CN104358139A - Dyeing method for improving color fastness of wool and chemical fiber blended fabric - Google Patents
Dyeing method for improving color fastness of wool and chemical fiber blended fabric Download PDFInfo
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- CN104358139A CN104358139A CN201410578619.0A CN201410578619A CN104358139A CN 104358139 A CN104358139 A CN 104358139A CN 201410578619 A CN201410578619 A CN 201410578619A CN 104358139 A CN104358139 A CN 104358139A
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Abstract
The invention discloses a dyeing method for improving the color fastness of a wool and chemical fiber blended fabric, and belongs to the technical field of dyeing and finishing of wool and chemical fiber blended fabrics. The dyeing method comprises the following steps: dyeing, namely adding water into a dyeing container with a circulating pump, putting a fabric to be dyed into the dyeing container, adding a positive ion dye and a dispersant into the dyeing container in a state of starting the circulating pump, adding a blend dye, an acidic dye and a disperse dye into the dyeing container after the circulating pump runs for 15-20 minutes, adjusting the pH value of a dyeing bath by acetic acid and sodium acetate, heating, preserving heat, cooling, and washing by a detergent to obtain dyed cloth; after-finishing, namely adding acetic acid and a weakly acidic surfactant HT-920 into a roll groove to obtain pad-roll liquid, guiding the dyed cloth into the roll groove for alternatively padding and rolling, controlling the liquid rolling rate and the cloth speed, discharging from the roll groove, washing by water, drying, and baking to obtain a finished product. According to the dyeing method, the dyeing time is shortened, the energy consumption is reduced, and ideal washability and wearability are achieved.
Description
Technical field
The invention belongs to wool feed back and chemical fibre BLENDED FABRIC dyeing and finishing technique field, be specifically related to a kind of colouring method improving wool and chemical fibre blended yarn woven fabric COLOR FASTNESS.
Background technology
As is known in the industry, produce at wool textile industry in the process of wool fabric or high wool content fabric and can produce a large amount of wool feed backs, if be used by wool feed back, so feed back is worthy of the name becomes reworked material, otherwise, if discarded by wool feed back, so become dead meal.Certainly; wool feed back is formed the material utilized after secondary operations (namely again processing) and both can save valuable wool resource; can reduce costs again and protection of the environment; otherwise; if by discarded for wool feed back such as with landfill or the process of the mode of burning; cause the wasting of resources, the energy-saving economic spirits of the economizing type advocated with the current whole society so on the one hand, landfill or burning can undermine environment on the other hand.In view of this, aforesaid wool feed back and chemical fibre such as nylon fibre blending are produced animalized fiber blended yarn by the production firm of wool spinning product usually, arrange through weaving and dyeing and become generally by woollen goods of consumers again, namely become aforesaid wool and chemical fibre blended yarn woven fabric.
By wool feed back and chemical mixed yarn line through weave, dye and wool that Final finishing (the industry custom is called dyeing and finishing) obtains and chemical fibre blended yarn woven fabric dyefastness particularly fastness to wet rubbing be always the technology essential factor that industry is paid close attention to, and the quality of dyefastness depends on dyeing and postfinishing process, prior art mainly contains following two kinds: one for one-bath dyeing to the colouring method of wool and chemical fibre blended yarn woven fabric (wool and chemical fibre blended yarn woven fabric are aforesaid wool feed back and chemical fibre blended yarn woven fabric, as follows) and dyeing; Two is two bath process.
So-called one-bath dyeing is: ACID DYES, directly blend dye, cation dyes and DISPERSE DYES are dropped into dye bath in the lump to textile dyeing, then regulates Value in Dyeing Process with acetic acid, be warming up to and boil, insulation, and insulation terminates rear cooling and lets cool and rinse.Because this colouring method is added together dyeing the dyestuff of the dyestuff of cloudy lotus property and Yang He in dyeing course, thus easily cause zwitterion dye com bination to generate color lake, color lake can have a strong impact on the COLOR FASTNESS of wool and chemical fibre blended yarn woven fabric.
So-called two bath process is: in dye bath, first drop into the acrylic fiber dyeing as the aforementioned of the chemical fibre of cation dyes to fabric, then regulate Value in Dyeing Process with acetic acid, be warming up to and boil, insulation, lets cool flushing; Then ACID DYES, directly blend dye and DISPERSE DYES to be dropped in dye bath other fiber of fabric as stock-dyes such as the wools except acrylic fiber, Value in Dyeing Process is regulated with acetic acid, be warming up to and boil, let cool flushing, the COLOR FASTNESS of this colouring method is better than aforesaid single bath process, but because dyeing time is long and energy consumption large, thus and be unwell to industrial amplification production requirement.In addition, as aforementioned, although the COLOR FASTNESS of the excellent one-bath dyeing of two bath process, but because dye quantity (kind) is more, thus particularly fastness to wet rubbing is poor for the wool obtained through Final finishing and the COLOR FASTNESS of chemical fibre blended yarn woven fabric and crock fastness, is still not enough to reach the requirement that industry is expected.
