CN111154236A - Special color master batch for antibacterial sanitary fiber and preparation method thereof - Google Patents
Special color master batch for antibacterial sanitary fiber and preparation method thereof Download PDFInfo
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- CN111154236A CN111154236A CN201911375760.XA CN201911375760A CN111154236A CN 111154236 A CN111154236 A CN 111154236A CN 201911375760 A CN201911375760 A CN 201911375760A CN 111154236 A CN111154236 A CN 111154236A
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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
-
- 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
- D01F1/103—Agents inhibiting growth of microorganisms
-
- 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
- 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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/06—Pretreated ingredients and ingredients covered by the main groups C08K3/00 - C08K7/00
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- 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
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0806—Silver
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- 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
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
-
- 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
- C08K9/00—Use of pretreated ingredients
- C08K9/12—Adsorbed ingredients, e.g. ingredients on carriers
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Artificial Filaments (AREA)
Abstract
The invention relates to a special color master batch for antibacterial sanitary fibers and a preparation method thereof, belonging to the field of sanitary auxiliary materials. The special color master batch for the antibacterial sanitary fiber comprises the following raw materials in parts by mass: 30-50% of PET polyester chip, and auxiliary agent: 0.5% -3%, titanium dioxide: 30-70% of silver ion antibacterial agent and 4-6% of silver ion antibacterial agent; wherein the polyester chip is a bottle grade chip with the intrinsic viscosity of 0.82 dL/g. The white master batch obtained by strictly controlling the temperature in the preparation process can be widely applied to various sanitary material products, and has the characteristics of good dispersion performance, good filtering performance, long spinning cycle, high whiteness, antibacterial performance and the like.
Description
Technical Field
The invention belongs to the field of sanitary material auxiliary materials, and particularly relates to a special color master batch for an antibacterial sanitary material fiber and a preparation method thereof.
Background
With the improvement of living standard of people, the use amount of daily sanitary articles such as wet tissues, masks, medical gloves and diapers is increasing. At present, PE and PET sheath-core composite filament and PET non-woven fabric become the mainstream direction of the market of the sanitary material, and the using amount of the white master batch for the PET sanitary material is increased year by year. In the field of sanitary materials, the antibacterial property of the product is higher, but the common antibacterial property of the white master batch product in the current market is poorer, and in the production process, the replacement period of the equipment assembly is shorter due to poor dispersibility.
The Chinese invention patent CN106280317A discloses an antibacterial PET color master batch and a preparation method thereof, wherein the antibacterial property is achieved by adding nano titanium dioxide surface graft powder into a formula, but the preparation method is complex, and a large amount of organic solvent is used in the preparation process, so that the environmental pollution is caused; and the problems of poor dispersibility and short replacement period of the components still exist in the production process of the color master batch, and the production requirement of the sanitary material cannot be met.
Disclosure of Invention
The invention provides a special color master batch for a sanitary fiber with high dispersion, high concentration and antibacterial effect and a preparation method thereof, aiming at the problems of poor dispersibility, short component replacement period and insufficient whiteness in the color master batch production process.
In order to achieve the purpose, the invention adopts the technical scheme that: the special color master batch for the antibacterial sanitary fiber comprises the following raw materials in parts by mass: 30-50% of PET polyester chip, stearic acid auxiliary agent: 0.5% -3%, titanium dioxide: 30-70% of silver ion antibacterial agent and 4-6% of silver ion antibacterial agent; the polyester chip is a bottle grade chip.
Preferably, the intrinsic viscosity of the polyester chip is 0.82 dL/g.
Preferably, the stearic acid auxiliary agent is one of calcium stearate, zinc stearate or barium stearate.
Preferably, the particle size of the titanium dioxide is less than or equal to 20 nm.
Preferably, the silver ion antibacterial agent is one of silver zeolite, silver activated carbon, silver silica gel or silver glass beads.
Preferably, the special color master batch for the antibacterial sanitary fiber further comprises 0.5-2% of silane coupling agent.
