CN1904155A - White conductive fiber and its preparation method - Google Patents
White conductive fiber and its preparation method Download PDFInfo
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- CN1904155A CN1904155A CN 200510041252 CN200510041252A CN1904155A CN 1904155 A CN1904155 A CN 1904155A CN 200510041252 CN200510041252 CN 200510041252 CN 200510041252 A CN200510041252 A CN 200510041252A CN 1904155 A CN1904155 A CN 1904155A
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Abstract
This invention has publicized one kind of white electric conduction fiber and the process, which mixed by polyester, promoter, electric conduction powder. The three kinds of raw material components according to weight are: Polyester 88%~98.8%, promotion 0%-2%; electric conduction powder 1.2%~10%, and polyester is polydicarboxylic acid alcohol ester, polydicarboxylic acid trimethylene glycol ester or polydicarboxylic acid butylene-glycol ester, and promoter is polyethylene glycol, electric conduction powder is the stibium and tin cooxidation. This electric conductivity product has good and comfortable performance. The metal compound electron conduction and promoter PEG ether bond moisture absorption electric conduction has the effect of anti-static electricity coordination, and simultaneously some quantity of PEG guarantees the textile fiber agonic and the good tone b value. This is a simple and easy operating technique.
Description
Technical field:
The present invention relates to a kind of conductive fiber.
Background technology:
Polyester fiber is to use synthetic fiber the most widely, but because its hygroscopicity is poor, and than resistance height, electrostatic phenomenon is serious, makes troubles for production and use, has limited its range of application.Therefore, the research and development of conductive fiber have become one of important subject of textile field.At present, the conductive fiber of research and development mainly is carbon fiber, metal fibre, metal coating and metallizing salt fiber both at home and abroad, and some metal objects such as copper, aluminium, iron etc. are easy to that oxidation forms layer oxide film and loses electric conductivity in air, so limited its application.
Along with social development and scientific and technological progress, the functional and comfort property of textiles is all had higher requirement.The electrically conductive composite fibre that antistatic Work Clothes in the market, dustproof dress material and conduction industry material all use conductive carbon fibre or conductive carbon black to produce basically, not only the cloth cover effect presents the blackstreak sense, and this conductive material is often crossed for a long time because of the time of putting or need during because of spinning reel off raw silk from cocoons in high temperature process and lose conductive effect to the greatest extent, and its anti-dust performance and comfort property also are difficult to reach high performance requirements.Therefore following target is except the electrical conductivity that will improve fabric, and making white conductive fiber then is following indispensable trend.
Summary of the invention:
The object of the present invention is to provide a kind of conducting electricity very well, white conductive fiber that comfort property is good and preparation method thereof.
Technical solution of the present invention is:
A kind of white conductive fiber, it is characterized in that: make by polyester, promoter, conductive powder tertiary blending melt-spun, wherein the raw material consumption of three kinds of components is by weight: polyester 88%～98.8%, promoter 0%～2%, conductive powder 1.2%～10%, and polyester is poly terephthalic acid ethanol ester, polytrimethylene terephthalate or polybutylene terephthalate (PBT), and promoter is polyethylene glycol, and conductive powder is antimony, tin cooxidation thing.
The content of impurity diethylene glycol (DEG) is 0.5～2wt%.The volume resistance of conductive powder is 0.4～2.0 ohmcm, and particle diameter is 5～40nm.
A kind of preparation method of white conductive fiber is characterized in that: comprise the following steps:
1. antimony, oxygen cooxidation thing and part polyester slice were put into the vacuum drying oven low temperature drying respectively 18～24 hours;
2. will add through antimony, oxygen cooxidation thing and the polyester slice of above-mentioned processing and carry out blend processing in the double screw extruder, under 250 ℃～300 ℃, melt extrude granulation, make antistatic master granule;
3. antistatic master granule is fully mixed with polyethylene glycol, polyester, drying, adopt profile spinneret to carry out melt spinning then and make product, spinning temperature is 260～300 ℃, spinning speed is 1000～4000m/min;
The consumption of above-mentioned each component is by weight: step 1. with step 3. in polyester consumption and be 88%～98.8% (wherein step 1., step can distribute by 1: 2～9 in 3.), polyethylene glycol 0%～2%, antimony, oxygen cooxidation thing 1.2%～10%.
