CN104911893A - Formula of chloride-free bleaching agent for polyesteramide textile material and treatment method of formula - Google Patents
Formula of chloride-free bleaching agent for polyesteramide textile material and treatment method of formula Download PDFInfo
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Abstract
The invention relates to the technical field of spinning, in particular to a formula of a chloride-free bleaching agent for a polyesteramide textile material and a treatment method of the formula. The formula of the chloride-free bleaching agent for the polyesteramide textile material is characterized by being prepared from the following raw materials: hydrogen peroxide, acetic acid, urea, a catalyst, an activating agent, a stabilizing agent, a penetrating scouring agent and water at a ratio by weight percent of (2%-20%) to (10%-40%) to (0-1%) to (0.2%-5%) to (0-3%) to (0-1%) to (0.1%-0.5%) to (69.5%-87.7%). Compared with the prior art, a chloride-free bleaching solution is adopted for bleaching; the chloride-free bleaching agent is free of damage to equipment and personnel; bleaching treatment can be carried out in an acid environment; the bleaching step is simple and fast; the whiteness of a textile material after bleaching treatment conforms to the requirements of customers; the work efficiency is greatly improved; and meanwhile, the work environment is also improved.
Description
Technical field
The present invention relates to textile technology field, specifically for formula and the processing method thereof of the bleaching agent for unchlorine of polyesteramide textile material.
Background technology
Since polyester fiber steps into heavy industrialization from 20 century 70s, development speed is rapid.China's polyester fiber output occupies first place in the world, and is the maximum textile fabric of domestic production amount and consumption figure.No matter the development of polyester fiber is technical merit or production kind, considerably beyond other synthetic materials and synthetic fiber.The main target of current polyester fiber replaces exactly and part replaces natural fabric, especially cotton fiber, reduces textile raw material strives ground contradiction to the dependence of cotton fiber and alleviation grain and cotton.China developed polyamidoester fibre (patent of invention: preparation method's application number of biodegradable polyamidoester: 200710064535.5) as far back as 2007, Yizheng Chemical Fiber Co., Ltd., SINOPEC of Sinopec Group redesigns polyester macromolecule chain, amide groups is implanted in main chain, develop polyesteramide staple fibre, fully achieve industrialization, commodity are called " instrument synthetic fibre ".Polyamidoester fibre is soft, and properties of product are excellent, breaches original cognition to polyster fibre completely, has broad application prospects.
Polyamidoester fibre has slight background color, i.e. the yellow of similar cotton, needs first to bleach when dye light color or some chromatic colour.Polyamidoester fibre alkali resistance is poor, and the whiteness effect of traditional oxygen bleaching is bad, uses chlorine drift at present, i.e. sub-bleaching process.Chlorine drift working solution not only to equipment, personal damage greatly, and forms the organohalogen compounds AOX with adsorptivity being difficult to degrade, and AOX can have an effect with the protein of human body or nucleic acid and cause heredity pathology.Therefore, for the discharge of wastewater containing AOX, various countries have formulated strict standard.
Summary of the invention
The present invention, for overcoming the deficiencies in the prior art, provides a kind of formula and processing method thereof of the bleaching agent for unchlorine for polyesteramide textile material.
For achieving the above object, design a kind of formula of the bleaching agent for unchlorine for polyesteramide textile material, it is characterized in that: described bleaching agent for unchlorine is made up of hydrogen peroxide, acetic acid, urea, catalyst, activator, stabilizing agent, infiltration scouring agent, water, the percentage by weight of hydrogen peroxide, acetic acid, urea, catalyst, activator, stabilizing agent, infiltration scouring agent and water is 2 ~ 20%:10 ~ 40%:0 ~ 1%:0.2 ~ 5%:0 ~ 3%:0 ~ 1%:0.1 ~ 0.5%:69.5 ~ 87.7%.
Described catalyst is inorganic acid or organic acid, comprises one or more the combination in sulfuric acid, hydrochloric acid, citric acid.
Described activator is N-acetyl group activator, comprises one or more the combination in tetraacetyl ethylene diamine TAED, four acetyl glycolurils, five acetyl glucose, dicyandiamide.
Described stabilizing agent is sodium metasilicate or magnesium chloride or organophosphor acids stabilizing agent.
Described infiltration scouring agent is the combination of one or more surfactants in anion surfactant, non-ionic surface active agent.
