CN114209869A - Self-heating hyaluronic acid material, preparation method and pants-type sanitary towel - Google Patents
Self-heating hyaluronic acid material, preparation method and pants-type sanitary towel Download PDFInfo
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- CN114209869A CN114209869A CN202210041575.2A CN202210041575A CN114209869A CN 114209869 A CN114209869 A CN 114209869A CN 202210041575 A CN202210041575 A CN 202210041575A CN 114209869 A CN114209869 A CN 114209869A
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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
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/28—Polysaccharides or their derivatives
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
- A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
- A61F13/496—Absorbent articles specially adapted to be worn around the waist, e.g. diapers in the form of pants or briefs
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/84—Accessories, not otherwise provided for, for absorbent pads
- A61F13/8405—Additives, e.g. for odour, disinfectant or pH control
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F7/02—Compresses or poultices for effecting heating or cooling
- A61F7/03—Compresses or poultices for effecting heating or cooling thermophore, i.e. self-heating, e.g. using a chemical reaction
- A61F7/032—Compresses or poultices for effecting heating or cooling thermophore, i.e. self-heating, e.g. using a chemical reaction using oxygen from the air, e.g. pocket-stoves
- A61F7/034—Flameless
-
- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F2007/0001—Body part
- A61F2007/0018—Trunk or parts thereof
- A61F2007/0022—Abdomen
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
- A61F7/02—Compresses or poultices for effecting heating or cooling
- A61F7/03—Compresses or poultices for effecting heating or cooling thermophore, i.e. self-heating, e.g. using a chemical reaction
- A61F7/032—Compresses or poultices for effecting heating or cooling thermophore, i.e. self-heating, e.g. using a chemical reaction using oxygen from the air, e.g. pocket-stoves
- A61F7/034—Flameless
- A61F2007/036—Fuels
- A61F2007/038—Carbon or charcoal, e.g. active
Abstract
The invention relates to the technical field of hyaluronic acid materials, in particular to a self-heating hyaluronic acid material, a preparation method and a pants-type sanitary towel. The self-heating material comprises hyaluronic acid fibers and a self-heating material, wherein the self-heating material comprises the following raw materials in parts by weight: iron powder, active carbon, inorganic salt, coke powder, diatomite and carbon fiber, and the balance of water; according to the self-heating hyaluronic acid material and the preparation method thereof, the added hyaluronic acid fiber is applied to the sanitary towel, so that the material has better skin-friendly performance, does not damage the skin of a human body, improves the comfort in use, can keep the abdomen of a female in the menstrual period of a female user by adding the self-heating material, and is beneficial to reducing the pain in the menstrual period; the pants-type sanitary towel prepared from the self-heating hyaluronic acid material can improve the comfort of a user under the heating effect, and can play a role in keeping the lower abdomen warm when the application range is continued to the lower abdomen of the user.
Description
Technical Field
The invention relates to the technical field of hyaluronic acid materials, in particular to a self-heating hyaluronic acid material, a preparation method and a pants-type sanitary towel.
Background
At present, women are most worried about the displacement of the used sanitary towel and the overflow of menstrual discharge during menstrual period, thereby polluting clothes and bedding, particularly seriously polluting underpants, being troublesome to clean and bringing much trouble and interference to work and rest at night; meet business trip, the tourism is outside, it is more troublesome, current sanitary towel pastes on women's pants, nevertheless shift very easily during the action, the dirty inconvenient change again of pants that the menstruation overflowed the pollution, trousers formula sanitary towel has obtained women's favor, but trousers formula sanitary towel is because the material is relatively poor on the material, it is relatively poor to lead to the women travelling comfort when using, does not possess cold-proof function simultaneously, for this reason needs a neotype trousers formula sanitary towel to improve prior art's not enough.
Disclosure of Invention
The invention aims to provide a self-heating hyaluronic acid material, a preparation method and a pants-type sanitary towel, which aim to solve the problems in the background technology.
In order to achieve the above object, in one aspect, the present invention provides a self-heating hyaluronic acid material, including hyaluronic acid fiber and a self-heating material, where the self-heating material includes the following raw materials in parts by weight: 1-5 parts of iron powder, 1-5 parts of activated carbon, 1-5 parts of inorganic salt, 1-5 parts of coke powder, 1-5 parts of diatomite, 1-3 parts of carbon fiber and the balance of water.
