CN103243415A - Modified polyester flatly drawn yarn based on concave-convex emboss effect and production method of yarn - Google Patents

Modified polyester flatly drawn yarn based on concave-convex emboss effect and production method of yarn Download PDF

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Publication number
CN103243415A
CN103243415A CN2013101898309A CN201310189830A CN103243415A CN 103243415 A CN103243415 A CN 103243415A CN 2013101898309 A CN2013101898309 A CN 2013101898309A CN 201310189830 A CN201310189830 A CN 201310189830A CN 103243415 A CN103243415 A CN 103243415A
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modified poly
poly ester
silk
flat
mixture
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CN2013101898309A
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Chinese (zh)
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钱洪星
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CHANGZHOU XINLI FIBER TECHNOLOGY Co Ltd
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CHANGZHOU XINLI FIBER TECHNOLOGY Co Ltd
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Priority to CN2013101898309A priority Critical patent/CN103243415A/en
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Abstract

The invention relates to a modified polyester flatly drawn yarn based on a concave-convex emboss effect and a production method of the yarn. The modified polyester flatly drawn yarn is made by the following steps of: (1) uniformly mixing 90-98 parts by weight of polyester and 2-10 parts by weight of a kaolin or rare earth additive to form a mixture, (2) carrying out pre-crystallization and filling dehumidification on the mixture to ensure that the water content of the mixture is not greater than 30PPM (Parts Per Million), (3) carrying out spinning on the mixture obtained in step (2) by using a POY (Polyester Pre-Oriented Yarn) spinning machine at a melt temperature of 285-295 DEG C and at a spinning speed of 2,800-3,600m/min, and (4) carrying out draw twisting on the spun yarn by using a draw twister at a draw twisting speed of 500-850m/min and with a drawing multiple of 1.35-2.2. The invention aims at providing a modified polyester flatly drawn yarn which endows fabrics with strong concave-convex emboss third dimension and is good in processing performance, simple in production process and good in product quality and a production method of the yarn.

