CN111991609A - Production process of tampon added with medicinal ingredients - Google Patents
Production process of tampon added with medicinal ingredients Download PDFInfo
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- CN111991609A CN111991609A CN201910448452.9A CN201910448452A CN111991609A CN 111991609 A CN111991609 A CN 111991609A CN 201910448452 A CN201910448452 A CN 201910448452A CN 111991609 A CN111991609 A CN 111991609A
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- medicine
- tampon
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- woven fabric
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/46—Deodorants or malodour counteractants, e.g. to inhibit the formation of ammonia or bacteria
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/42—Use of materials characterised by their function or physical properties
- A61L15/44—Medicaments
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- Chemical & Material Sciences (AREA)
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- Animal Behavior & Ethology (AREA)
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Abstract
The invention discloses a tampon production process with medicine components, which comprises the following substeps on the basis of the original tampon production process: adding medicinal components into cotton belt raw material fiber, and/or adding medicinal components into carded fiber web, and/or adding medicinal components into pressed cotton belt and/or adding medicinal components into non-woven fabric raw material fiber, and/or adding medicinal components into non-woven fabric before attaching. According to the production process, the medicinal components are selectively added in different production steps of the tampon according to different tampon raw materials and states, so that effective attachment of the medicinal components can be realized, the internal full drying of the tampon is ensured, different medicinal components can be added in different raw materials in a customized manner according to treatment or daily nursing requirements of different users and according to symptom types and symptom severity, and further the diversification of products and the use experience of the users are greatly improved.
Description
Technical Field
The invention relates to the technical field of sanitary products, in particular to a production process of a tampon added with medicinal components.
Background
The gynecological diseases are common diseases and frequently encountered diseases of women. However, many people lack due knowledge of gynecological diseases, lack of health care of the body, and various bad living habits and habits, so that the physiological health of the people is gradually improved, some female diseases are entangled and cannot be cured for a long time, and great inconvenience is brought to normal life and work.
In treatment and daily care, external administration is usually adopted to control gynecological inflammation, dysmenorrhea, vaginal pH adjustment and the like. With the increasing popularity of tampons, there are currently available technical staff to treat gynaecological disorders or for routine care by adding corresponding medicaments to the tampons.
However, in the current manufacturing process of tampons with pharmaceutical ingredients added, the general process is as follows: the shaped tampon is entirely soaked in the drug solution or the drug solution is sprayed on the outer surface of the tampon. However, in the above process, when a drug is added into the formed tampon, the formed tampon is soaked in a drug solution, and the drying at the later stage is difficult, and it is difficult to judge whether the inside of the tampon meets the drying standard, and the damp inside of the tampon is easy to cause mildew, which affects the use. The spraying of the medicinal solution on the outer surface of the tampon may cause low drug attachment rate after drying and drop of the drug before use, which may affect the therapeutic effect.
Therefore, how to effectively and stably add the medicinal ingredients into the tampon is a problem to be solved.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a production process of a tampon with added medicinal components, which can effectively and stably add the medicinal components into the tampon and improve the use effect of a user.
In order to solve the technical problems, the invention provides the following technical scheme:
a process for producing a tampon with a pharmaceutical ingredient added thereto, the process at least comprising the following steps:
s1, carding the raw material fiber of the cotton belt into a fiber web, and pressing the fiber web into the cotton belt;
s2, sleeving a pull line on the surface of the cotton belt;
s3, attaching a non-woven fabric wrapping layer to the surface of the cotton belt;
s4, curling the cotton tape attached with the coating layer and pressing the cotton tape into a cotton sliver;
the step S1 includes at least the following sub-steps:
s1a, adding a medicine component into the raw material fiber of the cotton belt, and/or S1b, adding a medicine component into the carded fiber web, and/or S1c, adding a medicine component into the pressed cotton belt;
the step S3 includes at least the following sub-steps:
s3a, adding the medicinal component into the raw fiber of the non-woven fabric, and/or S3b, adding the medicinal component into the non-woven fabric before the sticking.
