CN103556367A - Spandex core-spun elastic fabric - Google Patents
Spandex core-spun elastic fabric Download PDFInfo
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- CN103556367A CN103556367A CN201310442100.5A CN201310442100A CN103556367A CN 103556367 A CN103556367 A CN 103556367A CN 201310442100 A CN201310442100 A CN 201310442100A CN 103556367 A CN103556367 A CN 103556367A
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Abstract
The invention relates to a textile, in particular to spandex core-spun elastic fabric. The spandex core-spun elastic fabric comprises cotton, terylene and spandex. Sixteen threads of cotton is woven in the warp direction, and 150D low-elasticity interlaced yarn and 70D spandex covered yarn are woven in the weft direction. The dyeing process of the spandex core-spun elastic fabric sequentially includes the steps of cloth turnover, single-face singeing, scouring and bleaching, shaping, mercerizing, dispersed hot melting and dyeing and finishing. The single-face singeing process specifically refers to gas singeing, singeing is performed twice at the front faces of two burners, and speed ranges from 80m/min to 85m/min. The spandex core-spun elastic fabric is produced in a covering mode by air, so that performance of clothes is better, and size of washed clothes is stable; the single-face singeing process is adopted, speed is controlled, follow-up processes are provided, characteristics of three materials including the spandex, the terylene and cotton fibers in product composition are considered, size stability of the spandex is guaranteed, and original elasticity of the spandex subjected to high-temperature dispersed dyeing is kept.
Description
Technical field
The present invention relates to a kind of textiles, relate in particular to a kind of spandex core-covered elastic fabric.
Background technology
The application of stockinette on clothes, provides the aesthetic property of comfortableness, randomness and the demonstration human figure of dress, is deeply subject to liking of consumers in general.CN102995199A (2013-3-27) discloses the processing method of a kind of pair of component elastic spandex face composite yarn, yet yarn prepared by the method does not meet some consumers' needs, wash unstable, the easy fold of rear size, need to often press, affect aesthetic property and practicality.
Summary of the invention
The object of this invention is to provide a kind of spandex core-covered elastic fabric of washing rear dimensionally stable, not needing flatiron.
Above-mentioned technical purpose of the present invention is achieved by the following technical programs:
A kind of spandex core-covered elastic fabric, comprise cotton, terylene and spandex, its warp-wise is 16 cottons, and broadwise is 150D low elastic interlaced yarn and 70D polyurethane covered yarn, and its dyeing comprises step successively: turn over cloth, one side singe, boil float, sizing, mercerising, dispersion pad-dry-cure dyeing and rear arrangement; Described one side singeing is gas singeing specifically, in two burner fronts, singes twice, speed of a motor vehicle 80-85m/min.
Advantage of the present invention is:
(1) low elastic interlaced yarn of the present invention, also can be called low elastic polyester filament, be a kind of textured filament type of terylene chemical fibre, and it is that to take polyester slice (PET) be raw material, adopt at a high speed and spin terylene pre-oriented fiber (POY), then process through drafting false twisting.It except there is general terylene fracture strength and the feature such as elastic modelling quantity is high, heat setting is excellent, rebound performance is good, heat resistance, light resistance, corrosion resistance are strong, quick-drying washable, also have that bulkiness is high, thermal insulation good, a feature such as comfortable feel, gloss are soft;
(2) to adopt warp-wise be 16 cottons in the present invention, and broadwise is that 150D low elastic interlaced yarn and 70D polyurethane covered yarn are made spandex core-covered elastic fabric through air-coating, and clothing performance is more superior, washes rear dimensionally stable;
(3) structure of terylene and spandex and the relation of temperature are extremely important to dyeing and finishing, prior art generally adopts positive and negative all to singe, adopt a positive and a negative or two positive counter singing, cause terylene and spandex high temperature wherein impaired, powerful degradation, and the present invention adopts one side singeing, while regulation speed, cooperation is processed with follow-up operation, taken into account the characteristic of terylene, spandex and three kinds of objects of cotton fiber in product tissue, guaranteed that the DIMENSIONAL STABILITY of spandex and High Temperature Disperse dyeing keep the former flexible of spandex afterwards.
The described cloth that turns over requires positive and negative unanimously, and margin to seam is straight, requires flatly, straight, neat, firm, and pin is close at 40-45 pin/15cm, and both sides are encrypted to 4-6 pin/cm, prevents in dyeing and printing process generation wrinkle bar, skew of weft, crimping.
