CN111317201A - Protective mask capable of sterilizing and inactivating virus - Google Patents
Protective mask capable of sterilizing and inactivating virus Download PDFInfo
- Publication number
- CN111317201A CN111317201A CN202010251612.3A CN202010251612A CN111317201A CN 111317201 A CN111317201 A CN 111317201A CN 202010251612 A CN202010251612 A CN 202010251612A CN 111317201 A CN111317201 A CN 111317201A
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- China
- Prior art keywords
- woven fabric
- protective mask
- melt
- activated carbon
- mask
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Classifications
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
- A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
- A41D13/1192—Protective face masks, e.g. for surgical use, or for use in foul atmospheres with antimicrobial agent
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D27/00—Details of garments or of their making
- A41D27/24—Hems; Seams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
- B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
- B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0028—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions provided with antibacterial or antifungal means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0027—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions
- B01D46/0032—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with additional separating or treating functions using electrostatic forces to remove particles, e.g. electret filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/04—Additives and treatments of the filtering material
- B01D2239/0442—Antimicrobial, antibacterial, antifungal additives
Abstract
The invention discloses a protective mask capable of sterilizing and inactivating viruses, which comprises a mask main body and an elastic band, wherein main chemical substances of the protective mask are deep well salt, sodium chloride and the like, and the protective mask is a food flavoring agent and a food additive and is nontoxic and harmless to human bodies. The chemical substances take activated carbon and melt-blown non-woven fabrics in the middle layer of the mask as carriers, high-concentration salt physically adsorbed by the activated carbon is sprayed on the surface carbon of the melt-blown non-woven fabrics to efficiently adsorb and capture bacteria and viruses, and the functional characteristics of killing the bacteria and inactivating the viruses by strong high-concentration salt dehydration and salt recrystallization are exerted.
Description
Technical Field
The invention belongs to the technical field of masks, and particularly relates to a protective mask capable of sterilizing and inactivating viruses.
Background
The mask is generally made of three layers of nonwoven fabric, i.e., spunbonded nonwoven fabric, meltblown nonwoven fabric, and spunbonded nonwoven fabric. The filtering performance of the mask is mainly determined by the filtering material in the middle layer, the filtering material commonly used at present is a melt-blown non-woven fabric made of polypropylene superfine fibers, and the mask is light, thin, good in air permeability and capable of efficiently filtering particles in air. Thus, it can act as a physical filter and barrier to particulate matter in the air. The protective effect of the particle protective mask with KN95/N95 and above is superior to that of a medical surgical mask. KN95 is one of the grades specified in Chinese Standard GB 2626-2006. N95 is one of the levels specified in U.S. standard 42 CFR 84. 95 means a filtration efficiency of greater than or equal to 95%, indicating that such respirators can block at least 95% of very small (0.3 micron scale) test particles after careful testing. By design, if ranked in terms of protection capability priority to the wearer himself (from high to low): n95 mask, surgical mask, common medical mask and common cotton mask. From the physical structure and protection mechanism of these masks, the function of physically blocking particles is mainly played.
The prior art has the following problems: wear protective mask and protect at ear nose department, when the virus moved to mouth nose department, intercept the virus through the gauze mask, the protection mouth nose can not inhale the virus, but the gauze mask can only play the effect of interception virus, can't kill the virus.
Disclosure of Invention
The invention aims to provide a protective mask capable of sterilizing and inactivating viruses, and aims to solve the problems that the protective mask is worn at the ear and nose for protection, when the viruses move to the mouth and nose, the viruses are intercepted by the mask, the mouth and nose are protected from being inhaled, but the mask only has the function of intercepting the viruses and cannot kill the viruses.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a protective facial mask of inactivated virus can disinfect, includes gauze mask main part and elastic webbing, the outer end sewing of gauze mask main part has the banding, the end welding elastic webbing about the banding, the upside middle part sewing of banding has the nose to press from both sides.
Preferably, the mask body includes a spunbonded nonwoven fabric and a meltblown nonwoven fabric, and the spunbonded nonwoven fabric is disposed at upper and lower ends of the meltblown nonwoven fabric.
Preferably, the mixed solution of sodium chloride salt is sprayed or soaked on the melt-blown non-woven fabric for ventilation and drying, and an inner layer of spun-bonded non-woven fabric and an outer layer of spun-bonded non-woven fabric are prepared, and accessories such as a nose clip, an elastic band and the like are added to prepare the complete protective mask.
Preferably, the deep well salt mixed solution is sprayed or soaked on the melt-blown non-woven fabric for ventilation and drying, an inner layer of spun-bonded non-woven fabric and an outer layer of spun-bonded non-woven fabric are configured, and accessories such as a nose clip, an elastic band and the like are added to manufacture the complete protective mask.
