CN107630266B - Antistatic treatment process for resin-based polyester fiber - Google Patents
Antistatic treatment process for resin-based polyester fiber Download PDFInfo
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- CN107630266B CN107630266B CN201710926680.3A CN201710926680A CN107630266B CN 107630266 B CN107630266 B CN 107630266B CN 201710926680 A CN201710926680 A CN 201710926680A CN 107630266 B CN107630266 B CN 107630266B
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Abstract
The invention discloses an antistatic treatment process for resin-based polyester fibers, and relates to the technical field of antistatic treatment of fibers. The antistatic treatment process of the resin-based polyester fiber comprises the following steps: (1) preparation of antistatic agent: uniformly mixing fatty amine polyoxyethylene ether, polyethylene glycol glycidyl ether and sodium dodecyl benzene sulfonate, sequentially and slowly adding a silane coupling agent and a polyurethane wetting dispersant, and stirring at normal temperature after feeding; (2) mixing and granulating: uniformly mixing polyethylene terephthalate slices, an antistatic agent and an antioxidant 1010, standing, drying, extruding and granulating; (3) preparing antistatic resin-based polyester fibers: and carrying out melt spinning, winding and extension processing on the particles obtained by granulation to obtain the antistatic resin-based polyester fiber. The antistatic agent is firmly combined with the fabric, so that the antistatic performance, the friction resistance, the washing resistance and the antifouling performance of the resin-based polyester fiber fabric or the fabric are greatly improved.
Description
The technical field is as follows:
the invention relates to the technical field of fiber antistatic treatment, in particular to an antistatic treatment process for resin-based polyester fibers.
Background art:
the resin-based polyester fiber has insulativity and is not easy to conduct electricity, and the resin-based polyester fiber is not easy to disappear after static electricity is obtained, so that the opening and carding of the fiber and the winding forming of yarn can be influenced in the processing process; when the clothes made of the resin-based polyester fiber are worn, the clothes are easy to adsorb dust due to the electrostatic effect, the fabric is wound, and the service life is shortened.
The antistatic treatment method of the resin-based polyester fiber which is commonly used at present mainly comprises the steps of coating an antistatic agent on the surface of the fiber or fabric or adding a conductive substance. The antistatic agent is coated to adsorb hydrophilic groups on the surface of the fiber or fabric, so that the moisture absorption is increased, and the antistatic effect is achieved. The addition of the conductive substance causes an increase in cost, and physical properties of the fiber are deteriorated, and the application is limited.
The invention content is as follows:
the invention aims to overcome the technical problems and provide an antistatic treatment process for resin-based polyester fibers, which greatly improves the antistatic property, the friction resistance and the washing and dirt resistance of resin-based polyester fiber fabrics or textiles by blending an antistatic agent and resin-based polyester fibers.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
an antistatic treatment process of resin-based polyester fibers comprises the following steps:
(1) preparation of antistatic agent: uniformly mixing 40-60 parts by weight of fatty amine polyoxyethylene ether, 10-18 parts by weight of polyethylene glycol glycidyl ether and 3-8 parts by weight of sodium dodecyl benzene sulfonate, sequentially and slowly adding 2-4 parts by weight of silane coupling agent and 0.2-0.8 part by weight of polyurethane wetting dispersant, and stirring at normal temperature for 20-30 min after feeding is finished to obtain the antistatic agent;
(2) mixing and granulating: slicing polyethylene terephthalate, the antistatic agent prepared in the step (1) and an antioxidant 1010 according to a mass ratio of 85-90: 6-8: 0.2-0.5, standing for 6-8 hours, drying, feeding into a screw extruder, extruding and granulating;
(3) preparing antistatic resin-based polyester fibers: and carrying out melt spinning, winding and extension processing on the particles obtained by granulation to obtain the antistatic resin-based polyester fiber.
Preferably, the silane coupling agent is one or more of vinyl triacetoxysilane, vinyl tri-tert-butyl peroxy silane, aniline methyl trimethoxy silane, gamma-methacryloxypropyl methyl dimethoxy silane.
Preferably, the polyurethane wetting and dispersing agent is one or more of Efka4010, Efka4050, Efka4410 and Efka 6745.
