CN111118876A - Polyester desizing liquid and desizing and dyeing process flow thereof - Google Patents
Polyester desizing liquid and desizing and dyeing process flow thereof Download PDFInfo
- Publication number
- CN111118876A CN111118876A CN202010023653.7A CN202010023653A CN111118876A CN 111118876 A CN111118876 A CN 111118876A CN 202010023653 A CN202010023653 A CN 202010023653A CN 111118876 A CN111118876 A CN 111118876A
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- Prior art keywords
- desizing
- terylene
- parts
- dyeing
- organic solvent
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- 238000009990 desizing Methods 0.000 title claims abstract description 67
- 239000007788 liquid Substances 0.000 title claims abstract description 36
- 238000004043 dyeing Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 34
- 229920000728 polyester Polymers 0.000 title claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 239000004744 fabric Substances 0.000 claims abstract description 46
- 229920004933 Terylene® Polymers 0.000 claims abstract description 45
- 239000005020 polyethylene terephthalate Substances 0.000 claims abstract description 45
- 239000003513 alkali Substances 0.000 claims abstract description 17
- 239000003960 organic solvent Substances 0.000 claims abstract description 11
- FRPJTGXMTIIFIT-UHFFFAOYSA-N tetraacetylethylenediamine Chemical compound CC(=O)C(N)(C(C)=O)C(N)(C(C)=O)C(C)=O FRPJTGXMTIIFIT-UHFFFAOYSA-N 0.000 claims abstract description 10
- VTIIJXUACCWYHX-UHFFFAOYSA-L disodium;carboxylatooxy carbonate Chemical compound [Na+].[Na+].[O-]C(=O)OOC([O-])=O VTIIJXUACCWYHX-UHFFFAOYSA-L 0.000 claims abstract description 9
- 229940045872 sodium percarbonate Drugs 0.000 claims abstract description 9
- 239000002202 Polyethylene glycol Substances 0.000 claims abstract description 8
- 150000002148 esters Chemical class 0.000 claims abstract description 8
- 229920001223 polyethylene glycol Polymers 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims description 21
- OWBTYPJTUOEWEK-UHFFFAOYSA-N butane-2,3-diol Chemical compound CC(O)C(C)O OWBTYPJTUOEWEK-UHFFFAOYSA-N 0.000 claims description 10
- 239000003086 colorant Substances 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 229920005996 polystyrene-poly(ethylene-butylene)-polystyrene Polymers 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims 2
- 229910000029 sodium carbonate Inorganic materials 0.000 claims 1
- 239000000975 dye Substances 0.000 abstract description 21
- 238000005406 washing Methods 0.000 abstract description 21
- 230000000694 effects Effects 0.000 abstract description 8
- 238000004945 emulsification Methods 0.000 abstract description 8
- 239000000835 fiber Substances 0.000 abstract description 6
- 239000000203 mixture Substances 0.000 abstract description 6
- 239000002245 particle Substances 0.000 abstract description 3
- 229920006243 acrylic copolymer Polymers 0.000 abstract 2
- 238000011946 reduction process Methods 0.000 abstract 1
- 239000002699 waste material Substances 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 239000003795 chemical substances by application Substances 0.000 description 6
- 229920001577 copolymer Polymers 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000009967 direct dyeing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 239000005441 aurora Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
Images
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L1/00—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods
- D06L1/12—Dry-cleaning or washing fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods using aqueous solvents
- D06L1/14—De-sizing
Abstract
The invention discloses a terylene desizing liquid and desizing and dyeing process flow thereof, wherein the terylene desizing liquid comprises, by weight, 20-30 parts of sodium percarbonate, 15-18 parts of tetraacetylethylenediamine, 20-30 parts of a horse-acrylic copolymer and 20-26 parts of polyethylene glycol ester, and the balance of an organic solvent, wherein the organic solvent in the terylene desizing liquid and the organic solvent in a dyeing agent are the same organic solvent, an emulsification composition is added into the desizing liquid, wherein the horse-acrylic copolymer and the polyethylene glycol ester have an emulsification effect in the desizing process, large-particle fibers generated after a terylene cloth is subjected to an alkali reduction process can be emulsified to be changed into small particles which cannot influence the dyeing effect, and under the emulsification effect, the operation of washing and washing fibers for multiple times in the desizing and dyeing process is avoided, on one hand, the process time is saved, on the other hand, the water waste in the multiple washing processes is avoided, and does not affect the dyeing effect in the prior art.
Description
Technical Field
The invention belongs to the fabric treatment technology, and particularly relates to a polyester desizing liquid and a desizing and dyeing process flow thereof.
