CN102505469A - Pressure washing treatment method in viscose filament yarn aftertreatment process - Google Patents
Pressure washing treatment method in viscose filament yarn aftertreatment process Download PDFInfo
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Abstract
The invention discloses a pressure washing treatment method in viscose filament yarn aftertreatment process. The pressure washing treatment method comprises following process steps of washing: washing viscose filament yarns; dezincing: realizing dezincing treatment for the washed viscose filament yarns by rinsing liquor containing complexing agent; desulfurizing: realizing desulfuration treatment for the viscose filament yarns by alkali liquor; bleaching: realizing bleaching treatment for the viscose filament yarns by bleaching agent; and oiling: realizing oiling treatment for the viscose filament yarns by oiling agent. The pressure washing treatment method can effectively treat Zn2+ in a pressure washing process, so that white spots on spinning cakes can be prevented.
Description
Technical field
The present invention relates to the processing method of compressing and washing in the viscose filament yarn aftertreatment technology, can prevent effectively that spinning cake from producing hickie in the process of compressing and washing.
Background technology
The production procedure of dimension card fiber (viscose filament yarn) is for making stoste viscose glue (stoste), viscose glue being spun into silk (spinning), spinning cake post processing (compressing and washing).The purpose of compressing and washing is to remove the requirement that impurity in the spinning cake reaches qualified spinning cake.Of the prior art compressing and washing is through the hollow spinning cake is placed on the Pressure-washing apparatus; Because of the top of Pressure-washing apparatus, the sealing of bottom, the water hole that communicates is up and down all arranged on each layer of Pressure-washing apparatus, the spinning cake through hollow is placed on the square fluid passage that on Pressure-washing apparatus, forms; The water hole that liquid communicates up and down through spinning cake; Because of top and bottom seals, water can only be forced to flow toward outside from spinning cake is inner with the form of pressure permeation, through this pressure that forms liquid is better washed to spinning cake.Containing S, Zn owing in the spinning cake simultaneously
2+, and the restriction of factor such as suppleness of spinning cake, whiteness, so the liquid in compressing and washing need add some soups.Removing with the needs of performance of these chemical substances passed through respectively at different erect-positions with different soup washings.
Compressing and washing in the technology of prior art mainly contains 3 kinds of suit spinning cake inlet wire washings, and be following to the impact analysis of compressing and washing line to these three kinds of suit spinning cakes:
(1), the full car ankle socks silk of full car ankle socks silk: the 300D of 300D has the greatest impact to compressing and washing line, main cause is: crin is that the strand fiber number is at 300 dawn or above silk in the spinning cake, and the unit dawn is written as " D ".The full car ankle socks silk of 300D belongs to crin, and the acid amount that crin consumes during because of spinning is big, so thick the acid molar ratio ramuscule silk that silk carries of unit length is many, so acid content is big; The full car ankle socks silk of 300D all coats with ankle socks, and it is best that ankle socks passes through liquid measure, and the acid molar ratio that therefore under the current production time, washes out is many with the spinning cake that the paper cover coats.
(2), 300D or above paper ankle socks suit silk: 300D or above paper ankle socks suit silk be bigger to compressing and washing influence, because of thick the acid molar ratio ramuscule silk that silk carries of unit length is many, so acid content is big, impacts compressing and washing.
(3) 120D ramuscule silk: the ramuscule silk is little to compressing and washing influence, for the present water yield and production time, does not cause big influence.
Pass through trace analysis simultaneously, when having only the full car ankle socks silk inlet wire of 300D to wash, just can cause great influence, and 300D or above paper ankle socks suit silk can make it reach qualified pH value through after reconciling the soft water flow compressing and washing line.
In compressing and washing washing process, if Zn
2+Be untreated, hickie will occur on the spinning cake so, and in actual production, the full car ankle socks silk inlet wire washing of 300D is often arranged because of compressing and washing line, pH step-down during washing, and, be unfavorable for EDTA and Zn with the regulating power that has exceeded soft water
2+Complexing.
