CN108359236B - Antibacterial toothbrush and manufacturing method thereof - Google Patents
Antibacterial toothbrush and manufacturing method thereof Download PDFInfo
- Publication number
- CN108359236B CN108359236B CN201810134385.9A CN201810134385A CN108359236B CN 108359236 B CN108359236 B CN 108359236B CN 201810134385 A CN201810134385 A CN 201810134385A CN 108359236 B CN108359236 B CN 108359236B
- Authority
- CN
- China
- Prior art keywords
- toothbrush
- zone
- antibacterial
- head
- extract
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
-
- 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
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/06—Conditioning or physical treatment of the material to be shaped by drying
-
- 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
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/78—Measuring, controlling or regulating of temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76494—Controlled parameter
- B29C2945/76531—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76655—Location of control
- B29C2945/76732—Mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/9259—Angular velocity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
- B29C2948/926—Flow or feed rate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92828—Raw material handling or dosing, e.g. active hopper or feeding device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/42—Brushes
- B29L2031/425—Toothbrush
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Abstract
The invention provides an antibacterial toothbrush and a manufacturing method thereof, wherein a toothbrush handle, a toothbrush head and toothbrush bristles are integrally formed by injection molding, so that gaps and holes remained in a plug-in type manufacturing process are avoided, and sanitary dead corners which are difficult to clean are greatly reduced. The toothbrush head and the toothbrush bristles are made of the same raw materials, polyamide and polyethylene glycol terephthalate are used as plastic base materials, the mechanical strength and the forming rate are guaranteed, 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder, the eucalyptus robusta leaf extract, the waxgourd seed extract and tea polyphenol are added, the antibacterial effect is achieved synergistically, the pomegranate bark extract (rich in ellagic acid) is added, the pomegranate bark extract and the tea polyphenol achieve the antioxidation effect synergistically, the toothbrush head and the toothbrush bristles (the opportunities of the toothbrush head and the toothbrush bristles to the oral cavity are the most frequent) are endowed with excellent antibacterial and antioxidant performances, the service cycle of the toothbrush can be greatly prolonged, and the oral cavity and the teeth cannot be polluted after long-term use.
Description
Technical Field
The invention relates to the technical field of daily necessities, in particular to an antibacterial toothbrush and a manufacturing method thereof.
Background
The toothbrush belongs to daily necessities, and has the functions of brushing residues in the oral cavity and cleaning teeth and gums so as to keep the oral cavity clean and sanitary. However, the material for manufacturing the toothbrush is generally plastic, and the plastic is easy to breed bacteria due to the nature of the plastic, and the toothbrush is polluted every day, so that thorough sanitation, hygiene and health and safety are difficult to realize. Especially, the combination part of the toothbrush bristle bottom and the toothbrush handle and the toothbrush bristles can store dirty and dirty, is very difficult to clean, can breed a large amount of bacteria after being used for a long time, and will certainly cause adverse effects on human health.
Therefore, the common toothbrush is a tooth cleaning tool and a large pollution source, food residues or various germs attached to the toothbrush bristles cannot be completely cleaned by only using water during each tooth brushing, and after the tooth brushing is finished, various germs attached to the toothbrush filaments start to multiply greatly, particularly propagate rapidly under warm and humid conditions, and pollute the oral cavity and teeth when the tooth brushing is carried out again, so the common toothbrush needs to be replaced in time after being used for one month.
Disclosure of Invention
The invention aims to provide an antibacterial toothbrush and a manufacturing method thereof, which have strong antibacterial capability and durable antibacterial capability.
In order to achieve the purpose, the invention is realized by the following scheme:
the utility model provides an antibacterial toothbrush, includes toothbrush handle and rather than the toothbrush head of being connected and being covered with toothbrush hair, toothbrush handle, toothbrush head and toothbrush hair adopt whole injection moulding integrated into one piece, the raw materials of toothbrush head and toothbrush hair all are made by the component of following parts by weight: 100 parts of polyamide, 30-40 parts of polyethylene terephthalate, 1-2 parts of 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder, 0.8-1 part of eucalyptus robusta leaf extract, 0.5-0.6 part of waxgourd seed extract, 0.3-0.4 part of tea polyphenol, 0.3-0.4 part of pomegranate peel extract, 1-2 parts of liquid paraffin, 0.3-0.4 part of sodium silicate, 0.08 part of polysorbate-800.06, 0.06-0.08 part of 1, 2-propylene glycol and 3-4 parts of water.
Preferably, the toothbrush handle is made of polypropylene or polystyrene.
The manufacturing method of the antibacterial toothbrush comprises the steps of adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine, and manufacturing the antibacterial toothbrush by utilizing an integrally molded injection mold; the preparation method of the toothbrush head and the toothbrush bristles comprises the following steps:
(1) adding sodium silicate and 1, 2-propylene glycol in a formula amount into water, and uniformly stirring to obtain a first material;
(2) weighing polysorbate-80 and liquid paraffin according to the formula ratio, uniformly mixing, heating to 70-80 ℃, adding the first material while stirring, uniformly stirring, and naturally cooling to room temperature (25 ℃) to obtain a second material;
(3) adding the eucalyptus robusta leaf extract, the semen benincasae extract, the tea polyphenol and the pomegranate rind extract in the formula amount into the second material while stirring, and performing ultrasonic oscillation for 20-30 minutes to obtain a third material;
(4) and uniformly mixing the third material with polyamide, polyethylene terephthalate and 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder according to the formula ratio in a mixer, transferring to a double-screw extruder, and carrying out melt extrusion, granulation and drying to obtain the flaky raw material.
Preferably, the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles are respectively added into respective material cylinders of a double-color injection molding machine, the temperature outside the mold is kept at 80 ℃, and the temperature conditions inside the mold are as follows: starting a double-color injection molding machine at the front temperature of 210 ℃, the middle temperature of 215 ℃ and the tail temperature of 200 ℃, injecting the raw materials, performing injection molding, and demolding to obtain the composite material.
Further preferably, the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles are firstly dried, and the drying conditions are as follows: drying for 4-5 hours at 90-100 ℃.
Further preferably, the heat is preserved outside the mold by a mold temperature controller.