In some embodiments, the step S1a of adding a pharmaceutical ingredient into the cotton tape raw fiber includes at least the following sub-steps:
s1a1, soaking cotton belt raw material fibers in a medicinal solution;
s1a2, drying the cotton belt raw material fiber attached with the medicine solution to obtain the cotton belt raw material fiber added with the medicine component.
In some embodiments, the step S1b of adding the pharmaceutical ingredient to the carded web includes at least the following sub-steps:
s1b1, carding the raw material fibers of the cotton belt into a fiber web;
s1b2, spraying the medicinal solution on the fiber mesh, wherein the dosage of the medicinal solution is (1-5) ml/m during spraying/atomizing2。
In some embodiments, the step S1c of adding the pharmaceutical ingredient to the pressed cotton tape comprises at least the following sub-steps:
s1c1, soaking the cotton belt in a medicinal solution, or spraying the medicinal solution on the cotton belt, wherein the dosage of the medicinal solution is (20-30) ml/m2；
S1c2, drying the cotton tape with the medicinal solution to obtain the cotton tape with the medicinal components.
In some embodiments, the step S3a of adding the pharmaceutical ingredient into the raw fiber of the non-woven fabric includes at least the following sub-steps:
s3a1, soaking the non-woven fabric raw material fiber for preparing the non-woven fabric in a medicinal solution;
s3a2, drying the non-woven fabric raw material fiber attached with the medicine solution to prepare non-woven fabric raw material fiber added with the medicine component;
s3a3, carding the non-woven raw material fiber added with the medicine component obtained in the step S3a2 into a non-woven fabric added with the medicine component.
In some embodiments, the step S3b of adding the pharmaceutical composition to the nonwoven fabric before the attachment includes at least the following sub-steps:
s3b1, soaking the non-woven fabric in a drug solution, or rolling and coating the drug solution on the non-woven fabric, wherein the dosage of the drug solution is (5-10) ml/m2；
S1b2, drying the non-woven fabric with the drug solution to obtain the non-woven fabric with the drug component.
In some embodiments, the drug is one or more of an antibacterial agent, a deodorant, a drug that relieves dysmenorrhea, a drug that regulates vaginal PH, or a drug that delays the release of gynecological diseases.
In some embodiments, the drug is generated from a reaction of a soluble metal salt, a crystal inducer, a crystal mineralizer, a crystal modifier, and a crystal stabilizer.
The technical scheme provided by the embodiment of the invention has the following beneficial effects:
the invention protects a process for producing a tampon with added medicinal components, which can not only realize effective attachment of the medicinal components and ensure sufficient drying of the inner part of the tampon by selectively adding the medicinal components to different tampon raw materials and states in different production steps of the tampon, but also can add different medicinal components to different raw materials in a customized manner according to treatment or daily care requirements of different users and according to symptom types and symptom severity, thereby greatly improving the diversification of products and the use experience of the users.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, 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.
In the description of the present invention, it is to be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
The embodiment provides a production process of a tampon with a pharmaceutical ingredient, which at least comprises the following steps:
s1, carding the raw material fiber of the cotton belt into a fiber web, and pressing the fiber web into the cotton belt.
In this embodiment, step S1 at least includes the following sub-steps: s1a, adding a medicinal component into the cotton tape raw material fiber, wherein the step at least comprises the following substeps:
s1a1, soaking the cotton belt raw material fiber in the medicinal solution, wherein the soaking time is preferably 10-20 min for sufficient soaking.
S1a2, drying the cotton belt raw material fiber attached with the medicine solution to obtain the cotton belt raw material fiber added with the medicine component.
The medicine is one or more of antibacterial agent, deodorant, medicine for relieving dysmenorrhea, medicine for regulating vaginal PH or medicine for slowly releasing gynecological diseases.
When the tampon is applied to clinical treatment of gynecological diseases, when the disease symptoms are serious and the required dosage is large, the tampon prepared by the production process in the embodiment can be used for matching treatment. Therefore, the tampon produced by the production process in the embodiment has the advantages that the medicine is added into the raw material fiber of the cotton belt, so that the whole medicine content of the cotton belt is higher, the medicine amount is uniformly distributed, and due to the core-spun structure, the process of gradually releasing the medicine to the outside is realized during use, so that the treatment time is prolonged, and the purpose of improving the treatment effect is achieved.
Preferably, the drug in this embodiment is produced by reacting a soluble metal salt, a crystal inducer, a crystal mineralizer, a crystal modifier, and a crystal stabilizer. First, aqueous solutions of the above metal salt, crystal inducer, crystal mineralizer, crystal modifier, and crystal stabilizer were prepared, respectively, and the concentration of each aqueous solution was 0.05M.
Wherein the metal salt comprises one or more of compounds of zinc, magnesium, calcium, titanium, copper, aluminum, zirconium, barium and strontium. The crystal inducer comprises one or more of urea, ethanolamine, diethanolamine, triethanolamine, ammonia water, sodium carbonate and sodium bicarbonate. The crystal mineralizer comprises one or more soluble lanthanum, cerium and neodymium light rare earth element compounds. The crystal modifier comprises one or more of cyclodextrin, silane coupling agent, amino acid, lecithin, chitin, glycerol and polycarboxylic acid. The crystal stabilizer comprises one or more of polyethylene glycol, polyurethane, organic silicon resin, polyvinylpyrrolidone and polypeptide.
Then, 200ml of metal salt solution, 100ml of crystal inducer solution, 10ml of crystal mineralizer solution, 50ml of crystal modifier solution and 100ml of crystal stabilizer solution react for 30min under the action of ultrasound at 50 ℃ to obtain the nano microcrystalline dispersion, namely the medicine used in the embodiment.
Finally, after the preparation of the medicine is finished, the medicine solution with a certain concentration can be obtained by properly diluting the medicine solution when the medicine is used.
And after the steps are finished, the following other process steps are continuously carried out until the compression molding of the tampon is finished.
And S2, sleeving the pull wire on the surface of the cotton belt.
In the step, the cotton belt is in a flat state, the stay wire is transversely sleeved on the surface of the cotton belt, and a tail with a certain length is reserved for drawing.
And S3, attaching the non-woven fabric wrapping layer to the surface of the cotton tape.
In this step, the non-woven fabrics cladding can in cotton area one side, and when pasting and establishing the non-woven fabrics, reserve the non-woven fabrics of certain length in cotton area length direction for fixed after the silver is pressed to the later stage.
S4, rolling the cotton belt with the coating layer and pressing the cotton belt into the cotton sliver.
In this step, the side coated with the nonwoven fabric is rolled and pressed as an outer side.
Therefore, in the production process of the tampon with the added medicinal component, the process of soaking and drying the raw material fiber for preparing the cotton tape in the medicinal solution is added on the basis of the original production process, and the process can be completed by matching the existing production process with the synchronous running water during production, and the step of adding the medicinal component in the raw material fiber can also be completed in advance. Therefore, the step S1a in the process is added only by adding soaking and drying equipment on the basis of the original equipment, without changing the existing production equipment and affecting the original process.
Example 2
The production process of the tampon with the added medicinal component provided by the embodiment at least comprises the following steps:
s1, carding the raw material fiber of the cotton belt into a fiber web, and pressing the fiber web into the cotton belt.
In this embodiment, step S1 includes at least the following sub-steps: s1b, adding a medicine component into the carded fiber web, wherein the step at least comprises the following substeps:
s1b1, carding the raw material fibers of the cotton belt into a fiber web;
s1b2, spraying the medicinal solution on the fiber web, wherein the dosage of the medicinal solution is (1-5) ml/m during spraying2。
In this embodiment, the amount of the drug solution sprayed on the web is small, and the next pressing process itself requires the web to have a certain humidity, so that the web does not need to be dried.
The type of the drug and the drug solution used are the same as those in the first embodiment, and the technical effects obtained are similar.
And after the steps are finished, the following other process steps are continuously carried out until the compression molding of the tampon is finished.
And S2, sleeving the pull wire on the surface of the cotton belt.
And S3, attaching the non-woven fabric wrapping layer to the surface of the cotton tape.
S4, rolling the cotton belt with the coating layer and pressing the cotton belt into the cotton sliver.
Similar to the embodiment, the tampon with the medicine added produced by the production process in the embodiment can be used for treating gynecological diseases, the medicine components are added into the carded fiber web, the whole medicine content of the cotton belt is high, the medicine amount distribution is uniform, and due to the core-spun structure, the process of gradually releasing the medicine to the outside is realized during use, so that the treatment time is prolonged, and the purpose of improving the treatment effect is achieved.
Example 3
The embodiment provides a production process of a tampon with a pharmaceutical ingredient, which at least comprises the following steps:
s1, carding the raw material fiber of the cotton belt into a fiber web, and pressing the fiber web into the cotton belt.
In this embodiment, step S1 includes at least the following sub-steps: s1c, adding a medicinal component into the pressed cotton tape, and the step further comprises the following substeps:
s1c1, soaking the cotton belt in the medicinal solution, or spraying the medicinal solution on the cotton belt, wherein the dosage of the medicinal solution is (20-30) ml/m2(ii) a Preferably, the soaking time is 10-20 min.
S1c2, drying the cotton tape with the medicinal solution to obtain the cotton tape with the medicinal components.
The type of the drug and the drug solution used are the same as those in the first embodiment, and the technical effects obtained are similar.
And after the steps are finished, the following other process steps are continuously carried out until the compression molding of the tampon is finished.
S2, sleeving the pull wire on the surface of the cotton belt;
s3, attaching the non-woven fabric wrapping layer to the surface of the cotton belt;
s4, curling the cotton tape attached with the coating layer and pressing the cotton tape into a cotton sliver;
similar to the embodiment, the tampon with the medicine added produced by the production process in the embodiment can be used for treating gynecological diseases, the medicine components are added into the pressed cotton belt, the whole cotton belt can have higher medicine content and uniform medicine amount distribution, and due to the core-spun structure, the process of gradually releasing the medicine to the outside is realized during use, so that the treatment time is prolonged, and the purpose of improving the treatment effect is achieved.
Example 4
The embodiment provides a production process of a tampon with a pharmaceutical ingredient, which at least comprises the following steps:
s1, carding the raw material fiber of the cotton belt into a fiber web, and pressing the fiber web into the cotton belt.
And S2, sleeving the pull wire on the surface of the cotton belt.
And S3, attaching the non-woven fabric wrapping layer to the surface of the cotton tape.
In this embodiment, step S3 includes at least the following sub-steps: s3a, adding medicinal components into the non-woven raw fiber, wherein the step at least comprises the following substeps:
s3a1, soaking the non-woven fabric raw material fibers for preparing the non-woven fabric in the medicinal solution, preferably, the soaking time is 10-20 min;
s3a2, drying the non-woven fabric raw material fiber attached with the medicine solution to prepare non-woven fabric raw material fiber added with the medicine component;
s3a3, carding the non-woven raw material fiber added with the medicine component obtained in the step S3a2 into a non-woven fabric added with the medicine component.
The type of the drug and the drug solution used are the same as those in the first embodiment, and the technical effects obtained are similar.
And after the steps are finished, the following other process steps are continuously carried out until the compression molding of the tampon is finished.
S4, rolling the cotton belt with the coating layer and pressing the cotton belt into the cotton sliver.
The tampon with the medicine added produced by the production process is prepared by adding the medicine components into the non-woven fabric raw material fiber, so that the tampon with a certain dosage and the medicine dosage evenly distributed on the surface can be used for treating gynecological diseases or daily nursing. The medicine is directly added into the non-woven fabric raw material fiber, so that the adhesive force of the medicine can be increased, the medicine is prevented from falling off before use, and the medicine is independently dried after the non-woven fabric raw material fiber is added, so that the drying is thorough, the drying time is short, the sterility of the tampon is improved, and the process complexity is reduced.
Example 5
The embodiment provides a production process of a tampon with a pharmaceutical ingredient, which at least comprises the following steps:
s1, carding the raw material fiber of the cotton belt into a fiber web, and pressing the fiber web into the cotton belt.
And S2, sleeving the pull wire on the surface of the cotton belt.
And S3, attaching the non-woven fabric wrapping layer to the surface of the cotton tape.
In this embodiment, step S3 includes at least the following sub-steps: s3b, adding medicinal components into the non-woven fabric before attaching, wherein the step at least comprises the following substeps:
s3b1, soaking the non-woven fabric in the drug solution for 10-20 min, or rolling and coating the drug solution on the non-woven fabric, wherein the dosage of the drug solution is (5-10) ml/m2；
And S3b2, drying the non-woven fabric with the drug solution to obtain the non-woven fabric with the drug component.
The type of the drug and the drug solution used are the same as those in the first embodiment, and the technical effects obtained are similar.
And after the steps are finished, the following other process steps are continuously carried out until the compression molding of the tampon is finished.
S4, rolling the cotton belt with the coating layer and pressing the cotton belt into the cotton sliver.
In the same way as the above embodiment, the medicated tampon produced by the production process of the present embodiment adds the medicinal components into the nonwoven fabric by soaking or roll coating, so as to prepare the tampon having a certain dosage and the dosage evenly distributed on the surface, and the tampon can be used for the treatment of gynecological diseases or daily care. The medicine is directly added into the non-woven fabric, so that the adhesive force of the medicine can be increased, the medicine is prevented from falling off before use, and the non-woven fabric raw material fiber is independently dried after being added with the medicine, so that the drying is thorough, the drying time is short, the sterility of the tampon is improved, and the process complexity is reduced.
All the above optional technical solutions can be combined arbitrarily to form optional embodiments of the present invention, that is, any multiple embodiments can be combined to meet the requirements of different treatments or daily care, which are all within the protection scope of the present application and are not described herein again.
It should be understood that the above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the present invention, and any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A process for producing a tampon with a pharmaceutical ingredient added thereto, the process at least comprising the following steps:
s1, carding the raw material fiber of the cotton belt into a fiber web, and pressing the fiber web into the cotton belt;
s2, sleeving a pull line on the surface of the cotton belt;
s3, attaching a non-woven fabric wrapping layer to the surface of the cotton belt;
s4, curling the cotton tape attached with the coating layer and pressing the cotton tape into a cotton sliver; the method is characterized in that:
the step S1 includes at least the following sub-steps:
s1a, adding a medicine component into the raw material fiber of the cotton belt, and/or S1b, adding a medicine component into the carded fiber web, and/or S1c, adding a medicine component into the pressed cotton belt;
the step S3 includes at least the following sub-steps:
s3a, adding the medicinal component into the raw fiber of the non-woven fabric, and/or S3b, adding the medicinal component into the non-woven fabric before the sticking.
2. The process for manufacturing a tampon with a pharmaceutical ingredient added thereto according to claim 1, wherein: the step S1a of adding the medicinal component into the cotton tape raw material fiber at least comprises the following substeps:
s1a1, soaking cotton belt raw material fibers in a medicinal solution;
s1a2, drying the cotton belt raw material fiber attached with the medicine solution to obtain the cotton belt raw material fiber added with the medicine component.
