CN113802213A - Production method for extinction FDY filament - Google Patents
Production method for extinction FDY filament Download PDFInfo
- Publication number
- CN113802213A CN113802213A CN202111227877.0A CN202111227877A CN113802213A CN 113802213 A CN113802213 A CN 113802213A CN 202111227877 A CN202111227877 A CN 202111227877A CN 113802213 A CN113802213 A CN 113802213A
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- Prior art keywords
- extinction
- stirring
- powder
- fdy
- production method
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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
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D1/00—Treatment of filament-forming or like material
-
- 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
- D01F1/07—Addition of substances to the spinning solution or to the melt for making fire- or flame-proof filaments
-
- 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
- D01F1/10—Other agents for modifying properties
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Abstract
The invention provides a production method for extinction FDY filaments, and belongs to the technical field of filament manufacturing. A process for producing delustered FDY filaments comprising the steps of: s1, slicing: crystallizing the slices to enable the crystallinity of the slices to reach 25-35%, putting the slices into stirring equipment, adding titanium dioxide, stirring, blowing the titanium dioxide into the stirring equipment, and drying to obtain extinction powder; s2, melting and granulating: melting and granulating the extinction powder to obtain extinction master batches; s3, spinning treatment: and metering and injecting the extinction master batch into polyester melt conveying equipment through screw rod melting equipment, and carrying out mixed metering spinning to obtain the extinction filament. The invention has the advantage of high filament production efficiency.
Description
Technical Field
The invention belongs to the technical field of filament manufacturing, and particularly relates to a production method for extinction FDY filaments.
Background
According to the content of titanium dioxide in the delustering agent in the polyester chip, the chip is generally divided into a large gloss chip, a semi-delustering chip and a full delustering chip. The mass fraction of titanium dioxide in the large bright section is 0%, the mass fraction of titanium dioxide in the semi-dull section is 0.30% +/-0.05%, and the mass fraction of titanium dioxide in the full dull section is as high as 2.5% +/-0.1%. The main difference between the semi-dull and full dull chips is the difference in the titanium dioxide content, which is more than 8 times that of the former.
In the processing process, the extinction master batch to be used needs to be prepared in advance, the slices and the titanium dioxide are required to be uniformly mixed and then melted and granulated, and the extinction master batch is prepared.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a production method for extinction FDY filaments, which has the characteristic of high filament production efficiency.
The purpose of the invention can be realized by the following technical scheme:
a process for producing delustered FDY filaments comprising the steps of:
s1, slicing: crystallizing the slices to enable the crystallinity of the slices to reach 25-35%, putting the slices into stirring equipment, adding titanium dioxide, stirring, blowing the titanium dioxide into the stirring equipment, and drying to obtain extinction powder;
s2, melting and granulating: melting and granulating the extinction powder to obtain extinction master batches;
s3, spinning treatment: and metering and injecting the extinction master batch into polyester melt conveying equipment through screw rod melting equipment, and carrying out mixed metering spinning to obtain the extinction filament.
In the above production method for matted FDY filaments, in step S1, the flexibilizer and the copolymerization retardant are added and then stirred and mixed.
In the above production method for matted FDY filaments, in step S1, the water content of the matted powder is less than 30ppm after drying.
In the production method for the extinction FDY filament, the stirring equipment comprises a vertically arranged barrel body, the barrel body is divided into an upper layer cavity and a lower layer cavity by a partition plate, a plurality of through holes are formed in the partition plate, a powder inlet communicated with the lower layer cavity is formed in the barrel body, and the stirring equipment further comprises a powder blowing device which is used for spraying titanium dioxide and is connected with the powder inlet.
In the production method for the extinction FDY filament, a stirring structure is arranged in the upper-layer cavity and comprises a stirring motor and a scraping plate, the stirring motor is fixedly connected with the barrel body, the scraping plate is fixed on an output shaft of the stirring motor, and the scraping plate is abutted to the partition plate.
In the production method for the extinction FDY filament, the heating layer is arranged in the barrel body.
In the above production method for matted FDY filaments, the blade is a rubber material.
In the above production method for delustering FDY filaments, a vibration motor is fixed to the partition.
In the production method for the extinction FDY filament, the powder blowing device comprises a storage hopper, an inlet pipe, a high-pressure air pump, a rotary spray head and a driving motor, wherein one end of the inlet pipe is connected with the powder inlet hole, the other end of the inlet pipe is connected with the high-pressure air pump, an inlet is formed in the inlet pipe, the storage hopper is connected with the inlet, the rotary spray head is rotatably connected to the inlet pipe and is located at the powder inlet hole, the driving motor is connected with the rotary spray head in a transmission mode and is used for driving the rotary spray head to rotate, and a plurality of powder outlet holes are formed in the rotary spray head.
