CN112011846A - Preparation method of long-acting antistatic polyester yarn - Google Patents
Preparation method of long-acting antistatic polyester yarn Download PDFInfo
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- CN112011846A CN112011846A CN202010799438.6A CN202010799438A CN112011846A CN 112011846 A CN112011846 A CN 112011846A CN 202010799438 A CN202010799438 A CN 202010799438A CN 112011846 A CN112011846 A CN 112011846A
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/92—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyesters
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/09—Addition of substances to the spinning solution or to the melt for making electroconductive or anti-static filaments
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Artificial Filaments (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention relates to a preparation method of a long-acting antistatic polyester yarn, which is characterized by comprising the following steps: the preparation method comprises the following steps of material preparation, heating and drying, pre-crystallization and drying, mixing and melting, spinning, cooling and finished product forming, wherein the polyurethane is thermoplastic polyurethane filled with natural rubber and acetylene black, and the type of the drying oven is HY704-4 high-temperature drying oven. The invention has simple process, the thermoplastic polyurethane raw material can effectively ensure that the polyester yarn has excellent antistatic effect and antistatic period, the effect is obvious, the application field of the polyester yarn in the market is greatly improved, and the economic benefit of producing and processing the polyester yarn is effectively improved.
Description
Technical Field
The invention belongs to the technical field of spinning, and particularly relates to a preparation method of a long-acting antistatic polyester yarn.
Background
Terylene is an important variety in synthetic fibers and is the trade name of polyester fibers in China. The fiber is prepared by taking Purified Terephthalic Acid (PTA) or dimethyl terephthalate (DMT) and ethylene glycol (MEG) as raw materials, performing esterification or ester exchange and polycondensation reaction to prepare fiber-forming high polymer, namely polyethylene terephthalate (PET), spinning and post-processing, has excellent performances of obdurability, high elasticity, wear resistance, corrosion resistance and the like, the polyester yarn is widely used in the market application field, the common problem of the polyester yarn produced and processed in the market at present exists, namely, the polyester yarn has no antistatic performance, thus directly limiting the application field range of the polyester yarn, the polyester yarn without antistatic performance is easy to generate electrostatic effect due to friction or rubbing when being used in specific environment, serious direct fire hazard is caused, and the life and property safety is harmed, therefore, how to research a long-acting antistatic polyester yarn is a problem which needs to be solved urgently in the current market.
Disclosure of Invention
The invention aims to solve the defects and provides a preparation method of a long-acting antistatic polyester yarn.
In order to overcome the defects in the background art, the technical scheme adopted by the invention for solving the technical problems is as follows: a preparation method of long-acting antistatic polyester yarn is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
a: preparing materials: 30-50 parts of PET slices, 10-15 parts of color master batches, 5-8 parts of polyurethane, 1-3 parts of plasticizer and 0.5-0.8 part of softening agent;
b: heating and drying: putting the color master batch into an oven for heating and drying, wherein the temperature is set to be 110 ℃, and the heating time is set to be 20 h;
c: pre-crystallization and drying: placing the PET slices into 180 ℃ and boiling the PET slices for 60min by steam for pre-crystallization, taking out the PET slices and placing the PET slices into a drying oven at 160 ℃ for heating for 8h for drying;
d: mixing and melting: adding the color master batch in the step b into the PET slices in the step c, simultaneously adding polyurethane, plasticizer and softener, putting the mixture into an oven, and setting the temperature at 260 ℃ until the mixture is melted into a molten mixture;
e: spinning: spinning the mixture obtained in the step d into filaments through a spinning machine assembly;
f: and (3) cooling: e, putting the tows in the step e to the temperature of 20 ℃, the humidity of 65 percent and the wind speed of 0.8m/s
The annular air blowing box body is cooled;
g: and (3) finished product: and f, taking out the tows in the step f to obtain the product.