The invention also discloses a preparation method of the special color master batch for the antibacterial sanitary fiber, which comprises the following steps: the components are mixed according to the mass ratio, then mixed in a high-speed mixer, melted and blended by a double-screw extruder, granulated, dried and packaged to obtain the special color master batch for the antibacterial sanitary fiber.
Preferably, the temperature conditions for melt blending by using a twin-screw extruder are as follows: region 1 240 ℃, region 2 260 ℃, region 3 265 ℃, region 4 260 ℃, region 5 255 ℃, region 6 250 ℃, region 7 250 ℃, region 8 250 ℃, region 9 ℃, region 240 ℃, region 10 240 ℃, handpiece temperature: at 260 ℃.
Compared with the prior art, the invention has the advantages and positive effects that:
1. the white master batch prepared by the invention is used in antibacterial sanitary fiber, and has the advantages of good dispersion performance, good filtering performance, long spinning cycle, high whiteness, 30-day production and use assembly cycle, and greatly reduced cost for replacing spinning assemblies; the obtained product has good antibacterial effect, and can be widely applied to production of sanitary materials such as wet tissues, masks, medical gloves and the like.
2. The white master batch disclosed by the invention is simple in production process, environment-friendly and beneficial to industrial popularization.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.
The embodiment of the invention provides a special color master batch for antibacterial sanitary fibers, which comprises the following raw materials in parts by mass: 30-50% of PET polyester chip, stearic acid auxiliary agent: 0.5% -3%, titanium dioxide: 30-70% of silver ion antibacterial agent and 4-6% of silver ion antibacterial agent. In the embodiment, through the improvement of the formula, the obtained product has the advantages of dispersion property DF of less than 0.3MPa/g, better filtering property, stable pressure of a spinning assembly, long spinning period and high whiteness of the yarn, can be used for spinning superfine yarns and superfine composite yarns below 1D, and has good antibacterial effect.
In an alternative embodiment, the polyester chip is a bottle grade chip having an intrinsic viscosity of 0.82 dL/g; the stearic acid auxiliary agent is one of calcium stearate, zinc stearate or barium stearate; the particle size of the titanium dioxide is less than or equal to 20 nm; the silver ion antibacterial agent is one of silver zeolite, silver activated carbon, silver silica gel or silver glass beads. In the embodiment, the product using the bottle grade slices with the intrinsic viscosity of 0.82dL/g has the best filterability and the highest viscosity, so that the dispersion performance of the master batch is effectively improved; the titanium dioxide with better fineness is used, so that the filtering performance of the titanium dioxide can be improved, and better whiteness can be obtained.
In a preferred embodiment, the color master batch special for the antibacterial sanitary fiber further comprises 0.5-2% of silane coupling agent. In the above embodiment, the addition of the coupling agent can make the organic and inorganic substances better combined, and further improve the filterability and viscosity.
The embodiment of the invention also discloses a preparation method of the special color master batch for the antibacterial sanitary fiber, which is characterized by comprising the following steps: the components are mixed according to the mass ratio, then mixed in a high-speed mixer, melted and blended by a double-screw extruder, granulated, dried and packaged to obtain the special color master batch for the antibacterial sanitary fiber. The temperature conditions for melt blending by adopting a double-screw extruder are as follows: region 1 240 ℃, region 2 260 ℃, region 3 265 ℃, region 4 260 ℃, region 5 255 ℃, region 6 250 ℃, region 7 250 ℃, region 8 250 ℃, region 9 ℃, region 240 ℃, region 10 240 ℃, handpiece temperature: at 260 ℃. The temperature of the white master batch is very critical in the production process, if the temperature is too high, the dispersibility of the produced product is poor, the viscosity is greatly reduced, and the service cycle of a client is short; in addition, in the process of extrusion granulation, vacuum pumping is carried out to remove moisture and micromolecule impurities generated in the production process, so that the viscosity and the purity of the PET sanitary material master batch can be further increased.
In order to more clearly and specifically describe the color master batch special for the antibacterial sanitary fiber and the preparation method thereof provided by the embodiment of the invention, the following description is given with reference to specific embodiments.