Summary of the invention
The objective of the invention is to overcome existing viscose filament yarn spinning cake post processing and compress and wash the problems referred to above that technology exists, the processing method of compressing and washing in a kind of viscose filament yarn aftertreatment technology is provided, the present invention can effectively handle the Zn that compresses and washes in the washing process
2+Thereby, produce hickie on the control spinning cake.
For realizing above-mentioned purpose, the technical scheme that the present invention adopts is following:
Compress and wash processing method in a kind of viscose filament yarn aftertreatment technology, it is characterized in that, comprise following processing step:
A, washing: viscose filament yarn is washed, reduced acid and impurity content in the spinning cake, washed 20-40 minutes, water temperature is 40-50 degree in the washing;
B, dezincification: with the processing that dezincifies of the viscose filament yarn of the water lotion that contains complexing agent after to washing; The pH value scope of water lotion is 4.5-5.5; The concentration of complexing agent is 0.1-1g/l in the water lotion; Water temperature is 40-50 degree, and the zinc content in the water lotion is lower than 0.01 g/l, and the dezincification time is 20-30 minutes;
C, desulfurization: with aqueous slkali viscose filament yarn is carried out desulfurization and handle, the concentration range of aqueous slkali is 1-6 g/l, and the temperature of aqueous slkali is 30-50 degree, and desulfurization time is 20-30 minutes, and the sulfur content in the viscose filament yarn is less than 10mg/100g;
D, bleaching: with bleaching agent viscose filament yarn is bleached processing, the temperature of bleaching agent is 40-50 degree, bleaching time 20-30 minutes, and the concentration of bleaching agent is 0.1-1g/l, the whiteness that makes viscose filament yarn is 60-80%;
E, oil: with finish viscose filament yarn is carried out oiling treatment, the finish temperature is 20-40 degree, and oil concentration is 1-5 g/l, and the time is 20-30 minutes, and the oil content that makes viscose filament yarn is 0.1%-0.3%.
In the said b step, when the pH value of water lotion was lower than 4.5, complexing agent lost the complexing effect, added the pH value to 4.5-5.5 that aqueous slkali is regulated water lotion.
In the said b step, when the pH value of water lotion was higher than 5.5, complexing agent lost the complexing effect, and regulating pondage makes the pH value to 4.5-5.5 of water lotion.
Said complexing agent is the mixed twine mixture of nitrilotriacetic acid sodium (NTA) and ethylenediamine tetra-acetic acid (EDTA); NTA is 1:1 with the mixing quality ratio of EDTA; After adding this mixed twine mixture; Can finely remove the zinc ion that has on the viscose filament yarn, and the stable comple that both and zinc form between pH scope 4.5-5 does not have influence to strand.
Said aqueous slkali is NaOH, can react with the S on the viscose filament yarn and remove, and the NaOH of adding does not react to complex compound and complexing agent.
Said bleaching agent is clorox (NaClO), and the major function of this bleaching agent is the whiteness that strengthens strand, add this bleaching agent after, equally the complexing agent in the b step, complex compound are not had influence, the C step is not had influence yet.
Said finish is vegetable oil, white oil and the mineral oil miscella by any mass ratio, can strengthen the lubricity and the pliability of strand, and human body is not had injury, and step b, c, d, the compound of e adding and the material of generation are not had influence.
Employing the invention has the advantages that:
One, adopt the present invention after, broken the mode that traditional viscose can only water be regulated in producing, in the b step, add alkali; In the extremely short time, can regulate the pH value get up; And water lotion is reached between 4.5-5.5, and make the sufficient complexing of complexing agent and zinc ion, reach the purpose of removing zinc ion; Solved ankle socks silk inlet wire and washed influence on the low side, controlled the hickie that produces on the spinning cake simultaneously to the pH that compresses and washes tape.