As a further improvement of the technical scheme, the hyaluronic acid fiber at least comprises the following raw materials: hyaluronic acid, cross-linking agent, sodium hydroxide solution, hydrochloric acid solution, ethanol solution and polyester fiber, and the prepared hyaluronic acid fiber is applied to sanitary towels, can have better skin-friendly property, cannot cause damage to human skin, and improves the comfort in use.
As a further improvement of the technical scheme, the cross-linking agent is at least one of divinyl sulfone, glutaraldehyde and 1, 4-butanediol diglycidyl ether, the main function of the cross-linking agent is cross-linking hyaluronic acid, and the mechanical strength, the stability and the degradation resistance are improved.
As a further improvement of the technical scheme, the preparation method of the hyaluronic acid fiber comprises the following steps:
s1.1, adding hyaluronic acid to 0.2 mol.L-1Dissolving in sodium hydroxide solution, stirring at room temperature, and adding into crosslinking agent diluted with waterRapidly stirring to obtain gel;
s1.2, adding the gel to 0.2 mol.L-1Adjusting pH value to neutral in hydrochloric acid solution, cleaning with ethanol solution, filtering to obtain white flocculent precipitate, and removing residual ethanol to obtain hyaluronic acid dry powder;
s1.3, crushing the polyester fiber, then adding the hyaluronic acid dry powder, mixing and spinning to obtain the hyaluronic acid fiber.
As a further improvement of the technical scheme, in the S1.1, the stirring time at room temperature is 1-1.5h, and the rapid stirring time is 1-1.5 h.
As a further improvement of the technical scheme, in the S1.2, repeated washing is carried out for 2-3 times, and the supernatant liquid of the ethanol is taken each time and then filtered by a needle filter.
In another aspect, the present invention provides a method for preparing the self-heating hyaluronic acid material as defined in any of the above, comprising the steps of:
s2.1, weighing the raw materials for later use, and then respectively carrying out vacuum dehumidification on the raw materials;
s2.2, adding iron powder, activated carbon, inorganic salt, coke powder, diatomite and carbon fiber into a grinder to be ground into powder;
s2.3, adding water into the powder materials to a stirring kettle, and mixing and stirring to obtain a self-heating material;
s2.4, preparing the hyaluronic acid fiber into a fabric through knitting, and adding the self-heating material into the fabric for coating to obtain the self-heating hyaluronic acid fabric.
Preferably, in the S2.1, the vacuum dehumidification time is 3-5h, and in the S2.2, the grinding rate is 150 r/min.
Preferably, in S2.3, the stirring time is 30-60min, and the speed is 300-400 r/min.
In another aspect, the present invention provides a pants-type sanitary napkin using a self-heating hyaluronic acid material, characterized in that: comprises self-heating trousers (100), the self-heating trousers (100) at least comprise a front connecting sheet (110) and a rear connecting sheet (120), a bottom sheet (130) is arranged between the front connecting sheet (110) and the rear connecting sheet (120), a heating sheet (131) is arranged on the inner surface of the bottom sheet (130), the heating sheet (131) is made of self-heating hyaluronic acid material, two ends of the heating sheet (131) respectively extend to the surfaces of the front connecting sheet (110) and the rear connecting sheet (120), the main function is to coat the crotch of a user, the comfort of the user can be improved through the heating function, the application range is extended to the lower abdomen of the user, the heat preservation function to the lower abdomen can be realized, two ends of the rear connecting sheet (120) are respectively provided with an adhesive sheet (121), the adhesive sheets (121) are attached to two ends of the front connecting sheet (110), and the main function is to connect the rear connecting sheet (120) and the front connecting sheet (110), avoid falling off when in use.
Compared with the prior art, the invention has the beneficial effects that:
1. in the self-heating hyaluronic acid material and the preparation method thereof, the added hyaluronic acid fiber is applied to the sanitary towel, so that the material has better skin-friendly property, does not damage the skin of a human body, improves the comfort in use, can keep the abdomen of a female warm during the menstrual period of a female user by adding the self-heating material, and is favorable for reducing the pain during the menstrual period.