Example 1
The formula of the white master batch comprises: 39 percent of bottle grade PET polyester chip with the intrinsic viscosity of 0.82dL/g, 1 percent of calcium stearate, 1 percent of Japanese Fuji titanium dioxide TA 30160 percent and 5 percent of silver zeolite antibacterial agent.
The preparation method comprises the following steps: the components are mixed according to the mass ratio, then mixed in a high-speed mixer, and then melted and blended by a double-screw extruder, granulated, dried and packaged to obtain the special color master batch for the antibacterial sanitary fiber. Wherein the temperature conditions of the melt blending of the double-screw extruder are as follows: region 1 240 ℃, region 2 260 ℃, region 3 265 ℃, region 4 260 ℃, region 5 255 ℃, region 6 250 ℃, region 7 250 ℃, region 8 250 ℃, region 9 ℃, region 240 ℃, region 10 240 ℃, handpiece temperature: at 260 ℃.
Example 2
39 percent of bottle grade PET polyester chip with the intrinsic viscosity of 0.82dL/g, 1 percent of calcium stearate, 1 percent of Japanese Fuji titanium dioxide TA 30160 percent and 4 percent of silver zeolite antibacterial agent.
The preparation method comprises the following steps: same as in example 1.
Example 3
The formula of the white master batch comprises: 39 percent of bottle-grade PET polyester chip with the intrinsic viscosity of 0.82dL/g, 1 percent of calcium stearate, 5 percent of Japanese Fuji titanium dioxide TA 30160 percent, 5 percent of silver zeolite antibacterial agent and 1 percent of silane coupling agent.
The preparation method comprises the following steps: same as in example 1.
Comparative example 1
The formula of the white master batch comprises: 39 percent of bright PET polyester chip with the intrinsic viscosity of 0.67dL/g, 1 percent of calcium stearate, 1 percent of Japanese Fuji titanium dioxide TA 30160 percent and 5 percent of silver zeolite antibacterial agent.
The preparation method comprises the following steps: same as in example 1.
Comparative example 2
The formula of the white master batch comprises: same as in example 1.
The preparation method comprises the following steps: the components are mixed according to the mass ratio, then mixed in a high-speed mixer, melted and blended by a double-screw extruder, granulated, dried and packaged to obtain the special color master batch for the antibacterial sanitary fiber. Wherein the temperature conditions of the melt blending of the double-screw extruder are as follows: region 1 240 ℃, region 2 270 ℃, region 3 275 ℃, region 4 270 ℃, region 5 275 ℃, region 6 ℃, region 7, 260 ℃, region 8 ℃, region 9, 250 ℃, region 10, die temperature: 270 ℃.
Performance testing
Selecting PET and the prepared color master batch, uniformly mixing the PET and the prepared color master batch according to the weight ratio of 2:1, preparing a sample, carrying out an antibacterial experiment according to the textile industry standard FZ/T01021-92, wherein the experiment temperature is 35-40 ℃, the experiment period is 12-24h, and the test strains are as follows: escherichia coli, Staphylococcus aureus, Bacillus megaterium, Pseudomonas fluorescens, Bacillus subtilis; the intrinsic viscosity test was carried out using the standards ISO 1628-5-1998 and ISO 3105-. The obtained color master batch is prepared according to European standard EN 13900-5: 2005, filtration performance test.
The test results are shown in Table 1.
TABLE 1 antibacterial white master batch Performance test results
As shown in Table 1, the addition amount of the silver ion antibacterial agent is more than 4%, and a good antibacterial effect (more than 65%) can be achieved. The filterability and viscosity of different slices are obviously different, the product using the bottle grade slice with the intrinsic viscosity of 0.82dL/g has better filterability and higher viscosity, and the dispersion performance of master batches is effectively improved. The addition of the coupling agent enables organic matters and inorganic matters to be better combined, and the filterability and the viscosity are further improved. The temperature in the production process has great influence on the product performance, and under the temperature condition, the product has the best dispersivity and viscosity index.