Preferably, in the step (4), the 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder is prepared by the following method: adding magnesium powder into 2-3 times of 1, 2-propylene glycol, stirring for 5-6 minutes by using a high-speed shearing dispersion machine, then adding 0.04-0.05 time of 3- (methacryloyloxy) propyl trimethoxy silane, shearing for 30-40 minutes at a high speed, and drying to obtain the magnesium-based composite material.
More preferably, the particle size of the magnesium powder is 200 to 300 nm.
More preferably, the drying condition is 100-110 ℃ for 5-6 hours.
Preferably, in the step (4), the process conditions of the twin-screw extruder are as follows: first zone 200 ℃, second zone 220 ℃, third zone 220 ℃, fourth zone 240 ℃, fifth zone 260 ℃, sixth zone 265 ℃, seventh zone 265 ℃, eighth zone 265 ℃, ninth zone 265 ℃, tenth zone 265 ℃, eleventh zone 265 ℃, twelfth zone 260 ℃, head 250 ℃, feeding speed: 10kg/h, extruder speed: 155 rpm.
Preferably, in the step (4), the drying process conditions are as follows: drying the mixture for 3 to 5 hours at a temperature of between 60 and 80 ℃. The invention has the beneficial effects that:
1. the toothbrush handle, the toothbrush head and the toothbrush bristles are integrally formed by injection molding, so that gaps and holes remained in a plug-in type manufacturing process are avoided, and sanitary dead corners which are difficult to clean are greatly reduced. The toothbrush head and the toothbrush bristles are made of the same raw materials, polyamide and polyethylene glycol terephthalate are used as plastic base materials, the mechanical strength and the forming rate are guaranteed, 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder, the eucalyptus robusta leaf extract, the waxgourd seed extract and tea polyphenol are added, the antibacterial effect is achieved synergistically, the pomegranate bark extract (rich in ellagic acid) is added, the pomegranate bark extract and the tea polyphenol achieve the antioxidation effect synergistically, the toothbrush head and the toothbrush bristles (the opportunities of the toothbrush head and the toothbrush bristles to the oral cavity are the most frequent) are endowed with excellent antibacterial and antioxidant performances, the service cycle of the toothbrush can be greatly prolonged, and the oral cavity and the teeth cannot be polluted after long-term use.
2. When the toothbrush is manufactured, the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles are directly added into respective material cylinders of a double-color injection molding machine and are manufactured by utilizing an integrally molded injection mold, so that the process is simple.
3. The toothbrush head and toothbrush hair raw materials need to be prepared in advance, sodium silicate (adhesive) and 1, 2-propylene glycol are added into water to obtain a first viscous material, then the first viscous material is added into a mixture of polysorbate-80 and liquid paraffin (lubricant) which are mixed and heated in advance to obtain a second material which is fully and uniformly mixed, then eucalyptus robusta leaf extract, waxgourd seed extract, tea polyphenol and pomegranate rind extract are added into the second material to obtain a third material, finally the third material, polyamide, polyethylene terephthalate and 3- (methacryloyloxy) propyl trimethoxy silane modified magnesium powder with the formula amount are uniformly mixed in a mixer, and then a double-screw extruder is utilized to prepare a sheet raw material with uniform components. The step-by-step mixing is beneficial to the uniform mixing of all materials, and the uniformity of the product is ensured.
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 waxgourd seed extract related by the invention is purchased from Wuhan Dahuawei pharmaceutical chemical Co Ltd; pomegranate rind extract, available from sienna biosciences ltd;
example 1
The utility model provides an antibacterial toothbrush, includes toothbrush handle and rather than the toothbrush head of being connected and being covered with toothbrush hair, toothbrush handle, toothbrush head and toothbrush hair adopt whole injection moulding integrated into one piece, the raw materials of toothbrush head and toothbrush hair all are made by the component of following parts by weight: 100 parts of polyamide, 30 parts of polyethylene terephthalate, 1 part of 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder, 0.8 part of eucalyptus robusta leaf extract, 0.5 part of Chinese waxgourd seed extract, 0.3 part of tea polyphenol, 0.3 part of pomegranate peel extract, 1 part of liquid paraffin, 0.3 part of sodium silicate, 0.8978 part of polysorbate-800.06 part, 0.06 part of 1, 2-propylene glycol and 3 parts of water.
The toothbrush handle is made of polypropylene.
The manufacturing method of the antibacterial toothbrush comprises the steps of adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine, and manufacturing the antibacterial toothbrush by utilizing an integrally molded injection mold; the preparation method of the toothbrush head and the toothbrush bristles comprises the following steps:
(1) adding sodium silicate and 1, 2-propylene glycol in a formula amount into water, and uniformly stirring to obtain a first material;
(2) weighing polysorbate-80 and liquid paraffin according to the formula ratio, uniformly mixing, heating to 70 ℃, adding the first material while stirring, uniformly stirring, and naturally cooling to room temperature (25 ℃) to obtain a second material;
(3) adding the formulated amount of folium Eucalypti Robustae extract, semen Benincasae extract, tea polyphenols and pericarpium Granati extract into the second material while stirring, and performing ultrasonic oscillation for 20 min to obtain a third material;
(4) and uniformly mixing the third material with polyamide, polyethylene terephthalate and 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder according to the formula ratio in a mixer, transferring to a double-screw extruder, performing melt extrusion, granulating, and drying at 60 ℃ for 3 hours to obtain the flaky raw material.
Adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine respectively, keeping the outside temperature of the mold at 80 ℃, and the internal temperature conditions of the mold are as follows: starting a double-color injection molding machine at the front temperature of 210 ℃, the middle temperature of 215 ℃ and the tail temperature of 200 ℃, injecting the raw materials, performing injection molding, and demolding to obtain the composite material.
The raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles are firstly dried, and the drying conditions are as follows: drying for 4 hours at 90 ℃.
In the step (4), the 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder is prepared by the following method: adding magnesium powder into 2 times of 1, 2-propylene glycol, stirring for 5 minutes by using a high-speed shearing dispersion machine, then adding 0.04 times of 3- (methacryloyloxy) propyl trimethoxy silane, shearing for 30 minutes at high speed, and drying for 5 hours at 100 ℃ to obtain the magnesium-based composite material.