2. In the self-heating hyaluronic acid material and the preparation method thereof, the pants-type sanitary towel prepared from the self-heating hyaluronic acid material can improve the comfort of a user through the heating effect, and can play a role in keeping the lower abdomen warm as the application range extends to the lower abdomen of the user.
Drawings
FIG. 1 is an overall flow diagram of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
fig. 3 is a schematic view of the detachable structure of the self-adding pants of the present invention.
The various reference numbers in the figures mean:
100. self-heating trousers;
110. a front connecting sheet;
120. a rear connecting sheet; 121. an adhesive sheet;
130. a negative film; 131. and (4) heating the sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Example 1
Preparation of hyaluronic acid fiber
1. Adding hyaluronic acid to 0.2 mol.L-1Dissolving in sodium hydroxide solution, stirring at room temperature for 1-1.5h, adding into a cross-linking agent diluted by water, and rapidly stirring for 1-1.5h to obtain gel, wherein the cross-linking agent is at least one of divinyl sulfone, glutaraldehyde and 1, 4-butanediol diglycidyl ether, and has the main function of cross-linking hyaluronic acid, so that the mechanical strength, the stability and the anti-degradation performance are improved;
2. adding the gel to 0.2 mol.L-1Adjusting pH to neutral in hydrochloric acid solution, cleaning with ethanol solution for 2-3 times, collecting supernatant of each time ethanol, filtering with syringe needle filter to obtain white flocculent precipitate, and removing residual ethanol to obtain hyaluronic acid dry powder;
3. and (3) crushing the polyester fiber, then adding the hyaluronic acid dry powder, mixing and spinning to obtain the hyaluronic acid fiber.
Secondly, preparing the self-heating hyaluronic acid material.
1. Firstly, weighing raw materials for later use, and then respectively carrying out vacuum dehumidification on each raw material for 3-5 h;
2. adding 1 part of iron powder, 1 part of activated carbon, 1 part of inorganic salt, 1 part of coke powder, 1 part of diatomite and 1 part of carbon fiber into a grinding machine to be ground into powder, wherein the grinding speed is 120 plus 150 r/min;
3. adding water into each powder material to a stirring kettle, mixing and stirring for 30-60min at the speed of 300-400r/min to obtain the self-heating material;
4. the fabric is made of the hyaluronic acid fibers through knitting, and the self-heating material is added into the fabric for cladding, so that the self-heating hyaluronic acid fabric is obtained.
Example 2
Preparation of hyaluronic acid fiber
1. Adding hyaluronic acid to 0.2 mol.L-1Dissolving in sodium hydroxide solution, stirring at room temperature for 1-1.5h, adding into a cross-linking agent diluted by water, and rapidly stirring for 1-1.5h to obtain gel, wherein the cross-linking agent is at least one of divinyl sulfone, glutaraldehyde and 1, 4-butanediol diglycidyl ether, and has the main function of cross-linking hyaluronic acid, so that the mechanical strength, the stability and the anti-degradation performance are improved;
2. adding the gel to 0.2 mol.L-1Adjusting pH to neutral in hydrochloric acid solution, cleaning with ethanol solution for 2-3 times, collecting supernatant of each time ethanol, filtering with syringe needle filter to obtain white flocculent precipitate, and removing residual ethanol to obtain hyaluronic acid dry powder;
3. and (3) crushing the polyester fiber, then adding the hyaluronic acid dry powder, mixing and spinning to obtain the hyaluronic acid fiber.
Secondly, preparing the self-heating hyaluronic acid material.
1. Firstly, weighing raw materials for later use, and then respectively carrying out vacuum dehumidification on each raw material for 3-5 h;
2. adding 3 parts of iron powder, 3 parts of activated carbon, 3 parts of inorganic salt, 3 parts of coke powder, 3 parts of diatomite and 2 parts of carbon fiber into a grinding machine to be ground into powder, wherein the grinding speed is 120-150 r/min;
3. adding water into each powder material to a stirring kettle, mixing and stirring for 30-60min at the speed of 300-400r/min to obtain the self-heating material;
4. the fabric is made of the hyaluronic acid fibers through knitting, and the self-heating material is added into the fabric for cladding, so that the self-heating hyaluronic acid fabric is obtained.