Two, among the present invention, when the pH value of water lotion was lower than 4.5, complexing agent lost the complexing effect, added the pH value to 4.5-5.5 that aqueous slkali is regulated water lotion; Or when the pH value of water lotion was higher than 5.5, complexing agent lost the complexing effect, and regulating pondage makes the pH value to 4.5-5.5 of water lotion; Because the alkali that adds is fewer, change and cook water and regulate then need increase the pipeline water delivery newly and consume and increase, the present invention has practiced thrift production cost, and regulates pH through adding alkali, has solved not cause of poor quality at acceptability limit because of pH.
Three, among the present invention; Said complexing agent be nitrilotriacetic acid sodium (NTA), with the mixed twine mixture of ethylenediamine tetra-acetic acid (EDTA); NTA is 1:1 with the mixing quality ratio of EDTA; After adding this mixed twine mixture, can finely remove the zinc ion that has on the viscose filament yarn, and the stable comple that both and zinc form between pH scope 4.5-5 does not have influence to strand.
Four, among the present invention, said aqueous slkali is NaOH, can react with the S on the viscose filament yarn and remove, and the NaOH that adds does not react to complex compound and complexing agent.
Five, among the present invention, said bleaching agent is clorox (NaClO), and the major function of this bleaching agent is the whiteness that strengthens strand; After adding this bleaching agent; Equally the complexing agent in the b step, complex compound are not had influence, the C step is not had influence yet, thereby guaranteed product quality.
Six, among the present invention; Said finish is vegetable oil, white oil and the mineral oil miscella by any mass ratio; Can strengthen the lubricity and the pliability of strand, human body is not had injury, and step b, c, d, the compound of e adding and the material of generation are not had influence.
Seven, in the washing of the present invention; Viscose filament yarn is washed, reduced acid and impurity content in the spinning cake, washed 20-40 minutes; Water temperature is 40-50 degree in the washing; Through the simple process of washing under these process conditions, can reduce acid amount in the viscose filament yarn and impurity content, for dezincification is prepared.
Eight, in the dezincification of the present invention, with the processing that dezincifies of the viscose filament yarn of the water lotion that contains complexing agent after to washing, the pH value scope of water lotion is 4.5-5.5; The concentration of complexing agent is 0.1-1g/l in the water lotion, and water temperature is 40-50 degree, and the zinc content in the water lotion is lower than 0.01 g/l; The dezincification time is 20-30 minutes, and through control pH scope, complexing agent only just can carry out complex reaction in this pH scope; According to the zinc content in the viscose filament yarn, make the better complexing zinc ion of complexing agent simultaneously.
Nine, in the desulfurization of the present invention, with aqueous slkali viscose filament yarn is carried out desulfurization and handle, the concentration range of aqueous slkali is 1-6 g/l; The temperature of aqueous slkali is 30-50 degree, and desulfurization time is 20-30 minutes, and the sulfur content in the viscose filament yarn is less than 10mg/100g; Through carrying out desulphurization reaction under high temperature, long-time, the high concentration state, go out sulphur in the viscose filament yarn faster, because the aqueous slkali pH that desulfurization is used is more than 11; Sulphion and zinc ion that desulfurization produces can generate deposition; Therefore, can only after dezincification, carry out desulfurization, thereby dezincification and desulfurization can not be exchanged.
Ten, in the present invention's bleaching, with bleaching agent viscose filament yarn is bleached processing, the temperature of bleaching agent is 40-50 degree; Bleaching time 20-30 minutes, the concentration of bleaching agent is 0.1-1g/l, the whiteness that makes viscose filament yarn is 60-80%; The pH scope of this bleaching is best bleaching scope at 10-12; Because carried out in front behind the desulphurization reaction, therefore the pH of viscose filament yarn bleaches after desulfurization more than 11.