As preferably, described dyeing is also included in and disperses to carry out chromatography after pad-dry-cure dyeing, and described chromatography is to adopt REACTIVE DYES or intellectual circle's dyestuff to carry out chromatography.
Adopt chromatography, dimensionally stable after can further guaranteeing to wash, do not need flatiron when improving product COLOR FASTNESS.
As preferably, the described speed of a motor vehicle of boiling while floating is 58-65m/min, described blanching method be by fabric be placed in boil bleaching liquor and in pressurized vessel, repeatedly pressurize, decompression operation, the bath raio of boiling bleaching liquor is 3-5:1, described in to boil bleaching liquor be the sodium carbonate of 6-10g/L, the hydrogen peroxide of refining agent OPE, the 8-10g/L of the sodium metasilicate of the sodium hydrogen phosphate of 2-3g/L, 1-3g/L, 2-5g/L and water form; Described pressurization should make temperature in pressurized tank reach 95-105 ℃, and described decompression is to atmosphere, to discharge the pressure in this pressurized tank fast after pressurized, heated.
Described bath raio is the weight ratio of boiling bleaching liquor and fabric.
Advantage of the present invention is:
(1) dyeing adopts and specifically to boil bleaching liquor and boiling and bleaching process is processed the impurity on it to described fabric, raising capillary effect; Can prevent polyster fibre and the impaired and powerful decline of spandex core-covered high temperature simultaneously;
(2) by traditional moving back, boil, bleaching process is reduced to a step and boils and float, and reduces the damage to terylene and spandex;
(3) adopt of the present invention boiling to float and can shorten the time, rapid pressure change boils and floats, and further improves the comfortable feel of fabric.
As preferably, temperature during described sizing is 150-160 ℃, and the speed of a motor vehicle is 40-45m/min.
Adopt setting process of the present invention, can effectively utilize the elasticity of fabric, reach the stable of a width and washing shrinkage, make fabric both there is elasticity, unlikely too tight again, wash rear dimensionally stable, do not need flatiron.
As preferably, during described mercerising, adopt containing damp rate auto-controller, to make fabric contain damp rate to be controlled at 25-35%, under 265-300g/L concentration of sodium hydroxide solution, to carry out half wet mercerising.
Former mercerization is dry cloth mercerising or wet cloth technique substantially.This technique can make fabric stability producing containing damp rate at 25-35% by the application containing damp rate auto-controller.25-35 can reach the required mercerizing barium value of dyeing and printing process equally containing damp rate fabric mercerising under concentration of caustic soda, can make production process fabric, can reduce steam consumption 0.3-0.5kg/ rice.
More preferably, described mercerization comprises and drenches alkali, caustic dip, rolls alkali and soda, described in sodium hydroxide solution while rolling alkali be 265-300g/L, speed of a motor vehicle 30-35m/min; Temperature during described soda is 60-75 ℃.
Adopt mercerization of the present invention, can prevent little cause producing wrinkling of the power of filling the span of a man's arms of spandex core-covered elastic fabric between weft yarn, make fabric wash rear dimensionally stable, do not need flatiron.
As preferably, described dispersion pad-dry-cure dyeing is two baths dyeing, first at 175 ℃-180 ℃, pads DISPERSE DYES dye liquor, then dries, wax baking, reduction cleaning, washes, soaps, washes, dries; Pad again reducing dye dye liquor, then carry out reduction cleaning, washing, oxidation, wash, soap, wash, dry, pad again chlorine and wash promoting agent, oven dry, described DISPERSE DYES is that LXF series dyes, ETD are blue, ETD is red, at least one in grey of SBL, and reducing dye is at least one in olive T, blue ARN, red R, black ES-SE, blue RSN, blue CLF, purple 2R.
Prior art generally only selects DISPERSE DYES to carry out one-bath process, and COLOR FASTNESS is low, and affects feel; And dispersion pad-dry-cure dyeing of the present invention has been selected DISPERSE DYES and reducing dye, and coordinate with two bath dyeing, strengthened the reduction cleaning in dyeing course, improved the chlorine washing fastness of fabric, and feel is not damaged; Further increased simultaneously and washed rear dimensionally stable, do not need flatiron.