Example 3
Preparation of hyaluronic acid fiber
1. Adding hyaluronic acid to 0.2 mol.L-1Dissolving in sodium hydroxide solution, stirring at room temperature for 1-1.5 hr, adding into crosslinking agent diluted with water, and rapidly stirring for 1-1.5 hr to obtain gelAt least one of dialdehyde and 1, 4-butanediol diglycidyl ether has the main function of crosslinking hyaluronic acid, so that the mechanical strength, the stability and the degradation resistance are improved;
2. adding the gel to 0.2 mol.L-1Adjusting pH to neutral in hydrochloric acid solution, cleaning with ethanol solution for 2-3 times, collecting supernatant of each time ethanol, filtering with syringe needle filter to obtain white flocculent precipitate, and removing residual ethanol to obtain hyaluronic acid dry powder;
3. and (3) crushing the polyester fiber, then adding the hyaluronic acid dry powder, mixing and spinning to obtain the hyaluronic acid fiber.
Secondly, preparing the self-heating hyaluronic acid material.
1. Firstly, weighing raw materials for later use, and then respectively carrying out vacuum dehumidification on each raw material for 3-5 h;
2. adding 5 parts of iron powder, 5 parts of activated carbon, 5 parts of inorganic salt, 5 parts of coke powder, 5 parts of diatomite and 3 parts of carbon fiber into a grinding machine to be ground into powder, wherein the grinding speed is 120-150 r/min;
3. adding water into each powder material to a stirring kettle, mixing and stirring for 30-60min at the speed of 300-400r/min to obtain the self-heating material;
4. the fabric is made of the hyaluronic acid fibers through knitting, and the self-heating material is added into the fabric for cladding, so that the self-heating hyaluronic acid fabric is obtained.
Example 4
According to the figures 2-3, a pants-type sanitary napkin using self-heating hyaluronic acid material is provided, which is characterized in that: comprises self-heating trousers (100), the self-heating trousers (100) at least comprise a front connecting sheet (110) and a rear connecting sheet (120), a bottom sheet (130) is arranged between the front connecting sheet (110) and the rear connecting sheet (120), a heating sheet (131) is arranged on the inner surface of the bottom sheet (130), the heating sheet (131) is made of self-heating hyaluronic acid material, two ends of the heating sheet (131) respectively extend to the surfaces of the front connecting sheet (110) and the rear connecting sheet (120), the main function is to coat the crotch of a user, the comfort of the user can be improved through the heating function, the application range is extended to the lower abdomen of the user, the heat preservation function to the lower abdomen can be realized, two ends of the rear connecting sheet (120) are respectively provided with an adhesive sheet (121), the adhesive sheets (121) are attached to two ends of the front connecting sheet (110), and the main function is to connect the rear connecting sheet (120) and the front connecting sheet (110), avoid falling off when in use.
Comparative example 1
1. Firstly, weighing raw materials for later use, and then respectively carrying out vacuum dehumidification on each raw material for 3-5 h;
2. adding 3 parts of iron powder, 3 parts of activated carbon, 3 parts of inorganic salt, 3 parts of coke powder, 3 parts of diatomite and 2 parts of carbon fiber into a grinding machine to be ground into powder, wherein the grinding speed is 120-150 r/min;
3. adding water into each powder material to a stirring kettle, mixing and stirring for 30-60min at the speed of 300-400r/min to obtain the self-heating material;
4. the polyester fiber is knitted to prepare the fabric, and the self-heating material is added into the fabric for coating, so that the self-heating fabric is prepared.
Comparative example 2
1. Adding hyaluronic acid to 0.2 mol.L-1Dissolving in sodium hydroxide solution, stirring at room temperature for 1-1.5h, adding into a cross-linking agent diluted by water, and rapidly stirring for 1-1.5h to obtain gel, wherein the cross-linking agent is at least one of divinyl sulfone, glutaraldehyde and 1, 4-butanediol diglycidyl ether, and has the main function of cross-linking hyaluronic acid, so that the mechanical strength, the stability and the anti-degradation performance are improved;
2. adding the gel to 0.2 mol.L-1Adjusting pH to neutral in hydrochloric acid solution, cleaning with ethanol solution for 2-3 times, collecting supernatant of each time ethanol, filtering with syringe needle filter to obtain white flocculent precipitate, and removing residual ethanol to obtain hyaluronic acid dry powder;
3. and (3) crushing the polyester fiber, then adding the hyaluronic acid dry powder, mixing and spinning to obtain the hyaluronic acid fiber.
