CN112725995A - Spanderless high-elastic glossy non-inverted velvet knitted fabric and production process thereof - Google Patents
Spanderless high-elastic glossy non-inverted velvet knitted fabric and production process thereof Download PDFInfo
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- CN112725995A CN112725995A CN202011480557.1A CN202011480557A CN112725995A CN 112725995 A CN112725995 A CN 112725995A CN 202011480557 A CN202011480557 A CN 202011480557A CN 112725995 A CN112725995 A CN 112725995A
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B1/14—Other fabrics or articles characterised primarily by the use of particular thread materials
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B1/14—Other fabrics or articles characterised primarily by the use of particular thread materials
- D04B1/16—Other fabrics or articles characterised primarily by the use of particular thread materials synthetic threads
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C11/00—Teasing, napping or otherwise roughening or raising pile of textile fabrics
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C15/00—Calendering, pressing, ironing, glossing or glazing textile fabrics
- D06C15/02—Calendering, pressing, ironing, glossing or glazing textile fabrics between co-operating press or calender rolls
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C7/00—Heating or cooling textile fabrics
- D06C7/02—Setting
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- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
- D10B2201/02—Cotton
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- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
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- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
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Abstract
The invention discloses a spandex-free high-elasticity bright non-falling velvet knitted fabric and a production process thereof, wherein the non-falling velvet knitted fabric comprises the following components: 30-40 parts of combed cotton, 10-20 parts of SORONA polyester and 40-60 parts of bright polyester; the combed cotton yarn is a surface, the glossy polyester is used as a bottom (skin-attached surface), and the SORONA polyester is arranged in the middle; the production process of the non-inverted velvet knitted fabric comprises the following steps: weaving, presetting, dyeing, scouring dust/pressing water, wet setting dry cloth, grabbing, carding, setting, ironing, shearing and rolling on the tail. Through the working procedures of after-finishing, hair grabbing, combing, ironing, shearing and the like, the effect of no down falling is realized, the fluffy soft hand feeling is realized, the fibers are not dropped, the fabric is comfortable and durable in elasticity, the excellent shape-restoring performance can be achieved without spandex, the brightening agent is not required to be added, the F number is not required to be increased, and the permanent unique glossiness can be achieved without increasing the ironing temperature.
Description
Technical Field
The invention belongs to the technical field of textile production, and particularly relates to a spandex-free high-elasticity bright non-falling velvet knitted fabric and a production process thereof.
Background
Conventional non-falling down fabric on the market has many defects, for example, a large amount of spandex needs to be added for improving the elasticity and extensibility of the fabric, although the elasticity and extensibility of the non-falling down fabric added with spandex are improved, the cost of adding the spandex is too high, the elasticity is reduced after the processes of after-finishing, hair grabbing, combing, ironing and polishing and shearing, and extremely unsightly white appearance appears when the fabric is worn, especially at the hip, knee joint and elbow joint; secondly, the glossiness is poor, and can not satisfy the glossiness that the customer required, if improve the glossiness through improving the temperature of scalding light, then the colour fastness can not satisfy the customer requirement again, if change the yarn of high F number, the deep dyeing nature is poor, and the dyestuff cost is high, and fluffy degree thickness is different.
Therefore, the development of a comprehensive non-inverted velvet knitted fabric with low cost, high elasticity, fluffy and soft property, good hand feeling, high glossiness, good heat retention property and high grade is urgently needed to meet the increasing quality pursuit of people for the knitted fabric.
Disclosure of Invention
Aiming at the problems in the prior art, one of the purposes of the invention is to provide a spandex-free high-elasticity bright non-falling down knitted fabric, which is a comprehensive non-falling down knitted fabric with low cost, high elasticity, fluffiness and softness, good hand feeling, high glossiness, good heat retention and high grade; the invention also aims to provide a production process of the spandex-free high-elasticity bright non-falling velvet knitted fabric.
The invention adopts the following technical scheme:
a non-spandex high-elastic bright non-inverted velvet knitted fabric comprises the following components:
30-40 parts of combed cotton yarn,
10-20 parts of SORONA polyester,
40-60 parts of bright polyester.