Preferably, the activated carbon-sodium chloride salt particles are formed by spraying or soaking activated carbon in a high-concentration sodium chloride salt mixed solution and performing thirty-seven-degree ventilation drying, the activated carbon-sodium chloride salt particles are sprayed or soaked on melt-blown non-woven fabrics for ventilation drying, an inner layer of spun-bonded non-woven fabrics and an outer layer of spun-bonded non-woven fabrics are configured, and accessories such as a nose clip and an elastic band are added to manufacture the complete protective mask.
Preferably, the activated carbon-deep well salt particles are formed by spraying or soaking activated carbon in a high-concentration deep well salt mixed solution and performing ventilation drying at thirty-seven degrees to form particles, the activated carbon-deep well salt particles are sprayed or soaked on melt-blown non-woven fabrics for ventilation drying, an inner layer of spun-bonded non-woven fabrics and an outer layer of spun-bonded non-woven fabrics are configured, and accessories such as a nose clip and an elastic band are added to form the complete protective mask.
Preferably, the melt-blown non-woven fabric is made of polypropylene superfine fibers, can efficiently filter particles in air, and can physically filter and block the particles in the air.
Preferably, the number of the elastic belts is two, and the two elastic belts are sleeved on two ears so that the mask main body covers the mouth and the nose of a user.
Compared with the prior art, the invention provides the protective mask capable of sterilizing and inactivating viruses, which has the following beneficial effects:
the invention applies main chemical substances (deep well salt, sodium chloride and the like) as food flavoring agents and food additives, and is nontoxic and harmless to human bodies. The chemical substances are supported by activated carbon or activated carbon cloth, and the physically adsorbed salt coating of the activated carbon is stable and is not influenced by high temperature and high humidity, which shows that the chemical substances can be safely used and stored or reused for a long time under the environment condition. Such an activated carbon salt coated filter unit can be guaranteed to be stable for a long time without worrying about safety issues. In fact, the destruction mechanism of the virus depends only on the functional properties of efficient adsorptive capture by activated carbon, simple and powerful dehydration of high concentration salts and recrystallization of salts. The melt-blown non-woven fabric in the middle layer is used as a carrier, and the high-salt mixture is sprayed and then soaked on the melt-blown non-woven fabric, so that the effects of physical barrier, chemical sterilization and virus inactivation are achieved. The method has low cost, and can be widely used for personal protection and public safety to resist the harm of airborne pathogens.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:
FIG. 1 is a schematic structural view of a protective mask capable of sterilizing and inactivating viruses according to the present invention;
FIG. 2 is a schematic view of a main structure of a protective mask capable of sterilizing and inactivating viruses according to the present invention;
FIG. 3 is a schematic structural diagram of a sodium chloride salt mixed solution deep well salt mixed solution for a protective mask capable of sterilizing and inactivating viruses according to the present invention;
FIG. 4 is a schematic structural diagram of a deep well salt mixed solution of a protective mask capable of sterilizing and inactivating viruses according to the present invention;
FIG. 5 is a schematic view of the structure of activated carbon-sodium chloride salt granules of a protective mask capable of sterilizing and inactivating viruses according to the present invention;
FIG. 6 is a schematic structural diagram of the activated carbon-deep well salt particles of the protective mask capable of sterilizing and inactivating viruses according to the present invention;
in the figure: 1. sealing edges; 2. an elastic band; 3. a mask body; 4. a nose clip; 31. spun-bonded nonwoven fabric; 32. melt-blown nonwoven fabrics; 33. sodium chloride salt mixed liquor; 34. deep well salt mixed liquor; 35. activated carbon-sodium chloride salt granules; 36. activated carbon-deep well salt particles.
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 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.
Referring to fig. 1-6, the present invention provides a technical solution:
a protective mask capable of sterilizing and inactivating viruses comprises a mask main body 3 and elastic belts 2, edge seals 1 are sewn at the outer ends of the mask main body 3, the elastic belts 2 are welded at the left end and the right end of the edge seals 1, the two elastic belts 2 are arranged in a total manner, the two elastic belts 2 are sleeved on two ears, so that the mask main body 3 covers the mouth and the nose of a user, the mask main body 3 is worn at the mouth and the nose through the elastic belts 2 and is bent to be attached to the nose through nose clips 4 for germ protection, a nose clip 4 is sewn in the middle of the upper side of the edge seals 1, the mask main body 3 comprises spunbonded non-woven fabrics 31 and meltblown non-woven fabrics 32, the meltblown non-woven fabrics 32 are made of polypropylene superfine fibers and can efficiently filter particles in air, the particles in the air can be physically filtered and blocked, the germs are effectively blocked through the meltblown non-woven fabrics 32, and, wherein two spunbonded nonwovens 31 and a meltblown nonwoven 32 are sewn together by means of the edge seal 1.
A protective mask capable of sterilizing and inactivating viruses comprises a sodium chloride mixed solution 33 sprayed or soaked on a melt-blown non-woven fabric 32 for ventilation drying, an inner layer and an outer layer of spun-bonded non-woven fabrics 31 are arranged, a nose clip 4, an elastic belt 2 and other accessories are added to manufacture the complete protective mask, wherein the sodium chloride mixed solution 33 can neutralize the charge of protein and destroy the water film of the protein, so that the protein is salted out and precipitated to lose functions, a deep well salt mixed solution 34 is sprayed or soaked on the melt-blown non-woven fabric 32 for ventilation drying, the inner layer and the outer layer of spun-bonded non-woven fabrics 31 are arranged, and the nose clip 4, the elastic belt 2 and other accessories are added to manufacture the complete protective mask, wherein when cells or organisms are soaked in the deep well salt mixed solution 34, water seeps out from the.
A protective mask capable of sterilizing and inactivating viruses comprises activated carbon-sodium chloride salt particles 35, wherein activated carbon is sprayed or soaked in a high-concentration sodium chloride salt mixed solution 33 and is subjected to thirty-seven-degree ventilation drying to form particles, the activated carbon-sodium chloride salt particles 35 are sprayed or soaked on a melt-blown non-woven fabric 32 and subjected to ventilation drying, an inner layer of spunbonded non-woven fabric 31 and an outer layer of spunbonded non-woven fabric 31 are prepared, a nose clip 4, an elastic belt 2 and other accessories are added to prepare the complete protective mask, wherein the activated carbon-sodium chloride salt particles 35 are designed on a carrier such as non-woven fabric, the melt-blown non-woven fabric 32 and an activated carbon adsorption bag, the protective mask capable of adsorbing, capturing, sterilizing and inactivating viruses is developed, the activated carbon-deep well salt particles 36 are sprayed or soaked in a high-concentration deep well salt mixed solution 34 to form particles, the thirty-seven-degree ventilation drying is, the inner and outer layers of spun-bonded non-woven fabrics 31 are configured, and accessories such as a nose clip 4, an elastic band 2 and the like are added to manufacture the complete protective mask, wherein under the high salt state formed by activated carbon-deep well salt particles 36 and the salt recrystallization environment, the surface charges of bacteria and viruses and a hydration film are damaged and dehydrated in a high permeation mode, and the spikes of the salt recrystallization pierce the cell walls of the bacteria and the virus envelopes to enable the intracellular substances to flow out, thereby playing the roles of killing the bacteria and inactivating the viruses.
The working principle and the using process of the invention are as follows: after the invention is installed, the working principle and the using process of the invention are as follows: after the mask is installed, firstly, the mask body 3 is sewn through edge sealing, two spunbonded non-woven fabrics 31 and two melt-blown non-woven fabrics 32 are sewn together, the mask body 3 is worn at the mouth and nose through the elastic band 2, then the mask body is bent and attached to the nose through the nose clip 4, the sterilization function is increased by soaking chemical substances in the melt-blown non-woven fabrics 32, and research proves that: the high-concentration deep well salt mixed liquor 34 and the sodium chloride salt mixed liquor 33 can neutralize the charge of the protein and destroy the water film thereof, so that the protein is salted out and precipitated to lose the function; placing the red blood cells in 1% sodium chloride solution or hypertonic solution, wherein the red blood cells become small due to shrinkage caused by dehydration; when a cell or an organism is immersed in a hypertonic solution, water seeps out of the cell to the outside, so that the cell is reduced and the cell is separated from the cell cytoplasm wall, and the normal structure and function are lost; putting the bacteria into high concentration saline water such as sodium chloride, which can make the bacteria lose water and deform, thereby inhibiting the growth and reproduction of the bacteria; the high concentration salt can change the osmotic pressure of pathogenic microorganisms, inhibit the growth of the pathogenic microorganisms or directly kill the pathogenic microorganisms. Fu-ShiQuan et al found that the virus trapped on the high concentration salt coated filter showed rapid loss of infectivity and that the salt coated filter was effective in killing influenza virus. The mechanism that can be clarified from the above studies is that microorganisms including bacteria and viruses can be dehydrated and shrunk in a high-concentration salt environment to inhibit the growth and propagation thereof, and sharp spikes formed by recrystallization from salt are inserted into the body or envelope thereof, and the contents are eluted and inactivated. The protective mask capable of adsorbing, capturing, sterilizing and inactivating viruses is developed by coating high-concentration salt deep well mineral salt or sodium chloride and the like on a carrier such as non-woven fabric, melt-blown non-woven fabric 32, activated carbon adsorption and the like to form activated carbon-sodium chloride salt particles 35 or activated carbon-deep well salt particles 36. Under the environment of high salt state and salt recrystallization, the surface charges and hydration membranes of bacteria and viruses are damaged, hypertonic dehydration is carried out, and the spikes of the salt recrystallization puncture the cell walls of the bacteria and the virus envelopes to make the intracellular substances flow out, thereby playing the roles of killing the bacteria and inactivating the viruses.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a can disinfect protective facial mask of inactivated virus, includes gauze mask main part (3) and elastic webbing (2), its characterized in that: the outer end sewing of gauze mask main part (3) has banding (1), the end welding elastic band (2) about banding (1), the upside middle part sewing of banding (1) has nose clip (4).