More preferably; the concrete grammar of described dispersion pad-dry-cure dyeing is: semi-finished product pad DISPERSE DYES dye liquor; employing four is soaked one and is rolled mode; pick-up 40%-65%; then at 60 ℃-80 ℃, dry 30 seconds-60 seconds, at 100 ℃-120 ℃, bake 45 seconds-60 seconds, then to adopt concentration be that caustic soda and the sodium hydrosulfite reducing solution of 25-30g/L carries out reduction cleaning; wash successively again, adopt basic soap lotion DF-5 at 85 ℃ of-95 ℃ of temperature, soap 45 seconds-60 seconds, washing, dry, one bathes and finishes; Then again semi-finished product are padded to reducing dye dye liquor, employing four is soaked one and is rolled mode, pick-up 40%-65%, then adopting concentration is that caustic soda and the sodium hydrosulfite reducing solution of 25-30g/ L carries out reduction cleaning, wash successively again, be oxidized, wash, adopt basic soap lotion DF-5 at 85 ℃ of-95 ℃ of temperature, soap 45 seconds-60 seconds, washing, dry, finally pad chlorine and wash promoting agent RFC-39, then be dried.
By the concentration of DISPERSE DYES and reducing dye is controlled, the reduction cleaning of simultaneously combining caustic soda and sodium hydrosulfite reducing solution, can improve the synergistic function of DISPERSE DYES and reducing dye, further increase and wash rear DIMENSIONAL STABILITY, finally pad and without the high chlorine of aldehyde, wash promoting agent RFC-39 chlorine and wash arrangement, avoided crossing reduction or snperoxiaized generation.
As preferably, described rear arrangement comprises soft tentering and preshrunk, the concrete technology of described soft tentering is with speed of a motor vehicle 30-35m/min, to pass through in temperature is the aftertreatment fluid of 100-110 ℃, described aftertreatment fluid comprises softener and antistatic additive, described softener is that weight ratio is KF and the D3 of 1-2:1, described antistatic additive is SN, and the concentration of described softener KF in aftertreatment fluid is 10-14g/L, and the concentration of described antistatic additive SN in aftertreatment fluid is 0.5-2g/L.
Because each operation above adds man-hour, the warp-wise of fabric likely can be changed, and therefore adopts preshrunk can reduce washing shrinkage, further guarantees the rear dimensionally stable of washing of fabric, does not need flatiron; Coordinate the specific soft stentering of the present invention simultaneously, can play synergistic function to the DIMENSIONAL STABILITY of fabric.
The specific embodiment
Embodiment mono-
Spandex core-covered elastic fabric, comprise cotton, terylene and spandex, warp-wise is 16 cottons, and broadwise is 150D low elastic interlaced yarn and 70D polyurethane covered yarn, and its dyeing comprises step successively: turn over cloth, one side singe, boil float, sizing, mercerising, dispersion pad-dry-cure dyeing and rear arrangement.
Turn over cloth requirement positive and negative consistent, margin to seam is straight, requires flatly, straight, neat, firm, and pin is close at 40 pins/15cm, and both sides are encrypted to 4 pins/cm, prevents in dyeing and printing process generation wrinkle bar, skew of weft, crimping.
One side singeing is gas singeing specifically, in two burner fronts, singes twice, speed of a motor vehicle 80-85m/min.
The speed of a motor vehicle of boiling while floating is 58m/min, blanching method be by fabric be placed in boil bleaching liquor and in pressurized vessel, repeatedly pressurize, decompression operation, the bath raio (bath raio is the weight ratio of boiling bleaching liquor and fabric) of boiling bleaching liquor is 3:1, and boiling bleaching liquor is that the sodium carbonate of 6g/L, the hydrogen peroxide of refining agent OPE, the 80g/L of the sodium metasilicate of the sodium hydrogen phosphate of 2g/L, 1g/L, 2g/L and water form; Pressurization should make temperature in pressurized tank reach 95 ℃, and decompression is to atmosphere, to discharge the pressure in this pressurized tank fast after pressurized, heated.
Temperature during sizing is 150 ℃, and the speed of a motor vehicle is 40m/min.
During mercerising, employing makes fabric contain damp rate containing damp rate auto-controller and is controlled at 25%, carries out half wet mercerising under 265g/L concentration of sodium hydroxide solution.