Product of the present invention conducts electricity very well, and comfortableness is good.PEG ehter bond moisture absorption conduction has antistatic cooperative effect in the electronic conduction of metallic compound of the present invention and the promoter, and the suitable addition of PEG guarantees that the fiber that makes is not yellow partially simultaneously, has good color tone b value.Technology of the present invention is simple, and is easy to operate.
The invention will be further described below in conjunction with embodiment.
The specific embodiment:
Embodiment 1:
1. (its volume resistance is 0.4～2.0 ohmcm, and particle diameter is 5～40nm) to put into the vacuum drying oven low temperature drying respectively 18～24 hours (can be 18 hours, 21 hours, 24 hours) with the polyester slice of 10% weight portion with the antimony of 1.2% weight portion, oxygen cooxidation thing;
2. will add through antimony, oxygen cooxidation thing and the polyester slice of above-mentioned processing and carry out blend processing in the double screw extruder, under 250 ℃～300 ℃ (250 ℃, 280 ℃, 300 ℃ of examples), melt extrude granulation, make antistatic master granule;
3. antistatic master granule is fully mixed with 1% weight portion polyethylene glycol, 87.8% weight portion polyester, drying, adopt profile spinneret (routine star, cross spinnerets) to carry out melt spinning then and make product, spinning temperature is 260～300 ℃ (260 ℃, 280 ℃, 300 ℃ of examples), and spinning speed is 1000～4000m/min (1000 meters/minute of examples, 2500m/min, 4000m/min).The tone L value of fiber is 86.5, and the b value is 3.5, and diethylene glycol (DEG) content is 1wt%, and volume resistivity is 5.0103 ohmcms.
Embodiment 2:
Antistatic master granule adopts the double screw extruder blend to make by the cooxidation thing and the polyester (PET) of antimony, tin, and wherein the weight of polyester accounts for 10%, and the cooxidation thing of antimony, tin is 1.2%, and blending temperature is 290 ℃; Promoter PEG (M=4000) is 0.8%, and the polyester (PET) of antistatic master granule, promoter and 88% is carried out melt spinning on melt spinning machine, and spinning temperature is 290 ℃, and spinning speed is 2500m/min, and all the other are with embodiment 1.The L value of fiber is 85, and the b value is 3.2, and DEG content is 0.9, and volume resistivity is 5103 ohmcms.
Embodiment 3:
Antistatic master granule adopts the double screw extruder blend to make by the cooxidation thing and the polyester (PET) of antimony, tin, and wherein the weight of polyester accounts for 10%, and the cooxidation thing of antimony, tin is 1.2%, and blending temperature is 290 ℃; Promoter PEG (polyethylene glycol) is 0.5% (M=4000), and the polyester (PET) of antistatic master granule, promoter and 87.3% is carried out melt spinning on melt spinning machine, and spinning temperature is 290 ℃, and spinning speed is 2500m/min, and all the other are with embodiment 1.The L value of fiber is 86, and the b value is 2.5, and DEG (diethylene glycol (DEG)) content is 0.8, and volume resistivity is 5103 ohmcms.
Embodiment 4:
Antistatic master granule adopts the double screw extruder blend to make by the cooxidation thing and the polyester (PET) of antimony, tin, and wherein the weight of polyester accounts for 10%, and the cooxidation thing of antimony, tin is 1.3%, and blending temperature is 290 ℃; Promoter PEG (M=4000) is 0.5%, and the polyester (PET) of antistatic master granule, promoter and 88.2% is carried out melt spinning on melt spinning machine, and spinning temperature is 290 ℃, and spinning speed is 2500m/min, and all the other are with embodiment 1.The L value of fiber is 86.5, and the b value is 2.2, and DEG content is 0.8, and volume resistivity is 4103 ohmcms.