Aforesaid postfinishing process is common to the dyed shell fabrics (i.e. DYED FABRICS) that single bath process and two bath process obtain, concrete process is: first use DYED FABRICS clean (repeatedly washing) and remove cloth cover loose colour, color-fixing agent (non-ionic surfactant) and acetic acid is added again in dye vat, after circulating pump work a period of time, go out dye vat, then carry out dry finishing.
Can all TECHNICAL INFORMATION SOURCES that wool and chemical fiber blended fabrics are dyeed in disclosed Chinese patent literature, as invention patent mandate notification number CN101570939B recommendation has " wool fibre of hair nylon blended yarn-dyed fabric and the colouring method of nylon fibre " (this patent is proposed by the applicant), this patent formula belongs to aforesaid two bath process category, specifically can see the Instructions Page 2 of this patent the 4th section (Instructions Page 2 the 17th walks to the 3rd page of the 2nd row).And for example application for a patent for invention publication No. CN103966727A provides " a kind of hair bamboo/polyester blended fabric of high color fastness and manufacture method thereof ", this patent application scheme belongs to aforesaid one-bath dyeing category, specifically can see the 0031st section to 0035 section, the description of this patent application.
Summary of the invention
Task of the present invention is to provide a kind of colouring method improving wool and chemical fibre blended yarn woven fabric COLOR FASTNESS, and the method contributes to shortening dyeing time and uses energy efficient and meet industrial amplification production and require, be conducive to significantly improving the doing of wool and chemical fibre blended yarn woven fabric, fastness to wet rubbing and use and embody desirable washability and dressing.
Task of the present invention has been come like this, a kind of colouring method improving wool and chemical fibre blended yarn woven fabric COLOR FASTNESS, comprise staining procedure and Final finishing step, described staining procedure is: water filling in the dyeing container being furnished with circulating pump, treating that dyeing and weaving thing is placed in the dyeing container that bath raio is 1:10-15, in dyeing container, cation dyes are dropped under the state of ON cycle pump, drop into dispersant simultaneously, by direct blend dye after pump running 15-20min to be recycled, ACID DYES and DISPERSE DYES join in dyeing container, and the pH value of dye bath is regulated with acetic acid and sodium acetate, heat up, insulation, then to lower the temperature flushing, and clean with washing agent, obtain stained clot-h, described Final finishing step is: first in groove, add acetic acid and weakly acidic HT-902 surfactant, and control the addition of acetic acid and control the addition of weakly acidic HT-902 surfactant, obtain padding liquid, again the stained clot-h obtained by described staining procedure introducing groove one is soaked one to roll, control pick-up rate and control cloth speed, go out groove after washing, carry out successively again drying and baking, control the temperature of drying and control the temperature that bakes, obtaining dry friction COLOR FASTNESS and be 4-5 level and wet friction COLOR FASTNESS is similarly wool and the chemical fibre blended yarn woven fabric of 4-5 level.
In a specific embodiment of the present invention, the addition of described cation dyes is the 1-4% of fabric weight; The addition of described dispersant for the addition of blend dye direct described in the 1.8-2.5% of fabric weight be the 3-8% of fabric weight; The addition of described ACID DYES for the addition of DISPERSE DYES described in the 1-3% of fabric weight be the 2-5% of fabric weight.
In another specific embodiment of the present invention, described intensification refers to and rises to 98-100 DEG C from normal temperature, and described insulation is incubated 55-100min at 98-100 DEG C.
In another specific embodiment of the present invention, described cooling temperature is cooled to 75-80 DEG C from 98-100 DEG C with the rate of temperature fall of 9 DEG C/min let cool flushing again.
In another specific embodiment of the present invention, the consumption of described washing agent is the 2.5-3.5% of fabric weight; The temperature of described cleaning is 50-60 DEG C, and scavenging period is 25-35min; Described regulates Value in Dyeing Process to be that pH value is adjusted to 5 with acetic acid and sodium acetate.
Also have in a specific embodiment of the present invention, in described Final finishing step, the addition 30-40g/L of described weakly acidic HT-902 surfactant; The addition of described acetic acid is 0.45-0.55g/L.