Claims (8)
1. The special color master batch for the antibacterial sanitary fiber is characterized by comprising the following raw materials in parts by mass: 30-50% of PET polyester chip, stearic acid auxiliary agent: 0.5% -3%, titanium dioxide: 30-70% of silver ion antibacterial agent and 4-6% of silver ion antibacterial agent;
the polyester chip is a bottle grade chip.
2. The color master batch special for antibacterial wood fibers according to claim 1, wherein the intrinsic viscosity of the polyester chip is 0.82 dL/g.
3. The color master batch special for the antibacterial toilet fiber according to claim 1, wherein the stearic acid auxiliary agent is one of calcium stearate, zinc stearate or barium stearate.
4. The special color master batch for antibacterial sanitary fibers according to claim 1, wherein the particle size of the titanium dioxide is less than or equal to 20 nm.
5. The color master batch special for antibacterial sanitary fiber according to claim 1, wherein the silver ion antibacterial agent is one of silver zeolite, silver activated carbon, silver silica gel or silver glass beads.
6. The color master batch special for antibacterial sanitary fiber as claimed in claim 1, further comprising 0.5-2% of silane coupling agent.
7. The preparation method of the special color master batch for antibacterial sanitary fibers according to any one of claims 1 to 6, characterized by comprising the following steps: the components are mixed according to the mass ratio, then mixed in a high-speed mixer, melted and blended by a double-screw extruder, granulated, dried and packaged to obtain the special color master batch for the antibacterial sanitary fiber.
8. The preparation method according to claim 7, wherein the temperature conditions for melt blending by using a twin-screw extruder are as follows: region 1 240 ℃, region 2 260 ℃, region 3 265 ℃, region 4 260 ℃, region 5 255 ℃, region 6 250 ℃, region 7 250 ℃, region 8 250 ℃, region 9 ℃, region 240 ℃, region 10 240 ℃, head temperature: at 260 ℃.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911375760.XA CN111154236A (en) | 2019-12-27 | 2019-12-27 | Special color master batch for antibacterial sanitary fiber and preparation method thereof |
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| CN201911375760.XA CN111154236A (en) | 2019-12-27 | 2019-12-27 | Special color master batch for antibacterial sanitary fiber and preparation method thereof |
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| CN111154236A true CN111154236A (en) | 2020-05-15 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115536987A (en) * | 2021-06-30 | 2022-12-30 | 南亚塑胶工业股份有限公司 | Antibacterial and mildewproof polyester material |
| CN115534466A (en) * | 2021-06-30 | 2022-12-30 | 南亚塑胶工业股份有限公司 | Antibacterial and mildewproof polyester laminated structure |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104861479A (en) * | 2014-10-11 | 2015-08-26 | 青岛欣展塑胶有限公司 | Antibacterial color master batch used for polyethylene glycol terephthalate |
| CN104963028A (en) * | 2015-07-01 | 2015-10-07 | 义乌市惠航化纤科技有限公司 | Antibacterial polyester fibers and preparation method for same |
-
2019
- 2019-12-27 CN CN201911375760.XA patent/CN111154236A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104861479A (en) * | 2014-10-11 | 2015-08-26 | 青岛欣展塑胶有限公司 | Antibacterial color master batch used for polyethylene glycol terephthalate |
| CN104963028A (en) * | 2015-07-01 | 2015-10-07 | 义乌市惠航化纤科技有限公司 | Antibacterial polyester fibers and preparation method for same |
Non-Patent Citations (1)
| Title |
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| 严岩等: "消光聚酯母粒制备工艺研究", 《合成技术及应用》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115536987A (en) * | 2021-06-30 | 2022-12-30 | 南亚塑胶工业股份有限公司 | Antibacterial and mildewproof polyester material |
| CN115534466A (en) * | 2021-06-30 | 2022-12-30 | 南亚塑胶工业股份有限公司 | Antibacterial and mildewproof polyester laminated structure |
| CN115536987B (en) * | 2021-06-30 | 2023-11-28 | 南亚塑胶工业股份有限公司 | Antibacterial mildew-proof polyester material |
| US11968980B2 (en) | 2021-06-30 | 2024-04-30 | Nan Ya Plastics Corporation | Antibacterial and antifungal polyester material |
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