Preferably, the winding speed of the step (3) is 1600-2200 m/min.
Preferably, the draft ratio in the drawing in the step (3) is 2.0 to 2.5 and the winding speed is 400 to 600 m/min.
The invention has the beneficial effects that: 1. the antistatic treatment process of the resin-based polyester fiber is formed by slicing polyethylene glycol terephthalate, granulating an antistatic agent and an antioxidant and blending, so that the antistatic agent is firmly combined with the fabric, and the antistatic property, the friction resistance and the washing and fouling resistance of the resin-based polyester fiber fabric or fabric are greatly improved.
2. In the components of the antistatic agent, the fatty amine polyoxyethylene ether is used as a common antistatic component, is easy to dissolve in water, has excellent level dyeing and diffusion properties, and can improve the strength and the friction resistance of a spinning thread; the polyethylene glycol glycidyl ether is used as a common modifier, so that the tensile strength and the elongation at break of the fiber can be improved; the surfactant sodium dodecyl benzene sulfonate and the polyurethane wetting dispersant with excellent performance are matched for wetting and dispersing, so that the antistatic property is ensured, and the hand feeling of the resin-based polyester fiber is improved.
3. According to the invention, after the resin-based polyester fiber, the antistatic agent and the antioxidant are extruded and granulated, spinning, winding and extending processing are carried out, so that antistatic components can be dispersed, the surface resistance of the blend is reduced, the temperature resistance and the tensile strength are improved, the durability of the antistatic property is greatly improved, and the phenomena of dust adsorption and winding of the fabric are avoided.
The specific implementation mode is as follows:
in order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Example 1
An antistatic treatment process of resin-based polyester fibers comprises the following steps:
(1) preparation of antistatic agent: uniformly mixing 50kg of fatty amine polyoxyethylene ether, 13kg of polyethylene glycol glycidyl ether and 5kg of sodium dodecyl benzene sulfonate, sequentially and slowly adding 3kg of silane coupling agent gamma-methacryloxypropyl methyldimethoxysilane and 0.5kg of polyurethane wetting dispersant Efka4010, and stirring at normal temperature for 25min after feeding to obtain the antistatic agent;
(2) mixing and granulating: slicing polyethylene terephthalate, the antistatic agent prepared in the step (1) and an antioxidant 1010 according to a mass ratio of 86: 5: 0.3, uniformly mixing, standing for 8 hours, drying, conveying into a screw extruder for extrusion, and granulating;
(3) preparing antistatic resin-based polyester fibers: and carrying out melt spinning, winding and extension processing on the particles obtained by granulation to obtain the antistatic resin-based polyester fiber. Wherein the winding speed is 1800 m/min; the draft ratio in drawing was 2.3 and the take-up speed was 500 m/min.
Example 2
An antistatic treatment process of resin-based polyester fibers comprises the following steps:
(1) preparation of antistatic agent: uniformly mixing 56kg of fatty amine polyoxyethylene ether, 12kg of polyethylene glycol glycidyl ether and 7kg of sodium dodecyl benzene sulfonate, sequentially and slowly adding 4kg of silane coupling agent aniline methyl trimethoxy silane and 0.5kg of polyurethane wetting dispersant Efka6745, and stirring at normal temperature for 30min after the feeding is finished to obtain the antistatic agent;
(2) mixing and granulating: slicing polyethylene terephthalate, the antistatic agent prepared in the step (1) and the antioxidant 1010 according to a mass ratio of 90: 8: 0.3, uniformly mixing, standing for 7 hours, drying, conveying into a screw extruder for extrusion, and granulating;
(3) preparing antistatic resin-based polyester fibers: and carrying out melt spinning, winding and extension processing on the particles obtained by granulation to obtain the antistatic resin-based polyester fiber. Wherein the winding speed is 2000 m/min; the draft ratio in drawing was 2.5 and the take-up speed was 600 m/min.