Preferably, the spandex-free high-elasticity bright non-falling velvet knitted fabric comprises the following components:
35-40 parts of combed cotton yarn,
15-20 parts of SORONA polyester,
40-55 parts of bright polyester.
Further preferably, the spandex-free high-elasticity bright non-falling velvet knitted fabric comprises the following components:
37 parts of combed cotton yarn,
16 parts of SORONA polyester,
47 parts of bright polyester.
Further, the combed cotton yarn is a surface, the glossy polyester is a bottom (skin-close surface), and the SORONA polyester is arranged in the middle.
Further, the different components in the SORONA polyester have different heat shrinkage properties, so that the SORONA polyester has a permanent main body spiral structure and is endowed with permanent elasticity.
A production of a non-spandex high-elastic bright non-inverted velvet knitted fabric comprises the following steps:
(1) selecting raw materials: selecting 40-60 parts of combed cotton yarn, 20-40 parts of SORONA polyester and 10-30 parts of bright polyester for weaving;
(2) weaving: weaving the fabric by using combed cotton yarn as a surface, using glossy polyester as a bottom (skin-attached surface) and using SORONA polyester in the middle;
(3) predetermining: the preset temperature is 190-2Preferably 265/m2The size is dry fixed.
(4) Dyeing: the method adopts a one-cylinder two-bath method, firstly uses high-temperature resistant disperse dyes to dye SORONA polyester and bright polyester, and then uses reactive dyes to dye combed cotton yarn.
(5) Squeezing water: squeezing water by adopting a untwisting, scutching, scouring and squeezing all-in-one machine with wool and silk, wherein the speed is 30-35m/min, the padder pressure is 3.0-4.0 pounds, and the wool and the silk on the cloth surface are washed clean.
(6) Wet sizing: shaping with a shaping machine at a temperature of 120-Is fluffing agent DF-3011-3% and fluffing agent 1-2%, the width after the setting is 64-65.5 inches, and the gram number after the setting is 270-2。
(7) Plucking: the method comprises the steps of grabbing the base by using a high-speed eagle-swimming 36-roller hair grabbing machine at the speed of 20-30m/min, and simultaneously carrying out hair grabbing processes by using 6-8 hair grabbing machines to fully open the bright polyester filaments and uniformly fluff the bright polyester filaments.
(8) Carding, namely combing the bottom hairiness of the cloth sufficiently and uniformly by adopting a Taiwan key wheel high-speed carding machine at the speed of 20-30m/min, removing redundant fiber, and shearing by utilizing the subsequent process.
(9) Shaping: presetting by using a Fuji 6500 setting machine of a letter door, wherein the setting temperature is 120-;
(10) ironing: adopting an eagle-swimming double-ironing roller ironing machine, wherein the speed is 20-30m/min, the ironing temperature is 170-.
(11) Shearing: the eagle high-speed shearing machine is adopted, the speed is 20-25m/min, the rotation number of the shearing circular knife is 1000 plus 1200 turns, the bottom wool of the cloth is different in length and redundant floating wool is evenly and flatly sheared, and the shearing needs to be neat and flat.
Further, the combed cotton yarn in the step (1) is 40S/1 fine cotton of Weiqian, the SORONA polyester is 75D/32F SD FDY SORONA POLY of Beilisang company, and the optical polyester is 100D/48F TB DTY POLY of Longta which needs to be steamed.