Background
In order to improve the air permeability and the moisture absorption of the polyester fabric, alkali deweighting treatment is usually required to be carried out on the polyester fabric, the alkali deweighting refers to the process of treating the polyester fabric in high-temperature and concentrated caustic soda solution, after the surface of the polyester fabric is etched by alkali, the quality of the polyester fabric is reduced, the diameter of the fiber is reduced, pits are formed on the surface of the polyester fabric, the shearing rigidity of the fiber is reduced, the aurora of polyester yarns is eliminated, gaps of fabric interweaving points are increased, the fabric is soft in hand feeling and soft in luster, the moisture absorption and sweat releasing performance is improved, the fabric has the common style of silk, and the alkali deweighting. The dyeing process is carried out after the polyester alkali deweighting process, the pH value of the polyester fabric in the polyester alkali deweighting process is usually above 15, and the polyester fabric cannot be directly dyed, the desizing and alkali deweighting are carried out by the conventional treatment method through a three-time hot washing method, large-particle fiber substances generated in the previous process flow can exist in a dyeing vat, the direct dyeing can be attached to the surface of the polyester fabric to influence the dyeing effect, so that the direct dyeing cannot be realized after single hot washing, and in order to ensure the concentration of a dyeing agent, an organic solvent is usually adopted for dilution configuration when the dyeing agent is configured.
The existing desizing and dyeing process comprises the steps of feeding white cloth into a cylinder, heating up to 130 ℃ (25 min), keeping the temperature for 30min, cooling down to 80 ℃ (15 min), draining, feeding water, heating up and washing to 80 ℃ (15 min), draining, feeding water, heating up and washing to 60 ℃ (10 min), draining, feeding water, heating up and washing to 40 ℃ (8 min), draining and feeding water for dyeing, the process flow can be completed within about two hours, the process flow consumes too long time, and the working efficiency of desizing and dyeing is seriously influenced, but in the prior art, the dyeing effect cannot be influenced by cleaning fiber substances on the surface of the terylene by single washing.
Disclosure of Invention
The invention aims to provide desizing liquid suitable for desizing and dyeing of polyester cloth after alkali deweighting processing of polyester:
the terylene desizing liquid comprises the following components in parts by weight,
20-30 parts of sodium percarbonate
15-18 parts of tetraacetylethylenediamine
20-30 parts of propylene-maleic copolymer
20-26 parts of polyethylene glycol ester
The rest is 2, 3-butanediol.
The invention also provides a polyester desizing and dyeing process flow for shortening process duration and saving water resources, which specifically comprises the following steps:
the method comprises the following steps:
firstly, desizing, namely putting the cloth subjected to the alkali deweighting processing of the terylene into a dye vat at a bath ratio of 1:30-100, heating the size in the vat to 130 ℃, adding terylene desizing liquid, wherein the addition concentration of the terylene desizing liquid in the vat is 0.005-0.05%, and keeping the temperature for 30 minutes;
step two, draining, namely cooling the water in the tank to 70 ℃, and draining half of the water in the tank;
thirdly, adding materials, namely adding a coloring agent into the residual water in the cylinder to complete dyeing;
and fourthly, discharging the cloth.
Drawings
FIG. 1 is a flow chart of a desizing and dyeing process of terylene in the invention.
Detailed Description
The embodiments of the desizing liquid and the desizing and dyeing process flow of the terylene are further explained.
The first embodiment is as follows:
the terylene desizing liquid comprises a dyeing agent and an emulsification composition agent,
the terylene desizing liquid comprises the following components in parts by weight,
30 portions of sodium percarbonate
18 parts of tetraacetylethylenediamine
20 parts of propylene-maleimide copolymer
Polyethylene glycol ester 20 parts
The rest is 2, 3-butanediol.
The invention also provides a nylon desizing and dyeing process flow, which specifically comprises the following steps:
the method comprises the following steps:
firstly, desizing, namely putting the cloth subjected to the alkali deweighting processing of the terylene into a dye vat at a bath ratio of 1:30, heating the size in the vat to 130 ℃, adding terylene desizing liquid, adding the terylene desizing liquid according to the addition concentration of water in the vat, and keeping the temperature for 30 minutes;
step two, draining, namely cooling the water in the tank to 70 ℃, and draining half of the water in the tank;
thirdly, adding materials, namely adding a coloring agent into the residual water in the cylinder to complete dyeing;
and fourthly, discharging the cloth.
Example two:
the terylene desizing liquid comprises a dyeing agent and an emulsification composition agent,
the dye comprises the following components in parts by weight,
32 portions of sodium percarbonate
Tetraacetylethylenediamine 16 parts
25 parts of Marylac copolymer
24 portions of polyethylene glycol ester
The rest is 2, 3-butanediol.