Preferably, the polyurethane is a natural rubber and acetylene black filled thermoplastic polyurethane. By utilizing the directional aggregation in the acetylene black thermoplastic polyurethane, the continuous network distribution in the rubber is realized, a conductive path is formed, the antistatic effect is effectively realized, and the effect is obvious.
Preferably, the type of the oven is HY704-4 high-temperature drying oven. The double-layer stainless steel liner hot air internal circulation is adopted, so that the energy is saved, the efficiency is high, the stability is good, and the service cycle is long.
The invention has the beneficial effects that: the process is simple, the thermoplastic polyurethane raw material can effectively enable the polyester yarn to have excellent antistatic effect and antistatic period, the effect is obvious, the application field of the polyester yarn in the market is greatly improved, and the economic benefit of producing and processing the polyester yarn is effectively improved.
Detailed Description
The following detailed description of the preferred embodiments of the present invention is provided to enable those skilled in the art to more readily understand the advantages and features of the present invention, and to clearly and unequivocally define the scope of the present invention.
A preparation method of long-acting antistatic polyester yarn is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
a: preparing materials: 30-50 parts of PET slices, 10-15 parts of color master batches, 5-8 parts of polyurethane, 1-3 parts of plasticizer and 0.5-0.8 part of softening agent;
b: heating and drying: putting the color master batch into an oven for heating and drying, wherein the temperature is set to be 110 ℃, and the heating time is set to be 20 h;
c: pre-crystallization and drying: placing the PET slices into 180 ℃ and boiling the PET slices for 60min by steam for pre-crystallization, taking out the PET slices and placing the PET slices into a drying oven at 160 ℃ for heating for 8h for drying;
d: mixing and melting: adding the color master batch in the step b into the PET slices in the step c, simultaneously adding polyurethane, plasticizer and softener, putting the mixture into an oven, and setting the temperature at 260 ℃ until the mixture is melted into a molten mixture;
e: spinning: spinning the mixture obtained in the step d into filaments through a spinning machine assembly;
f: and (3) cooling: e, putting the tows in the step e to the temperature of 20 ℃, the humidity of 65 percent and the wind speed of 0.8m/s
The annular air blowing box body is cooled;
g: and (3) finished product: and f, taking out the tows in the step f to obtain the product.
Preferably, the polyurethane is a natural rubber and acetylene black filled thermoplastic polyurethane. By utilizing the directional aggregation in the acetylene black thermoplastic polyurethane, the continuous network distribution in the rubber is realized, a conductive path is formed, the antistatic effect is effectively realized, and the effect is obvious.
Preferably, the type of the oven is HY704-4 high-temperature drying oven. The double-layer stainless steel liner hot air internal circulation is adopted, so that the energy is saved, the efficiency is high, the stability is good, and the service cycle is long.
Example 1
A preparation method of long-acting antistatic polyester yarn is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
a: preparing materials: 30 parts of PET slices, 10 parts of color master batches, 5 parts of polyurethane, 1 part of plasticizer and 0.5 part of softening agent;
b: heating and drying: putting the color master batch into an oven for heating and drying, wherein the temperature is set to be 110 ℃, and the heating time is set to be 20 h;
c: pre-crystallization and drying: placing the PET slices into 180 ℃ and boiling the PET slices for 60min by steam for pre-crystallization, taking out the PET slices and placing the PET slices into a drying oven at 160 ℃ for heating for 8h for drying;
d: mixing and melting: adding the color master batch in the step b into the PET slices in the step c, simultaneously adding polyurethane, plasticizer and softener, putting the mixture into an oven, and setting the temperature at 260 ℃ until the mixture is melted into a molten mixture;
e: spinning: spinning the mixture obtained in the step d into filaments through a spinning machine assembly;
f: and (3) cooling: e, putting the tows in the step e to the temperature of 20 ℃, the humidity of 65 percent and the wind speed of 0.8m/s
The annular air blowing box body is cooled;
g: and (3) finished product: and f, taking out the tows in the step f to obtain the product.
Example 2
A preparation method of long-acting antistatic polyester yarn is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
a: preparing materials: 50 parts of PET slices, 15 parts of color master batches, 8 parts of polyurethane, 3 parts of plasticizer and 0.8 part of softening agent;
b: heating and drying: putting the color master batch into an oven for heating and drying, wherein the temperature is set to be 110 ℃, and the heating time is set to be 20 h;
c: pre-crystallization and drying: placing the PET slices into 180 ℃ and boiling the PET slices for 60min by steam for pre-crystallization, taking out the PET slices and placing the PET slices into a drying oven at 160 ℃ for heating for 8h for drying;
d: mixing and melting: adding the color master batch in the step b into the PET slices in the step c, simultaneously adding polyurethane, plasticizer and softener, putting the mixture into an oven, and setting the temperature at 260 ℃ until the mixture is melted into a molten mixture;
e: spinning: spinning the mixture obtained in the step d into filaments through a spinning machine assembly;
f: and (3) cooling: e, putting the tows in the step e to the temperature of 20 ℃, the humidity of 65 percent and the wind speed of 0.8m/s
The annular air blowing box body is cooled;
g: and (3) finished product: and f, taking out the tows in the step f to obtain the product.
Example 3
A preparation method of long-acting antistatic polyester yarn is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
a: preparing materials: 40 parts of PET slices, 12 parts of color master batches, 6 parts of polyurethane, 1.5 parts of plasticizer and 0.6 part of softening agent;
b: heating and drying: putting the color master batch into an oven for heating and drying, wherein the temperature is set to be 110 ℃, and the heating time is set to be 20 h;
c: pre-crystallization and drying: placing the PET slices into 180 ℃ and boiling the PET slices for 60min by steam for pre-crystallization, taking out the PET slices and placing the PET slices into a drying oven at 160 ℃ for heating for 8h for drying;
d: mixing and melting: adding the color master batch in the step b into the PET slices in the step c, simultaneously adding polyurethane, plasticizer and softener, putting the mixture into an oven, and setting the temperature at 260 ℃ until the mixture is melted into a molten mixture;
e: spinning: spinning the mixture obtained in the step d into filaments through a spinning machine assembly;
f: and (3) cooling: e, putting the tows in the step e to the temperature of 20 ℃, the humidity of 65 percent and the wind speed of 0.8m/s
The annular air blowing box body is cooled;
g: and (3) finished product: and f, taking out the tows in the step f to obtain the product.
Example 4
A preparation method of long-acting antistatic polyester yarn is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
a: preparing materials: 35 parts of PET slices, 14 parts of color master batches, 6.5 parts of polyurethane, 2 parts of plasticizer and 0.7 part of softening agent;
b: heating and drying: putting the color master batch into an oven for heating and drying, wherein the temperature is set to be 110 ℃, and the heating time is set to be 20 h;
c: pre-crystallization and drying: placing the PET slices into 180 ℃ and boiling the PET slices for 60min by steam for pre-crystallization, taking out the PET slices and placing the PET slices into a drying oven at 160 ℃ for heating for 8h for drying;
d: mixing and melting: adding the color master batch in the step b into the PET slices in the step c, simultaneously adding polyurethane, plasticizer and softener, putting the mixture into an oven, and setting the temperature at 260 ℃ until the mixture is melted into a molten mixture;
e: spinning: spinning the mixture obtained in the step d into filaments through a spinning machine assembly;
f: and (3) cooling: e, putting the tows in the step e to the temperature of 20 ℃, the humidity of 65 percent and the wind speed of 0.8m/s
The annular air blowing box body is cooled;
g: and (3) finished product: and f, taking out the tows in the step f to obtain the product.
The following table shows the test data of the antistatic properties of the polyester yarns of examples 1 to 4
| Test items | Example 1 | Example 2 | Example 3 | Example 4 |
| Coefficient of static resistance | 1.2 | 0.9 | 1.3 | 1.6 |
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (3)
1. A preparation method of long-acting antistatic polyester yarn is characterized by comprising the following steps: comprises the following steps of (a) carrying out,
a: preparing materials: 30-50 parts of PET slices, 10-15 parts of color master batches, 5-8 parts of polyurethane, 1-3 parts of plasticizer and 0.5-0.8 part of softening agent;
b: heating and drying: putting the color master batch into an oven for heating and drying, wherein the temperature is set to be 110 ℃, and the heating time is set to be 20 h;
c: pre-crystallization and drying: placing the PET slices into 180 ℃ and boiling the PET slices for 60min by steam for pre-crystallization, taking out the PET slices and placing the PET slices into a drying oven at 160 ℃ for heating for 8h for drying;
d: mixing and melting: adding the color master batch in the step b into the PET slices in the step c, simultaneously adding polyurethane, plasticizer and softener, putting the mixture into an oven, and setting the temperature at 260 ℃ until the mixture is melted into a molten mixture;
e: spinning: spinning the mixture obtained in the step d into filaments through a spinning machine assembly;
f: and (3) cooling: e, putting the tows in the step e to the temperature of 20 ℃, the humidity of 65 percent and the wind speed of 0.8m/s
The annular air blowing box body is cooled;
g: and (3) finished product: and f, taking out the tows in the step f to obtain the product.
2. The preparation method of the long-acting antistatic polyester yarn as claimed in claim 1, wherein the preparation method comprises the following steps: the polyurethane is thermoplastic polyurethane filled with natural rubber and acetylene black.
3. The preparation method of the long-acting antistatic polyester yarn as claimed in claim 1, wherein the preparation method comprises the following steps: the type of the oven is HY704-4 high-temperature drying oven.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010799438.6A CN112011846A (en) | 2020-08-11 | 2020-08-11 | Preparation method of long-acting antistatic polyester yarn |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010799438.6A CN112011846A (en) | 2020-08-11 | 2020-08-11 | Preparation method of long-acting antistatic polyester yarn |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106637559A (en) * | 2016-12-15 | 2017-05-10 | 舟山欣欣化纤有限公司 | Making method of polyester thread |
| US20180237953A1 (en) * | 2016-11-25 | 2018-08-23 | Jun Ji | Production processes of polyester filaments for moisture wicking |
| CN110820071A (en) * | 2019-09-29 | 2020-02-21 | 中润科技股份有限公司 | Preparation method of high-performance nano polyester filament yarn |
| CN110952155A (en) * | 2019-11-20 | 2020-04-03 | 浙江佳人新材料有限公司 | Production process of cyclic regeneration antistatic fiber |
| CN111114023A (en) * | 2018-11-01 | 2020-05-08 | 扬州亿诺无纺有限公司 | Antistatic composite non-woven fabric |
-
2020
- 2020-08-11 CN CN202010799438.6A patent/CN112011846A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180237953A1 (en) * | 2016-11-25 | 2018-08-23 | Jun Ji | Production processes of polyester filaments for moisture wicking |
| CN106637559A (en) * | 2016-12-15 | 2017-05-10 | 舟山欣欣化纤有限公司 | Making method of polyester thread |
| CN111114023A (en) * | 2018-11-01 | 2020-05-08 | 扬州亿诺无纺有限公司 | Antistatic composite non-woven fabric |
| CN110820071A (en) * | 2019-09-29 | 2020-02-21 | 中润科技股份有限公司 | Preparation method of high-performance nano polyester filament yarn |
| CN110952155A (en) * | 2019-11-20 | 2020-04-03 | 浙江佳人新材料有限公司 | Production process of cyclic regeneration antistatic fiber |
Non-Patent Citations (1)
| Title |
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| 党敏: "《功能性纺织产品性能评价及检测》", 31 October 2019 * |
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Application publication date: 20201201 |