In the step (4), the process conditions of the double-screw extruder are as follows: first zone 200 ℃, second zone 220 ℃, third zone 220 ℃, fourth zone 240 ℃, fifth zone 260 ℃, sixth zone 265 ℃, seventh zone 265 ℃, eighth zone 265 ℃, ninth zone 265 ℃, tenth zone 265 ℃, eleventh zone 265 ℃, twelfth zone 260 ℃, head 250 ℃, feeding speed: 10kg/h, extruder speed: 155 rpm.
Example 2
The utility model provides an antibacterial toothbrush, includes toothbrush handle and rather than the toothbrush head of being connected and being covered with toothbrush hair, toothbrush handle, toothbrush head and toothbrush hair adopt whole injection moulding integrated into one piece, the raw materials of toothbrush head and toothbrush hair all are made by the component of following parts by weight: 100 parts of polyamide, 40 parts of polyethylene terephthalate, 2 parts of 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder, 1 part of a eucalyptus robusta leaf extract, 0.6 part of a waxgourd seed extract, 0.4 part of tea polyphenol, 0.4 part of a pomegranate peel extract, 2 parts of liquid paraffin, 0.4 part of sodium silicate, 0.8978 part of polysorbate-800.08 part, 0.08 part of 1, 2-propylene glycol and 4 parts of water.
The toothbrush handle is made of polystyrene.
The manufacturing method of the antibacterial toothbrush comprises the steps of adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine, and manufacturing the antibacterial toothbrush by utilizing an integrally molded injection mold; the preparation method of the toothbrush head and the toothbrush bristles comprises the following steps:
(1) adding sodium silicate and 1, 2-propylene glycol in a formula amount into water, and uniformly stirring to obtain a first material;
(2) weighing polysorbate-80 and liquid paraffin according to the formula ratio, uniformly mixing, heating to 80 ℃, adding the first material while stirring, uniformly stirring, and naturally cooling to room temperature (25 ℃) to obtain a second material;
(3) adding the formulated amount of folium Eucalypti Robustae extract, semen Benincasae extract, tea polyphenols and pericarpium Granati extract into the second material while stirring, and performing ultrasonic oscillation for 30 min to obtain a third material;
(4) and uniformly mixing the third material with polyamide, polyethylene terephthalate and 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder according to the formula ratio in a mixer, transferring to a double-screw extruder, performing melt extrusion, granulating, and drying at 80 ℃ for 5 hours to obtain the flaky raw material.
Adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine respectively, keeping the outside temperature of the mold at 80 ℃, and the internal temperature conditions of the mold are as follows: starting a double-color injection molding machine at the front temperature of 210 ℃, the middle temperature of 215 ℃ and the tail temperature of 200 ℃, injecting the raw materials, performing injection molding, and demolding to obtain the composite material.
The raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles are firstly dried, and the drying conditions are as follows: drying at 100 ℃ for 5 hours.
In the step (4), the 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder is prepared by the following method: adding magnesium powder into 3 times of 1, 2-propylene glycol by weight, stirring for 6 minutes by using a high-speed shearing dispersion machine, then adding 0.05 times of 3- (methacryloyloxy) propyl trimethoxy silane by weight, shearing for 40 minutes at high speed, and drying for 6 hours at 110 ℃ to obtain the magnesium-based composite material.
In the step (4), the process conditions of the double-screw extruder are as follows: first zone 200 ℃, second zone 220 ℃, third zone 220 ℃, fourth zone 240 ℃, fifth zone 260 ℃, sixth zone 265 ℃, seventh zone 265 ℃, eighth zone 265 ℃, ninth zone 265 ℃, tenth zone 265 ℃, eleventh zone 265 ℃, twelfth zone 260 ℃, head 250 ℃, feeding speed: 10kg/h, extruder speed: 155 rpm.
Example 3
The utility model provides an antibacterial toothbrush, includes toothbrush handle and rather than the toothbrush head of being connected and being covered with toothbrush hair, toothbrush handle, toothbrush head and toothbrush hair adopt whole injection moulding integrated into one piece, the raw materials of toothbrush head and toothbrush hair all are made by the component of following parts by weight: 100 parts of polyamide, 30 parts of polyethylene terephthalate, 2 parts of 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder, 0.8 part of eucalyptus robusta leaf extract, 0.6 part of Chinese waxgourd seed extract, 0.3 part of tea polyphenol, 0.4 part of pomegranate peel extract, 1 part of liquid paraffin, 0.4 part of sodium silicate, 0.8978 part of polysorbate-800.06 part, 0.08 part of 1, 2-propylene glycol and 3 parts of water.
The toothbrush handle is made of polypropylene.
The manufacturing method of the antibacterial toothbrush comprises the steps of adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine, and manufacturing the antibacterial toothbrush by utilizing an integrally molded injection mold; the preparation method of the toothbrush head and the toothbrush bristles comprises the following steps:
(1) adding sodium silicate and 1, 2-propylene glycol in a formula amount into water, and uniformly stirring to obtain a first material;
(2) weighing polysorbate-80 and liquid paraffin according to the formula ratio, uniformly mixing, heating to 80 ℃, adding the first material while stirring, uniformly stirring, and naturally cooling to room temperature (25 ℃) to obtain a second material;
(3) adding the formulated amount of folium Eucalypti Robustae extract, semen Benincasae extract, tea polyphenols and pericarpium Granati extract into the second material while stirring, and performing ultrasonic oscillation for 20 min to obtain a third material;
(4) and uniformly mixing the third material with polyamide, polyethylene terephthalate and 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder according to the formula ratio in a mixer, transferring to a double-screw extruder, performing melt extrusion, granulating, and drying at 80 ℃ for 3 hours to obtain the flaky raw material.
Adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine respectively, keeping the outside temperature of the mold at 80 ℃, and the internal temperature conditions of the mold are as follows: starting a double-color injection molding machine at the front temperature of 210 ℃, the middle temperature of 215 ℃ and the tail temperature of 200 ℃, injecting the raw materials, performing injection molding, and demolding to obtain the composite material.
The raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles are firstly dried, and the drying conditions are as follows: drying for 4 hours at 100 ℃.