Mercerization comprises pouring alkali, caustic dip, rolls alkali and soda, and the sodium hydroxide solution while rolling alkali is 265g/L, speed of a motor vehicle 30m/min; Temperature during soda is 60 ℃.
Disperseing pad-dry-cure dyeing is two baths dyeing, first at 175 ℃, pads DISPERSE DYES dye liquor, then dries, wax baking, reduction cleaning, washes, soaps, washes, dries; Pad reducing dye dye liquor again, then carry out reduction cleaning, washing, oxidation, wash, soap, wash, dry, then pad chlorine and wash promoting agent, oven dry, DISPERSE DYES is LXF series dyes, and reducing dye is olive T.
Disperse the concrete grammar of pad-dry-cure dyeing to be: semi-finished product pad DISPERSE DYES dye liquor; employing four is soaked one and is rolled mode; pick-up 40%; then at 60 ℃, dry 30 seconds; at 100 ℃, bake 45 seconds; adopting concentration is that caustic soda and the sodium hydrosulfite reducing solution of 25g/L carries out reduction cleaning again, then wash successively, adopt basic soap lotion DF-5 at 85 ℃ of temperature, soap 45 seconds, washing, dry, one bathes and finishes; Then again semi-finished product are padded to reducing dye dye liquor, employing four is soaked one and is rolled mode, pick-up 40%, then adopting concentration is that caustic soda and the sodium hydrosulfite reducing solution of 25g/ L carries out reduction cleaning, wash successively again, be oxidized, wash, adopt basic soap lotion DF-5 at 85 ℃ of temperature, soap 45 seconds, washing, dry, finally pad chlorine and wash promoting agent RFC-39, then be dried.
Rear arrangement comprises soft tentering and preshrunk, the concrete technology of soft tentering is with speed of a motor vehicle 30m/min, to pass through in temperature is the aftertreatment fluid of 100 ℃, aftertreatment fluid comprises softener and antistatic additive, softener is that weight ratio is KF and the D3 of 1:1, antistatic additive is SN, the concentration of softener KF in aftertreatment fluid is 10g/L, and the concentration of antistatic additive SN in aftertreatment fluid is 0.5g/L; Finally by crossing washing and being dried, make required spandex core-covered elastic fabric.
Embodiment bis-
Spandex core-covered elastic fabric, comprise cotton, terylene and spandex, warp-wise is 16 cottons, and broadwise is 150D low elastic interlaced yarn and 70D polyurethane covered yarn, and its dyeing comprises step successively: turn over cloth, one side singe, boil float, sizing, mercerising, dispersion pad-dry-cure dyeing and rear arrangement.
Turn over cloth requirement positive and negative consistent, margin to seam is straight, requires flatly, straight, neat, firm, and pin is close at 45 pins/15cm, and both sides are encrypted to 6 pins/cm, prevents in dyeing and printing process generation wrinkle bar, skew of weft, crimping.
One side singeing is gas singeing specifically, in two burner fronts, singes twice, speed of a motor vehicle 80-85m/min.
The speed of a motor vehicle of boiling while floating is 65m/min, blanching method be by fabric be placed in boil bleaching liquor and in pressurized vessel, repeatedly pressurize, decompression operation, the bath raio (bath raio is the weight ratio of boiling bleaching liquor and fabric) of boiling bleaching liquor is 5:1, and boiling bleaching liquor is that the sodium carbonate of 10g/L, the hydrogen peroxide of refining agent OPE, the 10g/L of the sodium metasilicate of the sodium hydrogen phosphate of 3g/L, 3g/L, 5g/L and water form; Pressurization should make temperature in pressurized tank reach 105 ℃, and decompression is to atmosphere, to discharge the pressure in this pressurized tank fast after pressurized, heated.
Temperature during sizing is 160 ℃, and the speed of a motor vehicle is 45m/min.
During mercerising, employing makes fabric contain damp rate containing damp rate auto-controller and is controlled at 35%, carries out half wet mercerising under 300g/L concentration of sodium hydroxide solution.
Mercerization comprises pouring alkali, caustic dip, rolls alkali and soda, and the sodium hydroxide solution while rolling alkali is 300g/L, speed of a motor vehicle 35m/min; Temperature during soda is 75 ℃.
Disperseing pad-dry-cure dyeing is two baths dyeing, first at 180 ℃, pads DISPERSE DYES dye liquor, then dries, wax baking, reduction cleaning, washes, soaps, washes, dries; Pad reducing dye dye liquor again, then carry out reduction cleaning, washing, oxidation, wash, soap, wash, dry, then pad chlorine and wash promoting agent, oven dry, DISPERSE DYES is that ETD is blue, and reducing dye is blue ARN.
Disperse the concrete grammar of pad-dry-cure dyeing to be: semi-finished product pad DISPERSE DYES dye liquor; employing four is soaked one and is rolled mode; pick-up 65%; then at 80 ℃, dry 60 seconds; at 120 ℃, bake 60 seconds; adopting concentration is that caustic soda and the sodium hydrosulfite reducing solution of 30g/L carries out reduction cleaning again, then wash successively, adopt basic soap lotion DF-5 at 95 ℃ of temperature, soap 60 seconds, washing, dry, one bathes and finishes; Then again semi-finished product are padded to reducing dye dye liquor, employing four is soaked one and is rolled mode, roll and remaining 65%, then adopting concentration is that caustic soda and the sodium hydrosulfite reducing solution of 30g/ L carries out reduction cleaning, wash successively again, be oxidized, wash, adopt basic soap lotion DF-5 at 95 ℃ of temperature, soap 60 seconds, washing, dry, finally pad chlorine and wash promoting agent RFC-39, then be dried.
Disperseing to carry out chromatography after pad-dry-cure dyeing, chromatography is to adopt REACTIVE DYES or intellectual circle's dyestuff to carry out chromatography.
Adopt chromatography, dimensionally stable after can further guaranteeing to wash, do not need flatiron when improving product COLOR FASTNESS.
Rear arrangement comprises soft tentering and preshrunk, the concrete technology of soft tentering is with speed of a motor vehicle 35m/min, to pass through in temperature is the aftertreatment fluid of 110 ℃, aftertreatment fluid comprises softener and antistatic additive, softener is that weight ratio is KF and the D3 of 2:1, antistatic additive is SN, the concentration of softener KF in aftertreatment fluid is 14g/L, and the concentration of antistatic additive SN in aftertreatment fluid is 2g/L; Finally by crossing washing and being dried, make required spandex core-covered elastic fabric.
Embodiment tri-
Spandex core-covered elastic fabric, comprise cotton, terylene and spandex, warp-wise is 16 cottons, and broadwise is 150D low elastic interlaced yarn and 70D polyurethane covered yarn, and its dyeing comprises step successively: turn over cloth, one side singe, boil float, sizing, mercerising, dispersion pad-dry-cure dyeing and rear arrangement.
Turn over cloth requirement positive and negative consistent, margin to seam is straight, requires flatly, straight, neat, firm, and pin is close at 42 pins/15cm, and both sides are encrypted to 5 pins/cm, prevents in dyeing and printing process generation wrinkle bar, skew of weft, crimping.
One side singeing is gas singeing specifically, in two burner fronts, singes twice, speed of a motor vehicle 83m/min.
The speed of a motor vehicle of boiling while floating is 60m/min, blanching method be by fabric be placed in boil bleaching liquor and in pressurized vessel, repeatedly pressurize, decompression operation, the bath raio (bath raio is the weight ratio of boiling bleaching liquor and fabric) of boiling bleaching liquor is 4:1, and boiling bleaching liquor is that the sodium carbonate of 8g/L, the hydrogen peroxide of refining agent OPE, the 9g/L of the sodium metasilicate of the sodium hydrogen phosphate of 2.5g/L, 2g/L, 4g/L and water form; Pressurization should make temperature in pressurized tank reach 100 ℃, and decompression is to atmosphere, to discharge the pressure in this pressurized tank fast after pressurized, heated.
Temperature during sizing is 155 ℃, and the speed of a motor vehicle is 42m/min.
During mercerising, employing makes fabric contain damp rate containing damp rate auto-controller and is controlled at 30%, carries out half wet mercerising under 280g/L concentration of sodium hydroxide solution.
Mercerization comprises pouring alkali, caustic dip, rolls alkali and soda, and the sodium hydroxide solution while rolling alkali is 280g/L, speed of a motor vehicle 32m/min; Temperature during soda is 70 ℃.
Disperseing pad-dry-cure dyeing is two baths dyeing, first at 178 ℃, pads DISPERSE DYES dye liquor, then dries, wax baking, reduction cleaning, washes, soaps, washes, dries; Pad reducing dye dye liquor again, then carry out reduction cleaning, washing, oxidation, wash, soap, wash, dry, then pad chlorine and wash promoting agent, oven dry, DISPERSE DYES is that ETD is red, and reducing dye is red R.
Disperse the concrete grammar of pad-dry-cure dyeing to be: semi-finished product pad DISPERSE DYES dye liquor; employing four is soaked one and is rolled mode; pick-up 55%; then at 70 ℃, dry 50 seconds; at 110 ℃, bake 50 seconds; adopting concentration is that caustic soda and the sodium hydrosulfite reducing solution of 28g/L carries out reduction cleaning again, then wash successively, adopt basic soap lotion DF-5 at 90 ℃ of temperature, soap 450 seconds, washing, dry, one bathes and finishes; Then again semi-finished product are padded to reducing dye dye liquor, employing four is soaked one and is rolled mode, pick-up 55%, then adopting concentration is that caustic soda and the sodium hydrosulfite reducing solution of 28g/ L carries out reduction cleaning, wash successively again, be oxidized, wash, adopt basic soap lotion DF-5 at 90 ℃ of temperature, soap 50 seconds, washing, dry, finally pad chlorine and wash promoting agent RFC-39, then be dried.
Rear arrangement comprises soft tentering and preshrunk, the concrete technology of soft tentering is with speed of a motor vehicle 33m/min, to pass through in temperature is the aftertreatment fluid of 105 ℃, aftertreatment fluid comprises softener and antistatic additive, softener is that weight ratio is KF and the D3 of 1.5:1, antistatic additive is SN, the concentration of softener KF in aftertreatment fluid is 12g/L, and the concentration of antistatic additive SN in aftertreatment fluid is 1g/L; Finally by crossing washing and being dried, make required spandex core-covered elastic fabric.
The properties of product that embodiment mono-to embodiment tri-prepares and effect explanation:
(1) when one side is singed, product size is stable, does not need flatiron after washing;
(2) turn over cloth, boil while floating, product size is stable, does not need flatiron after washing;
(3) sizing, during mercerising, product size is stable, does not need flatiron after washing;
(4) while disperseing pad-dry-cure dyeing and rear arrangement, product size is stable, does not need flatiron after washing.
This specific embodiment is only explanation of the invention; it is not limitation of the present invention; those skilled in the art can make to the present embodiment the modification that there is no creative contribution as required after reading this description, but as long as within the scope of claim of the present invention, are all subject to the protection of Patent Law.
Claims (10)
1. a spandex core-covered elastic fabric, comprise cotton, terylene and spandex, it is characterized in that: warp-wise is 16 cottons, broadwise is 150D low elastic interlaced yarn and 70D polyurethane covered yarn, and its dyeing comprises step successively: turn over cloth, one side singe, boil float, sizing, mercerising, dispersion pad-dry-cure dyeing and rear arrangement; Described one side singeing is gas singeing specifically, in two burner fronts, singes twice, speed of a motor vehicle 80-85m/min.
2. a kind of spandex core-covered elastic fabric according to claim 1, it is characterized in that: the described cloth that turns over requires positive and negative consistent, margin to seam is straight, require flat, straight, neat, firm, pin is close at 40-45 pin/15cm, both sides are encrypted to 4-6 pin/cm, prevent from producing wrinkle bar, skew of weft, crimping in dyeing and printing process.
3. a kind of spandex core-covered elastic fabric according to claim 2, is characterized in that: described dyeing is also included in and disperses to carry out chromatography after pad-dry-cure dyeing, and described chromatography is to adopt REACTIVE DYES or intellectual circle's dyestuff to carry out chromatography.
4. a kind of spandex core-covered elastic fabric according to claim 3, it is characterized in that: described in the speed of a motor vehicle of boiling while floating be 58-65m/min, described blanching method be by fabric be placed in boil bleaching liquor and in pressurized vessel, repeatedly pressurize, decompression operation, the bath raio of boiling bleaching liquor is 3-5:1, described in to boil bleaching liquor be the sodium carbonate of 6-10g/L, the hydrogen peroxide of refining agent OPE, the 8-10g/L of the sodium metasilicate of the sodium hydrogen phosphate of 2-3g/L, 1-3g/L, 2-5g/L and water form; Described pressurization should make temperature in pressurized tank reach 95-105 ℃, and described decompression is to atmosphere, to discharge the pressure in this pressurized tank fast after pressurized, heated.
