CN103290515B - Radiation-resistant polyester acrylic composite superfine fiber and production method thereof - Google Patents
Radiation-resistant polyester acrylic composite superfine fiber and production method thereof Download PDFInfo
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- CN103290515B CN103290515B CN201310199683.3A CN201310199683A CN103290515B CN 103290515 B CN103290515 B CN 103290515B CN 201310199683 A CN201310199683 A CN 201310199683A CN 103290515 B CN103290515 B CN 103290515B
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Abstract
The invention discloses a radiation-resistant polyester acrylic composite superfine fiber and a production method of the composite superfine fiber. The radiation-resistant polyester acrylic composite superfine fiber comprises superfine polyester acrylic composite fiber; the superfine polyester acrylic composite fiber takes superfine polypropylene fiber as a core thread, and is formed by wrapping the superfine polypropylene fiber by a modified polyester fiber layer; the superfine polypropylene fiber core thread is silver oxide nano-powder material-containing polypropylene fiber; the superfine polypropylene fiber core thread has the diameter of 1.5-0.5 microns, and the wrapped composite fiber has the diameter of 4-1 microns; the modified polyester fiber is polyester melt containing a cerium oxide nano-powder material, a silicon dioxide nano-powder material and a metal nickel nano-powder material. The radiation-resistant polyester acrylic composite superfine fiber prepared by the production method not only has good fiber characteristics of polypropylene fiber, but also has good fiber characteristics of polyester by the inside and outside wrapping structure, and also has good functional characteristic of radiation resistance.
Description
Technical field
The present invention relates to a kind of production technology of fiber, particularly a kind of Radiation-resistant polyester acrylic composite superfine fiber and production method.
Background technology
Current radioresistance fiber, general is all directly adopt metal fibre or be coated on outside fiber by radiation resistance material, such radioresistance fiber does not often have the intrinsic good fiber properties of polyester fiber, as dyeability, moisture absorption, resilience etc., causes final weaving face fabric not to be widely used in apparel industry.
Summary of the invention
The object of the invention is to provide one both to have radioresistance effect to solve above-mentioned the deficiencies in the prior art, having again Radiation-resistant polyester acrylic composite superfine fiber and the production method of polyester fiber characteristic concurrently.
To achieve these goals, a kind of Radiation-resistant polyester acrylic composite superfine fiber provided by the invention, it comprises ultra-finely washs the third composite fibre, it is characterized in that described ultra-fine third composite fibre of washing is for heart yearn with superfine polypropylene fiber, outer cladding modified polyester fibre layer forms, and described superfine polypropylene fiber heart yearn is containing 25 parts of silver oxide nano-powder materials to 35 parts of weight portions in the polypropylene fibre of every 100 parts of weight portions; The core line diameter of superfine polypropylene fiber is at 1.5 microns to 0.5 micron, composite fibre diameter after coated is at 4 microns to 1 micron, described modified polyester fibre layer is containing cerium oxide nano-powder material 0.01 part to 0.1 part in the melt of part terylene of 100 by weight, the silicon dioxide nano powder material 2 parts to 5 parts of weight portion and the metal nickel nano powder material 5 parts to 10 parts of weight portion, described nano-powder material is that diameter of particle reaches D
90the nanometer grade powder material of < 0.1um.
A kind of production method of Radiation-resistant polyester acrylic composite superfine fiber, comprise and adopt above-mentioned Radiation-resistant polyester acrylic composite superfine fiber, it is characterized in that described modified polyester fibre is the cerium oxide nano-powder material 0.01 part to 0.1 part first adding weight portion in part terylene melt of 100 by weight, add the silicon dioxide nano powder material 2 parts to 5 parts of weight portion and the metal nickel nano powder material 5 parts to 10 parts of weight portion again, after being fully uniformly dispersed, 0.5 is kept littlely to obtain up to 1 hour at 235 DEG C to 250 DEG C; The another nanometer level silver oxide 25 parts to 35 parts that will be milled into joins in polypropylene fibre melt, with the described synchronous wire drawing of modified dacron melt after being fully uniformly dispersed, modified polyester fibre being coated on the polypropylene fiber being mixed with silver oxide nano-powder material and forming composite fibre outward; In drawing process, the core line diameter of polypropylene fiber controls at 1.5 microns to 0.5 micron, the heart yearn spinning temperature of polypropylene fiber controls at 320 DEG C, and the spinning temperature of modified polyester fibre controls at 280 DEG C, and the composite fibre diameter control after coated is at 4 microns to 1 micron.