Further, the weaving parameters in the step (2) are as follows:
b1. model: 24G 34' 2544T refined magnesium scutcher;
b2. needle arrangement: an upper needle 12, a lower needle 21;
b3. arranging triangles;
b4. the requirement of a yarn threading nozzle: 75D/32F at the 1.4 th path, 100D/48F at the 2.5 th path and 40S/1 at the 3.6 th path;
b5. yarn length: rib 25CM/100G (75D/32F), upper single 24CM/100G (100D/48F TB double yarn), lower single 29CM/100G (40S/1);
b6. setting the machine speed and the doffing revolution number: machine speed: 15-25 rpm, preferably 20 rpm; the doffing revolution number: 3000 revolutions per 49.38 pounds;
b7. the specification of gray fabric is as follows: 69' side X219 g/m2
b8. The weaving process requirement of the 75D/32F SORONA POLY high-elastic fiber circular weaving machine is met;
furthermore, the value in the step (2) is noted that when the SORONA polyester adopts plain weave, an upper-lower structure is avoided, because the upper-lower structure is too dense, and the loose structure is beneficial to fully embodying the elasticity of two components, the boiling water shrinkage of the fiber is larger than that of the conventional fiber, so the weaving problem needs to be considered in the weaving process, namely the fiber length of the SORONA polyester is properly longer than that of the conventional fiber line when the same cloth surface style is required; the tension control during the SORONA polyester weaving is more suitable below 0.8 time of the deformation tension, the circular weaving machine belongs to multi-spindle position management, and the running state of the yarn ensures the uniformity of the yarn as much as possible so as to avoid the problem of cross bars caused by uneven tension. Further, the acid in step (5) is preferably acetic acid.
Further, the dyeing process in the step (4) comprises the following steps:
d1. dyeing temperature: firstly, entering a required water level, and entering cloth at normal temperature;
d2. and (3) heating: before 90 ℃, the temperature rise rate is 2 ℃/min, the temperature rise rate is 1.5 ℃/min, and the temperature is raised to 130 ℃;
d3. dyeing: medium dark color: dyeing with high temperature resistant disperse dye at 130 deg.C for 30-45 min; light color: dyeing for 20-30min by using low-temperature disperse dye at 120 ℃; combing cotton yarns: dyeing with reactive dye at 60 deg.C for 30-45 min;
d4. and (3) heat preservation: keeping the temperature of the dark color for 45-60min and the light color for 20-30 min;
d5. cooling: reducing the temperature to 90 ℃ at the cooling rate of 1 ℃/min; reducing the temperature to 75 ℃ at the cooling rate of 2 ℃/min, sampling, reducing the temperature to 60 ℃ at the cooling rate of 2 ℃/min, and draining;
d6. reduction and cleaning: sodium hydroxide and sodium hydrosulfite are operated at 85 ℃ for 15-20min, hot washed, operated at 70 ℃ for 10-15min, the pH value is adjusted to 6-7, the acid washing is carried out at 50-70 ℃, preferably at 60 ℃ for 13-17min, the cotton yarn is washed clean by warm water at 40 ℃, and the cotton yarn is combed by reactive dye.
Further, selecting a high-temperature resistant disperse dye with good washing fastness and soaping fastness from the SORONA polyester according to the dye principle selected in the step (4); selecting reactive dye for combed cotton yarn;
further, the high-fastness disperse dye in the step (4) is selected from any one or more of Terasil Golden Yellow W-3R of HUNTSMAN, Terasil Red WW-BFS 200% and Foron Red S-WF of ARCHROMA.
Further, the Reactive dye in the step (4) is selected from any one or more of Argazol Orange BF-RS of ARGUS, Ruihuazol Red BF-3B of Zhejiang Ming industry and Reactive Red F-2B of Taixing brocade cloud.
The invention has the beneficial effects that:
(1) the fabric structure of the invention is that the combed cotton yarn is a surface, the glossy polyester is a bottom (skin-attached surface), the SORONA polyester is arranged in the middle, the fabric structure keeps various comfortableness of the combed cotton yarn, the SORONA polyester endows the fabric with dimensional stability and shape retention, meanwhile, the spiral structure of the fabric increases high elasticity, the lasting elasticity without adding spandex is realized, the glossy polyester surface is finished through procedures of hair grabbing, hair combing, ironing, hair shearing and the like, the effect of no down-down is realized, and the fluffy and soft hand feeling and the excellent drapability are realized; the wool surface is smooth, bright lustring agent and high-temperature lustring are not needed, the glossiness is high, the heat retention is good, and the grade is high;
(2) the fabric of the fabric disclosed by the invention achieves level 4 in a fiber drop test, achieves level 3-4 in fuzzing and pilling resistance, has excellent bursting strength, strong heat retention, unique gloss effect, fluffy and soft hand feeling, and all performance comprehensive indexes are in the excellent level of weft-knitted fabrics;
(3) the non-inverted velvet knitted fabric prepared by the process has an excellent non-inverted velvet style; the knitted fabric has the advantages of good color uniformity and stability, good deep dyeing property, no need of high-temperature ironing, strong luster, good color fastness, soft and plump hand feeling, no need of spandex, comfortable and lasting elasticity, excellent shape-restoring performance and easy management, and is suitable for sportswear, leisure clothes and fashionable clothes to meet the related requirements of people.