More of the present invention and in a specific embodiment, described control pick-up rate controls as 8-12% by pick-up rate; Described control cloth speed is that cloth speed control is made as 6-10m/min.
In an of the present invention and then specific embodiment, the temperature that described control is dried and baked is that the temperature of drying with bake is controlled as 115-125 DEG C and 160-180 DEG C.
Of the present invention again more and in a specific embodiment, described letting cool is rinsed as directly to introduce cold water flush.
In an again of the present invention and then specific embodiment, described dispersant is anti-precipitation dispersant.
Technical scheme provided by the invention is because first cation dyes to be added to bath raio in staining procedure be in the dyeing container of 1: 10-15 and add dispersant simultaneously, again direct blend dye, ACID DYES and DISPERSE DYES are joined in dyeing container after circulating pump running 15-20min, and the pH value of dye bath is regulated with acetic acid and sodium acetate, again through heating up and cooling flushing after insulation, thus the single bath process in prior art or two-bath process are become one bath two stage process, both can shorten dyeing time and use energy efficient and meet industrial amplification production requirement; Weakly acidic HF902 surfactant has been used because Final finishing process will count rationally and select, thus dye molecule is helped lend some impetus in cloth cover and processbearing astrocyte chemical bond, make dry, the wet friction COLOR FASTNESS of wool and chemical fibre blended yarn woven fabric all reach 4-5 level, embody desirable washability and dressing.
Detailed description of the invention
Embodiment 1:
The method of the raising wool that the present invention recommends and chemical fibre blended yarn woven fabric COLOR FASTNESS comprises staining procedure and Final finishing step:
Aforesaid staining procedure is: to being furnished with (with) dyeing container of circulating pump is as water filling in dye vat, the fabric awaiting dyeing is placed in the dyeing container that bath raio is 1: 10, in dyeing container, cation dyes are dropped under the state of ON cycle pump work, drop into dispersant simultaneously, by direct blend dye after pump running 20min to be recycled, ACID DYES and DISPERSE DYES join in dyeing container, and with weight ratio be 1: 1 acetic acid and sodium acetate the pH value of dye bath is adjusted to pH=5, 98 DEG C are warming up to again from normal temperature, and 100min is incubated at 98 DEG C, after insulation terminates, 75 DEG C are cooled to the rate of temperature fall of 9 DEG C/min, introduce cold water flush again, the washing agent cleaning 25min of 3.5% of fabric weight is adopted after rinsing, temperature (water temperature) during cleaning is 50 DEG C, obtain stained clot-h, fabric described in this step is wool and chemical fibre blended yarn woven fabric, the addition of aforesaid cation dyes is 1% of fabric weight, aforesaid dispersant is anti-precipitation dispersant, its addition is 2.1% of fabric weight, the addition of aforesaid direct blend dye is 3% of fabric weight, the addition of aforesaid ACID DYES is 3% of fabric weight, the addition of aforesaid DISPERSE DYES is 2.5% of fabric weight, aforesaid anti-precipitation dispersant preferably use produced by Chinese Guangdong province dolantin Fine Chemical Co., Ltd and be DM-2760 dispersant at the trade mark of market sale before the application proposes,
Aforesaid Final finishing step is: first in groove, add acetic acid and add preferably by the production of Hong Tai Chemical Co., Ltd. of Jiangsu Province, China Jiangyin City and at the weakly acidic HT-902 surfactant of market sale before the application proposes, wherein: the addition of acetic acid is 0.55g/L, and the addition of weakly acidic HT-902 surfactant is 30g/L, obtain padding liquid, again the stained clot-h obtained by aforementioned staining procedure introducing groove one is soaked one to roll, it is 8% that pick-up rate controls, cloth speed control is made as 10m/min, rinse with clear water after going out groove, introduce drying unit again to dry, bake after oven dry, bake out temperature is 125 DEG C, baking temperature is 160 DEG C, go out baking device, rolling, obtain wool and chemical fibre blended yarn woven fabric that dry friction COLOR FASTNESS and wet friction COLOR FASTNESS are 4.5 grades.
