CN111074372A - Antibacterial polyester fiber and preparation method thereof - Google Patents
Antibacterial polyester fiber and preparation method thereof Download PDFInfo
- Publication number
- CN111074372A CN111074372A CN201911188832.XA CN201911188832A CN111074372A CN 111074372 A CN111074372 A CN 111074372A CN 201911188832 A CN201911188832 A CN 201911188832A CN 111074372 A CN111074372 A CN 111074372A
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- polyester
- antibacterial
- polyester fiber
- catalyst
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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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
- C08G63/181—Acids containing aromatic rings
- C08G63/183—Terephthalic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
- C08G63/86—Germanium, antimony, or compounds thereof
- C08G63/863—Germanium or compounds thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/78—Preparation processes
- C08G63/82—Preparation processes characterised by the catalyst used
- C08G63/85—Germanium, tin, lead, arsenic, antimony, bismuth, titanium, zirconium, hafnium, vanadium, niobium, tantalum, or compounds thereof
- C08G63/86—Germanium, antimony, or compounds thereof
- C08G63/866—Antimony or compounds thereof
-
- 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
- C08K3/04—Carbon
- C08K3/042—Graphene or derivatives, e.g. graphene oxides
-
- 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
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Artificial Filaments (AREA)
Abstract
The invention discloses an antibacterial polyester fiber which comprises 90-95 parts by weight of polyester slices, 3-5 parts by weight of activated carbon and 2-3 parts by weight of an antibacterial agent, wherein the polyester slices are prepared by taking terephthalic acid and ethylene glycol as raw materials, adding a catalyst and graphene and then adopting a direct esterification method, wherein the catalyst is a mixture of antimony trioxide, germanium dioxide and antimony acetate, and the mass ratio of the antimony trioxide to the germanium dioxide to the antimony acetate is 1:1: 1; the antibacterial agent comprises, by weight, 40-55 parts of silver-loaded zeolite, 12-15 parts of silver-loaded zirconium phosphate, 5-8 parts of isothiazolinone, 1-5 parts of titanate coupling agent and 1-5 parts of polyurethane resin. According to the antibacterial polyester fiber obtained by the invention, the antibacterial property of the fiber is improved by properly modifying the polyester chips, and meanwhile, the catalyst and the graphene are added in the preparation of the polyester chips, so that the stability of the polyester is improved.
Description
Technical Field
The invention relates to a fiber, in particular to an antibacterial polyester fiber.
Background
Polyester (PET) has excellent properties of high strength, good elasticity, light resistance, chemical corrosion resistance and the like, is a synthetic fiber with the highest yield and the widest application range among various synthetic fibers, and is widely used for clothes, curtains, bedding articles, interior decoration and various special materials. The rapid development of the society puts forward a plurality of new requirements on the performance of the traditional polyester fiber, and the upgrading and updating of the polyester fiber are important targets of the current development.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provide an antibacterial polyester fiber and a preparation method thereof.
In order to achieve the purpose, the antibacterial polyester fiber comprises 90-95 parts of polyester slices, 3-5 parts of activated carbon and 2-3 parts of an antibacterial agent in parts by weight, wherein the polyester slices are prepared by taking terephthalic acid and ethylene glycol as raw materials, adding a catalyst and graphene and then adopting a direct esterification method, wherein the catalyst is a mixture of antimony trioxide, germanium dioxide and antimony acetate, and the mass ratio of the antimony trioxide to the germanium dioxide to the antimony acetate is 1:1: 1; the antibacterial agent comprises, by weight, 40-55 parts of silver-loaded zeolite, 12-15 parts of silver-loaded zirconium phosphate, 5-8 parts of isothiazolinone, 1-5 parts of titanate coupling agent and 1-5 parts of polyurethane resin.
The antibacterial polyester fiber comprises polyester chips, activated carbon and an antibacterial agent, the antibacterial property and the strength of the polyester fiber can be improved by combining the polyester chips with the activated carbon and the antibacterial agent, the silver-loaded zeolite, the silver-loaded zirconium phosphate and the isothiazolinone in the antibacterial agent have good antibacterial performance, and the antibacterial agent can be connected together by the titanate coupling agent to improve the antibacterial effect.
The invention also discloses a preparation method of the antibacterial polyester fiber, which comprises the following steps:
the first step is as follows: preparing a polyester chip, namely preparing the polyester chip by taking terephthalic acid and ethylene glycol as raw materials, adding a catalyst and graphene and then adopting a direct esterification method, wherein the catalyst accounts for 0.1-0.5% of the total weight of the polyester chip, and the graphene accounts for 0.5-0.8% of the total weight of the polyester chip;
the second step is that: preparing an antibacterial agent, namely uniformly mixing 40-55 parts of silver-loaded zeolite, 12-15 parts of silver-loaded zirconium phosphate, 5-8 parts of isothiazolinone, 1-5 parts of titanate coupling agent and 1-5 parts of polyurethane resin, heating for reaction for 30min, cooling and grinding into powder to obtain the antibacterial agent;
the third step: preparing antibacterial polyester fiber, then uniformly mixing 90-95 parts of polyester chips, 3-5 parts of activated carbon and 2-3 parts of antibacterial agent, adding the mixture into a screw extruder for high-speed spinning, wherein a spinneret plate is a special-shaped spinneret hole, the melt temperature is 270-290 ℃, and the continuous spinning speed is 2000-5000 m/min, and finally obtaining the polyester fiber.