Compared with the prior art, the invention has the following advantages:
the titanium dioxide powder is blown away and enters the stirring equipment in the stirring process of the slices, so that the titanium dioxide powder is uniformly blown onto the slices, the stirring efficiency is greatly improved, and the efficiency of the production of the extinction FDY filament in the whole process is improved.
Drawings
FIG. 1 is a schematic of the present invention.
FIG. 2 is a schematic view of the powder blowing device of the present invention.
Fig. 3 is a schematic view of a separator in the present invention.
In the figure, (1) a barrel body; (21) an upper chamber; (22) a lower chamber; (2) a partition plate; (21) a through hole; (3) and a powder blowing device; (31) a storage hopper; (32) a feeding pipe; (33) a high-pressure air pump; (34) the rotary spray head; (35) a drive motor; (4) a stirring member; (5) a discharge pipe; (6) and a stirring structure; (61) and a stirring motor; (62) a scraper plate; (7) and a vibration motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A process for producing a delustered FDY filament comprising the steps of:
s1, slicing: crystallizing the slices to enable the crystallinity of the slices to reach 25-35%, putting the slices into stirring equipment, adding titanium dioxide, stirring, blowing the titanium dioxide into the stirring equipment, and drying to obtain extinction powder;
s2, melting and granulating: melting and granulating the extinction powder to obtain extinction master batches;
s3, spinning treatment: and metering and injecting the extinction master batch into polyester melt conveying equipment through screw rod melting equipment, and carrying out mixed metering spinning to obtain the extinction filament.
The titanium dioxide powder is blown away and enters the stirring equipment in the stirring process of the slices, so that the titanium dioxide powder is uniformly blown onto the slices, the stirring efficiency is greatly improved, and the efficiency of the production of the extinction FDY filament in the whole process is improved.
Specifically, in step S1, the flexibilizer and the copolymerization retardant are added and then stirred and mixed. The flexibility and the flame retardance of the extinction FDY filament are improved.
Specifically, in step S1, the moisture content of the primary raw material is less than 30ppm after drying. When the water exchange amount is less than 30ppm, the slices are not bonded together, and the drying is convenient.
As shown in fig. 1 to 3, specifically, the stirring equipment comprises a vertically arranged barrel body (1), the barrel body (1) is divided into an upper chamber (21) and a lower chamber (22) by a partition plate (2), a plurality of through holes (21) are formed in the partition plate (2), a powder inlet hole communicated with the lower chamber (22) is formed in the barrel body (1), and the stirring equipment further comprises a powder blowing device (3) which is used for spraying titanium dioxide and is connected with the powder inlet hole. Can put into the section in upper chamber (21) of staving (1), the section can be followed through-hole (21) of interlayer and dropped toward lower floor's chamber (22), at the in-process that drops, blows in the section that drops through blowing powder device (3) to homoenergetic adhesion on making every section, thereby reduce the time that follow-up stirring mixes, great promotion stirring efficiency.
Specifically, a stirring component (4) is arranged in the lower-layer chamber (22). Specifically, the bottom of the lower-layer cavity (22) is provided with a discharge pipe (5). The stirring component (4) is the prior art and is used for stirring the materials in the lower-layer chamber (22). The upper part of the barrel body (1) is provided with a discharge hole.
Specifically, be equipped with stirring structure (6) in upper chamber (21), stirring structure (6) are including agitator motor (61) and scraper blade (62), and agitator motor (61) and staving (1) are fixed continuous, and scraper blade (62) are fixed on agitator motor's (61) output shaft, and scraper blade (62) and baffle (2) butt. The stirring motor (61) drives the scraper (62) to rotate, so that slices in the upper-layer cavity (21) can flow, and the through hole (21) is prevented from being blocked.
Specifically, a heating layer is arranged in the barrel body (1). The slices and the titanium dioxide can be kept dry, and the adhesion on the barrel body (1) is avoided.
Specifically, the scraper (62) is a rubber material. Can be better contacted with the bottom of the barrel body (1).
Specifically, a vibration motor (7) is fixed on the partition plate (2). Can avoid the blockage of the through holes (21) on the partition board (2).