Embodiment 2:
Staining procedure is: to being furnished with (with) dyeing container of circulating pump is as water filling in dye vat, the fabric awaiting dyeing is placed in the dyeing container that bath raio is 1: 15, in dyeing container, cation dyes are dropped under the state of ON cycle pump work, drop into dispersant simultaneously, by direct blend dye after pump running 18min to be recycled, ACID DYES and DISPERSE DYES join in dyeing container, and with weight ratio be 1: 1 acetic acid and sodium acetate the pH value of dye bath is adjusted to pH=5, 100 DEG C are warming up to again from normal temperature, and 55min is incubated at 100 DEG C, after insulation terminates, 80 DEG C are cooled to the rate of temperature fall of 9 DEG C/min, introduce cold water flush again, the washing agent cleaning 35min of 2.5% of fabric weight is adopted after rinsing, temperature (water temperature) during cleaning is 60 DEG C, obtain stained clot-h, fabric described in this step is wool and chemical fibre blended yarn woven fabric, the addition of aforesaid cation dyes is 4% of fabric weight, aforesaid dispersant is anti-precipitation dispersant, its addition is 1.8% of fabric weight, the addition of aforesaid direct blend dye is 8% of fabric weight, the addition of aforesaid ACID DYES is 2% of fabric weight, the addition of aforesaid DISPERSE DYES is 5% of fabric weight,
Final finishing step is: first in groove, add acetic acid and add preferably by the production of Hong Tai Chemical Co., Ltd. of Jiangsu Province, China Jiangyin City and at the weakly acidic HT-902 surfactant of market sale before the application proposes, wherein: the addition of acetic acid is 0.45g/L, and the addition of weakly acidic HT-902 surfactant is 40g/L, obtain padding liquid, again the stained clot-h obtained by aforementioned staining procedure introducing groove one is soaked one to roll, it is 12% that pick-up rate controls, cloth speed control is made as 6m/min, rinse with clear water after going out groove, introduce drying unit again to dry, bake after oven dry, bake out temperature is 115 DEG C, baking temperature is 180 DEG C, go out baking device, rolling, obtain wool and chemical fibre blended yarn woven fabric that dry friction COLOR FASTNESS and wet friction COLOR FASTNESS are 4.5 grades.All the other are with the description to embodiment 1.
Embodiment 3:
Staining procedure is: to being furnished with (with) dyeing container of circulating pump is as water filling in dye vat, the fabric awaiting dyeing is placed in the dyeing container that bath raio is 1: 12, in dyeing container, cation dyes are dropped under the state of ON cycle pump work, drop into dispersant simultaneously, by direct blend dye after pump running 15min to be recycled, ACID DYES and DISPERSE DYES join in dyeing container, and with weight ratio be 1: 1 acetic acid and sodium acetate the pH value of dye bath is adjusted to pH=5, 99 DEG C are warming up to again from normal temperature, and 125min is incubated at 99 DEG C, after insulation terminates, 78 DEG C are cooled to the rate of temperature fall of 9 DEG C/min, introduce cold water flush again, the washing agent cleaning 30min of 3% of fabric weight is adopted after rinsing, temperature (water temperature) during cleaning is 55 DEG C, obtain stained clot-h, fabric described in this step is wool and chemical fibre blended yarn woven fabric, the addition of aforesaid cation dyes is 2.5% of fabric weight, aforesaid dispersant is anti-precipitation dispersant, its addition is 2.5% of fabric weight, the addition of aforesaid direct blend dye is 5.5% of fabric weight, the addition of aforesaid ACID DYES is 1% of fabric weight, the addition of aforesaid DISPERSE DYES is 3.5% of fabric weight,
Final finishing step is: first in groove, add acetic acid and add preferably by the production of Hong Tai Chemical Co., Ltd. of Jiangsu Province, China Jiangyin City and at the weakly acidic HT-902 surfactant of market sale before the application proposes, wherein: the addition of acetic acid is 0.5g/L, and the addition of weakly acidic HT-902 surfactant is 35g/L, obtain padding liquid, again the stained clot-h obtained by aforementioned staining procedure introducing groove one is soaked one to roll, it is 10% that pick-up rate controls, cloth speed control is made as 8m/min, rinse with clear water after going out groove, introduce drying unit again to dry, bake after oven dry, bake out temperature is 120 DEG C, baking temperature is 170 DEG C, go out baking device, rolling, obtain wool and chemical fibre blended yarn woven fabric that dry friction COLOR FASTNESS and wet friction COLOR FASTNESS are 4.5 grades.All the other are with the description to embodiment 1.