Above-mentioned formula is adopted to carry out padding machine bleaching step:
A () prepares chlorine-free bleaching agent solution according to a certain percentage;
B polyesteramide textile material soaks by (), the polyesteramide textile material after soaking carries out roll-in by padding machine and discharges unnecessary chlorine-free bleaching agent solution, makes polyesteramide textile material and chlorine-free bleaching agent solution take weight as the ratio of 1:0.6 ~ 2;
C polyesteramide textile material after padding machine is positioned over temperature by () is carry out first time bleaching in the environment of room temperature to 100 DEG C, and bleaching time is 60 minutes ~ 48 hours;
D polyesteramide textile material after first time bleaching is carried out whiteness test by (), if whiteness test result meets the requirements, then carry out washing and drying; If whiteness test result is undesirable, then carry out second time bleaching;
E polyesteramide textile material after bleaching carries out washing and drying by ().
Above-mentioned formula is adopted to carry out dye vat or overflow machine bleaching step:
A () prepares chlorine-free bleaching agent solution according to a certain percentage;
B polyesteramide textile material and chlorine-free bleaching agent solution are the ratio of 1:3 ~ 50 with weight ratio by (), polyesteramide textile material is made to put into dye vat or overflow machine immersion bleaching, soak time is 60 minutes ~ 48 hours, and soaking temperature is room temperature to 100 DEG C;
C polyesteramide textile material after bleaching is carried out whiteness test by (), if whiteness test result meets the requirements, then carry out washing and drying; If whiteness test result is undesirable, then again carry out immersion bleaching;
D polyesteramide textile material after bleaching carries out washing and drying by ().
Described polyesteramide textile material is polyamidoester fibre or polyesteramide yarn or polyesteramide fabric or is mixed with the yarn of polyamidoester fibre or is mixed with the fabric of polyamidoester fibre.
The present invention compared with the existing technology, adopts free from chloride liquid lime chloride to bleach, does not only damage equipment, personnel, and can carry out bleaching under the environment of acidity; Blanching step is simple, fast, and the whiteness of textile material after bleaching meets the requirement of client, and substantially increase operating efficiency, working environment is also improved simultaneously.
Accompanying drawing explanation
Fig. 1 is padding machine bleaching flow chart.
Fig. 2 is dye vat or overflow machine bleaching flow chart.
Detailed description of the invention
The present invention is described further with reference to the accompanying drawings below.
A kind of formula of the bleaching agent for unchlorine for polyesteramide textile material, it is characterized in that: described bleaching agent for unchlorine is made up of hydrogen peroxide, acetic acid, urea, catalyst, activator, stabilizing agent, infiltration scouring agent, water, the percentage by weight of hydrogen peroxide, acetic acid, urea, catalyst, activator, stabilizing agent, infiltration scouring agent and water is 2 ~ 20%:10 ~ 40%:0 ~ 1%:0.2 ~ 5%:0 ~ 3%:0 ~ 1%:0.1 ~ 0.5%:69.5 ~ 87.7%.
Catalyst is inorganic acid or organic acid, comprises one or more the combination in sulfuric acid, hydrochloric acid, citric acid.
Activator is N-acetyl group activator, comprises one or more the combination in tetraacetyl ethylene diamine TAED, four acetyl glycolurils, five acetyl glucose, dicyandiamide.
Stabilizing agent is sodium metasilicate or magnesium chloride or organophosphor acids stabilizing agent.
Infiltration scouring agent is the combination of one or more surfactants in anion surfactant, non-ionic surface active agent.
Above-mentioned formula is adopted to carry out padding machine bleaching step:
A () prepares chlorine-free bleaching agent solution according to a certain percentage;
B polyesteramide textile material soaks by (), the polyesteramide textile material after soaking carries out roll-in by padding machine and discharges unnecessary chlorine-free bleaching agent solution, makes polyesteramide textile material and chlorine-free bleaching agent solution take weight as the ratio of 1:0.6 ~ 2;
C polyesteramide textile material after padding machine is positioned over temperature by () is carry out first time bleaching in the environment of room temperature to 100 DEG C, and bleaching time is 60 minutes ~ 48 hours;
D polyesteramide textile material after first time bleaching is carried out whiteness test by (), if whiteness test result meets the requirements, then carry out washing and drying; If whiteness test result is undesirable, then carry out second time bleaching;
E polyesteramide textile material after bleaching carries out washing and drying by ().