Concretely, blow whitewashed device (3) and include storage hopper (31), inlet pipe (32), high compression pump (33), rotatory nozzle (34), driving motor (35), inlet pipe (32) one end links to each other with the powder inlet, inlet pipe (32) other end links to each other with high compression pump (33), be equipped with the import on inlet pipe (32), storage hopper (31) link to each other with the import, rotatory nozzle (34) rotate to be connected on inlet pipe (32), rotatory nozzle (34) are located powder inlet department, driving motor (35) link to each other with rotatory nozzle (34) transmission, be used for driving rotatory nozzle (34) and rotate, have a plurality of powder outlet on rotatory nozzle (34). Put into taibai powder in storage hopper (31), then start high compression pump (33), the titanium white powder that will enter into in inlet pipe (32) blows in rotatory nozzle (34) position, drives rotatory nozzle (34) through driving motor (35) and rotates, makes the titanium white powder more disperse when the blowout, mixes more easily.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. Also, the meaning of "and/or" appearing throughout is to include three versions, exemplified by "A and/or B" including either version A, or version B, or versions in which both A and B are satisfied. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The above components are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experiments.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (9)
1. A process for producing delustered FDY filaments comprising the steps of:
s1, slicing: crystallizing the slices to enable the crystallinity of the slices to reach 25-35%, putting the slices into stirring equipment, adding titanium dioxide, stirring, blowing the titanium dioxide into the stirring equipment, and drying to obtain extinction powder;
s2, melting and granulating: melting and granulating the extinction powder to obtain extinction master batches;
s3, spinning treatment: and metering and injecting the extinction master batch into polyester melt conveying equipment through screw rod melting equipment, and carrying out mixed metering spinning to obtain the extinction filament.
2. A process for producing a matted FDY filament according to claim 1, wherein in step S1, the flexibilizer and the flame retardant are added and then mixed by stirring.
3. A process for producing matted FDY filaments according to claim 1, wherein in step S1, the water content of the matted powder after crystallization is less than 30 ppm.
4. The production method for extinction FDY filament according to claim 1, wherein the stirring device comprises a vertically arranged barrel body (1), the barrel body (1) is divided into an upper layer chamber (21) and a lower layer chamber (22) by a partition plate (2), a plurality of through holes (21) are arranged on the partition plate (2), a powder inlet communicated with the lower layer chamber (22) is formed in the barrel body (1), and the stirring device further comprises a powder blowing device (3) which is used for spraying titanium dioxide and is connected with the powder inlet.
5. A production method for delustering FDY filament according to claim 4, wherein a stirring structure (6) is arranged in the upper chamber (21), the stirring structure (6) comprises a stirring motor (61) and a scraper (62), the stirring motor (61) is fixedly connected with the barrel body (1), the scraper (62) is fixed on the output shaft of the stirring motor (61), and the scraper (62) is abutted against the partition plate (2).
6. A production method for matted FDY filaments according to claim 4, wherein a heating layer is provided inside the barrel (1).
7. A production process for matted FDY filaments according to claim 4, wherein the doctor blade (62) is of a rubber material.
8. A production method for matted FDY filaments according to claim 4, wherein a vibration motor (7) is fixed to the partition (2).
9. A production method for extinction FDY filament according to claim 4, wherein the powder blowing device (3) comprises a storage hopper (31), a feeding pipe (32), a high pressure air pump (33), a rotary sprayer (34) and a driving motor (35), one end of the feeding pipe (32) is connected with the powder inlet, the other end of the feeding pipe (32) is connected with the high pressure air pump (33), an inlet is arranged on the feeding pipe (32), the storage hopper (31) is connected with the inlet, the rotary sprayer (34) is rotatably connected on the feeding pipe (32), the rotary sprayer (34) is positioned at the powder inlet, the driving motor (35) is in transmission connection with the rotary sprayer (34) and is used for driving the rotary sprayer (34) to rotate, and a plurality of powder outlet holes are arranged on the rotary sprayer (34).