The mass ratio of terephthalic acid to ethylene glycol in the preparation of the polyester chips is 1: 1.5.
According to the antibacterial polyester fiber obtained by the invention, the antibacterial property of the fiber is improved by properly modifying the polyester chips, and meanwhile, the catalyst and the graphene are added in the preparation of the polyester chips, so that the stability of the polyester is improved.
Detailed Description
The present invention will be further described with reference to the following examples.
Example 1:
the antibacterial polyester fiber provided by the embodiment comprises 92 parts of polyester slices, 5 parts of activated carbon and 3 parts of antibacterial agent according to parts by weight, wherein the polyester slices are prepared by taking terephthalic acid and ethylene glycol as raw materials, adding a catalyst and graphene and then adopting a direct esterification method, wherein the catalyst is a mixture of antimony trioxide, germanium dioxide and antimony acetate, and the mass ratio of the catalyst to the antimony acetate is 1:1: 1; the antibacterial agent comprises, by weight, 40 parts of silver-loaded zeolite, 12 parts of silver-loaded zirconium phosphate, 5 parts of isothiazolinone, 3 parts of titanate coupling agent and 2 parts of polyurethane resin.
The invention also discloses a preparation method of the antibacterial polyester fiber, which comprises the following steps:
the first step is as follows: preparing a polyester chip, namely preparing the polyester chip by taking terephthalic acid and ethylene glycol as raw materials, adding a catalyst and graphene and then adopting a direct esterification method, wherein the catalyst accounts for 0.1-0.5% of the total weight of the polyester chip, and the graphene accounts for 0.5-0.8% of the total weight of the polyester chip;
the second step is that: preparing an antibacterial agent, namely uniformly mixing 40 parts of silver-loaded zeolite, 12 parts of silver-loaded zirconium phosphate, 5 parts of isothiazolinone, 3 parts of titanate coupling agent and 2 parts of polyurethane resin, heating for reaction for 30min, cooling and grinding into powder to obtain the antibacterial agent;
the third step: preparing antibacterial polyester fiber, then uniformly mixing 92 parts of polyester chips, 5 parts of activated carbon and 3 parts of antibacterial agent, adding the mixture into a screw extruder for high-speed spinning, wherein a spinneret plate is a special-shaped spinneret hole, the melt temperature is 270-290 ℃, the continuous spinning speed is 2000-5000 m/min, and finally obtaining the antibacterial polyester fiber.
The antibacterial polyester fiber prepared by the embodiment has excellent antibacterial performance, and is tested by a film-sticking culture method according to the GB15979-2002 standard, escherichia coli and trichoderma are taken as tested strains, and the bacteriostasis rate reaches 99.95%.
Example 2:
the raw materials and the preparation method of the antibacterial polyester fiber provided by the embodiment are substantially the same as those of the embodiment 1, and the main difference is that the polyester fiber comprises 95 parts by weight of polyester slices, 3 parts by weight of activated carbon and 2 parts by weight of antibacterial agent, wherein the polyester slices are prepared by taking terephthalic acid and ethylene glycol as raw materials, adding a catalyst and graphene and then adopting a direct esterification method, wherein the catalyst is a mixture of antimony trioxide, germanium dioxide and antimony acetate, and the mass ratio of the antimony trioxide to the germanium dioxide to the antimony acetate is 1:1: 1; the antibacterial agent comprises 55 parts of silver-loaded zeolite, 15 parts of silver-loaded zirconium phosphate, 8 parts of isothiazolinone, 3 parts of titanate coupling agent and 2 parts of polyurethane resin in parts by weight.
The antibacterial polyester fiber prepared by the embodiment has excellent antibacterial performance, and is tested by a film-sticking culture method according to the GB15979-2002 standard, escherichia coli and trichoderma are taken as tested strains, and the bacteriostasis rate reaches 99.95%.
