CN111087630A - Processing method of master batch - Google Patents
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- CN111087630A CN111087630A CN201911183336.5A CN201911183336A CN111087630A CN 111087630 A CN111087630 A CN 111087630A CN 201911183336 A CN201911183336 A CN 201911183336A CN 111087630 A CN111087630 A CN 111087630A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/12—Making granules characterised by structure or composition
-
- 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
-
- 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
- D01F6/90—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 polyamides
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2477/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Artificial Filaments (AREA)
Abstract
The embodiment of the invention discloses a processing method of master batches, and belongs to the technical field of materials. The processing method of the master batch comprises the following steps: grinding ceramic particles into ceramic powder, adding the ceramic powder into water or ethanol, and uniformly stirring to obtain slurry containing the ceramic particles; blending a slurry containing ceramic particles with the wire-making particles; extruding by a double-screw extruder; after cooling, the mixture is granulated and dried by a granulator to prepare master batches. The master batch is prepared from slurry, i.e. ceramic powder dispersed in water or ethanol, and wire-making particles serving as raw materials through a double-screw extruder, and the ceramic particles are uniformly distributed in master batch slices through detection, so that the master batch has good dispersibility. The master batch can meet the requirements of high-speed spinning and post-processing through detection, and the prepared heat-storage and heat-preservation fiber has excellent quality.
Description
Technical Field
The embodiment of the invention relates to the technical field of materials, and particularly relates to a processing method of master batches.
Background
The heat-storage and warm-keeping fiber is prepared by mixing inorganic particles such as aluminum oxide, magnesium oxide, zirconium oxide and the like into the fiber, and the inorganic particles can absorb visible light and convert the visible light into far infrared radiation, and can reflect the heat of a human body to obtain a warm-keeping effect.
The manufacturing methods of the heat-storage and warm-keeping fiber are various, and a master batch mixing spinning method (hereinafter referred to as master batch method) is one of the methods adopted at present, namely inorganic particles and thread making particles are mixed to prepare master batches, and then the master batches are mixed with the thread making particles again according to a certain proportion for spinning.
Since inorganic particles are substantially ultrafine powders of micron or even nanometer size, they are extremely easily aggregated and difficult to disperse. The dispersion of the inorganic particles in the master batch determines whether the master batch spinning and post-processing processes can be smoothly carried out, and the quality of the heat-storage thermal-insulation fiber and the final product is greatly influenced.
Therefore, there is a need for an improved processing method for the existing master batch.
Disclosure of Invention
Therefore, the embodiment of the invention provides a processing method of master batches, which aims to solve the problems that the master batches are not smooth in spinning and post-processing processes due to uneven dispersion of ceramic micro powder in the existing master batches, and the quality of the prepared heat storage and thermal insulation fiber and the final product is poor.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:
according to a first aspect of the embodiments of the present invention, an embodiment of the present invention provides a method for processing master batches, including the following steps:
grinding the ceramic particles into ceramic powder, adding the ceramic powder into water or ethanol, and uniformly stirring to obtain slurry;
blending the slurry with the strand-making particles;
extruding by a double-screw extruder;
after cooling, the mixture is granulated and dried by a granulator to prepare master batches.
In a preferred embodiment, the grain size of the ceramic powder is less than 70 nm.
In a preferred embodiment, the addition amount of the ceramic powder is 10-20% of the weight of water or ethanol.
In a preferred embodiment, the weight ratio of the slurry to the strand-making particles is 1: 1 to 5.
In a preferred embodiment, the thread-making particles are PET chips or nylon chips.
In a preferred embodiment, the ceramic is cesium tungsten bronze.
In a preferred embodiment, the ceramic particles are milled using a nano-mill.
According to a second aspect of the embodiments of the present invention, there is provided a master batch produced by the above processing method.
The embodiment of the invention has the following advantages:
the master batch is prepared from slurry, i.e. ceramic powder dispersed in water or ethanol, and wire-making particles serving as raw materials through a double-screw extruder, and the ceramic particles are uniformly distributed in master batch slices through detection, so that the master batch has good dispersibility.
The master batch can meet the requirements of high-speed spinning and post-processing through detection, and the prepared heat-storage and heat-preservation fiber has excellent quality.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. 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.
Example 1
The processing method of the master batch comprises the following steps:
grinding the cesium tungsten bronze particles into cesium tungsten bronze powder with the particle size of 60-70 nm by using a nano grinder, adding the cesium tungsten bronze powder into water in a weight percentage of 15%, and uniformly stirring to obtain slurry containing the cesium tungsten bronze particles;
mixing the slurry containing the cesium tungsten bronze particles and the PET slices according to a weight ratio of 1: 1, blending;
extruding by a double-screw extruder;
after cooling, the mixture is granulated and dried by a granulator to prepare master batches.