Description

Flat silk and the production method thereof of leading of modified poly ester based on concavo-convex plastic effect
Technical field
The present invention relates to flat silk and the production method thereof of leading of a kind of modified poly ester based on concavo-convex plastic effect.
Background technology
Raising day by day along with people's living standard, the continual renovation of consumption idea, the consumer is to fiber textile, particularly consumption such as the quality of tencel fabric, kind, fancy require more and more higher, the fiber product that principle is single and dull has not satisfied development of times and people's demand, therefore press for the multi-functional fiber product of development of new, to satisfy modern's demand.But the fabric of existing concavo-convex plastic effect in the market, mostly be between the table back weft or table back warp or table nexine of fabric, add a thick SPUN RAYON, slightly prop up materials such as acrylic fibers wool yarn, wool fill out core through or fill out the core latitude, make fabric decoration senses such as concavo-convex embossment occur, but the concavo-convex embossment third dimension of above-mentioned existing fabric is relatively poor, complex manufacturing, product quality also has much room for improvement.
Summary of the invention
For solving the problems of the technologies described above, it is stronger to the purpose of this invention is to provide a kind of concavo-convex embossment third dimension of fabric that makes, good processability, and production technology is simple, flat silk and the production method thereof of leading of the modified poly ester of the concavo-convex plastic effect of good product quality.
Modified poly ester based on concavo-convex plastic effect of the present invention is flat to lead silk, and it adopts following steps to make:
1) with weight portion be the polyester of 90-98, with weight portion be that nano-kaoline or the nano-scale rare earth additive of 2-10 is uniformly mixed to form mixture;
2) mixture that step 1) is obtained carries out pre-crystallization and the processing of filling desiccant dehumidification, makes the moisture of described mixture be not more than 30PPM;
3) with step 2) mixture that obtains utilizes the POY spinning machine to carry out spinning, and the melt temperature of POY spinning machine is 285-295 ℃, and the cooling quench temperature is 18-25 ℃, cold air blast velocity 0.2-0.8m/s, spinning speed 2800-3600m/min;
4) use draw twister that draw twisting is carried out in the spinning that step 3) is obtained, draw twisting speed is 500-850m/min, draw ratio is 1.35-2.2, one district's temperature of draw twister is 160-220 ℃, two district's temperature are 140-200 ℃, the flat silk that leads of the random modified poly ester of variation that obtains length direction thickness inequality and thickness, the flat ratio thick, the thin section area that leads silk of modified poly ester is 1.8-4.5: 1, every modified poly ester is flat to lead silk by 36-288 root monofilament compound composition, and the flat fiber number of leading silk of modified poly ester is 33dtex-550dtex.
The flat silk that leads of modified poly ester based on concavo-convex plastic effect of the present invention, be the polyester of 93-95 with weight portion in the described step 1), with weight portion be that kaolin or the rare earth addition of 4-8 is uniformly mixed to form mixture, modified poly ester is flat in the described step 4) leads that silk is thick, the ratio of thin section area is 2-4: 1.
The flat silk that leads of modified poly ester based on concavo-convex plastic effect of the present invention, described modified poly ester is put down and led an intensity is 3.0-3.5cn/dtex, elongation at break is 15%-28%, boiling water shrinkage 1.5%-3.5%.
Flat silk, the oxide that described nano-scale rare earth additive is rare-earth element cerium or the oxide of praseodymium or the oxide of neodymium of leading of modified poly ester based on concavo-convex plastic effect of the present invention.
The flat production method of leading silk of modified poly ester based on concavo-convex plastic effect of the present invention, it comprises the steps:
1) with weight portion be the polyester of 90-98, with weight portion be that kaolin or the rare earth addition of 2-10 is uniformly mixed to form mixture;
2) mixture that step 1) is obtained carries out pre-crystallization and the processing of filling desiccant dehumidification, makes the moisture of described mixture be not more than 30PPM;
3) with step 2) mixture that obtains utilizes the POY spinning machine to carry out spinning, and the melt temperature of POY spinning machine is 285-295 ℃, and the cooling quench temperature is 18-25 ℃, cold air blast velocity 0.2-0.8m/s, spinning speed 2800-3600m/min;
4) use draw twister that draw twisting is carried out in the spinning that step 3) is obtained, draw twisting speed is 500-850m/min, draw ratio is 1.35-2.2, one district's temperature of draw twister is 160-220 ℃, two district's temperature are 140-200 ℃, the flat silk that leads of the random modified poly ester of variation that obtains length direction thickness inequality and thickness, the flat ratio thick, the thin section area that leads silk of modified poly ester is 1.8-4.5: 1, every modified poly ester is flat to lead silk by 36-288 root monofilament compound composition, and the flat fiber number of leading silk of modified poly ester is 33dtex-550dtex.