Embodiment 5:
Antistatic master granule adopts the double screw extruder blend to make by the cooxidation thing and the polyester (PET) of antimony, tin, and wherein the weight of polyester accounts for 10%, and the cooxidation thing of antimony, tin is 1.5%, and blending temperature is 290 ℃; Promoter PEG (M=2000) is 0.5%, and the polyester (PET) of antistatic master granule, promoter and 88% is carried out melt spinning on melt spinning machine, and spinning temperature is 290 ℃, and spinning speed is 2500m/min, and all the other are with embodiment 1.The L value of fiber is 84.8, and the b value is 2.0, and DEG content is 0.8, and volume resistivity is 3103 ohmcms.
Embodiment 6
Antistatic master granule adopts the double screw extruder blend to make by the cooxidation thing and the polyester (PET) of antimony, tin, and wherein the weight of polyester accounts for 15%, and the cooxidation thing of antimony, tin is 1.5%, and blending temperature is 290 ℃; Promoter PEG (M=2000) is 0.5%, and the polyester (PET) of antistatic master granule, promoter and 83% is carried out melt spinning on melt spinning machine, and spinning temperature is 290 ℃, and spinning speed is 2500m/min, and all the other are with embodiment 1.The L value of fiber is 84.5, and the b value is 1.8, and DEG content is 0.75, and volume resistivity is 2.5103 ohmcms.
Embodiment 7
Antistatic master granule adopts the double screw extruder blend to make by the cooxidation thing and the polyester (PBT) of antimony, tin, and wherein the weight of polyester accounts for 12%, and the cooxidation thing of antimony, tin is 1.2%, and blending temperature is 290 ℃; Promoter PEG (M=2000) is 0.5%, and the polyester (PET) of antistatic master granule, promoter and 86.3% is carried out melt spinning on melt spinning machine, and spinning temperature is 290 ℃, and spinning speed is 2500m/min, and all the other are with embodiment 1.The L value of fiber is 86, and the b value is 2.0, and DEG content is 0.8, and volume resistivity is 4.5103 ohmcms.
Embodiment 8
The consumption of each component is by weight: the 1. middle polyester consumption of step is 15%, and the 3. middle polyester consumption of step is 83.5%, and the polyethylene glycol consumption is 0%, and antimony, oxygen cooxidation thing consumption are 1.5%.All the other are with embodiment 1.The fiber that obtains, the tone L value of its fiber is 86, and the b value is 2.0, and diethylene glycol (DEG) content is 0.8wt%, and volume resistivity is 4.5103 ohmcms.
Embodiment 9
The consumption of each component is by weight: the 1. middle polyester consumption of step is 30%, and the 3. middle polyester consumption of step is 61.5%, and the polyethylene glycol consumption is 0.5%, and antimony, oxygen cooxidation thing consumption are 8%.All the other are with embodiment 1.The fiber that obtains, the tone L value of its fiber is 80, and the b value is 2.5, and diethylene glycol (DEG) content is 0.5wt%, and volume resistivity is 3.0103 ohmcms.
Comparative example 1
Antistatic master granule adopts the double screw extruder blend to make by the cooxidation thing and the polyester (PET) of antimony, tin, and wherein the weight of polyester accounts for 5%, and the cooxidation thing of antimony, tin is 0.6%, and blending temperature is 290 ℃; Promoter PEG (M=2000) is 2.7%, the polyester (PET) of antistatic master granule, promoter and 91.7% is carried out melt spinning on melt spinning machine, spinning temperature is 290 ℃, spinning speed is 2500m/min, the L value of fiber is 78, the b value is 5.0, and DEG content is 2.5, and volume resistivity is 1.5103 ohmcms.
Comparative example 2
Antistatic master granule adopts the double screw extruder blend to make by the cooxidation thing and the polyester (PET) of antimony, tin, and wherein the weight of polyester accounts for 5%, and the cooxidation thing of antimony, tin is 0.6%, and blending temperature is 290 ℃; Promoter PEG (M=2000) is 3.4%, the polyester (PET) of antistatic master granule, promoter and 91.0% is carried out melt spinning on melt spinning machine, spinning temperature is 290 ℃, spinning speed is 2500m/min, the L value of fiber is 72.5, the b value is 6.2, and DEG content is 3.3, and volume resistivity is 9.0108 ohmcms.