Example 2
The processing method of the master batch comprises the following steps:
grinding the cesium tungsten bronze particles into cesium tungsten bronze powder with the particle size of 40-50 nm by using a nano grinder, adding the cesium tungsten bronze powder into water by 20 wt%, and uniformly stirring to obtain slurry containing the cesium tungsten bronze particles;
mixing the slurry containing the cesium tungsten bronze particles and the PET slices according to a weight ratio of 1: 5, blending;
extruding by a double-screw extruder;
after cooling, the mixture is granulated and dried by a granulator to prepare master batches.
Example 3
The processing method of the master batch comprises the following steps:
grinding the cesium tungsten bronze particles into cesium tungsten bronze powder with the particle size of 60-70 nm by using a nano grinder, adding the cesium tungsten bronze powder into ethanol in a weight percentage of 10%, and uniformly stirring to obtain slurry containing the cesium tungsten bronze particles;
mixing the slurry containing the cesium tungsten bronze particles and nylon chips according to a weight ratio of 1: 3, blending;
extruding by a double-screw extruder;
after cooling, the mixture is granulated and dried by a granulator to prepare master batches.
Example 4
The processing method of the master batch comprises the following steps:
grinding the cesium tungsten bronze particles into cesium tungsten bronze powder with the particle size of 50-70 nm by using a nano grinder, adding the cesium tungsten bronze powder into ethanol in a weight percentage of 18%, and uniformly stirring to obtain slurry containing the cesium tungsten bronze particles;
mixing the slurry containing the cesium tungsten bronze particles and nylon chips according to a weight ratio of 1: 1, blending;
extruding by a double-screw extruder;
after cooling, the mixture is granulated and dried by a granulator to prepare master batches.
Example 5
The processing method of the master batch comprises the following steps:
grinding the cesium tungsten bronze particles into cesium tungsten bronze powder with the particle size of 30-50 nm by using a nano grinder, adding the cesium tungsten bronze powder into water in a weight percentage of 12%, and uniformly stirring to obtain slurry containing the cesium tungsten bronze particles;
mixing the slurry containing the cesium tungsten bronze particles and the PET slices according to a weight ratio of 1: 2.5, blending;
extruding by a double-screw extruder;
after cooling, the mixture is granulated and dried by a granulator to prepare master batches.
Test example
The dispersibility of the ceramic particles in the master batch obtained in examples 1 to 5 was examined. The ceramic particles in the master batch are observed by a Nikon microscope, and the result shows that the ceramic particles are uniformly distributed in the master batch slices, which shows that the master batch has good dispersibility.
Application example 1: mixing the master batch prepared in the example 1 and PET slices according to the weight ratio of 1: 10 are subjected to uniform hot mixing and then drawn by a draw frame to produce a yarn.
Application example 2: mixing the master batch prepared in the example 2 and nylon slices according to the weight ratio of 1: 20 are subjected to uniform thermal mixing and then drawn by a draw frame to produce a yarn.
Application example 3: mixing the master batch prepared in the example 3 and the nylon slices according to the weight ratio of 1: 15, and then drawing the yarn by a yarn drawing machine to prepare the yarn.
Application example 4: mixing the master batch prepared in the example 4 and PET slices according to the weight ratio of 1: 12 are subjected to uniform hot mixing and then drawn by a draw frame to produce a yarn.
Application example 5: mixing the master batch prepared in the example 5 and the nylon slices according to the weight ratio of 1: 10 are subjected to uniform hot mixing and then drawn by a draw frame to produce a yarn.
The properties of the yarns prepared in application examples 1 to 5 were examined. The test method comprises the following steps:
antibacterial effect (AAA grade): the FZ/T73023-;
far infrared emissivity (before washing): GB/T30127-2013 is not subjected to washing treatment;
far infrared irradiation temperature rise (. degree. C.) (before washing): GB/T30127-2013 is not subjected to washing treatment;
far infrared emissivity (after washing): GB/T30127-containing 2013 is washed for 30 times by the washing treatment and GB/T8629-containing 2017 and 4N program, and then is hung and dried;
far infrared irradiation temperature rise (. degree. C.) (after washing): GB/T30127-2013 is washed for 30 times by a washing treatment and GB/T8629-2017, 4N program, and then hung and dried.
The test results are shown in Table 1.