In the step (4), the 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder is prepared by the following method: adding magnesium powder into 3 times of 1, 2-propylene glycol by weight, stirring for 5 minutes by using a high-speed shearing dispersion machine, then adding 0.05 times of 3- (methacryloyloxy) propyl trimethoxy silane by weight, shearing for 30 minutes at high speed, and drying for 5 hours at 110 ℃ to obtain the magnesium-based composite material.
In the step (4), the process conditions of the double-screw extruder are as follows: first zone 200 ℃, second zone 220 ℃, third zone 220 ℃, fourth zone 240 ℃, fifth zone 260 ℃, sixth zone 265 ℃, seventh zone 265 ℃, eighth zone 265 ℃, ninth zone 265 ℃, tenth zone 265 ℃, eleventh zone 265 ℃, twelfth zone 260 ℃, head 250 ℃, feeding speed: 10kg/h, extruder speed: 155 rpm.
Example 4
The utility model provides an antibacterial toothbrush, includes toothbrush handle and rather than the toothbrush head of being connected and being covered with toothbrush hair, toothbrush handle, toothbrush head and toothbrush hair adopt whole injection moulding integrated into one piece, the raw materials of toothbrush head and toothbrush hair all are made by the component of following parts by weight: 100 parts of polyamide, 40 parts of polyethylene terephthalate, 1 part of 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder, 1 part of eucalyptus robusta leaf extract, 0.5 part of waxgourd seed extract, 0.4 part of tea polyphenol, 0.3 part of pomegranate peel extract, 2 parts of liquid paraffin, 0.3 part of sodium silicate, 0.8978 part of polysorbate-800.08 part, 0.06 part of 1, 2-propylene glycol and 4 parts of water.
The toothbrush handle is made of polystyrene.
The manufacturing method of the antibacterial toothbrush comprises the steps of adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine, and manufacturing the antibacterial toothbrush by utilizing an integrally molded injection mold; the preparation method of the toothbrush head and the toothbrush bristles comprises the following steps:
(1) adding sodium silicate and 1, 2-propylene glycol in a formula amount into water, and uniformly stirring to obtain a first material;
(2) weighing polysorbate-80 and liquid paraffin according to the formula ratio, uniformly mixing, heating to 70 ℃, adding the first material while stirring, uniformly stirring, and naturally cooling to room temperature (25 ℃) to obtain a second material;
(3) adding the formulated amount of folium Eucalypti Robustae extract, semen Benincasae extract, tea polyphenols and pericarpium Granati extract into the second material while stirring, and performing ultrasonic oscillation for 30 min to obtain a third material;
(4) and uniformly mixing the third material with polyamide, polyethylene terephthalate and 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder according to the formula ratio in a mixer, transferring to a double-screw extruder, performing melt extrusion, granulating, and drying at 60 ℃ for 5 hours to obtain the flaky raw material.
Adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine respectively, keeping the outside temperature of the mold at 80 ℃, and the internal temperature conditions of the mold are as follows: starting a double-color injection molding machine at the front temperature of 210 ℃, the middle temperature of 215 ℃ and the tail temperature of 200 ℃, injecting the raw materials, performing injection molding, and demolding to obtain the composite material.
The raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles are firstly dried, and the drying conditions are as follows: drying at 90 ℃ for 5 hours.
In the step (4), the 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder is prepared by the following method: adding magnesium powder into 2 times of 1, 2-propylene glycol, stirring for 6 minutes by using a high-speed shearing dispersion machine, then adding 0.04 times of 3- (methacryloyloxy) propyl trimethoxy silane, shearing for 40 minutes at high speed, and drying for 6 hours at 100 ℃ to obtain the magnesium-based composite material.
In the step (4), the process conditions of the double-screw extruder are as follows: first zone 200 ℃, second zone 220 ℃, third zone 220 ℃, fourth zone 240 ℃, fifth zone 260 ℃, sixth zone 265 ℃, seventh zone 265 ℃, eighth zone 265 ℃, ninth zone 265 ℃, tenth zone 265 ℃, eleventh zone 265 ℃, twelfth zone 260 ℃, head 250 ℃, feeding speed: 10kg/h, extruder speed: 155 rpm.
Example 5
The utility model provides an antibacterial toothbrush, includes toothbrush handle and rather than the toothbrush head of being connected and being covered with toothbrush hair, toothbrush handle, toothbrush head and toothbrush hair adopt whole injection moulding integrated into one piece, the raw materials of toothbrush head and toothbrush hair all are made by the component of following parts by weight: 100 parts of polyamide, 35 parts of polyethylene terephthalate, 1.5 parts of 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder, 0.9 part of eucalyptus robusta leaf extract, 0.55 part of Chinese waxgourd seed extract, 0.35 part of tea polyphenol, 0.35 part of pomegranate peel extract, 1.5 parts of liquid paraffin, 0.35 part of sodium silicate, 0.07 part of polysorbate-800.07 part, 0.07 part of 1, 2-propylene glycol and 3.5 parts of water.
The toothbrush handle is made of polypropylene.
The manufacturing method of the antibacterial toothbrush comprises the steps of adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine, and manufacturing the antibacterial toothbrush by utilizing an integrally molded injection mold; the preparation method of the toothbrush head and the toothbrush bristles comprises the following steps:
(1) adding sodium silicate and 1, 2-propylene glycol in a formula amount into water, and uniformly stirring to obtain a first material;
(2) weighing polysorbate-80 and liquid paraffin according to the formula ratio, uniformly mixing, heating to 75 ℃, adding the first material while stirring, uniformly stirring, and naturally cooling to room temperature (25 ℃) to obtain a second material;
(3) adding the formulated amount of folium Eucalypti Robustae extract, semen Benincasae extract, tea polyphenols and pericarpium Granati extract into the second material while stirring, and performing ultrasonic oscillation for 25 min to obtain a third material;
(4) and uniformly mixing the third material with polyamide, polyethylene terephthalate and 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder according to the formula ratio in a mixer, transferring to a double-screw extruder, performing melt extrusion, granulating, and drying at 70 ℃ for 4 hours to obtain the flaky raw material.
Adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine respectively, keeping the outside temperature of the mold at 80 ℃, and the internal temperature conditions of the mold are as follows: starting a double-color injection molding machine at the front temperature of 210 ℃, the middle temperature of 215 ℃ and the tail temperature of 200 ℃, injecting the raw materials, performing injection molding, and demolding to obtain the composite material.
The raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles are firstly dried, and the drying conditions are as follows: drying at 95 ℃ for 5 hours.
In the step (4), the 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder is prepared by the following method: adding magnesium powder into 2.5 times of 1, 2-propylene glycol, stirring for 5 minutes by using a high-speed shearing dispersion machine, then adding 0.045 times of 3- (methacryloyloxy) propyl trimethoxy silane, shearing for 35 minutes at high speed, and drying for 5 hours at 105 ℃ to obtain the magnesium-based composite material.
In the step (4), the process conditions of the double-screw extruder are as follows: first zone 200 ℃, second zone 220 ℃, third zone 220 ℃, fourth zone 240 ℃, fifth zone 260 ℃, sixth zone 265 ℃, seventh zone 265 ℃, eighth zone 265 ℃, ninth zone 265 ℃, tenth zone 265 ℃, eleventh zone 265 ℃, twelfth zone 260 ℃, head 250 ℃, feeding speed: 10kg/h, extruder speed: 155 rpm.
Comparative example 1
The utility model provides an antibacterial toothbrush, includes toothbrush handle and rather than the toothbrush head of being connected and being covered with toothbrush hair, toothbrush handle, toothbrush head and toothbrush hair adopt whole injection moulding integrated into one piece, the raw materials of toothbrush head and toothbrush hair all are made by the component of following parts by weight: 100 parts of polyamide, 35 parts of polyethylene terephthalate, 1.5 parts of gamma-aminopropyl triethoxysilane modified magnesium powder, 0.9 part of eucalyptus robusta leaf extract, 0.55 part of semen benincasae extract, 0.35 part of tea polyphenol, 0.35 part of pomegranate peel extract, 1.5 parts of liquid paraffin, 0.35 part of sodium silicate, 0.8978 part of polysorbate-800.07 part, 0.07 part of 1, 2-propylene glycol and 3.5 parts of water.
The toothbrush handle is made of polypropylene.
The manufacturing method of the antibacterial toothbrush comprises the steps of adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine, and manufacturing the antibacterial toothbrush by utilizing an integrally molded injection mold; the preparation method of the toothbrush head and the toothbrush bristles comprises the following steps:
(1) adding sodium silicate and 1, 2-propylene glycol in a formula amount into water, and uniformly stirring to obtain a first material;
(2) weighing polysorbate-80 and liquid paraffin according to the formula ratio, uniformly mixing, heating to 75 ℃, adding the first material while stirring, uniformly stirring, and naturally cooling to room temperature (25 ℃) to obtain a second material;
(3) adding the formulated amount of folium Eucalypti Robustae extract, semen Benincasae extract, tea polyphenols and pericarpium Granati extract into the second material while stirring, and performing ultrasonic oscillation for 25 min to obtain a third material;
(4) and uniformly mixing the third material with polyamide, polyethylene terephthalate and gamma-aminopropyltriethoxysilane modified magnesium powder in a formula ratio in a mixer, transferring to a double-screw extruder, performing melt extrusion, granulating, and drying at 70 ℃ for 4 hours to obtain the flaky raw material.
Adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine respectively, keeping the outside temperature of the mold at 80 ℃, and the internal temperature conditions of the mold are as follows: starting a double-color injection molding machine at the front temperature of 210 ℃, the middle temperature of 215 ℃ and the tail temperature of 200 ℃, injecting the raw materials, performing injection molding, and demolding to obtain the composite material.
The raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles are firstly dried, and the drying conditions are as follows: drying at 95 ℃ for 5 hours.
In the step (4), the 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder is prepared by the following method: adding magnesium powder into 2.5 times of 1, 2-propylene glycol, stirring for 5 minutes by using a high-speed shearing dispersion machine, then adding 0.045 times of gamma-aminopropyltriethoxysilane, carrying out high-speed shearing for 35 minutes, and drying for 5 hours at 105 ℃ to obtain the magnesium-based composite material.
In the step (4), the process conditions of the double-screw extruder are as follows: first zone 200 ℃, second zone 220 ℃, third zone 220 ℃, fourth zone 240 ℃, fifth zone 260 ℃, sixth zone 265 ℃, seventh zone 265 ℃, eighth zone 265 ℃, ninth zone 265 ℃, tenth zone 265 ℃, eleventh zone 265 ℃, twelfth zone 260 ℃, head 250 ℃, feeding speed: 10kg/h, extruder speed: 155 rpm.
Comparative example 2
The utility model provides an antibacterial toothbrush, includes toothbrush handle and rather than the toothbrush head of being connected and being covered with toothbrush hair, toothbrush handle, toothbrush head and toothbrush hair adopt whole injection moulding integrated into one piece, the raw materials of toothbrush head and toothbrush hair all are made by the component of following parts by weight: 100 parts of polyamide, 35 parts of polyethylene terephthalate, 1.5 parts of magnesium powder, 0.9 part of a eucalyptus robusta leaf extract, 0.55 part of a Chinese waxgourd seed extract, 0.35 part of tea polyphenol, 0.35 part of a pomegranate peel extract, 1.5 parts of liquid paraffin, 0.35 part of sodium silicate, 0.8978 part of polysorbate-800.07 part, 0.07 part of 1, 2-propylene glycol and 3.5 parts of water.
The toothbrush handle is made of polypropylene.
The manufacturing method of the antibacterial toothbrush comprises the steps of adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine, and manufacturing the antibacterial toothbrush by utilizing an integrally molded injection mold; the preparation method of the toothbrush head and the toothbrush bristles comprises the following steps:
(1) adding sodium silicate and 1, 2-propylene glycol in a formula amount into water, and uniformly stirring to obtain a first material;
(2) weighing polysorbate-80 and liquid paraffin according to the formula ratio, uniformly mixing, heating to 75 ℃, adding the first material while stirring, uniformly stirring, and naturally cooling to room temperature (25 ℃) to obtain a second material;
(3) adding the formulated amount of folium Eucalypti Robustae extract, semen Benincasae extract, tea polyphenols and pericarpium Granati extract into the second material while stirring, and performing ultrasonic oscillation for 25 min to obtain a third material;
(4) and uniformly mixing the third material with the polyamide, the polyethylene terephthalate and the magnesium powder in the formula ratio in a mixer, transferring to a double-screw extruder, performing melt extrusion, granulating, and drying at 70 ℃ for 4 hours to obtain the flaky raw material.
Adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine respectively, keeping the outside temperature of the mold at 80 ℃, and the internal temperature conditions of the mold are as follows: starting a double-color injection molding machine at the front temperature of 210 ℃, the middle temperature of 215 ℃ and the tail temperature of 200 ℃, injecting the raw materials, performing injection molding, and demolding to obtain the composite material.
The raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles are firstly dried, and the drying conditions are as follows: drying at 95 ℃ for 5 hours.
In the step (4), the process conditions of the double-screw extruder are as follows: first zone 200 ℃, second zone 220 ℃, third zone 220 ℃, fourth zone 240 ℃, fifth zone 260 ℃, sixth zone 265 ℃, seventh zone 265 ℃, eighth zone 265 ℃, ninth zone 265 ℃, tenth zone 265 ℃, eleventh zone 265 ℃, twelfth zone 260 ℃, head 250 ℃, feeding speed: 10kg/h, extruder speed: 155 rpm.
Comparative example 3
The utility model provides an antibacterial toothbrush, includes toothbrush handle and rather than the toothbrush head of being connected and being covered with toothbrush hair, toothbrush handle, toothbrush head and toothbrush hair adopt whole injection moulding integrated into one piece, the raw materials of toothbrush head and toothbrush hair all are made by the component of following parts by weight: 100 parts of polyamide, 35 parts of polyethylene terephthalate, 1.5 parts of 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder, 0.9 part of eucalyptus robusta leaf extract, 0.35 part of tea polyphenol, 0.35 part of pomegranate bark extract, 1.5 parts of liquid paraffin, 0.35 part of sodium silicate, 800.07 parts of polysorbate-1, 0.07 part of 1, 2-propylene glycol and 3.5 parts of water.
The toothbrush handle is made of polypropylene.
The manufacturing method of the antibacterial toothbrush comprises the steps of adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine, and manufacturing the antibacterial toothbrush by utilizing an integrally molded injection mold; the preparation method of the toothbrush head and the toothbrush bristles comprises the following steps:
(1) adding sodium silicate and 1, 2-propylene glycol in a formula amount into water, and uniformly stirring to obtain a first material;
(2) weighing polysorbate-80 and liquid paraffin according to the formula ratio, uniformly mixing, heating to 75 ℃, adding the first material while stirring, uniformly stirring, and naturally cooling to room temperature (25 ℃) to obtain a second material;
(3) adding the eucalyptus robusta leaf extract, the tea polyphenol and the pomegranate rind extract in the formula amount into the second material while stirring, and oscillating for 25 minutes by ultrasonic waves to obtain a third material;
(4) and uniformly mixing the third material with polyamide, polyethylene terephthalate and 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder according to the formula ratio in a mixer, transferring to a double-screw extruder, performing melt extrusion, granulating, and drying at 70 ℃ for 4 hours to obtain the flaky raw material.
Adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine respectively, keeping the outside temperature of the mold at 80 ℃, and the internal temperature conditions of the mold are as follows: starting a double-color injection molding machine at the front temperature of 210 ℃, the middle temperature of 215 ℃ and the tail temperature of 200 ℃, injecting the raw materials, performing injection molding, and demolding to obtain the composite material.
The raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles are firstly dried, and the drying conditions are as follows: drying at 95 ℃ for 5 hours.
In the step (4), the 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder is prepared by the following method: adding magnesium powder into 2.5 times of 1, 2-propylene glycol, stirring for 5 minutes by using a high-speed shearing dispersion machine, then adding 0.045 times of 3- (methacryloyloxy) propyl trimethoxy silane, shearing for 35 minutes at high speed, and drying for 5 hours at 105 ℃ to obtain the magnesium-based composite material.
In the step (4), the process conditions of the double-screw extruder are as follows: first zone 200 ℃, second zone 220 ℃, third zone 220 ℃, fourth zone 240 ℃, fifth zone 260 ℃, sixth zone 265 ℃, seventh zone 265 ℃, eighth zone 265 ℃, ninth zone 265 ℃, tenth zone 265 ℃, eleventh zone 265 ℃, twelfth zone 260 ℃, head 250 ℃, feeding speed: 10kg/h, extruder speed: 155 rpm.
Comparative example 4
The utility model provides an antibacterial toothbrush, includes toothbrush handle and rather than the toothbrush head of being connected and being covered with toothbrush hair, toothbrush handle, toothbrush head and toothbrush hair adopt whole injection moulding integrated into one piece, the raw materials of toothbrush head and toothbrush hair all are made by the component of following parts by weight: 100 parts of polyamide, 35 parts of polyethylene terephthalate, 1.5 parts of 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder, 0.9 part of eucalyptus robusta leaf extract, 0.55 part of Chinese waxgourd seed extract, 0.35 part of tea polyphenol, 1.5 parts of liquid paraffin, 0.35 part of sodium silicate, 800.07 parts of polysorbate-1, 0.07 part of 1, 2-propylene glycol and 3.5 parts of water.
The toothbrush handle is made of polypropylene.
The manufacturing method of the antibacterial toothbrush comprises the steps of adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine, and manufacturing the antibacterial toothbrush by utilizing an integrally molded injection mold; the preparation method of the toothbrush head and the toothbrush bristles comprises the following steps:
(1) adding sodium silicate and 1, 2-propylene glycol in a formula amount into water, and uniformly stirring to obtain a first material;
(2) weighing polysorbate-80 and liquid paraffin according to the formula ratio, uniformly mixing, heating to 75 ℃, adding the first material while stirring, uniformly stirring, and naturally cooling to room temperature (25 ℃) to obtain a second material;
(3) adding the eucalyptus robusta leaf extract, the semen benincasae extract and the tea polyphenol into the second material while stirring, and carrying out ultrasonic oscillation for 25 minutes to obtain a third material;
(4) and uniformly mixing the third material with polyamide, polyethylene terephthalate and 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder according to the formula ratio in a mixer, transferring to a double-screw extruder, performing melt extrusion, granulating, and drying at 70 ℃ for 4 hours to obtain the flaky raw material.
Adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine respectively, keeping the outside temperature of the mold at 80 ℃, and the internal temperature conditions of the mold are as follows: starting a double-color injection molding machine at the front temperature of 210 ℃, the middle temperature of 215 ℃ and the tail temperature of 200 ℃, injecting the raw materials, performing injection molding, and demolding to obtain the composite material.
The raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles are firstly dried, and the drying conditions are as follows: drying at 95 ℃ for 5 hours.
In the step (4), the 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder is prepared by the following method: adding magnesium powder into 2.5 times of 1, 2-propylene glycol, stirring for 5 minutes by using a high-speed shearing dispersion machine, then adding 0.045 times of 3- (methacryloyloxy) propyl trimethoxy silane, shearing for 35 minutes at high speed, and drying for 5 hours at 105 ℃ to obtain the magnesium-based composite material.
In the step (4), the process conditions of the double-screw extruder are as follows: first zone 200 ℃, second zone 220 ℃, third zone 220 ℃, fourth zone 240 ℃, fifth zone 260 ℃, sixth zone 265 ℃, seventh zone 265 ℃, eighth zone 265 ℃, ninth zone 265 ℃, tenth zone 265 ℃, eleventh zone 265 ℃, twelfth zone 260 ℃, head 250 ℃, feeding speed: 10kg/h, extruder speed: 155 rpm.
Test examples
1g of each of the bristles of examples 1 to 5 or comparative examples 1 to 3 was put into a sterilized physiological saline tube, autoclaved at 121 ℃ for 20 minutes, and then added with 1071mL of cfu/mL bacterial liquid acts for 7 hours at 25 ℃, liquid is sucked for pouring culture to count live bacteria, polyamide particles are used for a control group, and the sterilization rate is calculated (0 month); in addition, the toothbrush head and the toothbrush bristles were soaked in a sucrose solution with a mass concentration of 10% for three minutes every day, taken out and then washed with tap water for 1 minute, and after 3 months of treatment, the bristle parts were cut off, and 1g of the bristle parts was also subjected to statistics of the sterilization rate for 7 hours, and the results are shown in table 1.
TABLE 1 comparison of antibacterial Effect
As can be seen from Table 1, the toothbrush bristles of examples 1-5 have excellent bactericidal effect, and after the sucrose solution is continuously treated for 3 months, the original bactericidal effect can be basically maintained, so that the use period is long. Comparative example 1 the magnesium powder modified by 3- (methacryloyloxy) propyl trimethoxy silane is replaced by the magnesium powder modified by gamma-aminopropyl triethoxy silane, comparative example 2 the magnesium powder is not modified, comparative example 3 omits the semen benincasae extract, and the sterilization effect is obviously reduced to different degrees. Comparative example 4 omits the pomegranate rind extract, the antioxidant effect becomes poor, and the bactericidal effect after long-term use is directly affected.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides an antibacterial toothbrush, includes toothbrush handle and rather than the toothbrush head of being connected and being covered with toothbrush hair, toothbrush handle, toothbrush head and toothbrush hair adopt whole injection moulding integrated into one piece, its characterized in that, the raw materials of toothbrush head and toothbrush hair all are made by the component of following parts by weight: 100 parts of polyamide, 30-40 parts of polyethylene terephthalate, 1-2 parts of 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder, 0.8-1 part of eucalyptus robusta leaf extract, 0.5-0.6 part of waxgourd seed extract, 0.3-0.4 part of tea polyphenol, 0.3-0.4 part of pomegranate peel extract, 1-2 parts of liquid paraffin, 0.3-0.4 part of sodium silicate, 0.78-0.08 part of polysorbate-800.06, 0.06-0.08 part of 1, 2-propylene glycol and 3-4 parts of water;
the 3- (methacryloyloxy) propyl trimethoxy silane modified magnesium powder is prepared by the following method: adding magnesium powder into 2-3 times of 1, 2-propylene glycol, stirring for 5-6 minutes by using a high-speed shearing dispersion machine, then adding 0.04-0.05 times of 3- (methacryloyloxy) propyl trimethoxy silane, shearing for 30-40 minutes at a high speed, and drying to obtain the magnesium powder;
the antibacterial toothbrush is prepared by adding a toothbrush handle raw material, a toothbrush head and a toothbrush bristle raw material into respective charging barrels of a double-color injection molding machine and utilizing an integrally molded injection mold; the preparation method of the toothbrush head and the toothbrush bristles comprises the following steps:
(1) adding sodium silicate and 1, 2-propylene glycol in a formula amount into water, and uniformly stirring to obtain a first material;
(2) weighing polysorbate-80 and liquid paraffin according to the formula ratio, uniformly mixing, heating to 70-80 ℃, adding the first material while stirring, uniformly stirring, and naturally cooling to room temperature to obtain a second material;
(3) adding the eucalyptus robusta leaf extract, the semen benincasae extract, the tea polyphenol and the pomegranate rind extract in the formula amount into the second material while stirring, and performing ultrasonic oscillation for 20-30 minutes to obtain a third material;
(4) uniformly mixing the third material with polyamide, polyethylene terephthalate and 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder according to the formula ratio in a mixer, transferring to a double-screw extruder, and carrying out melt extrusion, granulation and drying to obtain a flaky raw material;
adding the raw materials of the toothbrush handle, the toothbrush head and the toothbrush bristles into respective material cylinders of a double-color injection molding machine respectively, keeping the outside temperature of the mold at 80 ℃, and the internal temperature conditions of the mold are as follows: starting a double-color injection molding machine at the front temperature of 210 ℃, the middle temperature of 215 ℃ and the tail temperature of 200 ℃, injecting the raw materials, performing injection molding, and demolding to obtain the composite material.
2. The antibacterial toothbrush according to claim 1, wherein the toothbrush handle is made of polypropylene or polystyrene.