Priority Applications (1)
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CN202111227877.0A CN113802213A (en) | 2021-10-21 | 2021-10-21 | Production method for extinction FDY filament |
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CN202111227877.0A CN113802213A (en) | 2021-10-21 | 2021-10-21 | Production method for extinction FDY filament |
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Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3014741A1 (en) * | 1980-04-17 | 1981-10-22 | Dietrich Reimelt KG, 6074 Rödermark | Liquid esp. liquid fat admixed with powder - by atomising liquid transversely into fluidised bed esp. with turbulence |
JPS63283728A (en) * | 1987-05-14 | 1988-11-21 | Chuo Kakoki Kk | Powder material dispersing and mixing device |
CN102251308A (en) * | 2011-05-31 | 2011-11-23 | 太仓振辉化纤有限公司 | Method for preparing colored light-extinction polyester filament |
CN204842968U (en) * | 2015-06-08 | 2015-12-09 | 中铝广西有色金源稀土股份有限公司 | Evenly add device of inhibitor |
CN205731117U (en) * | 2016-06-23 | 2016-11-30 | 梅州市康人保健食品有限公司 | A kind of efficient energy-saving powder mixer |
CN205850739U (en) * | 2016-06-12 | 2017-01-04 | 开县千山科技开发有限公司 | Intelligent material mixing machine |
CN107597004A (en) * | 2017-09-29 | 2018-01-19 | 成都科创城科技有限公司 | A kind of efficiently granular material mixing arrangement |
CN109012265A (en) * | 2018-10-25 | 2018-12-18 | 沈阳山友鑫环保科技有限公司 | Expect wind mixing arrangement and the out of stock system of dry method |
CN208786307U (en) * | 2018-06-08 | 2019-04-26 | 安徽安科恒益药业有限公司 | A kind of drug granulation mixing machine |
CN209254637U (en) * | 2018-11-23 | 2019-08-16 | 河南克功建材有限公司 | Polycarboxylate water-reducer clean manufacturing pre-mixing apparatus |
CN111005076A (en) * | 2019-11-25 | 2020-04-14 | 浙江海利环保科技股份有限公司 | Spinning method of regenerated polyester full-dull FDY filament |
CN111249985A (en) * | 2020-03-02 | 2020-06-09 | 安徽盼盼食品有限公司 | Mixing device for processing chocolate sandwich soft waffle biscuit |
CN111644106A (en) * | 2020-07-09 | 2020-09-11 | 无锡诚智炼钢辅助材料有限公司 | Blowing type multi-cavity take-over powder mixer |
CN112280262A (en) * | 2020-11-12 | 2021-01-29 | 浙江贝隆纺织有限公司 | Preparation method of ultraviolet-resistant flame-retardant polyester fiber master batch |
-
2021
- 2021-10-21 CN CN202111227877.0A patent/CN113802213A/en active Pending
Patent Citations (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3014741A1 (en) * | 1980-04-17 | 1981-10-22 | Dietrich Reimelt KG, 6074 Rödermark | Liquid esp. liquid fat admixed with powder - by atomising liquid transversely into fluidised bed esp. with turbulence |
JPS63283728A (en) * | 1987-05-14 | 1988-11-21 | Chuo Kakoki Kk | Powder material dispersing and mixing device |
CN102251308A (en) * | 2011-05-31 | 2011-11-23 | 太仓振辉化纤有限公司 | Method for preparing colored light-extinction polyester filament |
CN204842968U (en) * | 2015-06-08 | 2015-12-09 | 中铝广西有色金源稀土股份有限公司 | Evenly add device of inhibitor |
CN205850739U (en) * | 2016-06-12 | 2017-01-04 | 开县千山科技开发有限公司 | Intelligent material mixing machine |
CN205731117U (en) * | 2016-06-23 | 2016-11-30 | 梅州市康人保健食品有限公司 | A kind of efficient energy-saving powder mixer |
CN107597004A (en) * | 2017-09-29 | 2018-01-19 | 成都科创城科技有限公司 | A kind of efficiently granular material mixing arrangement |
CN208786307U (en) * | 2018-06-08 | 2019-04-26 | 安徽安科恒益药业有限公司 | A kind of drug granulation mixing machine |
CN109012265A (en) * | 2018-10-25 | 2018-12-18 | 沈阳山友鑫环保科技有限公司 | Expect wind mixing arrangement and the out of stock system of dry method |
CN209254637U (en) * | 2018-11-23 | 2019-08-16 | 河南克功建材有限公司 | Polycarboxylate water-reducer clean manufacturing pre-mixing apparatus |
CN111005076A (en) * | 2019-11-25 | 2020-04-14 | 浙江海利环保科技股份有限公司 | Spinning method of regenerated polyester full-dull FDY filament |
CN111249985A (en) * | 2020-03-02 | 2020-06-09 | 安徽盼盼食品有限公司 | Mixing device for processing chocolate sandwich soft waffle biscuit |
CN111644106A (en) * | 2020-07-09 | 2020-09-11 | 无锡诚智炼钢辅助材料有限公司 | Blowing type multi-cavity take-over powder mixer |
CN112280262A (en) * | 2020-11-12 | 2021-01-29 | 浙江贝隆纺织有限公司 | Preparation method of ultraviolet-resistant flame-retardant polyester fiber master batch |
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