A process flow for desizing and dyeing terylene specifically comprises the following steps:
the method comprises the following steps:
firstly, desizing, namely putting the cloth subjected to the alkali deweighting processing of the terylene into a dye vat at a bath ratio of 1:50, heating the size in the vat to 130 ℃, adding terylene desizing liquid, wherein the terylene desizing liquid is added according to the addition concentration of water in the vat and is kept for 30 minutes;
step two, draining, namely cooling the water in the tank to 70 ℃, and draining half of the water in the tank;
thirdly, adding materials, namely adding a coloring agent into the residual water in the cylinder to complete dyeing;
and fourthly, discharging the cloth.
Example three:
the terylene desizing liquid comprises a dyeing agent and an emulsification composition agent,
the dye comprises the following components in parts by weight,
36 portions of sodium percarbonate
18 parts of tetraacetylethylenediamine
30 parts of Marylac copolymer
Polyethylene glycol ester 26 parts
The rest is 2, 3-butanediol.
The method comprises the following steps:
firstly, desizing, namely putting the cloth subjected to the alkali deweighting processing of the terylene into a dye vat, heating the size in the vat at a bath ratio of 1:100 to 130 ℃, adding terylene desizing liquid, adding the terylene desizing liquid according to the addition concentration of water in the vat, and keeping the temperature for 30 minutes;
step two, draining, namely cooling the water in the tank to 70 ℃, and draining half of the water in the tank;
thirdly, adding materials, namely adding a coloring agent into the residual water in the cylinder to complete dyeing;
and fourthly, discharging the cloth.
Comparison test one:
the terylene desizing liquid comprises a dye,
the dye comprises the following components in parts by weight,
30 portions of sodium percarbonate
18 parts of tetraacetylethylenediamine
The rest is 2, 3-butanediol.
A process flow for desizing and dyeing terylene specifically comprises the following steps:
the method comprises the following steps:
firstly, desizing, namely putting the cloth subjected to the alkali deweighting processing of the terylene into a dye vat at a bath ratio of 1:30, heating the size in the vat to 130 ℃, adding terylene desizing liquid, adding the terylene desizing liquid according to the addition concentration of water in the vat, and keeping the temperature for 30 minutes;
step two, draining, namely cooling the water in the tank to 70 ℃, and draining half of the water in the tank;
thirdly, washing the cloth, injecting water into the cylinder, heating and washing the cloth by 80 ℃, draining water again, feeding water again, heating and washing the cloth by 60 ℃, draining water again, feeding water for the third time, heating and washing the cloth by 40 ℃, and draining water for the third time;
fourthly, adding materials, namely adding a coloring agent into the residual water in the cylinder to complete dyeing;
and fifthly, discharging the cloth.
Comparative experiment two:
the terylene desizing liquid comprises a dyeing agent and an emulsification composition agent,
the dye comprises the following components in parts by weight,
32 portions of sodium percarbonate
Tetraacetylethylenediamine 16 parts
The rest is 2, 3-butanediol.
The emulsifying combination agent comprises the components in percentage by weight,
25-30 parts of propylene-maleimide copolymer
30-35 parts of polyethylene glycol ester
The rest of 2, 3-butanediol.
A process flow for desizing and dyeing terylene specifically comprises the following steps:
the method comprises the following steps:
firstly, desizing, namely putting the cloth subjected to the alkali deweighting processing of the terylene into a dye vat at a bath ratio of 1:50, heating the size in the vat to 130 ℃, adding terylene desizing liquid, wherein the terylene desizing liquid is added according to the addition concentration of water in the vat and is kept for 30 minutes;
step two, draining, namely cooling the water in the tank to 70 ℃, and draining half of the water in the tank;
thirdly, washing the cloth, injecting water into the cylinder, heating and washing the cloth by 80 ℃, draining water again, feeding water again, heating and washing the cloth by 60 ℃, draining water again, feeding water for the third time, heating and washing the cloth by 40 ℃, and draining water for the third time;
fourthly, adding materials, namely adding a coloring agent into the residual water in the cylinder to complete dyeing;
and fifthly, discharging the cloth.
And (3) comparison test III:
the terylene desizing liquid comprises a dyeing agent and an emulsification composition agent,
the dye comprises the following components in parts by weight,
36 portions of sodium percarbonate
18 parts of tetraacetylethylenediamine
The rest is 2, 3-butanediol.
A process flow for desizing and dyeing terylene specifically comprises the following steps:
the method comprises the following steps:
firstly, desizing, namely putting the cloth subjected to the alkali deweighting processing of the terylene into a dye vat, heating the size in the vat at a bath ratio of 1:100 to 130 ℃, adding terylene desizing liquid, adding the terylene desizing liquid according to the addition concentration of water in the vat, and keeping the temperature for 30 minutes;
step two, draining, namely cooling the water in the tank to 70 ℃, and draining half of the water in the tank;
thirdly, washing the cloth, injecting water into the cylinder, heating and washing the cloth by 80 ℃, draining water again, feeding water again, heating and washing the cloth by 60 ℃, draining water again, feeding water for the third time, heating and washing the cloth by 40 ℃, and draining water for the third time;
fourthly, adding materials, namely adding a coloring agent into the residual water in the cylinder to complete dyeing;
and fifthly, discharging the cloth.