At this, described superfine fibre refers to fiber number 0.3 dawn (diameter 5 microns) fiber below.
The Radiation-resistant polyester acrylic composite superfine fiber that the production method of Radiation-resistant polyester acrylic composite superfine fiber provided by the invention obtains, by the setting of internal outer cladding structure, composite fibre had both had the good fiber characteristic of polypropylene fibre, there is again the good fiber characteristic of terylene, and have good radiation-resisting functional characteristic concurrently.
By the Radiation-resistant polyester acrylic composite superfine fiber that the production method of Radiation-resistant polyester acrylic composite superfine fiber provided by the invention obtains, test by experiment, there is well isolation electromagnetic radiation function, isolating electromagnetic is from the wide-band of 0.1mhz-3000mhz, the electromagnetic wave of shielding more than 95%, and composite fibre intensity is 7.5cN/dtex, the elastic recovery rate when percentage elongation 30% is more than 90%.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described.
Embodiment 1:
A kind of Radiation-resistant polyester acrylic composite superfine fiber that the present embodiment provides, it comprises ultra-finely washs the third composite fibre, described ultra-fine third composite fibre of washing is for heart yearn with superfine polypropylene fiber, outer cladding modified polyester fibre layer forms, and described superfine polypropylene fiber heart yearn is the silver oxide nano-powder material containing 25 parts of weight portions in the polypropylene fibre of every 100 parts of weight portions; The core line diameter of superfine polypropylene fiber is at 1.5 microns to 0.5 micron, composite fibre diameter after coated is at 4 microns to 0.5 micron, described modified polyester fibre layer is containing cerium oxide nano-powder material 0.01 part in the melt of part terylene of 100 by weight, the silicon dioxide nano powder material 2 parts of weight portion and the metal nickel nano powder material 5 parts of weight portion, described nano-powder material is that diameter of particle reaches D
90the nanometer grade powder material of < 0.1um.
A kind of production method of Radiation-resistant polyester acrylic composite superfine fiber, comprise and adopt above-mentioned Radiation-resistant polyester acrylic composite superfine fiber, described modified polyester fibre is the cerium oxide nano-powder material 0.01 part first adding weight portion in part terylene melt of 100 by weight, add the silicon dioxide nano powder material 2 parts of weight portion and the metal nickel nano powder material 5 parts of weight portion again, after being fully uniformly dispersed, 0.5 is kept littlely to obtain up to 1 hour at 235 DEG C to 250 DEG C; The another nanometer level silver oxide 25 parts that will be milled into joins in polypropylene fibre melt, with the described synchronous wire drawing of modified dacron melt after being fully uniformly dispersed, modified polyester fibre being coated on the polypropylene fiber being mixed with silver oxide nano-powder material and forming composite fibre outward; In drawing process, the core line diameter of polypropylene fiber controls at 1.5 microns to 0.5 micron, the heart yearn spinning temperature of polypropylene fiber controls at 320 DEG C, and the spinning temperature of modified polyester fibre controls at 280 DEG C, and the composite fibre diameter control after coated is at 4 microns to 1 micron.
Test by experiment, have well isolation electromagnetic radiation function, isolating electromagnetic, from the wide-band of 0.1mhz-3000mhz, shields the electromagnetic wave of more than 95%, and composite fibre intensity is 7.5cN/dtex, the elastic recovery rate when percentage elongation 30% is more than 90%.
Embodiment 2:
The Radiation-resistant polyester acrylic composite superfine fiber that the present embodiment describes, described superfine polypropylene fiber heart yearn is the silver oxide nano-powder material containing 35 parts of weight portions in the polypropylene fibre of every 100 parts of weight portions; Described modified polyester fibre layer is containing cerium oxide nano-powder material 0.1 part in the melt of part terylene of 100 by weight, the silicon dioxide nano powder material 5 parts of weight portion and the metal nickel nano powder material 10 parts of weight portion.Production method is with embodiment 1.