5. a kind of spandex core-covered elastic fabric according to claim 3, is characterized in that: temperature during described sizing is 150-160 ℃, and the speed of a motor vehicle is 40-45m/min.
6. a kind of spandex core-covered elastic fabric according to claim 3, is characterized in that: during described mercerising, employing makes fabric contain damp rate containing damp rate auto-controller and is controlled at 25-35%, carries out half wet mercerising under 265-300g/L concentration of sodium hydroxide solution.
7. a kind of spandex core-covered elastic fabric according to claim 6, is characterized in that: described mercerization comprises and drench alkali, caustic dip, roll alkali and soda, described in sodium hydroxide solution while rolling alkali be 265-300g/L, speed of a motor vehicle 30-35m/min; Temperature during described soda is 60-75 ℃.
8. a kind of spandex core-covered elastic fabric according to claim 3; it is characterized in that: described dispersion pad-dry-cure dyeing is two bath dyeing; first at 175 ℃-180 ℃, pad DISPERSE DYES dye liquor, then dry, wax baking, reduction cleaning, wash, soap, wash, dry; Pad again reducing dye dye liquor, then carry out reduction cleaning, washing, oxidation, wash, soap, wash, dry, pad again chlorine and wash promoting agent, oven dry, described DISPERSE DYES is that LXF series dyes, ETD are blue, ETD is red, at least one in grey of SBL, and reducing dye is at least one in olive T, blue ARN, red R, black ES-SE, blue RSN, blue CLF, purple 2R.
9. a kind of spandex core-covered elastic fabric according to claim 8; it is characterized in that: the concrete grammar of described dispersion pad-dry-cure dyeing is: semi-finished product pad DISPERSE DYES dye liquor; employing four is soaked one and is rolled mode; pick-up 40%-65%; then at 60 ℃-80 ℃, dry 30 seconds-60 seconds; at 100 ℃-120 ℃, bake 45 seconds-60 seconds; adopting concentration is that caustic soda and the sodium hydrosulfite reducing solution of 25-30g/L carries out reduction cleaning again; wash successively again, adopt basic soap lotion DF-5 at 85 ℃ of-95 ℃ of temperature, soap 45 seconds-60 seconds, washing, dry, one bathes and finishes; Then again semi-finished product are padded to reducing dye dye liquor, employing four is soaked one and is rolled mode, pick-up 40%-65%, then adopting concentration is that caustic soda and the sodium hydrosulfite reducing solution of 25-30g/ L carries out reduction cleaning, wash successively again, be oxidized, wash, adopt basic soap lotion DF-5 at 85 ℃ of-95 ℃ of temperature, soap 45 seconds-60 seconds, washing, dry, finally pad chlorine and wash promoting agent RFC-39, then be dried.
10. a kind of spandex core-covered elastic fabric according to claim 3, it is characterized in that: described rear arrangement comprises soft tentering and preshrunk, the concrete technology of described soft tentering is with speed of a motor vehicle 30-35m/min, to pass through in temperature is the aftertreatment fluid of 100-110 ℃, described aftertreatment fluid comprises softener and antistatic additive, described softener is that weight ratio is KF and the D3 of 1-2:1, described antistatic additive is SN, the concentration of described softener KF in aftertreatment fluid is 10-14g/L, and the concentration of described antistatic additive SN in aftertreatment fluid is 0.5-2g/L.
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| CN104073942A (en) * | 2014-06-30 | 2014-10-01 | 太仓天龙化纤有限公司 | Composite stretch yarn |
| CN104120539A (en) * | 2014-07-21 | 2014-10-29 | 东嘉麻棉(常州)有限公司 | Production technology of thin elastic cotton and polyester interwoven fabric |
| CN107447398A (en) * | 2017-08-30 | 2017-12-08 | 四川川棉印染有限公司 | A kind of tooling fabric and its production technology |
| CN107541969A (en) * | 2016-06-28 | 2018-01-05 | 石狮市锦祥漂染有限公司 | A bath agent dye liquor structure and bleaching and dyeing process for a kind of T/C spandexs terry |
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