Above-mentioned formula is adopted to carry out dye vat or overflow machine bleaching step:
A () prepares chlorine-free bleaching agent solution according to a certain percentage;
B polyesteramide textile material and chlorine-free bleaching agent solution are the ratio of 1:3 ~ 50 with weight ratio by (), polyesteramide textile material is made to put into dye vat or overflow machine immersion bleaching, soak time is 60 minutes ~ 48 hours, and soaking temperature is room temperature to 100 DEG C;
C polyesteramide textile material after bleaching is carried out whiteness test by (), if whiteness test result meets the requirements, then carry out washing and drying; If whiteness test result is undesirable, then again carry out immersion bleaching;
D polyesteramide textile material after bleaching carries out washing and drying by ().
Polyesteramide textile material is polyamidoester fibre or polyesteramide yarn or polyesteramide fabric or is mixed with the yarn of polyamidoester fibre or is mixed with the fabric of polyamidoester fibre.
embodiment 1
Polyamidoester fibre knitted fabric chlorine-free bleaching method, bleaching working solution percentage by weight composition: hydrogen peroxide is 20%; Acetic acid is 33%; Sulfuric acid is 0.5%; Infiltration scouring agent is 0.1%; All the other are water.
Bleaching process: above-mentioned working solution has been prepared according to the above ratio, polyamidoester fibre knitted fabric is put into working solution; Employing padding machine pads, and make the weight ratio of polyamidoester fibre knitted fabric and working solution be 1:1, normal temperature is banked up 24 hours; Polyamidoester fibre knitted fabric is washed, dried, test whiteness.
embodiment 2
Polyamidoester fibre bulk fibre chlorine-free bleaching method, bleaching working solution percentage by weight composition: hydrogen peroxide is 10%; Acetic acid is 15%; Citric acid is 0.5%; Infiltration scouring agent is 0.1%; All the other are water.
Bleaching process: above-mentioned working solution has been prepared according to the above ratio, polyamidoester fibre bulk fibre is put into working solution; Employing padding machine pads, and make the weight ratio of polyamidoester fibre bulk fibre and working solution be 1:1.5, normal temperature is banked up 48 hours, and polyamidoester fibre bulk fibre and the raffinate of heap postpone are not washed, and keep 90 minutes at the steaming environment of 98 ~ 100 DEG C; Polyamidoester fibre bulk fibre is washed, dried, test whiteness.
embodiment 3
Polyamidoester fibre knitted fabric chlorine-free bleaching method, adopts working solution proportioning and method described in embodiment 1, polyamidoester fibre knitted fabric is put into working solution; Employing padding machine pads, and make the weight ratio of polyamidoester fibre knitted fabric and working solution be 1:0.6, normal temperature is banked up 24 hours; Polyamidoester fibre knitted fabric and the raffinate of heap postpone are not washed, and keep 90 minutes at the steaming environment of 98 ~ 100 DEG C; Polyamidoester fibre knitted fabric is washed, dried, test whiteness.
embodiment 4
Polyamidoester fibre knitted fabric chlorine-free bleaching method, adopts working solution proportioning and method described in embodiment 1, polyamidoester fibre knitted fabric is put into working solution; Employing padding machine pads, and make the weight ratio of polyamidoester fibre knitted fabric and working solution be 1:1, normal temperature is banked up 20 hours; Polyamidoester fibre knitted fabric and the raffinate of heap postpone are not washed, and keep 60 minutes at the steaming environment of 98 ~ 100 DEG C; Polyamidoester fibre knitted fabric is washed, dried, test whiteness.
embodiment 5
Polyesteramide bulk fibre chlorine-free bleaching method, bleaching working solution percentage by weight composition: hydrogen peroxide is 2%; TAED is 2%; Urea is 0.5%; Stabilizing agent is 0.3%; All the other are water.
Bleaching process: above-mentioned working solution has been prepared according to the above ratio, polyesteramide bulk fibre is put into working solution, wherein the weight ratio of polyesteramide bulk fibre and working solution is 1:50; Keep 60 ~ 90 minutes at the steaming environment of 98 ~ 100 DEG C; Polyesteramide bulk fibre is washed, dried, test whiteness.
embodiment 6
Polyesteramide yarn chlorine-free bleaching method, bleaching working solution percentage by weight composition: hydrogen peroxide is 8%; Acetic acid is 15%; Infiltration scouring agent is 0.1%; All the other are water.