Example 3:
the raw materials and the preparation method of the antibacterial polyester fiber provided by the embodiment are substantially the same as those of the embodiment 1, and the main difference is that the polyester fiber comprises 93 parts by weight of polyester slices, 5 parts by weight of activated carbon and 2 parts by weight of antibacterial agent, wherein the polyester slices are prepared by taking terephthalic acid and ethylene glycol as raw materials, adding a catalyst and graphene and then adopting a direct esterification method, wherein the catalyst is a mixture of antimony trioxide, germanium dioxide and antimony acetate, and the mass ratio of the catalyst to the antimony trioxide to the germanium dioxide to the antimony acetate is 1:1: 1; the antibacterial agent comprises 48 parts by weight of silver-loaded zeolite, 12 parts by weight of silver-loaded zirconium phosphate, 6 parts by weight of isothiazolinone, 3 parts by weight of titanate coupling agent and 3 parts by weight of polyurethane resin.
The antibacterial polyester fiber prepared by the embodiment has excellent antibacterial performance, and is tested by a film-sticking culture method according to the GB15979-2002 standard, escherichia coli and trichoderma are taken as tested strains, and the bacteriostasis rate reaches 99.95%.
Claims (3)
1. An antibacterial polyester fiber is characterized in that: the polyester fiber comprises 90-95 parts of polyester slices, 3-5 parts of activated carbon and 2-3 parts of an antibacterial agent according to parts by weight, wherein the polyester slices are prepared by taking terephthalic acid and ethylene glycol as raw materials, adding a catalyst and graphene and then adopting a direct esterification method, wherein the catalyst is a mixture of antimony trioxide, germanium dioxide and antimony acetate, and the mass ratio of the antimony trioxide to the germanium dioxide to the antimony acetate is 1:1: 1; the antibacterial agent comprises, by weight, 40-55 parts of silver-loaded zeolite, 12-15 parts of silver-loaded zirconium phosphate, 5-8 parts of isothiazolinone, 1-5 parts of titanate coupling agent and 1-5 parts of polyurethane resin.
2. The preparation method of the antibacterial polyester fiber according to claim 1, characterized by comprising the following steps:
the first step is as follows: preparing a polyester chip, namely preparing the polyester chip by taking terephthalic acid and ethylene glycol as raw materials, adding a catalyst and graphene and then adopting a direct esterification method, wherein the catalyst accounts for 0.1-0.5% of the total weight of the polyester chip, and the graphene accounts for 0.5-0.8% of the total weight of the polyester chip;
the second step is that: preparing an antibacterial agent, namely uniformly mixing 40-55 parts of silver-loaded zeolite, 12-15 parts of silver-loaded zirconium phosphate, 5-8 parts of isothiazolinone, 1-5 parts of titanate coupling agent and 1-5 parts of polyurethane resin, heating for reaction for 30min, cooling and grinding into powder to obtain the antibacterial agent;
the third step: preparing polyester fiber, then uniformly mixing 90-95 parts of polyester chips, 3-5 parts of activated carbon and 2-3 parts of antibacterial agent, adding the mixture into a screw extruder for high-speed spinning, wherein a spinneret plate is a special-shaped spinneret hole, the melt temperature is 270-290 ℃, the continuous spinning speed is 2000-5000 m/min, and finally obtaining the polyester fiber.
3. The preparation method of the antibacterial polyester fiber according to claim 2, characterized in that: the mass ratio of terephthalic acid to ethylene glycol in the preparation of the polyester chips is 1: 1.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911188832.XA CN111074372A (en) | 2019-11-28 | 2019-11-28 | Antibacterial polyester fiber and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911188832.XA CN111074372A (en) | 2019-11-28 | 2019-11-28 | Antibacterial polyester fiber and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN111074372A true CN111074372A (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911188832.XA Pending CN111074372A (en) | 2019-11-28 | 2019-11-28 | Antibacterial polyester fiber and preparation method thereof |
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| CN (1) | CN111074372A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111647966A (en) * | 2020-06-11 | 2020-09-11 | 太仓逸枫化纤有限公司 | High-hollowness polyester filament fiber and preparation method thereof |
| CN115787128A (en) * | 2022-12-28 | 2023-03-14 | 江苏垶恒复合材料有限公司 | Antibacterial polyester staple fiber |
| CN117845364A (en) * | 2023-12-18 | 2024-04-09 | 潮州市明旦婚纱礼服有限公司 | Preparation process of moisture-absorbing antibacterial fiber fabric |
-
2019
- 2019-11-28 CN CN201911188832.XA patent/CN111074372A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111647966A (en) * | 2020-06-11 | 2020-09-11 | 太仓逸枫化纤有限公司 | High-hollowness polyester filament fiber and preparation method thereof |
| CN115787128A (en) * | 2022-12-28 | 2023-03-14 | 江苏垶恒复合材料有限公司 | Antibacterial polyester staple fiber |
| CN115787128B (en) * | 2022-12-28 | 2024-04-30 | 江苏垶恒复合材料有限公司 | Antibacterial polyester staple fiber |
| CN117845364A (en) * | 2023-12-18 | 2024-04-09 | 潮州市明旦婚纱礼服有限公司 | Preparation process of moisture-absorbing antibacterial fiber fabric |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20200428 |
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| WD01 | Invention patent application deemed withdrawn after publication |