.
Fig. 3 is shown as the coloring figure of the milk protein fabric after the dyeing in the embodiment of the present invention 3.
Specific implementation mode
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 the term used in the embodiment of the present invention is specific specific in order to describe
Embodiment, the protection domain being not intended to be limiting of the invention.The experiment side of actual conditions is not specified in the following example
Method, usually according to normal condition, or according to the 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, in the present invention all technologies for using and
Scientific terminology is identical as the normally understood meaning of those skilled in the art of the present technique.Except the specific method used in embodiment, set
Outside standby, material, the record according to those skilled in the art to the grasp of the prior art and the present invention can also use
Any method, equipment and the material of the similar or equivalent prior art with the method described in the embodiment of the present invention, equipment, material
Expect to realize the present invention.
Raw material components are obtained by following manner described in the application specific embodiment:
The milk protein fiber includes the viscose fiber of 48wt%, 20wt% milk protein fibers, 20wt% nylon fibres
Peacekeeping 12wt% spandex fibres;For by Guangdong Yong Zhan Knitting Company Ltds, wherein milk protein fiber is given birth to by the positive company in Shanghai
Production.
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 the Shaanxi bio tech ltd Hao Chen, contains 40wt% in the granatum dyestuff
Punicalagin.
Colouring method in the application mainly includes the following 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 compounding 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) it dyes:It first uses and is contaminated on 5% (o.w.f) Chinese gall dyestuff, dyeing temperature is 90 DEG C, and the pH of dye bath is 5, dye
The color 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
Degree is 90 DEG C, bath raio 1:25, dyeing time:The pH value of 90min, dye bath are 5.
The effect of milk protein fabric after being dyed 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 compounding 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) it dyes:It first uses and is contaminated 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 is
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 being dyed 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 being dyed in the present embodiment is as shown in Figure 3.
Characterization is carried out to fabric after being dyed 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 instruments that for 24 hours uses Macbeth companies of the U.S. are pre-processed under, D65 light sources measure
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 a test point.Each index meaning of color feature value is as follows:L* is brightness, the perception degree that human eye becomes clear to object,
Also it is lightness, L* is bigger to indicate brighter, is worth and then represents black for negative;A* is expressed as red green axis, is worth and then indicates color for positive number
It is partially 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, is negative
Then 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;h0
The form and aspect for indicating fabric are the marks that color is mutually distinguishable each other;K/S is Apparent Depth, its size is often in by substance
The influence of coloring matter, 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 values of fabric are maximum after two kinds of one-bath dyeing dyes, granatum resisdye after first Chinese gall
Fabric takes second place, and the K/S values of the fabric of Chinese gall resisdye are minimum after first granatum, and L values are not much different, the same a* for bathing dyeing and weaving object,
b*、C*、h0Value is both greater than the value of resisdye fabric.Under conditions of dye dosage is the same, on Chinese gall resisdye granatum and
Resisdye Chinese gall can obtain different colors on granatum, and the sequence of resisdye has an impact a*, b*, C* color value, therefore explanation
Complex staining 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 assay method of colour fastness to perspiration is with reference to GB/T 3922-1995《Textile colour fastness to perspiration test method》
The test of color fastness to water is with reference to GB/T5713《Textile color stability tests color fastness to water》
The color fastness to washing of dyed fabric uses II types of color fastness to washing testing machine SW-12A (Wenzhou Daiei textile standard instrument
Device factory produces), according to GB/T3921.1-1998《Textile color stability tests color fastness to washing test》It measures.
The change colour gradation of color fastness to washing is according to GB/T250-2008 " the grey tinctorial patterns 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 571 II type fastness to rubbing instrument of Y (B), 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 testers, according to GB/T8427-1997《Textile color
Fastness test color fastness to light:Daylight》It measures.
Test result is as described in Table 2.
Table 2
The perspiration resistance color of Chinese gall dyestuff and fabric after the compounding iron ion mordant dyeing method dyeing of 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, it is 3~4 grades to have reached infant's product standard, and other standards are 4 grades, i.e., Chinese gall contaminates with granatum compounding
Every color fastness of milk protein fabric is more excellent after material 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 for those skilled in the art, under the premise of not departing from the method for the present invention, can also do
Go out several improvement and supplement, these are improved and supplement also should be regarded as protection scope of the present invention.All technology people for being familiar with this profession
Member, without departing from the spirit and scope of the present invention, makes a little when using disclosed above technology contents
Perhaps the equivalent variations of variation, modification and evolution are the equivalent embodiment of the present invention;Meanwhile all substantive skills according to the present invention
Art still falls within technical scheme of the present invention to the variation, modification and evolution of any equivalent variations made by above-described embodiment
In range.