The flat production method of leading silk of modified poly ester based on concavo-convex plastic effect of the present invention, be the polyester of 93-95 with weight portion in the described step 1), with weight portion be that kaolin or the rare earth addition of 4-8 is uniformly mixed to form mixture, modified poly ester is flat in the described step 4) leads that silk is thick, the ratio of thin section area is 2-4: 1.
The flat production method of leading silk of modified poly ester based on concavo-convex plastic effect of the present invention, described modified poly ester is put down and led an intensity is 3.0-3.5cn/dtex, elongation at break is 15%-28%, boiling water shrinkage 1.5%-3.5%.
The flat production method of leading silk of modified poly ester based on concavo-convex plastic effect of the present invention, described rare earth addition is oxide or the oxide of praseodymium or the oxide of neodymium of rare-earth element cerium.
Modified poly ester based on concavo-convex plastic effect of the present invention is flat to lead silk, and it adopts following steps to make: be the polyester of 90-98 with weight portion, with weight portion be that nano-kaoline or the nano-scale rare earth additive of 2-10 is uniformly mixed to form mixture; Mixture is carried out pre-crystallization and the processing of filling desiccant dehumidification, make the moisture of described mixture be not more than 30PPM; 3) with step 2) mixture that obtains utilizes the POY spinning machine to carry out spinning, and the melt temperature of POY spinning machine is 285-295 ℃, spinning speed 2800-3600m/min; Use draw twister that draw twisting is carried out in spinning, draw twisting speed is 500-850m/min, and draw ratio is 1.35-2.2.Because the present invention is to be the polyester of 90-98 with weight portion, with weight portion be that the nano-kaoline of 2-10 or nano-scale rare earth additive are uniformly mixed to form the distinctive prescription of this present invention of mixture and produce, so the flat silk that leads of this modified poly ester can form length direction thickness inequality, and thickness changes the flat silk that leads of random modified poly ester, and can make fabric present concavo-convex plastic effect by common weave, create an aesthetic feeling and ornamental, by adjusting the different flat compound monofilament numbers of silk that lead, also can be so that fabric obtains different vertical bob senses, therefore, the flat silk that leads of modified poly ester based on concavo-convex plastic effect of the present invention can make the concavo-convex embossment third dimension of fabric strong, good processability, production technology is simple, good product quality, and technology is simple, employed relevant device is existing device now, can generally be applicable.
Below the specific embodiment of the present invention is described in further detail; Following examples are used for explanation the present invention, but are not used for limiting the scope of the invention.
The specific embodiment
The flat production method of leading silk of modified poly ester based on concavo-convex plastic effect of the present invention, it comprises the steps:
1) with weight portion is 90 or 93 or 95 or 98 polyester, with weight portion be that 2 or 4 or 8 or 10 nano-kaoline or nano-scale rare earth additive are uniformly mixed to form mixture, wherein rare earth addition can be oxide or the oxide of praseodymium or the oxide of neodymium of nano-scale rare earth elemental cerium;
2) mixture that step 1) is obtained carries out pre-crystallization and the processing of filling desiccant dehumidification, makes the moisture of mixture be not more than 30PPM;
3) with step 2) mixture that obtains utilizes the POY spinning machine to carry out spinning, the melt temperature of POY spinning machine is 285 ℃ or 290 ℃ or 295 ℃, the cooling quench temperature is 18 ℃ or 20 ℃ or 25 ℃, cold air blast velocity 0.2m/s or 0.5m/s or 0.8m/s, spinning speed 2800m/min or 3200m/min or 3600m/min;
4) use draw twister that draw twisting is carried out in the spinning that step 3) is obtained, draw twisting speed is 500m/min or 600m/min or 700m/min or 850m/min, draw ratio is 1.35 or 1.85 or 2.2, one district's temperature of draw twister is 160 ℃ or 200 ℃ or 220 ℃, two district's temperature are 140 ℃ or 160 ℃ or 200 ℃, obtain length direction thickness inequality, and the flat silk that leads of the random modified poly ester of the variation of thickness, flat the thick of silk that lead of modified poly ester, the ratio of thin section area is 1.8: 1 or 2: 1 or 4: 1 or 4.5: 1, every modified poly ester is flat to lead silk by 36 or 100 or 210 or 288 monofilament compound compositions, and the flat fiber number of leading silk of modified poly ester is 33dtex-550dtex.Modified poly ester is put down and led an intensity is 3.0-3.5cn/dtex, and elongation at break is 15%-28%, boiling water shrinkage 1.5%-3.5%.
Modified poly ester based on concavo-convex plastic effect of the present invention is flat to lead silk, can obtain according to aforementioned production method.
The above only is preferred embodiment of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the technology of the present invention principle; can also make some improvement and modification, these improve and modification also should be considered as protection scope of the present invention.