Example 3
An antistatic treatment process of resin-based polyester fibers comprises the following steps:
(1) preparation of antistatic agent: uniformly mixing 60kg of fatty amine polyoxyethylene ether, 18kg of polyethylene glycol glycidyl ether and 5kg of sodium dodecyl benzene sulfonate, sequentially and slowly adding 2kg of silane coupling agent vinyl triacetoxysilane and 0.8kg of polyurethane wetting dispersant Efka4050, and stirring at normal temperature for 30min after feeding to obtain the antistatic agent;
(2) mixing and granulating: slicing polyethylene terephthalate, the antistatic agent prepared in the step (1) and an antioxidant 1010 according to a mass ratio of 88: 8: 0.5, uniformly mixing, standing for 8 hours, drying, conveying into a screw extruder for extrusion, and granulating;
(3) preparing antistatic resin-based polyester fibers: and carrying out melt spinning, winding and extension processing on the particles obtained by granulation to obtain the antistatic resin-based polyester fiber. Wherein the winding speed is 2100 m/min; the draft ratio in drawing was 2.3 and the take-up speed was 520 m/min.
Example 4
An antistatic treatment process of resin-based polyester fibers comprises the following steps:
(1) preparation of antistatic agent: uniformly mixing 60kg of fatty amine polyoxyethylene ether, 18kg of polyethylene glycol glycidyl ether and 8kg of sodium dodecyl benzene sulfonate, sequentially and slowly adding 4kg of silane coupling agent vinyl tri-tert-butyl hydroperoxide and 0.7kg of polyurethane wetting dispersant Efka4410, and stirring at normal temperature for 30min after feeding to obtain the antistatic agent;
(2) mixing and granulating: slicing polyethylene terephthalate, the antistatic agent prepared in the step (1) and the antioxidant 1010 according to a mass ratio of 90: 8: 0.5, uniformly mixing, standing for 8 hours, drying, conveying into a screw extruder for extrusion, and granulating;
(3) preparing antistatic resin-based polyester fibers: and carrying out melt spinning, winding and extension processing on the particles obtained by granulation to obtain the antistatic resin-based polyester fiber. Wherein the winding speed is 2200 m/min; the draft ratio in drawing was 2.5 and the take-up speed was 600 m/min.
Comparative example 1
An antistatic treatment process of resin-based polyester fibers comprises the following steps:
(1) preparation of antistatic agent: uniformly mixing 50kg of fatty amine polyoxyethylene ether, 13kg of polyethylene glycol glycidyl ether and 5kg of sodium dodecyl benzene sulfonate, slowly adding 3kg of silane coupling agent gamma-methacryloxypropyl methyldimethoxysilane, and stirring at normal temperature for 25min after feeding to obtain the antistatic agent;
(2) mixing and granulating: slicing polyethylene terephthalate, the antistatic agent prepared in the step (1) and an antioxidant 1010 according to a mass ratio of 86: 5: 0.3, uniformly mixing, standing for 8 hours, drying, conveying into a screw extruder for extrusion, and granulating;
(3) preparing antistatic resin-based polyester fibers: and carrying out melt spinning, winding and extension processing on the particles obtained by granulation to obtain the antistatic resin-based polyester fiber. Wherein the winding speed is 1800 m/min; the draft ratio in drawing was 2.3 and the take-up speed was 500 m/min.
Comparative example 2
An antistatic treatment process of resin-based polyester fibers comprises the following steps:
(1) preparation of antistatic agent: uniformly mixing 50kg of fatty amine polyoxyethylene ether, 13kg of polyethylene glycol glycidyl ether and 5kg of sodium dodecyl benzene sulfonate, slowly adding 0.5kg of polyurethane wetting dispersant Efka4010, and stirring at normal temperature for 25min after feeding to obtain the antistatic agent;
(2) mixing and granulating: slicing polyethylene terephthalate, the antistatic agent prepared in the step (1) and an antioxidant 1010 according to a mass ratio of 86: 5: 0.3, uniformly mixing, standing for 8 hours, drying, conveying into a screw extruder for extrusion, and granulating;
(3) preparing antistatic resin-based polyester fibers: and carrying out melt spinning, winding and extension processing on the particles obtained by granulation to obtain the antistatic resin-based polyester fiber. Wherein the winding speed is 1800 m/min; the draft ratio in drawing was 2.3 and the take-up speed was 500 m/min.