And comparing the first example with the first comparative test, the second example with the second comparative test, and the third example with the third comparative test to compare the dyeing effect of the polyester cloth.
Through comparison, the dyeing effect of the cloth in the first embodiment is consistent with that in the first comparative test, the second embodiment is consistent with that in the second comparative test, and the third embodiment is consistent with that in the third comparative test.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (6)
1. The polyester desizing liquid is characterized in that: the terylene desizing liquid comprises, by weight, 20-30 parts of sodium percarbonate, 15-18 parts of tetraacetylethylenediamine, 20-30 parts of a propylene-maleic copolymer, 20-26 parts of polyethylene glycol ester and the balance of an organic solvent, wherein the organic solvent in the terylene desizing liquid and the organic solvent in the coloring agent are the same organic solvent.
2. The polyester desizing fluid of claim 1, wherein: the mass ratio of the sodium carbonate to the tetraacetylethylenediamine is 2: 1.
3. The polyester desizing fluid of claim 1, wherein: the organic solvent is one of ethanol, ethylene glycol and 2, 3-butanediol.
4. The polyester desizing fluid of claim 3, wherein: the organic solvent is 2, 3-butanediol.
5. The technical process for desizing and dyeing the terylene is characterized by comprising the following steps: firstly, desizing, namely putting the cloth subjected to the alkali deweighting processing of the terylene into a dye vat at a bath ratio of 1:30-100, heating the size in the vat to 130 ℃, adding the desizing liquid of the terylene, and keeping the temperature for 30 minutes;
step two, draining, namely cooling the water in the tank to 70 ℃, and draining half of the water in the tank;
thirdly, adding materials, namely adding a coloring agent into the residual water in the cylinder to complete dyeing;
and fourthly, discharging the cloth.
6. The polyester desizing fluid of claim 7, wherein: the addition concentration of the water in the polyester desizing liquid is 0.005-0.05%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010023653.7A CN111118876A (en) | 2020-01-10 | 2020-01-10 | Polyester desizing liquid and desizing and dyeing process flow thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010023653.7A CN111118876A (en) | 2020-01-10 | 2020-01-10 | Polyester desizing liquid and desizing and dyeing process flow thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111118876A true CN111118876A (en) | 2020-05-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010023653.7A Pending CN111118876A (en) | 2020-01-10 | 2020-01-10 | Polyester desizing liquid and desizing and dyeing process flow thereof |
Country Status (1)
| Country | Link |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101429724A (en) * | 2008-10-27 | 2009-05-13 | 苏州大学 | Desizing liquid for Dacron and use thereof |
| CN101929064A (en) * | 2009-06-22 | 2010-12-29 | 上海雅运纺织助剂有限公司 | Scouring and bleaching agent combination and application thereof |
| CN103741513A (en) * | 2013-12-12 | 2014-04-23 | 浙江安诺其助剂有限公司 | Additive for neutral desizing, oil removing and one-bath dyeing of chemical fiber fabrics and preparation method thereof |
| CN105603710A (en) * | 2016-02-26 | 2016-05-25 | 苏州三和开泰花线织造有限公司 | Environmentally-friendly desizing agent used for high-density polyester fabric and preparation method thereof |
| CN108930154A (en) * | 2018-06-22 | 2018-12-04 | 安徽找宝纺织科技有限公司 | A kind of postfinishing process of tencel blended linen |
-
2020
- 2020-01-10 CN CN202010023653.7A patent/CN111118876A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101429724A (en) * | 2008-10-27 | 2009-05-13 | 苏州大学 | Desizing liquid for Dacron and use thereof |
| CN101929064A (en) * | 2009-06-22 | 2010-12-29 | 上海雅运纺织助剂有限公司 | Scouring and bleaching agent combination and application thereof |
| CN103741513A (en) * | 2013-12-12 | 2014-04-23 | 浙江安诺其助剂有限公司 | Additive for neutral desizing, oil removing and one-bath dyeing of chemical fiber fabrics and preparation method thereof |
| CN105603710A (en) * | 2016-02-26 | 2016-05-25 | 苏州三和开泰花线织造有限公司 | Environmentally-friendly desizing agent used for high-density polyester fabric and preparation method thereof |
| CN108930154A (en) * | 2018-06-22 | 2018-12-04 | 安徽找宝纺织科技有限公司 | A kind of postfinishing process of tencel blended linen |
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Application publication date: 20200508 |