Comparative example 3
Antistatic master granule adopts the double screw extruder blend to make by the cooxidation thing and the polyester (PET) of antimony, tin, and wherein the weight of polyester accounts for 4.5%, and the cooxidation thing of antimony, tin is 0.3%, and blending temperature is 290 ℃; Promoter PEG (M=2000) is 2.3%, the polyester (PET) of antistatic master granule, promoter and 92.9% is carried out melt spinning on melt spinning machine, spinning temperature is 290 ℃, spinning speed is 2500m/min, the L value of fiber is 78.5, the b value is 4.8, and DEG content is 2.1, and volume resistivity is 2.2109 ohmcms.
Comparative example 4
Antistatic master granule adopts the double screw extruder blend to make by the cooxidation thing and the polyester (PET) of antimony, tin, and wherein the weight of polyester accounts for 8.4%, and the cooxidation thing of antimony, tin is 1.0%, and blending temperature is 290 ℃; Promoter PEG (M=2000) is 3.4%, the polyester (PET) of antistatic master granule, promoter and 87.2% is carried out melt spinning on melt spinning machine, spinning temperature is 290 ℃, spinning speed is 2500m/min, the L value of fiber is 72.5, the b value is 6.0, and DEG content is 3.2, and volume resistivity is 8.4105 ohmcms.
Table 1 embodiment and comparative example
| Routine number of project | Prescription (%) | The performance of fiber | |||||||
| Antistatic master granule | PEG | Polyester | The L value | The b value | The DEG value | Volume resistivity (ohmcm) | |||
| sb、 sn | Polyester | ||||||||
| EXAMPLE Example | 1 | 1.2 | 10.0(PET ) | 1.0(2000) | 87.8(PET) | 86.5 | 3.5 | 1.0 | 5.0 03 |
| 2 | 1.2 | 10.0(PET ) | 0.8(4000) | 88.0(PET) | 85.0 | 3.2 | 0.9 | 5.0 03 | |
| 3 | 1.2 | 10.0(PET) | 0.5(4000) | 87.3(PET) | 86.0 | 2.5 | 0.8 | 5.0 03 | |
| 4 | 1.3 | 10.0(PET) | 0.5(4000) | 88.2(PET) | 86.5 | 2.2 | 0.8 | 4.0 03 | |
| 5 | 1.5 | 10.0(PET) | 0.5(4000) | 88.0(PET) | 84.8 | 2.0 | 0.8 | 3.0 03 | |
| 6 | 1.5 | 15.0(PET) | 0.5(2000) | 83.0(PET) | 84.5 | 1.8 | 0.7 | 2.5 03 | |
| 7 | 1.2 | 12.0(PBT) | 0.5(2000) | 86.3(PBT) | 86.0 | 2.0 | 0.8 | 4.5 03 | |
| 8 | 1.5 | 15.0(PET) | - | 83.5(PET) | 88.0 | 1.6 | 0.6 | 4.0 06 | |
| 9 | 8.0 | 30.0(PET) | 0.5(4000) | 61.5(PET) | 80.0 | 2.5 | 0.7 | 2.0 03 | |
| Comparative example | 1 | 0.6 | 5.0(PET) | 2.7(2000) | 91.7(PET) | 78.0 | 5.0 | 2.5 | 1.5 08 |
| 2 | 0.6 | 5.0(PET) | 3.4(2000) | 91.0(PET) | 72.5 | 6.2 | 3.3 | 9.0 08 | |
| 3 | 0.3 | 4.5(PET) | 2.3(2000) | 92.9(PET) | 78.5 | 4.8 | 2.1 | 2.2 09 | |
| 4 | 1.0 | 8.4(PET) | 3.4(1000) | 87.2(PET) | 72.5 | 6.0 | 3.2 | 8.4 05 | |
Each measured performance parameter method:
Tone L value, b value: press the GB/T.14190-1993 standard
DEG value: measure with gas chromatograph by the GB/T.14190-1993 standard
Resistance value: adopt specific resistance tester to measure
The performance of conductive powder sb, sn cooxidation thing:
Light blue powder
Particle diameter: 5～40nm
Resistance: 0.4～2.0 ohmcm
Claims (4)
1, a kind of white conductive fiber, it is characterized in that: make by polyester, promoter, conductive powder tertiary blending melt-spun, wherein the raw material consumption of three kinds of components is by weight: polyester 88%～98.8%, promoter 0%～2%, conductive powder 1.2%～10%, and polyester is poly terephthalic acid ethanol ester, polytrimethylene terephthalate or polybutylene terephthalate (PBT), and promoter is polyethylene glycol, and conductive powder is antimony, tin cooxidation thing.