3. The process for manufacturing a tampon with a pharmaceutical ingredient added thereto according to claim 1, wherein: the step S1b is to add medicine components into the carded fiber web, and comprises at least the following sub-steps:
s1b1, carding the raw material fibers of the cotton belt into a fiber web;
s1b2, spraying the medicinal solution on the fiber mesh, wherein the dosage of the medicinal solution is (1-5) ml/m during spraying/atomizing2。
4. The process for manufacturing a tampon with a pharmaceutical ingredient added thereto according to claim 1, wherein: the step S1c of adding the medicinal components into the pressed cotton tape at least comprises the following substeps:
s1c1, soaking the cotton belt in a medicinal solutionOr spraying the medicinal solution on the cotton belt, wherein the dosage of the medicinal solution is (20-30) ml/m2；
S1c2, drying the cotton tape with the medicinal solution to obtain the cotton tape with the medicinal components.
5. The process for manufacturing a tampon with a pharmaceutical ingredient added thereto according to claim 1, wherein: the step S3a of adding the medicinal component into the non-woven raw material fiber at least comprises the following substeps:
s3a1, soaking the non-woven fabric raw material fiber for preparing the non-woven fabric in a medicinal solution;
s3a2, drying the non-woven fabric raw material fiber attached with the medicine solution to prepare non-woven fabric raw material fiber added with the medicine component;
s3a3, carding the non-woven raw material fiber added with the medicine component obtained in the step S3a2 into a non-woven fabric added with the medicine component.
6. The process for manufacturing a tampon with a pharmaceutical ingredient added thereto according to claim 1, wherein: the step S3b of adding a medicinal component to the nonwoven fabric before attachment at least includes the following substeps:
s3b1, soaking the non-woven fabric in a drug solution, or rolling and coating the drug solution on the non-woven fabric, wherein the dosage of the drug solution is (5-10) ml/m2；
And S3b2, drying the non-woven fabric with the drug solution to obtain the non-woven fabric with the drug component.
7. The process for manufacturing a tampon with a drug added thereto according to any of claims 1 to 6, wherein: the medicine is one or more of antibacterial agent, deodorant, medicine for relieving dysmenorrhea, medicine for adjusting vaginal PH or medicine for slowly releasing gynecological diseases.
8. The process for manufacturing a tampon with a drug added thereto according to any of claims 1 to 6, wherein:
the medicine is generated by the reaction of soluble metal salt, a crystal inducer, a crystal mineralizer, a crystal modifier and a crystal stabilizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910448452.9A CN111991609A (en) | 2019-05-27 | 2019-05-27 | Production process of tampon added with medicinal ingredients |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910448452.9A CN111991609A (en) | 2019-05-27 | 2019-05-27 | Production process of tampon added with medicinal ingredients |
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| CN111991609A true CN111991609A (en) | 2020-11-27 |
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| CN201910448452.9A Pending CN111991609A (en) | 2019-05-27 | 2019-05-27 | Production process of tampon added with medicinal ingredients |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106806067A (en) * | 2017-03-07 | 2017-06-09 | 苏州宝丽洁医疗科技有限公司 | A kind of preparation technology of nano-antibacterial type tapon |
| CN107299454A (en) * | 2017-05-25 | 2017-10-27 | 欣龙控股（集团）股份有限公司 | A kind of amenities numb blending surface material of the Chinese and preparation method thereof |
| CN109620547A (en) * | 2018-12-13 | 2019-04-16 | 湖南千金卫生用品股份有限公司 | It is a kind of to have effects that alleviate the tapon and preparation method thereof of gynecological disease |
-
2019
- 2019-05-27 CN CN201910448452.9A patent/CN111991609A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106806067A (en) * | 2017-03-07 | 2017-06-09 | 苏州宝丽洁医疗科技有限公司 | A kind of preparation technology of nano-antibacterial type tapon |
| CN107299454A (en) * | 2017-05-25 | 2017-10-27 | 欣龙控股（集团）股份有限公司 | A kind of amenities numb blending surface material of the Chinese and preparation method thereof |
| CN109620547A (en) * | 2018-12-13 | 2019-04-16 | 湖南千金卫生用品股份有限公司 | It is a kind of to have effects that alleviate the tapon and preparation method thereof of gynecological disease |
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Application publication date: 20201127 |