11, during the present invention oils, with finish viscose filament yarn is carried out oiling treatment, the finish temperature is 20-40 degree; Oil concentration is 1-5 g/l, and the time is 20-30 minutes, and the oil content that makes viscose filament yarn is 0.1%-0.3%; In the end operation oils, and makes finish being adsorbed on the viscose filament yarn as much as possible, improves its physical property; And the present invention is a continuous technical process; Through technological process of the present invention and technological parameter, can overcome the finish that can adsorb on the viscose filament yarn and reduce problems such as physical property reduction.
The specific embodiment
Embodiment 1
Compress and wash processing method in a kind of viscose filament yarn aftertreatment technology, comprise following processing step:
A, washing: viscose filament yarn is washed, reduced acid and impurity content in the spinning cake, washed 20 minutes, water temperature is 40 degree in the washing; Acid mainly is meant sulfuric acid, and impurity mainly is salt and metal ion such as zinc etc.;
B, dezincification: with the processing that dezincifies of the viscose filament yarn of the water lotion that contains complexing agent after to washing; The pH value of water lotion is 4.5-5.5, and the concentration of complexing agent is 0.1g/l in the water lotion, and water temperature is 40 degree; Zinc content in the water lotion is lower than 0.01 g/l, and the dezincification time is 20 minutes;
C, desulfurization: with aqueous slkali viscose filament yarn is carried out desulfurization and handle, the concentration range of aqueous slkali is 1 g/l, and the temperature of aqueous slkali is 30 degree, and desulfurization time is 20 minutes, and the sulfur content in the viscose filament yarn is less than 10mg/100g;
D, bleaching: with bleaching agent viscose filament yarn is bleached processing, the temperature of bleaching agent is 40 degree, bleaching time 20 minutes, and the concentration of bleaching agent is 0.1g/l, the whiteness that makes viscose filament yarn is 60%;
E, oil: with finish viscose filament yarn is carried out oiling treatment, the finish temperature is 20 degree, and oil concentration is 1g/l, and the time is 20 minutes, and the oil content that makes viscose filament yarn is 0.1%.
In the said b step, when the pH value of water lotion was lower than 5.5, complexing agent lost the complexing effect, added the pH value to 4.5-5.5 that aqueous slkali is regulated water lotion.
In the said b step, when the pH value of water lotion was higher than 5.5, complexing agent lost the complexing effect, and regulating pondage makes the pH value to 4.5-5.5 of water lotion.
Said complexing agent is the mixed twine mixture of nitrilotriacetic acid sodium (NTA) and ethylenediamine tetra-acetic acid (EDTA); NTA is 1:1 with the mixing quality ratio of EDTA; After adding this mixed twine mixture; Can finely remove the zinc ion that has on the viscose filament yarn, and the stable comple that both and zinc form between pH scope 4.5-5 does not have influence to strand.
Said aqueous slkali is NaOH, can react with the S on the viscose filament yarn and remove, and the NaOH of adding does not react to complex compound and complexing agent.
Said bleaching agent is clorox (NaClO), and the major function of this bleaching agent is the whiteness that strengthens strand, add this bleaching agent after, equally the complexing agent in the b step, complex compound are not had influence, the C step is not had influence yet.
Said finish is vegetable oil, white oil and the mineral oil miscella by any mass ratio, can strengthen the lubricity and the pliability of strand, and human body is not had injury, and step b, c, d, the compound of e adding and the material of generation are not had influence.
Said finish is vegetable oil, white oil and the mineral oil miscella by any mass ratio, can strengthen the lubricity and the pliability of strand, and human body is not had injury, and step b, c, d, the compound of e adding and the material of generation are not had influence.