Bleaching process: above-mentioned working solution has been prepared according to the above ratio, polyesteramide yarn is put into working solution, wherein the weight ratio of polyesteramide yarn and working solution is 1:50; Keep 60 ~ 90 minutes at 70 DEG C of environment; Polyesteramide yarn is washed, dried, test whiteness.
embodiment 7
Polyesteramide yarn chlorine-free bleaching method, adopts working solution proportioning and method described in embodiment 5 to polyesteramide yarn chlorine-free bleaching, keeps 60 ~ 90 minutes at 80 DEG C of environment; Polyesteramide yarn is washed, dried, test whiteness.
embodiment 8
Polyesteramide yarn chlorine-free bleaching method, adopts working solution proportioning and method described in embodiment 5 to polyesteramide yarn chlorine-free bleaching, keeps 60 ~ 90 minutes at 98 ~ 100 DEG C of environment; Polyesteramide yarn is washed, dried, test whiteness.
embodiment 9
Polyesteramide woven fabric chlorine-free bleaching method, bleaching working solution percentage by weight composition: hydrogen peroxide is 15%; Acetic acid is 20%; Infiltration scouring agent is 0.1%; TAED is 1%; Urea is 0.3%; Stabilizing agent is 0.2%; All the other are water.
Bleaching process: above-mentioned working solution has been prepared according to the above ratio, polyesteramide woven fabric is put into working solution, wherein the weight ratio of polyesteramide woven fabric and working solution is 1:10; Keep 60 ~ 90 minutes at 70 DEG C of environment; Polyesteramide woven fabric is washed, dried, test whiteness.
embodiment 10
Polyesteramide woven fabric chlorine-free bleaching method, bleaching working solution percentage by weight composition: hydrogen peroxide is 12%; Acetic acid is 15%; Hydrochloric acid is 0.2%; Infiltration scouring agent is 0.1%; All the other are water.
Bleaching process: above-mentioned working solution has been prepared according to the above ratio, polyesteramide woven fabric is put into working solution, wherein the weight ratio of polyesteramide woven fabric and working solution is 1:10; Keep 60 ~ 90 minutes at 98 ~ 100 DEG C of environment; Polyesteramide woven fabric is washed, dried, test whiteness.
The bulk fibre that above-described embodiment obtains, fabric whiteness are as shown in table 1.
Table 1
| Sequence number | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 | Embodiment 7 | Embodiment 8 | Embodiment 9 | Embodiment 10 |
| Whiteness | 60 | 72 | 67 | 75 | 60 | 60 | 65 | 70 | 67 | 70 |
Claims (8)
1. the formula for the bleaching agent for unchlorine of polyesteramide textile material, it is characterized in that: described bleaching agent for unchlorine is made up of hydrogen peroxide, acetic acid, urea, catalyst, activator, stabilizing agent, infiltration scouring agent, water, the percentage by weight of hydrogen peroxide, acetic acid, urea, catalyst, activator, stabilizing agent, infiltration scouring agent and water is 2 ~ 20%:10 ~ 40%:0 ~ 1%:0.2 ~ 5%:0 ~ 3%:0 ~ 1%:0.1 ~ 0.5%:69.5 ~ 87.7%.
2. the formula of the bleaching agent for unchlorine for polyesteramide textile material according to claim 1, is characterized in that: described catalyst is inorganic acid or organic acid, comprises one or more the combination in sulfuric acid, hydrochloric acid, citric acid.
3. the formula of the bleaching agent for unchlorine for polyesteramide textile material according to claim 1; it is characterized in that: described activator is N-acetyl group activator, comprise one or more the combination in tetraacetyl ethylene diamine TAED, four acetyl glycolurils, five acetyl glucose, dicyandiamide.
4. the formula of the bleaching agent for unchlorine for polyesteramide textile material according to claim 1, is characterized in that: described stabilizing agent is sodium metasilicate or magnesium chloride or organophosphor acids stabilizing agent.
5. the formula of the bleaching agent for unchlorine for polyesteramide textile material according to claim 1, is characterized in that: described infiltration scouring agent is the combination of one or more surfactants in anion surfactant, non-ionic surface active agent.
6., for a processing method for the bleaching agent for unchlorine of polyesteramide textile material, it is characterized in that adopting the formula described in claim 1 to carry out padding machine bleaching step:
A () prepares chlorine-free bleaching agent solution according to a certain percentage;
B polyesteramide textile material soaks by (), the polyesteramide textile material after soaking carries out roll-in by padding machine and discharges unnecessary chlorine-free bleaching agent solution, makes polyesteramide textile material and chlorine-free bleaching agent solution take weight as the ratio of 1:0.6 ~ 2;
C polyesteramide textile material after padding machine is positioned over temperature by () is carry out first time bleaching in the environment of room temperature to 100 DEG C, and bleaching time is 60 minutes ~ 48 hours;
D polyesteramide textile material after first time bleaching is carried out whiteness test by (), if whiteness test result meets the requirements, then carry out washing and drying; If whiteness test result is undesirable, then carry out second time bleaching;
E polyesteramide textile material after bleaching carries out washing and drying by ().
7., for a processing method for the bleaching agent for unchlorine of polyesteramide textile material, it is characterized in that adopting the formula described in claim 1 to carry out dye vat or overflow machine bleaching step:
A () prepares chlorine-free bleaching agent solution according to a certain percentage;
B polyesteramide textile material and chlorine-free bleaching agent solution are the ratio of 1:3 ~ 50 with weight ratio by (), make polyesteramide textile material put into dye vat or overflow machine soaks bleaching, and soak time is 60 minutes ~ 48 hours, and soaking temperature is room temperature to 100 DEG C;
C polyesteramide textile material after bleaching is carried out whiteness test by (), if whiteness test result meets the requirements, then carry out washing and drying; If whiteness test result is undesirable, then again carry out immersion bleaching;
D polyesteramide textile material after bleaching carries out washing and drying by ().
8. the processing method of the bleaching agent for unchlorine for polyesteramide textile material according to claim 6 or 7, is characterized in that: described polyesteramide textile material is polyamidoester fibre or polyesteramide yarn or polyesteramide fabric or is mixed with the yarn of polyamidoester fibre or is mixed with the fabric of polyamidoester fibre.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107299521A (en) * | 2016-04-08 | 2017-10-27 | 中国石化仪征化纤有限责任公司 | For polyamidoester fibre and its bleaching agent and its normal temperature method for bleaching of fabric |
| CN107326645A (en) * | 2016-04-08 | 2017-11-07 | 中国石化仪征化纤有限责任公司 | It is a kind of to be used for the bleaching agent and its method for bleaching of polyesteramide and spandex blended fabric |
| CN107460723A (en) * | 2017-07-27 | 2017-12-12 | 合肥远科服装设计有限公司 | A kind of chlorine-free bleaching powder for textile material and preparation method thereof |
| CN108729205A (en) * | 2017-04-15 | 2018-11-02 | 武鸣县南方制绳厂 | A kind of bleaching agent and preparation method thereof for sisal hemp |
| CN109112818A (en) * | 2017-06-26 | 2019-01-01 | 中国石化仪征化纤有限责任公司 | It is a kind of for polyamidoester fibre and it is pure spin, the acid oxygen bleaching agent of blended fabric and method for bleaching |
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| CN1648328A (en) * | 2004-10-12 | 2005-08-03 | 郑光洪 | Paper protein viscose/filament low temperature activating bleacking mixture and its application method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107299521A (en) * | 2016-04-08 | 2017-10-27 | 中国石化仪征化纤有限责任公司 | For polyamidoester fibre and its bleaching agent and its normal temperature method for bleaching of fabric |
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| CN109112818A (en) * | 2017-06-26 | 2019-01-01 | 中国石化仪征化纤有限责任公司 | It is a kind of for polyamidoester fibre and it is pure spin, the acid oxygen bleaching agent of blended fabric and method for bleaching |
| CN107460723A (en) * | 2017-07-27 | 2017-12-12 | 合肥远科服装设计有限公司 | A kind of chlorine-free bleaching powder for textile material and preparation method thereof |
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Address after: 200082 Pingliang Road, Yangpu District, Yangpu District, Shanghai Patentee after: Shanghai Textile Science Research Institute Co Ltd Address before: 200082 Pingliang Road, Yangpu District, Yangpu District, Shanghai Patentee before: Shanghai Textile Research Institute |