The COLOR FASTNESS index of the wool obtained by above-described embodiment 1 to 3 and chemical fibre blended yarn woven fabric is after tested by shown in following table:
Claims (10)
1.
a kind of colouring method improving wool and chemical fibre blended yarn woven fabric COLOR FASTNESS, comprise staining procedure and Final finishing step, it is characterized in that described staining procedure is: water filling in the dyeing container being furnished with circulating pump, treating that dyeing and weaving thing is placed in the dyeing container that bath raio is 1:10-15, in dyeing container, cation dyes are dropped under the state of ON cycle pump, drop into dispersant simultaneously, by direct blend dye after pump running 15-20min to be recycled, ACID DYES and DISPERSE DYES join in dyeing container, and the pH value of dye bath is regulated with acetic acid and sodium acetate, heat up, insulation, then to lower the temperature flushing, and clean with washing agent, obtain stained clot-h, described Final finishing step is: first in groove, add acetic acid and weakly acidic HT-902 surfactant, and control the addition of acetic acid and control the addition of weakly acidic HT-902 surfactant, obtain padding liquid, again the stained clot-h obtained by described staining procedure introducing groove one is soaked one to roll, control pick-up rate and control cloth speed, go out groove after washing, carry out successively again drying and baking, control the temperature of drying and control the temperature that bakes, obtaining dry friction COLOR FASTNESS and be 4-5 level and wet friction COLOR FASTNESS is similarly wool and the chemical fibre blended yarn woven fabric of 4-5 level.
2.
the colouring method of raising wool according to claim 1 and chemical fibre blended yarn woven fabric COLOR FASTNESS, is characterized in that the addition of described cation dyes is the 1-4% of fabric weight; The addition of described dispersant for the addition of blend dye direct described in the 1.8-2.5% of fabric weight be the 3-8% of fabric weight; The addition of described ACID DYES for the addition of DISPERSE DYES described in the 1-3% of fabric weight be the 2-5% of fabric weight.
3.
the colouring method of raising wool according to claim 1 and chemical fibre blended yarn woven fabric COLOR FASTNESS, it is characterized in that described intensification refers to and rise to 98-100 DEG C from normal temperature, described insulation is incubated 55-100min at 98-100 DEG C.
4.
the colouring method of raising wool according to claim 1 and chemical fibre blended yarn woven fabric COLOR FASTNESS, is characterized in that described cooling temperature is cooled to 75-80 DEG C from 98-100 DEG C with the rate of temperature fall of 9 DEG C/min let cool flushing again.
5.
the colouring method of raising wool according to claim 1 and chemical fibre blended yarn woven fabric COLOR FASTNESS, is characterized in that the consumption of described washing agent is the 2.5-3.5% of fabric weight; The temperature of described cleaning is 50-60 DEG C, and scavenging period is 25-35min; Described regulates Value in Dyeing Process to be that pH value is adjusted to 5 with acetic acid and sodium acetate.
6.
the colouring method of raising wool according to claim 1 and chemical fibre blended yarn woven fabric COLOR FASTNESS, is characterized in that in described Final finishing step, the addition 30-40g/L of described weakly acidic HT-902 surfactant; The addition of described acetic acid is 0.45-0.55 g/L.
7.
the colouring method of raising wool according to claim 1 and chemical fibre blended yarn woven fabric COLOR FASTNESS, is characterized in that described control pick-up rate pick-up rate is controlled as 8-12%; Described control cloth speed is that cloth speed control is made as 6-10m/min.
8.
the colouring method of raising wool according to claim 1 and chemical fibre blended yarn woven fabric COLOR FASTNESS, is characterized in that the temperature that described control is dried and baked is that the temperature of drying with bake is controlled as 115-125 DEG C and 160-180 DEG C.
9.
the colouring method of raising wool according to claim 4 and chemical fibre blended yarn woven fabric COLOR FASTNESS, is characterized in that described letting cool is rinsed as directly to introduce cold water flush.
10.
the colouring method of raising wool according to claim 1 and 2 and chemical fibre blended yarn woven fabric COLOR FASTNESS, is characterized in that described dispersant is anti-precipitation dispersant.
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| CN201410578619.0A CN104358139B (en) | 2014-10-24 | 2014-10-24 | Improve the colouring method of wool and chemical fibre blended yarn woven fabric COLOR FASTNESS |
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Cited By (4)
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| CN105040479A (en) * | 2015-06-24 | 2015-11-11 | 张家港市华阳针纺织品有限公司 | Polyester-wool interweaved fabric dyeing method |
| CN105780538A (en) * | 2016-03-17 | 2016-07-20 | 金华知产婺源信息技术有限公司 | Two-bath dyeing process |
| CN106436353A (en) * | 2016-08-23 | 2017-02-22 | 苏州市恒信针织印染有限责任公司 | Preparation method of wool fabric dyeing composition |
| CN107604508A (en) * | 2017-09-21 | 2018-01-19 | 石狮市宏兴染整织造有限公司 | A kind of preparation method of cotton top grade elastic dress fabric |
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| CN107604508A (en) * | 2017-09-21 | 2018-01-19 | 石狮市宏兴染整织造有限公司 | A kind of preparation method of cotton top grade elastic dress fabric |
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| CN104358139B (en) | 2016-03-23 |
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