Test by experiment, have well isolation electromagnetic radiation function, isolating electromagnetic, from the wide-band of 0.1mhz-3000mhz, shields the electromagnetic wave of more than 97%, and composite fibre intensity is 7.2cN/dtex, the elastic recovery rate when percentage elongation 30% is more than 90%.
Embodiment 3:
The Radiation-resistant polyester acrylic composite superfine fiber that the present embodiment provides, described superfine polypropylene fiber heart yearn is the silver oxide nano-powder material containing 30 parts of weight portions in the polypropylene fibre of every 100 parts of weight portions; Described modified polyester fibre layer is containing cerium oxide nano-powder material 0.05 part in the melt of part terylene of 100 by weight, the silicon dioxide nano powder material 3.5 parts of weight portion and the metal nickel nano powder material 8 parts of weight portion.Production method is with embodiment 1.
Test by experiment, have well isolation electromagnetic radiation function, isolating electromagnetic, from the wide-band of 0.1mhz-3000mhz, shields the electromagnetic wave of more than 96%, and composite fibre intensity is 7.4cN/dtex, the elastic recovery rate when percentage elongation 30% is more than 90%.
Claims (2)
1. a Radiation-resistant polyester acrylic composite superfine fiber, it comprises ultra-finely washs the third composite fibre, it is characterized in that described ultra-fine third composite fibre of washing is for heart yearn with superfine polypropylene fiber, outer cladding modified polyester fibre layer forms, and described superfine polypropylene fiber heart yearn is containing 25 parts of silver oxide nano-powder materials to 35 parts of weight portions in the polypropylene fibre of every 100 parts of weight portions; The core line diameter of superfine polypropylene fiber is at 1.5 microns to 0.5 micron, composite fibre diameter after coated is at 4 microns to 1 micron, described modified polyester fibre layer is containing cerium oxide nano-powder material 0.01 part to 0.1 part in the melt of part terylene of 100 by weight, the silicon dioxide nano powder material 2 parts to 5 parts of weight portion and the metal nickel nano powder material 5 parts to 10 parts of weight portion.
2. the production method of a Radiation-resistant polyester acrylic composite superfine fiber as claimed in claim 1, it is characterized in that described modified polyester fibre is the cerium oxide nano-powder material 0.01 part to 0.1 part first adding weight portion in part terylene melt of 100 by weight, add the silicon dioxide nano powder material 2 parts to 5 parts of weight portion and the metal nickel nano powder material 5 parts to 10 parts of weight portion again, after being fully uniformly dispersed, 0.5 is kept littlely to obtain up to 1 hour at 235 DEG C to 250 DEG C; The another nanometer level silver oxide 25 parts to 35 parts that will be milled into joins in polypropylene fibre melt, with the described synchronous wire drawing of modified dacron melt after being fully uniformly dispersed, modified polyester fibre being coated on the polypropylene fiber being mixed with silver oxide nano-powder material and forming composite fibre outward; In drawing process, the core line diameter of polypropylene fiber controls at 1.5 microns to 0.5 micron, the heart yearn spinning temperature of polypropylene fiber controls at 320 DEG C, and the spinning temperature of modified polyester fibre controls at 280 DEG C, and the composite fibre diameter control after coated is at 4 microns to 1 micron.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310199683.3A CN103290515B (en) | 2013-05-24 | 2013-05-24 | Radiation-resistant polyester acrylic composite superfine fiber and production method thereof |
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| CN201310199683.3A CN103290515B (en) | 2013-05-24 | 2013-05-24 | Radiation-resistant polyester acrylic composite superfine fiber and production method thereof |
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| CN103290515A CN103290515A (en) | 2013-09-11 |
| CN103290515B true CN103290515B (en) | 2015-07-08 |
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| KR20000038422A (en) * | 1998-12-07 | 2000-07-05 | 김영건 | Multi-functional far-infrared radiating material composition |
| KR100523809B1 (en) * | 2000-10-06 | 2005-10-25 | 주식회사 효성 | Preparation of Polyester Fiber |
| CN100402715C (en) * | 2005-04-27 | 2008-07-16 | 天津工业大学 | Functional fiber and its manufacturing method |
| CN101086088A (en) * | 2006-06-06 | 2007-12-12 | 中国石油化工股份有限公司 | Conductive fiber and its preparation method |
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