TABLE 1
As can be seen from Table 1, the antibacterial effect of the yarns of application examples 1-5 reaches the AAA level standard, the far infrared emissivity (before washing) is more than or equal to 0.90, the far infrared irradiation temperature rise (before washing) is more than or equal to 1.9 ℃, the far infrared emissivity (after washing) is more than or equal to 0.88, and the far infrared irradiation temperature rise (after washing) is more than or equal to 1.9 ℃, and the results show that the master batch can meet the requirements of high-speed spinning and post-processing, and the prepared heat-storage and heat-preservation fiber has excellent quality.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. The processing method of the master batch is characterized by comprising the following steps:
grinding the ceramic particles into ceramic powder, adding the ceramic powder into water or ethanol, and uniformly stirring to obtain slurry;
blending the slurry with the strand-making particles;
extruding by a double-screw extruder;
after cooling, the mixture is granulated and dried by a granulator to prepare master batches.
2. The method of processing a master batch according to claim 1, wherein the ceramic powder has a particle size of less than 70 nm.
3. The processing method of the master batch according to claim 1, wherein the addition amount of the ceramic powder is 10 to 20% by weight of water or ethanol.
4. The masterbatch processing method according to claim 1, wherein the weight ratio of the slurry to the strand-making particles is 1: 1 to 5.
5. The method of processing masterbatch according to claim 1, wherein the strand-making particles are PET chips or nylon chips.
6. The method of processing a master batch of claim 1, wherein the ceramic is cesium tungsten bronze.
7. The method of processing a master batch according to claim 1, wherein the ceramic particles are ground by a nano-grinder.
8. A masterbatch, characterized by being prepared by the processing method of any one of claims 1 to 7.
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| CN201911183336.5A CN111087630A (en) | 2019-11-27 | 2019-11-27 | Processing method of master batch |
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| CN201911183336.5A CN111087630A (en) | 2019-11-27 | 2019-11-27 | Processing method of master batch |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111593433A (en) * | 2020-05-25 | 2020-08-28 | 中国科学技术大学先进技术研究院 | Energy-storage heating fiber and preparation method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102336957A (en) * | 2010-07-29 | 2012-02-01 | 上海亿金纳米科技有限公司 | Method for preparing functional chips for manufacturing antibacterial fibers and plastics |
| US20150292115A1 (en) * | 2012-11-01 | 2015-10-15 | Sung Jin Oh | Preparation method for multifunctional polyester fibre and multifunctional polyester fibre prepared thereby |
| CN105037754A (en) * | 2015-06-26 | 2015-11-11 | 上海纳米技术及应用国家工程研究中心有限公司 | Process for preparing functional polyester master batch by adopting slurry method |
| CN105754313A (en) * | 2015-11-03 | 2016-07-13 | 魏勇 | Nano insulation masterbatch and preparation method and application thereof |
| JP2017122219A (en) * | 2016-01-04 | 2017-07-13 | 住友金属鉱山株式会社 | Infrared-shielding particle dispersion, infrared-shielding laminated transparent substrate, infrared-shielding particle dispersion powder, and master batch |
| CN107163513A (en) * | 2017-05-17 | 2017-09-15 | 纳琳威纳米科技（上海）有限公司 | A kind of preparation method of the high infrared high-barrier optical plastic particle thoroughly of visible ray |
| CN107641297A (en) * | 2017-08-15 | 2018-01-30 | 中国科学院上海硅酸盐研究所 | A kind of heat storing and heat preserving functional agglomerate, its product and preparation method |
-
2019
- 2019-11-27 CN CN201911183336.5A patent/CN111087630A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102336957A (en) * | 2010-07-29 | 2012-02-01 | 上海亿金纳米科技有限公司 | Method for preparing functional chips for manufacturing antibacterial fibers and plastics |
| US20150292115A1 (en) * | 2012-11-01 | 2015-10-15 | Sung Jin Oh | Preparation method for multifunctional polyester fibre and multifunctional polyester fibre prepared thereby |
| CN105037754A (en) * | 2015-06-26 | 2015-11-11 | 上海纳米技术及应用国家工程研究中心有限公司 | Process for preparing functional polyester master batch by adopting slurry method |
| CN105754313A (en) * | 2015-11-03 | 2016-07-13 | 魏勇 | Nano insulation masterbatch and preparation method and application thereof |
| JP2017122219A (en) * | 2016-01-04 | 2017-07-13 | 住友金属鉱山株式会社 | Infrared-shielding particle dispersion, infrared-shielding laminated transparent substrate, infrared-shielding particle dispersion powder, and master batch |
| CN107163513A (en) * | 2017-05-17 | 2017-09-15 | 纳琳威纳米科技（上海）有限公司 | A kind of preparation method of the high infrared high-barrier optical plastic particle thoroughly of visible ray |
| CN107641297A (en) * | 2017-08-15 | 2018-01-30 | 中国科学院上海硅酸盐研究所 | A kind of heat storing and heat preserving functional agglomerate, its product and preparation method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111593433A (en) * | 2020-05-25 | 2020-08-28 | 中国科学技术大学先进技术研究院 | Energy-storage heating fiber and preparation method thereof |
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