4. And (3) knitting the hyaluronic acid fibers to obtain the fabric, thus obtaining the hyaluronic acid fabric.
Comparative example 3
And (3) knitting the polyester fibers to obtain the fabric, thus obtaining the polyester fabric.
Test example 1
The panty-type sanitary napkins prepared by the fabrics provided by the above examples 1-3 and comparative examples 1-3 are subjected to somatosensory test, a trial group consisting of 50 persons is randomly invited in batches, and the invitations are individually evaluated, wherein in the test process, after each panty-type sanitary napkin is used, the interval is 30 minutes, and then the trial is continued, and the somatosensory scoring standard is shown in table 1:
TABLE 1
| Warm (fen) | Comfort level (fen) |
| Suitably (5) | Suitably (5) |
| Hotter (4) | In general (4) |
| No warm (3) | Relatively poor (3) |
The statistical test panel scored examples 1-3, with the average of 50 scores for each pant-type sanitary napkin as the final score, and the results are shown in table 2 below:
TABLE 2
The scores of the trial panel for comparative examples 1-3 were counted, and the average of 50 scores for each pant-type sanitary napkin was taken as the final score, with the results shown in Table 3 below:
TABLE 3
As can be seen from tables 1 to 3, compared with comparative examples 1 to 3, the pants-type sanitary napkins provided by examples 1 to 3 of the present invention have good warm-keeping effect and comfortable use, and it is shown that the fabric provided by the present invention has more reasonable components and ratio, and the raw materials cooperate with each other to make the pants-type sanitary napkins have better quality.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and the present invention is not limited to the embodiments, and various changes and modifications may be made without departing from the spirit and scope of the present invention, and these changes and modifications fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The self-heating hyaluronic acid material is characterized by comprising hyaluronic acid fibers and a self-heating material, wherein the self-heating material comprises the following raw materials in parts by weight: 1-5 parts of iron powder, 1-5 parts of activated carbon, 1-5 parts of inorganic salt, 1-5 parts of coke powder, 1-5 parts of diatomite, 1-3 parts of carbon fiber and the balance of water.
2. The self-heating hyaluronic acid material of claim 1, which is characterized in that: the hyaluronic acid fiber at least comprises the following raw materials: hyaluronic acid, a cross-linking agent, a sodium hydroxide solution, a hydrochloric acid solution, an ethanol solution and polyester fiber.
3. The self-heating hyaluronic acid material of claim 2, which is characterized in that: the cross-linking agent is at least one of divinyl sulfone, glutaraldehyde and 1, 4-butanediol diglycidyl ether.
4. The self-heating hyaluronic acid material of claim 3, which is characterized in that: the preparation method of the hyaluronic acid fiber comprises the following steps:
s1.1, adding hyaluronic acid to 0.2 mol.L-1Dissolving in sodium hydroxide solution, stirring at room temperature, adding into the cross-linking agent diluted by water, and rapidly stirring to obtain gel;
s1.2, adding the gel to 0.2 mol.L-1Adjusting pH value to neutral in hydrochloric acid solution, cleaning with ethanol solution, filtering to obtain white flocculent precipitate, and removing residual ethanol to obtain hyaluronic acid dry powder;
s1.3, crushing the polyester fiber, then adding the hyaluronic acid dry powder, mixing and spinning to obtain the hyaluronic acid fiber.
5. The self-heating hyaluronic acid material of claim 4, which is characterized in that: in the S1.1, the stirring time at room temperature is 1-1.5h, and the rapid stirring time is 1-1.5 h.
6. The self-heating hyaluronic acid material of claim 4, which is characterized in that: and in the S1.2, repeatedly washing for 2-3 times, taking the supernatant of the ethanol each time, and then filtering by using a needle filter.