2. The protective mask according to claim 1, wherein the protective mask is characterized in that: the mask main body (3) comprises a spunbonded non-woven fabric (31) and a melt-blown non-woven fabric (32), the spunbonded non-woven fabric (31) is arranged at the upper end and the lower end of the melt-blown non-woven fabric (32), and the melt-blown non-woven fabric (32) can be sprayed or soaked in a sodium chloride salt mixed solution (33), a deep well salt mixed solution (34), activated carbon-sodium chloride salt particles (35) and activated carbon-deep well salt particles (36).
3. The protective mask according to claim 2, wherein the protective mask is characterized in that: the sodium chloride salt mixed solution (33) is sprayed or soaked on the melt-blown non-woven fabric (32) for ventilation and drying, an inner layer of spun-bonded non-woven fabric (31) and an outer layer of spun-bonded non-woven fabric (31) are configured, and accessories such as a nose clip (4) and an elastic band (2) are added to manufacture the complete protective mask.
4. The protective mask according to claim 2, wherein the protective mask is characterized in that: the deep well salt mixed liquor (34) is sprayed or soaked on the melt-blown non-woven fabric (32) and the deep well salt mixed liquor (34) is sprayed or soaked in the melt-blown non-woven fabric for ventilation and drying, an inner layer of spun-bonded non-woven fabric (31) and an outer layer of spun-bonded non-woven fabric (31) are configured, and accessories such as a nose clip (4) and an elastic band (2) are added to manufacture the complete.
5. The protective mask according to claim 2, wherein the protective mask is characterized in that: the activated carbon-sodium chloride salt particles (35) are formed by spraying or soaking activated carbon by a high-concentration sodium chloride salt mixed solution (33) and carrying out ventilation drying at thirty-seven degrees, the activated carbon-sodium chloride salt particles (35) are sprayed or soaked on a melt-blown non-woven fabric (32) for ventilation drying, an inner layer of spun-bonded non-woven fabric (31) and an outer layer of spun-bonded non-woven fabric (31) are arranged, and accessories such as a nose clip (4) and an elastic band (2) are added to manufacture the complete protective mask.
6. The protective mask according to claim 2, wherein the protective mask is characterized in that: the activated carbon-deep well salt particles (36) are formed by spraying or soaking activated carbon in a high-concentration deep well salt mixed solution (34) and performing ventilation drying at thirty-seven degrees, the activated carbon-deep well salt particles (36) are sprayed or soaked on a melt-blown non-woven fabric (32) for ventilation drying, an inner layer of spun-bonded non-woven fabric (31) and an outer layer of spun-bonded non-woven fabric (31) are configured, and accessories such as a nose clip (4) and an elastic band (2) are added to manufacture the complete protective mask.
7. The protective mask according to claim 2, wherein the protective mask is characterized in that: the melt-blown non-woven fabric (32) is made of polypropylene superfine fibers, can efficiently filter particles in air, and can physically filter and block the particles in the air.
8. The protective mask according to claim 1, wherein the protective mask is characterized in that: the two elastic belts (2) are arranged, and the two elastic belts (2) are sleeved on two ears to cover the mouth and the nose of a user through the mask main body (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010251612.3A CN111317201A (en) | 2020-04-01 | 2020-04-01 | Protective mask capable of sterilizing and inactivating virus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010251612.3A CN111317201A (en) | 2020-04-01 | 2020-04-01 | Protective mask capable of sterilizing and inactivating virus |
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CN111317201A true CN111317201A (en) | 2020-06-23 |
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CN202010251612.3A Withdrawn CN111317201A (en) | 2020-04-01 | 2020-04-01 | Protective mask capable of sterilizing and inactivating virus |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112315053A (en) * | 2020-12-08 | 2021-02-05 | 上海美科无纺布制品有限公司 | Filter type mask and manufacturing method thereof |
-
2020
- 2020-04-01 CN CN202010251612.3A patent/CN111317201A/en not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112315053A (en) * | 2020-12-08 | 2021-02-05 | 上海美科无纺布制品有限公司 | Filter type mask and manufacturing method thereof |
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Application publication date: 20200623 |