Claims (8)

1. put down based on the modified poly ester of concavo-convex plastic effect and lead silk, it is characterized in that: it adopts following steps to make:
1) with weight portion be the polyester of 90-98, with weight portion be that nano-kaoline or the nano-scale rare earth additive of 2-10 is uniformly mixed to form mixture;
2) mixture that step 1) is obtained carries out pre-crystallization and the processing of filling desiccant dehumidification, makes the moisture of described mixture be not more than 30PPM;
3) with step 2) mixture that obtains utilizes the POY spinning machine to carry out spinning, and the melt temperature of POY spinning machine is 285-295 ℃, and the cooling quench temperature is 18-25 ℃, cold air blast velocity 0.2-0.8m/s, spinning speed 2800-3600m/min;
4) use draw twister that draw twisting is carried out in the spinning that step 3) is obtained, draw twisting speed is 500850m/min, draw ratio is 1.35-2.2, one district's temperature of draw twister is 160-220 ℃, two district's temperature are 140-200 ℃, the flat silk that leads of the random modified poly ester of variation that obtains length direction thickness inequality and thickness, the flat ratio thick, the thin section area that leads silk of modified poly ester is 1.8-4.5: 1, every modified poly ester is flat to lead silk by 36-288 root monofilament compound composition, and the flat fiber number of leading silk of modified poly ester is 33dtex-550dtex.
2. the modified poly ester based on concavo-convex plastic effect according to claim 1 is put down and is led silk, it is characterized in that: be the polyester of 93-95 with weight portion in the described step 1), with weight portion be that kaolin or the rare earth addition of 4-8 is uniformly mixed to form mixture, modified poly ester is flat in the described step 4) leads that silk is thick, the ratio of thin section area is 2-4: 1.
3. the modified poly ester based on concavo-convex plastic effect according to claim 2 is flat leads silk, and it is characterized in that: described modified poly ester is put down and led an intensity is 3.0-3.5cn/dtex, and elongation at break is 15%-28%, boiling water shrinkage 1.5%-3.5%.
4. the modified poly ester based on concavo-convex plastic effect according to claim 3 is flat leads silk, and it is characterized in that: described rare earth addition is oxide or the oxide of praseodymium or the oxide of neodymium of rare-earth element cerium.
5. based on the flat production method of leading silk of modified poly ester of concavo-convex plastic effect, it comprises the steps:
1) with weight portion be the polyester of 90-98, with weight portion be that kaolin or the rare earth addition of 2-10 is uniformly mixed to form mixture;
2) mixture that step 1) is obtained carries out pre-crystallization and the processing of filling desiccant dehumidification, makes the moisture of described mixture be not more than 30PPM;
3) with step 2) mixture that obtains utilizes the POY spinning machine to carry out spinning, and the melt temperature of POY spinning machine is 285-295 ℃, and the cooling quench temperature is 18-25 ℃, cold air blast velocity 0.2-0.8m/s, spinning speed 2800-3600m/min;
4) use draw twister that draw twisting is carried out in the spinning that step 3) is obtained, draw twisting speed is 500-850m/min, draw ratio is 1.35-2.2, one district's temperature of draw twister is 160-220 ℃, two district's temperature are 140-200 ℃, the flat silk that leads of the random modified poly ester of variation that obtains length direction thickness inequality and thickness, the flat ratio thick, the thin section area that leads silk of modified poly ester is 1.8-4.5: 1, every modified poly ester is flat to lead silk by 36-288 root monofilament compound composition, and the flat fiber number of leading silk of modified poly ester is 33dtex-550dtex.
6. the modified poly ester based on concavo-convex plastic effect according to claim 5 is equalled the production method of leading silk, it is characterized in that: be the polyester of 93-95 with weight portion in the described step 1), with weight portion be that kaolin or the rare earth addition of 4-8 is uniformly mixed to form mixture, modified poly ester is flat in the described step 4) leads that silk is thick, the ratio of thin section area is 2-4: 1.
7. the modified poly ester based on concavo-convex plastic effect according to claim 6 is equalled the production method of leading silk, it is characterized in that: described modified poly ester is put down and led an intensity is 3.0-3.5cn/dtex, elongation at break is 15%-28%, boiling water shrinkage 1.5%-3.5%.
8. the flat production method of leading silk of the modified poly ester based on concavo-convex plastic effect according to claim 7 is characterized in that: the oxide that described nano-scale rare earth additive is rare-earth element cerium or the oxide of praseodymium or the oxide of neodymium.
CN2013101898309A 2013-05-22 2013-05-22 Modified polyester flatly drawn yarn based on concave-convex emboss effect and production method of yarn Pending CN103243415A (en)

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CN102766964A (en) * 2012-06-28 2012-11-07 吴江亚太化纺有限公司 Anti-ultraviolet draw-twisted elastic yarn for sports clothes
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