And (3) testing the antistatic property: the antistatic resin-based polyester fiber is manufactured into polyester fabric according to a conventional method, and then the antistatic resin-based polyester fiber is manufactured into the polyester fabric according to the national standard GBT12703.4-2010 part 4 of evaluation of electrostatic performance of textiles: resistivity, and GBT12703.5-2010 "assessment of electrostatic properties of textiles part 5: the antistatic performance after 30 times of water washing is measured by the method of triboelectric potential, and the specific results are shown in table 1:
TABLE 1 antistatic Properties after 30 washes
| Item | Surface resistivity/omega | Triboelectric potential/V |
| Example 1 | 5.36×105 | 126 |
| Example 2 | 5.17×105 | 133 |
| Example 3 | 5.08×105 | 137 |
| Example 4 | 4.85×105 | 146 |
| Comparative example 1 | 3.48×105 | 169 |
| Comparative example 2 | 3.59×105 | 156 |
As can be seen from the table above, the resin-based polyester fiber fabric subjected to antistatic treatment has the advantages of large surface resistivity, small frictional electrification voltage, and lasting and excellent antistatic performance. The silane coupling agent and the wetting dispersant have obvious influence on the antistatic performance, and the antistatic performance of the fabric is greatly reduced after the silane coupling agent and the wetting dispersant are lacked.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. An antistatic treatment process of resin-based polyester fibers is characterized by comprising the following steps:
(1) preparation of antistatic agent: uniformly mixing 40-60 parts by weight of fatty amine polyoxyethylene ether, 10-18 parts by weight of polyethylene glycol glycidyl ether and 3-8 parts by weight of sodium dodecyl benzene sulfonate, sequentially and slowly adding 2-4 parts by weight of silane coupling agent and 0.2-0.8 part by weight of polyurethane wetting dispersant, and stirring at normal temperature for 20-30 min after feeding is finished to obtain the antistatic agent;
(2) mixing and granulating: slicing polyethylene terephthalate, the antistatic agent prepared in the step (1) and an antioxidant 1010 according to a mass ratio of 85-90: 6-8: 0.2-0.5, standing for 6-8 hours, drying, feeding into a screw extruder, extruding and granulating;
(3) preparing antistatic resin-based polyester fibers: carrying out melt spinning, winding and extension processing on the particles obtained by granulation to obtain antistatic resin-based polyester fibers;
the polyurethane wetting dispersant is one or more of Efka4010, Efka4050, Efka4410 and Efka 6745.
2. The antistatic treatment process for resin-based polyester fiber according to claim 1, wherein the silane coupling agent is one or more of vinyl triacetoxysilane, vinyl tri-tert-butyl peroxy silane, aniline methyl trimethoxy silane, gamma-methacryloxypropyl methyl dimethoxy silane.
3. The antistatic treatment process for the resin-based polyester fiber as claimed in claim 1, wherein the winding speed in the step (3) is 1600-2200 m/min.
4. The antistatic treatment process for the resin-based polyester fiber according to claim 1, wherein the draft magnification in the stretching process in the step (3) is 2.0 to 2.5, and the winding speed is 400 to 600 m/min.
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| CN114672897A (en) * | 2022-03-28 | 2022-06-28 | 浙江理工大学 | Antistatic flame-retardant spandex fiber and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85107888A (en) * | 1985-10-15 | 1986-09-03 | 上海合成纤维研究所 | The manufacture method of durable anti-static polyester resin and fiber |
| CN106245155A (en) * | 2016-08-02 | 2016-12-21 | 厦门安踏体育用品有限公司 | Anti-static polyester fiber and manufacture method thereof, and antistatic compounds microgranule |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85107888A (en) * | 1985-10-15 | 1986-09-03 | 上海合成纤维研究所 | The manufacture method of durable anti-static polyester resin and fiber |
| CN106245155A (en) * | 2016-08-02 | 2016-12-21 | 厦门安踏体育用品有限公司 | Anti-static polyester fiber and manufacture method thereof, and antistatic compounds microgranule |
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Denomination of invention: Antistatic treatment process of resin based polyester fiber Effective date of registration: 20211108 Granted publication date: 20200526 Pledgee: Jieshou SME Financing Guarantee Co., Ltd Pledgor: Anhui Sanbao cotton knitting Investment Co., Ltd Registration number: Y2021980012055 |
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