7. A method for preparing the self-heating hyaluronic acid material of any of claims 1-6, comprising the steps of:
s2.1, weighing the raw materials for later use, and then respectively carrying out vacuum dehumidification on the raw materials;
s2.2, adding iron powder, activated carbon, inorganic salt, coke powder, diatomite and carbon fiber into a grinder to be ground into powder;
s2.3, adding water into the powder materials to a stirring kettle, and mixing and stirring to obtain a self-heating material;
s2.4, preparing the hyaluronic acid fiber into a fabric through knitting, and adding the self-heating material into the fabric for coating to obtain the self-heating hyaluronic acid fabric.
8. The method for preparing the self-heating hyaluronic acid material according to claim 7, which is characterized in that: in the S2.1, the vacuum dehumidification time is 3-5h, and in the S2.2, the grinding rate is 150 r/min.
9. The method for preparing the self-heating hyaluronic acid material according to claim 7, which is characterized in that: in the S2.3, the stirring time is 30-60min, and the speed is 400 r/min.
10. The utility model provides an use spontaneous heating hyaluronic acid material's trousers formula sanitary towel which characterized in that: including self-heating trousers (100), self-heating trousers (100) include front connection piece (110) and back connection piece (120) at least, front connection piece (110) with be equipped with film (130) between back connection piece (120), film (130) internal surface is equipped with heating plate (131), heating plate (131) are self-heating hyaluronic acid material, just the both ends of heating plate (131) extend to respectively front connection piece (110) with back connection piece (120) surface, the both ends of back connection piece (120) all are equipped with gluing piece (121), gluing piece (121) with laminating in front connection piece (110) both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210041575.2A CN114209869A (en) | 2022-01-14 | 2022-01-14 | Self-heating hyaluronic acid material, preparation method and pants-type sanitary towel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210041575.2A CN114209869A (en) | 2022-01-14 | 2022-01-14 | Self-heating hyaluronic acid material, preparation method and pants-type sanitary towel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114209869A true CN114209869A (en) | 2022-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210041575.2A Pending CN114209869A (en) | 2022-01-14 | 2022-01-14 | Self-heating hyaluronic acid material, preparation method and pants-type sanitary towel |
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| CN (1) | CN114209869A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115399947A (en) * | 2022-09-27 | 2022-11-29 | 北京极暖网络科技有限公司 | Pants-type sanitary towel with self-heating effect |
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| US20090155362A1 (en) * | 2004-11-24 | 2009-06-18 | Novozymes Biopolymer | Method of cross-linking hyaluronic acid with divinulsulfone |
| CN202740244U (en) * | 2012-09-14 | 2013-02-20 | 重庆百亚卫生用品有限公司 | Shorts-type exothermic sanitary towel |
| CN106676670A (en) * | 2016-12-09 | 2017-05-17 | 天长市天龙泵阀成套设备厂 | Hyaluronic acid/silk fibroin nano-fibre and preparation method thereof |
| US20170231813A1 (en) * | 2014-08-06 | 2017-08-17 | Handy Technology (Zhuhai) Ltd. | Self-heating thermal-insulation film and face mask and eye mask manufactured therefrom |
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2022
- 2022-01-14 CN CN202210041575.2A patent/CN114209869A/en active Pending
Patent Citations (4)
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|---|---|---|---|---|
| US20090155362A1 (en) * | 2004-11-24 | 2009-06-18 | Novozymes Biopolymer | Method of cross-linking hyaluronic acid with divinulsulfone |
| CN202740244U (en) * | 2012-09-14 | 2013-02-20 | 重庆百亚卫生用品有限公司 | Shorts-type exothermic sanitary towel |
| US20170231813A1 (en) * | 2014-08-06 | 2017-08-17 | Handy Technology (Zhuhai) Ltd. | Self-heating thermal-insulation film and face mask and eye mask manufactured therefrom |
| CN106676670A (en) * | 2016-12-09 | 2017-05-17 | 天长市天龙泵阀成套设备厂 | Hyaluronic acid/silk fibroin nano-fibre and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115399947A (en) * | 2022-09-27 | 2022-11-29 | 北京极暖网络科技有限公司 | Pants-type sanitary towel with self-heating effect |
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