Drawings
FIG. 1 is a graph of a high temperature disperse dye dyeing process of example 1 of the present invention;
FIG. 2 is a graph showing the dyeing process of reactive dye of example 1 of the present invention
FIG. 3 is a front physical representation of a non-inverted pile knitted fabric woven in example 1 of the present invention;
fig. 4 is a front-back comparative image of the non-inverted pile knitted fabric woven in example 1 of the present invention.
Detailed Description
For better explanation of the present invention, the following specific examples are further illustrated, but the present invention is not limited to the specific examples.
The combed cotton yarn is selected from 40S/1 fine cotton of Weiqiao;
the SORONA polyester is 75D/32F SD FDY SORONA POLY from Belgium corporation;
the polyester with light is 100D/48F TB DTY POLY of dragon tower, and yarn steaming is required.
Example 1
A non-spandex high-elastic bright non-falling velvet knitted fabric comprises the following components:
37 parts of combed cotton yarn,
16 parts of SORONA polyester,
47 parts of bright polyester.
Wherein, the combed cotton yarn is a surface, and the graphene nylon is a bottom (skin-attached surface).
Example 2
A production of a non-spandex high-elastic bright non-inverted velvet knitted fabric comprises the following steps:
(1) weaving: the fabric of example 1 is woven by using combed cotton yarn as a surface, using glossy polyester as a base (skin-facing surface) and using SORONA polyester in the middle; the weaving parameters are as follows:
b1. model: 24G 34' 2544T refined magnesium scutcher;
b2. needle arrangement: an upper needle 12, a lower needle 21;
b3. arranging triangles;
b4. the requirement of a yarn threading nozzle: 75D/32F at the 1.4 th path, 100D/48F at the 2.5 th path and 40S/1 at the 3.6 th path;
b5. yarn length: rib 25CM/100G (75D/32F), upper single 24CM/100G (100D/48F TB double yarn), lower single 29CM/100G (40S/1);
b6. setting the machine speed and the doffing revolution number: machine speed: 20 revolutions per minute; the doffing revolution number: 3000 revolutions per 49.38 pounds;
b7. the specification of gray fabric is as follows: 69' side X219 g/m2
b8. The weaving process requirement of the 75D/32F SORONA POLY high-elastic fiber circular weaving machine is met;
(2) predetermining: presetting with Fuji 6500 setter at 195 deg.C, 24Y/min for the number of machines, 40% for overfeeding, 64 inches for width, and 265/m for gram weight2The size is dry fixed.
(3) Dyeing: the method adopts a one-cylinder two-bath method, firstly uses high-temperature cylinder high-temperature disperse dye to dye SORONA polyester and bright polyester, and then uses reactive dye to dye combed cotton yarn. The dyeing process comprises the following steps:
d1. dyeing temperature: firstly, entering a required water level, and entering cloth at normal temperature;
d2. and (3) heating: before 90 ℃, the temperature rise rate is 2 ℃/min, the temperature rise rate is 1.5 ℃/min, and the temperature is raised to 130 ℃;
d3. dyeing: dyeing for 30min by adopting high-temperature resistant disperse dye at 130 ℃; light color: dyeing for 20min by using low-temperature disperse dye at 120 ℃; combing cotton yarns: dyeing with reactive dye at 60 deg.C for 30 min;
d4. and (3) heat preservation: keeping the temperature of the dark color for 45min and the light color for 20 min;
d5. cooling: reducing the temperature to 90 ℃ at the cooling rate of 1 ℃/min; reducing the temperature to 75 ℃ at the cooling rate of 2 ℃/min, sampling, reducing the temperature to 60 ℃ at the cooling rate of 2 ℃/min, and draining;
d6. reduction and cleaning: sodium hydroxide and sodium hydrosulfite are operated at 85 ℃ for 15min, hot washed and operated at 70 ℃ for 10min, the pH value is adjusted to 6, acid washing is carried out at 50 ℃, preferably at 60 ℃ for 13min, the cotton yarn is washed clean by warm water at 40 ℃, and the cotton yarn is combed by reactive dye.
(4) Squeezing water: squeezing water by adopting a de-twisting, scutching, scouring and squeezing integrated machine with the speed of 30m/min and the padder pressure of 3.0 pounds, and washing the wool on the cloth surface;
(5) wet setting and dry cloth: shaping by using a shaping machine, wherein the shaping temperature is 120 ℃, the speed is 20m/min, the overfeeding is 35%, the padder pressure is 2.5 pounds, the pulp side is fluffing agent DF-3013% and fluffing agent 2%, the width after shaping is 64 inches, and the gram number after shaping is 270g/m2。
(6) Plucking: and (3) utilizing an eagle game 36-roller high-speed hair grabbing machine to grab the bottom at the speed of 25m/min, and simultaneously carrying out hair grabbing processes by adopting 6 hair grabbing machines to fully open the bright polyester filaments and uniformly fluff the bright polyester filaments.
(7) Carding, namely carding the bottom of the cloth by adopting a Taiwan key wheel high-speed carding machine at the speed of 30m/min, fully and uniformly carding, removing redundant fiber, and shearing by utilizing the subsequent process.
(8) Shaping: presetting with Fuji 6500 setter at 125 deg.C, 30Y/min for machine number, 30% for overfeeding, 64 inch for width after setting, and 270g/m for gram weight2The pulp is washed with water;
(9) ironing: and (3) ironing the rough surface and endowing the rough surface with smooth gloss by adopting an eagle-swimming double-ironing roller ironing machine with the speed of 25m/min, the ironing temperature of 170 ℃ and the ironing roller rotating speed of 700 revolutions through 1 machine.
(10) Shearing: and (3) adopting an eagle trip high-speed shearing machine, wherein the speed is 20m/min, the revolution of a shearing circular knife is 1000 revolutions, the cloth bottom wool with different lengths and redundant floating wool are uniformly and flatly sheared, and the shearing needs to be neat and flat.
Further, the high-fastness disperse dye in the step (4) is selected from Terasil Golden Yellow W-3R of HUNTSMAN.
Further, the reactive dye in the step (4) is selected from Argazol Orange BF-RS of ARGUS.
Example 3
A non-spandex high-elastic bright non-inverted velvet knitted fabric comprises the following components:
35 parts of combed cotton yarn, namely,
20 parts of SORONA polyester,
45 parts of bright polyester.
Wherein, the combed cotton yarn is a surface, and the graphene nylon is a bottom (skin-attached surface).
Example 4
A production of a non-spandex high-elastic bright non-inverted velvet knitted fabric comprises the following steps:
(1) weaving: weaving the fabric in the embodiment 3 by using combed cotton yarn as a surface, using bright polyester as a bottom and using SORONA polyester in the middle;
(2) predetermining: presetting with Fuji 6500 setter at 205 deg.C, 20Y/min for the number of machines, 30% for overfeeding, 62 inches for width, and 250g/m for gram weight2The size is dry fixed.
(4) Dyeing: the method adopts a one-cylinder two-bath method, firstly uses high-temperature resistant disperse dyes to dye SORONA polyester and bright polyester, and then uses reactive dyes to comb cotton yarns.
(5) Squeezing water: the de-twisting, scutching, scouring and dewatering integrated machine is adopted to carry out dewatering at the speed of 30m/min and the padder pressure of 3.0 pounds, and the fluff on the cloth surface is washed clean.
(6) Wet sizing: shaping by using a shaping machine, wherein the shaping temperature is 120 ℃, the speed is 20m/min, the overfeeding is 30%, the padder pressure is 2.5 pounds, the pulp is fluffing agent DF-3011-3% and fluffing agent 1-2%, the width after shaping is 64 inches, and the gram number after shaping is 270g/m2。
(7) Plucking: and (3) utilizing an eagle game 36-roller high-speed hair grabbing machine to grab the bottom at the speed of 25m/min, and simultaneously carrying out hair grabbing processes by adopting 6 hair grabbing machines to fully open the bright polyester filaments and uniformly fluff the bright polyester filaments.
(8) Carding, namely carding the bottom of the cloth by adopting a Taiwan key wheel high-speed carding machine at the speed of 30m/min, fully and uniformly carding, removing redundant fiber, and shearing by utilizing the subsequent process.
(9) Shaping: presetting with Fuji 6500 setter at 125 deg.C, 30Y/min for machine number, 30% for overfeeding, 64 inch for width after setting, and 270g/m for gram weight2The pulp is washed with water;
(10) ironing: and (3) ironing the rough surface and endowing the rough surface with smooth gloss by adopting an eagle-swimming double-ironing roller ironing machine with the speed of 25m/min, the ironing temperature of 170 ℃ and the ironing roller rotating speed of 700 revolutions through 1 machine.
(11) Shearing: and (3) adopting an eagle trip high-speed shearing machine, wherein the speed is 20m/min, the revolution of a shearing circular knife is 1000 revolutions, the cloth bottom wool with different lengths and redundant floating wool are uniformly and flatly sheared, and the shearing needs to be neat and flat.
Further, the combed cotton yarn in the step (1) is 40S/1 fine cotton of Weiqian, the SORONA polyester is 75D/32F SD FDY SORONA POLY of Beilisang company, and the optical polyester is 100D/48F TB DTY POLY of Longta which needs to be steamed.
Further, the weaving parameters in the step (2) are as follows:
b1. model: 24G 34' 2544T refined magnesium scutcher;
b2. needle arrangement: an upper needle 12, a lower needle 21;
b3. arranging triangles;
b4. the requirement of a yarn threading nozzle: 75D/32F at the 1.4 th path, 100D/48F at the 2.5 th path and 40S/1 at the 3.6 th path;
b5. yarn length: rib 25CM/100G (75D/32F), upper single 24CM/100G (100D/48F TB double yarn), lower single 29CM/100G (40S/1);
b6. setting the machine speed and the doffing revolution number: machine speed: 15 revolutions per minute; the doffing revolution number: 3000 revolutions per 49.38 pounds;
b7. the specification of gray fabric is as follows: 69' side X219 g/m2
b8. The weaving process requirement of the 75D/32F SORONA POLY high-elastic fiber circular weaving machine is met;
further, the dyeing process in the step (4) comprises the following steps:
d1. dyeing temperature: firstly, entering a required water level, and entering cloth at normal temperature;
d2. and (3) heating: before 90 ℃, the temperature rise rate is 2 ℃/min, the temperature rise rate is 1.5 ℃/min, and the temperature is raised to 130 ℃;
d3. dyeing: medium dark color: dyeing for 30min by adopting high-temperature resistant disperse dye at 130 ℃; light color: dyeing for 30min at 120 ℃ by using low-temperature disperse dye; combing cotton yarns: dyeing with reactive dye at 60 deg.C for 45 min;
d4. and (3) heat preservation: keeping the temperature of the dark color for 45min and the light color for 20 min;
d5. cooling: reducing the temperature to 90 ℃ at the cooling rate of 1 ℃/min; reducing the temperature to 75 ℃ at the cooling rate of 2 ℃/min, sampling, reducing the temperature to 60 ℃ at the cooling rate of 2 ℃/min, and draining;
d6. reduction and cleaning: sodium hydroxide and sodium hydrosulfite are added at 85 ℃ for 15min, hot washing is carried out, operation is carried out at 70 ℃ for 10min, the pH value is adjusted to 6, acid washing is carried out at 50 ℃ for 13-17min, the cotton yarn is washed clean by warm water at 40 ℃, and the cotton yarn is combed by reactive dye.
Further, the high-fastness disperse dye in the step (4) is 200% of Terasil Red WW-BFS of HUNTSMAN.
Further, the reactive dye in the step (4) is selected from Ruihuazol Red BF-3B in Zhejiang Ming industry.
Further, the physical and chemical properties of the non-inverted pile knitted fabric in example 1 are tested according to a GB/T test method, the test number is No: EPKH200402001, and the details are shown in Table 1:
TABLE 1
The above description is only exemplary of the present invention and is not intended to limit the scope of the present invention, which is defined by the claims appended hereto, as well as the appended claims.
Claims (10)
1. The spandex-free high-elasticity bright non-inverted velvet knitted fabric is characterized by comprising the following components:
30-40 parts of combed cotton yarn,
10-20 parts of SORONA polyester,
40-60 parts of bright polyester.
2. The non-spandex high-elasticity glossy non-falling velvet knitted fabric according to claim 1, wherein the combed cotton yarn is a face, the glossy polyester is a base, and the SORONA polyester is arranged in the middle.
3. The production process of the spandex-free high-elasticity bright non-falling velvet knitted fabric according to claim 1 or 2, characterized by comprising the following steps of:
(1) selecting raw materials: selecting proper amount of combed cotton yarn, SORONA polyester and bright polyester for weaving;
(2) weaving: weaving the fabric of claim 1 with combed cotton yarn as the face, glossy polyester as the base and SORONA polyester in the middle;
(3) predetermining: presetting by adopting a setting machine;
(4) dyeing: adopting a one-cylinder two-bath method, firstly dyeing SORONA polyester and bright polyester by using high-temperature resistant disperse dye, and then dyeing combed cotton yarn by using reactive dye;
(5) squeezing water: the water squeezing speed is 30-35m/min, and the padder pressure is 3.0-4.0 pounds;
(6) wet sizing: carrying out wet setting by adopting a setting machine;
(7) plucking: grabbing the bottom by using a hair grabbing machine;
(8) carding, namely carding by using a carding machine;
(9) shaping: shaping by using a shaping machine;
(10) ironing: performing natural luster finishing by adopting a natural luster finishing machine;
(11) shearing: shearing by a shearing machine.
4. The process for producing a spandex-free high-elastic glossy non-falling velvet knitted fabric as claimed in claim 3, wherein the predetermined temperature in step (3) is 190-2The size is dry fixed.
5. The production process of the spandex-free high-elastic glossy and non-falling down knitted fabric as claimed in claim 3, wherein the wet set temperature in step (6) is 120-1-2%, the width after fixation is 64-65.5 inches, and the gram number after fixation is 270-2。
6. The process for producing a spandex-free high-elastic glossy non-falling velvet knitted fabric according to claim 3, wherein the hair-catching speed in the step (7) is 20-30 m/min.
7. The process for producing a spandex-free high-elastic glossy non-falling velvet knitted fabric according to claim 3, wherein the carding speed in step (8) is 30-35 m/min.
8. The process for producing the spandex-free high-elastic glossy non-falling velvet knitted fabric as claimed in claim 3, wherein the setting temperature in step (9) is 120-2The pulp is washed with water.
9. The production process of the spandex-free high-elasticity glossy non-falling velvet knitted fabric as claimed in claim 3, wherein the lustring speed in the step (10) is 25-30m/min, the lustring temperature is 180 ℃ and the ironing roller rotation speed is 800 turns and 700 turns.
10. The process for producing a spandex-free high-elastic glossy non-falling velvet knitted fabric according to claim 3, wherein the shearing speed in step (11) is 20-30m/min, and the shearing revolution number is 1000-1200 revolutions.
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