2, white conductive fiber according to claim 1 is characterized in that: the content of impurity diethylene glycol (DEG) is 0.5～2wt%.
3, white conductive fiber according to claim 1 and 2 is characterized in that: the volume resistance of conductive powder is 0.4～2.0 ohmcm, and particle diameter is 5～40nm.
4, the preparation method of the described white conductive fiber of a kind of claim 1 is characterized in that: comprise the following steps:
1. antimony, oxygen cooxidation thing and part polyester slice were put into the vacuum drying oven low temperature drying respectively 18～24 hours;
2. will add through antimony, oxygen cooxidation thing and the polyester slice of above-mentioned processing and carry out blend processing in the double screw extruder, under 250 ℃～300 ℃, melt extrude granulation, make antistatic master granule;
3. antistatic master granule is fully mixed with polyethylene glycol, polyester, drying, adopt profile spinneret to carry out melt spinning then and make product, spinning temperature is 260～300 ℃, spinning speed is 1000～4000m/min;
The consumption of above-mentioned each component is by weight: step 1. with step 3. in polyester consumption and be 88%～98.8%, polyethylene glycol 0%～2%, antimony, oxygen cooxidation thing 1.2%～10%.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510041252 CN1904155A (en) | 2005-07-26 | 2005-07-26 | White conductive fiber and its preparation method |
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|---|---|---|---|
| CN 200510041252 CN1904155A (en) | 2005-07-26 | 2005-07-26 | White conductive fiber and its preparation method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101864142A (en) * | 2010-06-30 | 2010-10-20 | 银禧工程塑料（东莞）有限公司 | Highlight high-hardness dustproof ABS (Acrylonitrile Butadiene-Styrene) alloy material for electronic and electric products and preparation method thereof |
| CN101235191B (en) * | 2008-02-29 | 2010-12-22 | 浙江工业大学 | Special-purpose material for anti-static polyethylene terephthalate bidirectional stretching thin film and preparation |
| CN105688349A (en) * | 2016-04-18 | 2016-06-22 | 广州拜费尔空气净化材料有限公司 | Anti-virus mask |
| CN108796829A (en) * | 2018-05-24 | 2018-11-13 | 江阴市华思诚无纺布有限公司 | A kind of antistatic polyester non-woven cloth and preparation method thereof |
-
2005
- 2005-07-26 CN CN 200510041252 patent/CN1904155A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101235191B (en) * | 2008-02-29 | 2010-12-22 | 浙江工业大学 | Special-purpose material for anti-static polyethylene terephthalate bidirectional stretching thin film and preparation |
| CN101864142A (en) * | 2010-06-30 | 2010-10-20 | 银禧工程塑料（东莞）有限公司 | Highlight high-hardness dustproof ABS (Acrylonitrile Butadiene-Styrene) alloy material for electronic and electric products and preparation method thereof |
| CN105688349A (en) * | 2016-04-18 | 2016-06-22 | 广州拜费尔空气净化材料有限公司 | Anti-virus mask |
| CN105688349B (en) * | 2016-04-18 | 2019-04-19 | 广州拜费尔空气净化材料有限公司 | Virus-proof mask |
| CN108796829A (en) * | 2018-05-24 | 2018-11-13 | 江阴市华思诚无纺布有限公司 | A kind of antistatic polyester non-woven cloth and preparation method thereof |
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