Embodiment 2
Compress and wash processing method in a kind of viscose filament yarn aftertreatment technology, comprise following processing step:
A, washing: viscose filament yarn is washed, reduced acid and impurity content in the spinning cake, washed 40 minutes, water temperature is 50 degree in the washing; Acid mainly is meant sulfuric acid, and impurity mainly is salt and metal ion such as zinc etc.;
B, dezincification: with the processing that dezincifies of the viscose filament yarn of the water lotion that contains complexing agent after to washing; The pH value scope of water lotion is 4.5-5.5, and the concentration of complexing agent is 1g/l in the water lotion, and water temperature is 50 degree; Zinc content in the water lotion is lower than 0.01 g/l, and the dezincification time is 30 minutes;
C, desulfurization: with aqueous slkali viscose filament yarn is carried out desulfurization and handle, the concentration range of aqueous slkali is 6 g/l, and the temperature of aqueous slkali is 50 degree, and desulfurization time is 30 minutes, and the sulfur content in the viscose filament yarn is less than 10mg/100g;
D, bleaching: with bleaching agent viscose filament yarn is bleached processing, the temperature of bleaching agent is 50 degree, bleaching time 30 minutes, and the concentration of bleaching agent is 1g/l, the whiteness that makes viscose filament yarn is 80%;
E, oil: with finish viscose filament yarn is carried out oiling treatment, the finish temperature is 40 degree, and oil concentration is 5 g/l, and the time is 30 minutes, and the oil content that makes viscose filament yarn is 0.3%.
In the said b step, when the pH value of water lotion was lower than 4.5, complexing agent lost the complexing effect, added the pH value to 4.5-5.5 that aqueous slkali is regulated water lotion.
In the said b step, when the pH value of water lotion was higher than 5.5, complexing agent lost the complexing effect, and regulating pondage makes the pH value to 4.5-5.5 of water lotion.
Said complexing agent is the mixed twine mixture of nitrilotriacetic acid sodium (NTA) and ethylenediamine tetra-acetic acid (EDTA); NTA is 1:1 with the mixing quality ratio of EDTA; After adding this mixed twine mixture; Can finely remove the zinc ion that has on the viscose filament yarn, and the stable comple that both and zinc form between pH scope 4.5-5 does not have influence to strand.
Said aqueous slkali is NaOH, but is not limited to NaOH, with the kin aqueous slkali of NaOH all can, can react with the S on the viscose filament yarn and remove, the NaOH of adding does not react to complex compound and complexing agent.
Said bleaching agent is clorox (NaClO), and the major function of this bleaching agent is the whiteness that strengthens strand, add this bleaching agent after, equally the complexing agent in the b step, complex compound are not had influence, the C step is not had influence yet.
Said finish is vegetable oil, white oil and the mineral oil miscella by any mass ratio, can strengthen the lubricity and the pliability of strand, and human body is not had injury, and step b, c, d, the compound of e adding and the material of generation are not had influence.
Embodiment 3
Compress and wash processing method in a kind of viscose filament yarn aftertreatment technology, comprise following processing step:
A, washing: viscose filament yarn is washed, reduced acid and impurity content in the spinning cake, washed 30 minutes, water temperature is 45 degree in the washing;
B, dezincification: with the processing that dezincifies of the viscose filament yarn of the water lotion that contains complexing agent after to washing; The pH value scope of water lotion is 4.5-5.5, and the concentration of complexing agent is 0.8g/l in the water lotion, and water temperature is 45 degree; Zinc content in the water lotion is lower than 0.01 g/l, and the dezincification time is 25 minutes;
C, desulfurization: with aqueous slkali viscose filament yarn is carried out desulfurization and handle, the concentration range of aqueous slkali is 3 g/l, and the temperature of aqueous slkali is 40 degree, and desulfurization time is 25 minutes, and the sulfur content in the viscose filament yarn is less than 10mg/100g;
D, bleaching: with bleaching agent viscose filament yarn is bleached processing, the temperature of bleaching agent is 45 degree, bleaching time 25 minutes, and the concentration of bleaching agent is 0.6g/l, the whiteness that makes viscose filament yarn is 70%;
E, oil: with finish viscose filament yarn is carried out oiling treatment, the finish temperature is 30 degree, and oil concentration is 3 g/l, and the time is 26 minutes, and the oil content that makes viscose filament yarn is 0.2%.
In the said b step, when the pH value of water lotion was lower than 4.5, complexing agent lost the complexing effect, added the pH value to 4.5-5.5 that aqueous slkali is regulated water lotion.
In the said b step, when the pH value of water lotion was higher than 5.5, complexing agent lost the complexing effect, and regulating pondage makes the pH value to 4.5-5.5 of water lotion.
Said complexing agent is the mixed twine mixture of nitrilotriacetic acid sodium (NTA) and ethylenediamine tetra-acetic acid (EDTA); NTA is 1:1 with the mixing quality ratio of EDTA; After adding this mixed twine mixture; Can finely remove the zinc ion that has on the viscose filament yarn, and the stable comple that both and zinc form between pH scope 4.5-5 does not have influence to strand.
Said aqueous slkali is NaOH, but is not limited to NaOH solution, can react with the S on the viscose filament yarn and remove, and the NaOH of adding does not react to complex compound and complexing agent.
Said bleaching agent is clorox (NaClO); But be not limited to clorox; Also passable with the bleaching agent that clorox character is approaching, the major function of this bleaching agent is the whiteness that strengthens strand, add this bleaching agent after; Equally the complexing agent in the b step, complex compound are not had influence, the C step is not had influence yet.
Said finish is vegetable oil, white oil and the mineral oil miscella by any mass ratio, can strengthen the lubricity and the pliability of strand, and human body is not had injury, and step b, c, d, the compound of e adding and the material of generation are not had influence.
Embodiment 4
It below is 300D or above paper ankle socks dress Si Sijia alkali table
| PH is interval | Theoretical consumption (ml) | △ X (ml) | 300D or above paper ankle socks dress silk add alkali number (ml) behind the full car ankle socks silk of 300D |
| (3.0,3.2) | 628 | 222 | 850 |
| (3.2,3.5) | 396 | 254 | 650 |
| (3.5,3.7) | 201 | 299 | 500 |
| (3.7,4.1) | 144 | 306 | 450 |
| (4.1,4.2) | 50 | 350 | 400 |
| (4.2,4.5) | 40 | 310 | 350 |
Below add the alkali table for 120D ramuscule silk
| PH is interval | Theoretical consumption (ml) | △ X (ml) | Line industry silk back 120D ramuscule silk adds alkali number (ml) |
| (3.0,3.2) | 628 | -28 | 600 |
| (3.2,3.5) | 396 | 4 | 400 |
| (3.5,3.7) | 201 | 149 | 350 |
| (3.7,4.1) | 144 | 106 | 250 |
| (4.1,4.2) | 50 | 150 | 200 |
| (4.2,4.5) | 40 | 140 | 180 |
, add in the time of 10 minutes in the full car ankle socks Si Dangche washing of 300D, satisfy the needs of pH regulator through the alkali number after the practice.
Passed through tracking, reduced the hickie production rate greatly quality.
Claims (7)
1. compress and wash processing method in the viscose filament yarn aftertreatment technology, it is characterized in that, comprise following processing step:
A, washing: viscose filament yarn is washed, washed 20-40 minutes, water temperature is 40-50 degree in the washing;
B, dezincification: with the processing that dezincifies of the viscose filament yarn of the water lotion that contains complexing agent after to washing; The pH value scope of water lotion is 4.5-5.5; The concentration of complexing agent is 0.1-1g/l in the water lotion; Water temperature is 40-50 degree, and the zinc content in the water lotion is lower than 0.01 g/l, and the dezincification time is 20-30 minutes;
C, desulfurization: with aqueous slkali viscose filament yarn is carried out desulfurization and handle, the concentration range of aqueous slkali is 1-6 g/l, and the temperature of aqueous slkali is 30-50 degree, and desulfurization time is 20-30 minutes, and the sulfur content in the viscose filament yarn is less than 10mg/100g;
D, bleaching: with bleaching agent viscose filament yarn is bleached processing, the temperature of bleaching agent is 40-50 degree, bleaching time 20-30 minutes, and the concentration of bleaching agent is 0.1-1g/l, the whiteness that makes viscose filament yarn is 60-80%;
E, oil: with finish viscose filament yarn is carried out oiling treatment, the finish temperature is 20-40 degree, and oil concentration is 1-5 g/l, and the time is 20-30 minutes, and the oil content that makes viscose filament yarn is 0.1%-0.3%.
2. compress and wash processing method in the viscose filament yarn aftertreatment technology according to claim 1, it is characterized in that: in the said b step, when the pH value of water lotion is lower than 4.5, add the pH value to 4.5-5.5 that aqueous slkali is regulated water lotion.
3. compress and wash processing method in the viscose filament yarn aftertreatment technology according to claim 1 and 2; It is characterized in that: in the said b step; When the pH value of water lotion was higher than 5.5, complexing agent lost the complexing effect, and regulating pondage makes the pH value to 4.5-5.5 of water lotion.
4. compress and wash processing method in the viscose filament yarn aftertreatment technology according to claim 3; It is characterized in that: said complexing agent is the mixed twine mixture of nitrilotriacetic acid sodium and ethylenediamine tetra-acetic acid, and nitrilotriacetic acid sodium is 1:1 with the mixing quality ratio of ethylenediamine tetra-acetic acid.
5. according to the processing method of compressing and washing in claim 1, the 2 or 4 described viscose filament yarn aftertreatment technologys, it is characterized in that: said aqueous slkali is NaOH.
6. according to the processing method of compressing and washing in claim 1, the 2 or 4 described viscose filament yarn aftertreatment technologys, it is characterized in that: said bleaching agent is a clorox.
7. according to the processing method of compressing and washing in claim 1, the 2 or 4 described viscose filament yarn aftertreatment technologys, it is characterized in that: said finish is vegetable oil, white oil and the mineral oil miscella by any mass ratio.
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| CN104358111A (en) * | 2014-11-27 | 2015-02-18 | 何庆堃 | Deformation oiling agent for copper ammonia fiber high-stretch yarn |
| CN106283223A (en) * | 2015-05-18 | 2017-01-04 | 吉林化纤股份有限公司 | The spinning head used in the preparation method of flat viscose filament yarn and preparation process |
| CN109811561A (en) * | 2019-01-30 | 2019-05-28 | 中科纺织研究院（青岛）有限公司 | The silk fiber and preparation method thereof of the modified preparation of one Plant Extracts |
| CN114351450A (en) * | 2022-01-13 | 2022-04-15 | 沈阳浩博实业有限公司 | Oil agent for semi-continuous spinning viscose filament yarn and preparation method and application thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104141224A (en) * | 2014-08-06 | 2014-11-12 | 宜宾海丝特纤维有限责任公司 | Process for quickly washing spinning cakes |
| CN104141224B (en) * | 2014-08-06 | 2016-02-10 | 宜宾海丝特纤维有限责任公司 | A kind of spinning cake quick wash technique |
| CN104358111A (en) * | 2014-11-27 | 2015-02-18 | 何庆堃 | Deformation oiling agent for copper ammonia fiber high-stretch yarn |
| CN106283223A (en) * | 2015-05-18 | 2017-01-04 | 吉林化纤股份有限公司 | The spinning head used in the preparation method of flat viscose filament yarn and preparation process |
| CN106283223B (en) * | 2015-05-18 | 2019-10-01 | 吉林化纤股份有限公司 | Spinning head used in the preparation method and preparation process of flat viscose filament yarn |
| CN109811561A (en) * | 2019-01-30 | 2019-05-28 | 中科纺织研究院（青岛）有限公司 | The silk fiber and preparation method thereof of the modified preparation of one Plant Extracts |
| CN114351450A (en) * | 2022-01-13 | 2022-04-15 | 沈阳浩博实业有限公司 | Oil agent for semi-continuous spinning viscose filament yarn and preparation method and application thereof |
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| CN102505469B (en) | 2014-04-02 |
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