3. The antibacterial toothbrush according to claim 1, wherein the raw materials of the toothbrush handle, the toothbrush head and the raw materials of the toothbrush bristles are firstly dried under the following conditions: drying for 4-5 hours at 90-100 ℃.
4. The antibacterial toothbrush according to claim 1, wherein the heat is preserved outside the mold by a mold temperature machine.
5. The antibacterial toothbrush according to claim 1, wherein the 3- (methacryloyloxy) propyltrimethoxysilane modified magnesium powder is dried at 100-110 ℃ for 5-6 hours.
6. The antibacterial toothbrush according to claim 1, wherein in the step (4), the process conditions of the twin-screw extruder are as follows: first zone 200 ℃, second zone 220 ℃, third zone 220 ℃, fourth zone 240 ℃, fifth zone 260 ℃, sixth zone 265 ℃, seventh zone 265 ℃, eighth zone 265 ℃, ninth zone 265 ℃, tenth zone 265 ℃, eleventh zone 265 ℃, twelfth zone 260 ℃, head 250 ℃, feeding speed: 10kg/h, extruder speed: 155 rpm.
7. The antibacterial toothbrush according to claim 1, wherein in the step (4), the drying process conditions are as follows: drying the mixture for 3 to 5 hours at a temperature of between 60 and 80 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810134385.9A CN108359236B (en) | 2018-02-09 | 2018-02-09 | Antibacterial toothbrush and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810134385.9A CN108359236B (en) | 2018-02-09 | 2018-02-09 | Antibacterial toothbrush and manufacturing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108359236A CN108359236A (en) | 2018-08-03 |
| CN108359236B true CN108359236B (en) | 2021-03-16 |
Family
ID=63005362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810134385.9A Active CN108359236B (en) | 2018-02-09 | 2018-02-09 | Antibacterial toothbrush and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108359236B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109393716A (en) * | 2018-11-08 | 2019-03-01 | 上海耀佳医疗器械有限公司 | One-time injection molding hairbrush syringe needle |
| CN110731610B (en) * | 2019-10-21 | 2020-08-18 | 江苏三笑集团有限公司 | Antibacterial toothbrush and preparation method thereof |
| CN112267169A (en) * | 2020-10-22 | 2021-01-26 | 湖南翰坤实业有限公司 | Degradable toothbrush main material with self-cleaning function |
| CN114271598A (en) * | 2022-01-04 | 2022-04-05 | 许耿防 | Toothbrush with high-efficiency Bass tooth brushing method and preparation method thereof |
| CN116622231B (en) * | 2023-06-24 | 2024-03-15 | 山东天合京工新材料科技有限公司 | Antibacterial PI composite material and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103385599A (en) * | 2013-08-05 | 2013-11-13 | 高秀娟 | Integral type antibacterial toothbrush and forming manufacturing process thereof |
| CN105239201A (en) * | 2015-08-15 | 2016-01-13 | 陆思烨 | Toothbrush hair having anti-bacterial and health-caring function and preparation method thereof |
| CN107184502A (en) * | 2017-04-21 | 2017-09-22 | 钦州学院 | A kind of medicinal lipstick and preparation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5633083A (en) * | 1989-03-14 | 1997-05-27 | Sunstar Kabushiki | Toothbrush |
-
2018
- 2018-02-09 CN CN201810134385.9A patent/CN108359236B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103385599A (en) * | 2013-08-05 | 2013-11-13 | 高秀娟 | Integral type antibacterial toothbrush and forming manufacturing process thereof |
| CN105239201A (en) * | 2015-08-15 | 2016-01-13 | 陆思烨 | Toothbrush hair having anti-bacterial and health-caring function and preparation method thereof |
| CN107184502A (en) * | 2017-04-21 | 2017-09-22 | 钦州学院 | A kind of medicinal lipstick and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108359236A (en) | 2018-08-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108359236B (en) | Antibacterial toothbrush and manufacturing method thereof | |
| CN110731610B (en) | Antibacterial toothbrush and preparation method thereof | |
| CN103468443B (en) | Sterilizing and odor-removing soap and preparation method thereof | |
| CN104592629B (en) | A kind of preparation method of Cu/ZnO composite antibacterial PP master batch | |
| CN104017262A (en) | Multifunctional fresh-keeping material capable of releasing anions and preparation method of material | |
| CN104910486A (en) | Antimicrobial deodorizing plastic for refrigerators and preparation method thereof | |
| CN105086282A (en) | Antibacterial plastic bottle and preparing method of antibacterial plastic bottle | |
| CN103468442A (en) | Bactericidal and anti-infection soap | |
| CN105504850A (en) | Preparation process of plant fiber tableware | |
| CN101245191A (en) | Nano antiseptic plastic product and manufacture method thereof | |
| CN109181204A (en) | Refrigerator sterilization material under a kind of visible light conditions | |
| CN103483754B (en) | The production method of a kind of piano white key skin and the white key of a kind of piano | |
| CN110054786A (en) | It is a kind of to improve the method for stable effective ingredients and product preparation in functional master batch | |
| KR102251526B1 (en) | the bristle of toothbrush with zirconia and high antibacterial shell of lily clam, and manufacturing method thereof | |
| CN105968863A (en) | Functional wood flour composite filling material and preparation method thereof | |
| CN102796329A (en) | Fragrant, antibacterial and mildew-proof plastic particles for storage box and preparation method for plastic particles | |
| CN103030940B (en) | Degradation type disposable Occluding device and preparation method | |
| CN103654422A (en) | Anti-microbial polypropylene part of water drinking device and manufacturing method of anti-microbial polypropylene part of water drinking device | |
| CN101085367A (en) | Antibacterial articles containing pickle lactobacillus leavening and preparation method thereof | |
| CN1473868A (en) | Far infrared negative ion nano plastic and its preparing method | |
| CN113121898A (en) | Wear-resistant color master batch with antibacterial and anti-mite functions and preparation method of game pad of wear-resistant color master batch | |
| KR20040043513A (en) | Toothbrush with tufts containing silver | |
| CN103030954B (en) | Tray for buccal impression degradation material and method for making | |
| KR200389177Y1 (en) | Nano silver and contain perfume a tooth brush case | |
| TWI357415B (en) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |