CN112593401A - Production process for white all-cotton fabric with stable acidity and no yellowing and discoloration - Google Patents
Production process for white all-cotton fabric with stable acidity and no yellowing and discoloration Download PDFInfo
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- CN112593401A CN112593401A CN202011406028.7A CN202011406028A CN112593401A CN 112593401 A CN112593401 A CN 112593401A CN 202011406028 A CN202011406028 A CN 202011406028A CN 112593401 A CN112593401 A CN 112593401A
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- Prior art keywords
- grey cloth
- white
- agent
- yellowing
- production process
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- 239000004744 fabric Substances 0.000 title claims abstract description 75
- 229920000742 Cotton Polymers 0.000 title claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 238000002845 discoloration Methods 0.000 title claims abstract description 12
- 238000004383 yellowing Methods 0.000 title claims abstract description 12
- 238000005406 washing Methods 0.000 claims abstract description 30
- 238000004061 bleaching Methods 0.000 claims abstract description 26
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 25
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000001301 oxygen Substances 0.000 claims abstract description 23
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 23
- 230000002087 whitening effect Effects 0.000 claims abstract description 23
- 238000002791 soaking Methods 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000003223 protective agent Substances 0.000 claims abstract description 7
- 238000007493 shaping process Methods 0.000 claims abstract description 5
- 238000003490 calendering Methods 0.000 claims abstract description 4
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 238000001035 drying Methods 0.000 claims abstract description 4
- 230000003472 neutralizing effect Effects 0.000 claims abstract description 4
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 6
- 239000007844 bleaching agent Substances 0.000 claims description 5
- ZKQDCIXGCQPQNV-UHFFFAOYSA-N Calcium hypochlorite Chemical compound [Ca+2].Cl[O-].Cl[O-] ZKQDCIXGCQPQNV-UHFFFAOYSA-N 0.000 claims description 3
- 239000006081 fluorescent whitening agent Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 125000002755 pyrazolinyl group Chemical group 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000001954 sterilising effect Effects 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 9
- 239000012752 auxiliary agent Substances 0.000 description 3
- 239000000975 dye Substances 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- 125000000129 anionic group Chemical group 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- -1 carboxylate compounds Chemical class 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000008233 hard water Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000002895 organic esters Chemical class 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
- 239000012224 working solution Substances 0.000 description 1
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
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/10—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
- D06L4/13—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen using inorganic agents
-
- 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
-
- 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
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/10—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
- D06L4/12—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen combined with specific additives
-
- 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
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/60—Optical bleaching or brightening
-
- 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
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/70—Multi-step processes
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Coloring (AREA)
- Detergent Compositions (AREA)
Abstract
The invention discloses a production process of a white all-cotton fabric, which is stable in acidity and free from yellowing and discoloration, and comprises the following steps: s1, carrying out oxygen bleaching treatment on the grey cloth by adopting oxygen bleaching liquid; s2, whitening treatment is carried out by adopting a whitening agent; s3, washing the grey cloth with water, wherein the washing temperature is set to 85 ℃ when the grey cloth is washed with three times of hot water, and the washing temperature is set to 25 ℃ when the grey cloth is washed with one time of cold water, and then discharging the liquid; s4, soaking the gray fabric in a soaking solution, and adding a neutralizing agent into the soaking solution until the pH value of the soaking solution is 4-6.5; and S5, adding a color light protective agent and a pH control agent, controlling the pH value to be 6-6.5, fishing out the grey cloth, calendaring, drying, shaping and finishing. The method is simple, the bleaching and sterilizing speed of the grey cloth is increased by carrying out oxygen bleaching treatment on the grey cloth, the washing speed is improved, the detergency and whiteness of the grey cloth are increased by whitening the grey cloth, and the grey cloth is desized by washing the grey cloth, so that the texture of the grey cloth is softer.
Description
Technical Field
The invention belongs to the technical field of fabric production processes, and particularly relates to a production process for a white all-cotton fabric which is stable in acidity and free from yellowing and discoloration.
Background
For white all-cotton fabric, the whiteness is affected in the processes of weaving, sizing and post-finishing, so that the whiteness of the white fabric is low, and the white fabric still turns yellow in the wearing process. The demand for white fabrics in the current market is large, although some white fabrics in the market can meet high whiteness, the color of the fabrics can turn yellow after the pH value of the fabrics is changed, and therefore, a production process for the white all-cotton fabrics which are stable in acidity and do not turn yellow and change color is provided.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a production process for a white all-cotton fabric which is stable in acidity and does not yellow or discolor.
In order to achieve the purpose, the invention provides the following technical scheme:
a production process for a white all-cotton fabric which is stable in acidity and free from yellowing and discoloration comprises the following steps:
s1, carrying out oxygen bleaching treatment on the grey cloth by adopting oxygen bleaching liquid;
s2, whitening treatment is carried out by adopting a whitening agent;
s3, washing the grey cloth, carrying out three times of hot water washing and one time of cold water washing, wherein the washing temperature is set to be 85 ℃ when the three times of hot water washing are carried out, and the washing temperature is set to be 25 ℃ when the one time of cold water washing is carried out, and then discharging liquid;
s4, soaking the gray fabric in a soaking solution, and adding a neutralizing agent into the soaking solution until the pH value of the soaking solution is 4-6.5;
and S5, adding a color light protective agent and a pH control agent, controlling the pH value to be 6-6.5, fishing out the grey cloth, calendaring, drying, shaping and finishing.
Preferably, the time of the oxygen bleaching treatment in the step S1 is 70 minutes, and the temperature of the oxygen bleaching solution is kept between 80 and 90 ℃.
Preferably, the oxygen bleaching liquid in the step S1 comprises, by weight, 10-20 parts of an oxygen bleaching aid, 5-10 parts of color bleaching powder, 4-8 parts of hydrogen peroxide, and 4-6 parts of a penetrant JFC.
Preferably, the time for the whitening treatment in the step S2 is 30 minutes, and the temperature of the whitening agent is maintained at 90-95 ℃.
Preferably, the whitening agent in the step S2 is one or a mixture of W1, W2, W3 or pyrazoline structure whitening agent, wherein W1 is fluorescent whitening agent 4BK, W2 is bhliq, and W3 is BHT LIQ 115%.
Preferably, in the step S5, the color light protectant is used at a temperature of 40 ℃, a usage amount of 1% to 3%, and a soaking time of 10 to 20 minutes.
Compared with the prior art, the invention has the beneficial effects that: compared with the prior art, the production process of the white all-cotton fabric, which is provided by the invention, has the advantages that the method is simpler, the bleaching and sterilizing speed of the grey fabric is increased by carrying out oxygen bleaching treatment on the grey fabric, the washing speed is improved, the detergency and whiteness of the grey fabric are increased by carrying out whitening treatment on the grey fabric, the grey fabric is desized by washing the grey fabric, the texture of the grey fabric is softer, the PH control agent adopts Jacksack 65-L, is an excellent cloth cover pH control agent, can stabilize the pH of a cloth cover between 5 and 7, is suitable for various fibers and fabrics, and can effectively prevent the color change of the cloth cover.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A production process for a white all-cotton fabric which is stable in acidity and free from yellowing and discoloration comprises the following steps:
s1, carrying out oxygen bleaching treatment on the grey cloth by adopting oxygen bleaching liquid;
s2, whitening treatment is carried out by adopting a whitening agent;
s3, washing the grey cloth, carrying out three times of hot water washing and one time of cold water washing, wherein the washing temperature is set to be 85 ℃ when the three times of hot water washing are carried out, and the washing temperature is set to be 25 ℃ when the one time of cold water washing is carried out, and then discharging liquid;
s4, soaking the gray fabric in a soaking solution, and adding a neutralizing agent into the soaking solution until the pH value of the soaking solution is 4-6.5;
and S5, adding a color light protective agent and a pH control agent, controlling the pH value to be 6-6.5, fishing out the grey cloth, calendaring, drying, shaping and finishing.
The pH control agent adopts Jacobsel 65-L which is an excellent cloth cover pH control agent, can stabilize the pH of a cloth cover between 5 and 7, is suitable for various fibers and fabrics, and effectively prevents the color change of the cloth cover.
Jacobsel 65-L has excellent pH control ability; the change of the pH value of the cloth cover caused by different pH values of water quality, auxiliary agents, fabrics and the like can be reduced; the stability of the dye in the fiber is controlled, so that the color change is prevented; the whitening agent is used for various fabrics, and effectively prevents whitening and discoloring; the foam-free dyeing agent is applicable to various dyeing equipment, including a sizing padder; good compatibility.
The properties of Jacobset 65-L are as follows:
consists of the following components: organic ester and organic carboxylate compounds;
appearance: colorless to pale yellow transparent liquid;
pH value: 5.0-6.0 (1% Sol.);
solubility: is easily soluble in water;
compatibility: compatible with anionic, non-and common cationic assistants, acid and alkali resistance;
stability: is stable in common hard water;
shelf life: the sealed and light-proof box is sealed and protected for more than one year, the box is stored in a shade place for sampling, then the box is sealed and protected against freezing, crystallization can be separated out due to the fact that the temperature is too low, and the box can be dissolved again after being heated, and the using performance is not affected.
Jacobsel 65-L can be used in both batch and continuous processes, with recommended dosages: 6-15 g/L.
The higher the dosage, the better the effect, and the dosage can be determined according to the water quality, the auxiliary agent, the dye and the acid and alkali condition carried by the fabric.
When in use, the Jacobsel 65-L is dissolved and then added into the working solution, other auxiliary agents are added, and then the operation is carried out according to the process required by shaping.
Before use, compatibility tests are recommended to ensure good application effect.
Specifically, the time of the oxygen bleaching treatment in the step S1 is 70 minutes, and the temperature of the oxygen bleaching solution is maintained at 80-90 ℃.
Specifically, the oxygen bleaching liquid in the step S1 comprises, by weight, 10-20 parts of an oxygen bleaching aid, 5-10 parts of color bleaching powder, 4-8 parts of hydrogen peroxide and 4-6 parts of a penetrant JFC.
Specifically, the time of the whitening treatment in the step S2 is 30 minutes, and the temperature of the whitening agent is maintained at 90-95 ℃.
Specifically, in the step S2, the whitening agent is one or a mixture of W1, W2, W3 or pyrazoline structure whitening agents, W1 is fluorescent whitening agent 4BK, W2 is BHA LIQ, and W3 is BHT LIQ 115%.
Specifically, in the step S5, the temperature of the color light protective agent is 40 ℃, the usage amount of the color light protective agent is 1% -3%, and the soaking time is 10-20 minutes.
In summary, the following steps: compared with the prior art, the production process of the white all-cotton fabric, which is provided by the invention, has the advantages that the method is simpler, the bleaching and sterilizing speed of the grey fabric is increased by carrying out oxygen bleaching treatment on the grey fabric, the washing speed is improved, the detergency and whiteness of the grey fabric are increased by carrying out whitening treatment on the grey fabric, and the grey fabric is desized by washing the grey fabric, so that the texture of the grey fabric is softer.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. A production process for white all-cotton fabric which is stable in acidity and free from yellowing and discoloration is characterized in that: the method comprises the following steps:
s1, carrying out oxygen bleaching treatment on the grey cloth by adopting oxygen bleaching liquid;
s2, whitening treatment is carried out by adopting a whitening agent;
s3, washing the grey cloth, carrying out three times of hot water washing and one time of cold water washing, wherein the washing temperature is set to be 85 ℃ when the three times of hot water washing are carried out, and the washing temperature is set to be 25 ℃ when the one time of cold water washing is carried out, and then discharging liquid;
s4, soaking the gray fabric in a soaking solution, and adding a neutralizing agent into the soaking solution until the pH value of the soaking solution is 4-6.5;
and S5, adding a color light protective agent and a pH control agent, controlling the pH value to be 6-6.5, fishing out the grey cloth, calendaring, drying, shaping and finishing.
2. The production process of the white all-cotton fabric, which is stable in acidity and free from yellowing and discoloration, of claim 1 is characterized in that: the time of the oxygen bleaching treatment in the step S1 is 70 minutes, and the temperature of the oxygen bleaching liquid is kept between 80 and 90 ℃.
3. The production process of the white all-cotton fabric, which is stable in acidity and free from yellowing and discoloration, of claim 1 is characterized in that: the oxygen bleaching liquid in the step S1 comprises, by weight, 10-20 parts of oxygen bleaching auxiliary, 5-10 parts of color bleaching powder, 4-8 parts of hydrogen peroxide and 4-6 parts of penetrating agent JFC.
4. The production process of the white all-cotton fabric, which is stable in acidity and free from yellowing and discoloration, of claim 1 is characterized in that: the time for the whitening treatment in said step S2 was 30 minutes, and the temperature of the whitening agent was maintained at 90-95 ℃.
5. The production process of the white all-cotton fabric, which is stable in acidity and free from yellowing and discoloration, of claim 1 is characterized in that: the whitening agent in the step S2 is one or a mixture of W1, W2, W3 or pyrazoline structure whitening agents, the W1 is fluorescent whitening agent 4BK, the W2 is BHA LIQ, and the W3 is BHT LIQ 115%.
6. The production process of the white all-cotton fabric, which is stable in acidity and free from yellowing and discoloration, of claim 1 is characterized in that: the temperature of the color light protective agent in the step S5 is 40 ℃, the using amount is 1% -3%, and the soaking time is 10-20 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011406028.7A CN112593401A (en) | 2020-12-05 | 2020-12-05 | Production process for white all-cotton fabric with stable acidity and no yellowing and discoloration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011406028.7A CN112593401A (en) | 2020-12-05 | 2020-12-05 | Production process for white all-cotton fabric with stable acidity and no yellowing and discoloration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112593401A true CN112593401A (en) | 2021-04-02 |
Family
ID=75188206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011406028.7A Pending CN112593401A (en) | 2020-12-05 | 2020-12-05 | Production process for white all-cotton fabric with stable acidity and no yellowing and discoloration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112593401A (en) |
-
2020
- 2020-12-05 CN CN202011406028.7A patent/CN112593401A/en active Pending
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Application publication date: 20210402 |
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