CN104294477A - Polysaccharide composite fiber material and preparation method thereof as well as filter element and mask - Google Patents
Polysaccharide composite fiber material and preparation method thereof as well as filter element and mask Download PDFInfo
- Publication number
- CN104294477A CN104294477A CN201410520393.9A CN201410520393A CN104294477A CN 104294477 A CN104294477 A CN 104294477A CN 201410520393 A CN201410520393 A CN 201410520393A CN 104294477 A CN104294477 A CN 104294477A
- Authority
- CN
- China
- Prior art keywords
- polyvinyl alcohol
- polysaccharide composite
- fibrous material
- composite fibrous
- preparation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/08—Filter cloth, i.e. woven, knitted or interlaced material
- B01D39/083—Filter cloth, i.e. woven, knitted or interlaced material of organic material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
- B01J20/265—Synthetic macromolecular compounds modified or post-treated polymers
- B01J20/267—Cross-linked polymers
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
- D04H1/492—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres by fluid jet
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/02—Moisture-responsive characteristics
- D10B2401/022—Moisture-responsive characteristics hydrophylic
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2401/00—Physical properties
- D10B2401/13—Physical properties anti-allergenic or anti-bacterial
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2501/00—Wearing apparel
- D10B2501/04—Outerwear; Protective garments
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Education & Sports Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Mechanical Engineering (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Materials For Medical Uses (AREA)
Abstract
The invention discloses a preparation method of a polysaccharide composite fiber material. The preparation method comprises the steps of 1) dissolving carboxymethyl chitosan having the deacetylation degree of greater than 85%, the protein content of less than 0.1% and the molecular weight of 1000-10000 in an acid to obtain a carboxymethyl chitosan acid solution having the volume concentration of 8%-15%, 2) dissolving polyvinyl alcohol in water to obtain a polyvinyl alcohol aqueous solution having the mass concentration of 25%-35%, and 3) adding 5%-20% of carboxymethyl chitosan acid solution in percentage by mass to the polyvinyl alcohol aqueous solution, increasing the temperature to the range of 75 to 90 DEG C for reacting for 1-10 hours, and then spinning the solution to form the polysaccharide composite fiber material. The polysaccharide composite fiber material has excellent antibacterial and adsorption effects, is safe without side effect, wide in raw material source and low in cost; the polysaccharide composite fiber material also has a hydrophilic effect and can be produced into a filter element for a mask or a mask, and then the polysaccharide composite fiber material keeps in contact with skin for a long time and is capable of effectively killing skin pore bacteria.
Description
Technical field
The present invention relates to a kind of manufacturing technology field of mouth mask, particularly relate to a kind of polysaccharide composite fibrous material and preparation method thereof and filter disc and mouth mask.
Background technology
Day by day serious along with air quality and environmental pollution, the transmissibility of virus and bacterium and finely ground particles is subsisted deterioration, and obstruct germ and finely ground particles become the topic that people's go off daily is concerned about the most.Mouth mask, as article the simplest in respiratory protection, obtains common concern and the use of more and more people.
Mouth mask is as the product for breathing purposes, mainly by reaching protection effect to the obstruct of particle, existing mouth mask on market, major part is all self-priming protective mask, all reach with the material of single structure the effect intercepting bacterium and particle, the fusion spray cloth of a small amount of product is had to add Nano Silver or silver ion, play kill bacteria and antiviral effect, but security is extremely low, this is because Nano Silver or silver ion be all melt-blown enter in nonwoven fabric, in respiratory, have free silver ion enter respiratory tract, cause mucosa irritation to react and cause respiratory inflammation.
As can be seen here, how to provide a kind of mouth mask, can play good antibacterial effect on the basis ensureing security, this is the current technical issues that need to address in this area.
Summary of the invention
For the deficiency that above-mentioned prior art exists, the object of the present invention is to provide a kind of preparation method of polysaccharide composite fibrous material, after the polysaccharide composite fibrous material made makes mouth mask and filter disc, good antibacterial effect can be played on the basis ensureing security.
Technical scheme of the present invention is as follows:
A preparation method for polysaccharide composite fibrous material, comprises the steps:
1) deacetylation is greater than 85%, protein content is less than 0.1%, cm-chitosan that molecular weight is 1000-10000 is dissolved in acid and makes the carboxymethyl chitosan sugar acid solution that volumetric concentration is 8% ~ 15%;
2) be prepared into water-soluble for polyvinyl alcohol the polyvinyl alcohol water solution that mass concentration is 25% ~ 35%;
3) described carboxymethyl chitosan sugar acid solution is joined in described polyvinyl alcohol water solution with mass percent 5% ~ 20%, temperature is elevated to 75 DEG C ~ 90 DEG C, react 1 hour ~ 10 hours, then solution-polymerized SBR is prepared into polysaccharide composite fibrous material.
Preferably, described polyvinyl alcohol is: the polyvinyl alcohol that the polyvinyl alcohol that the degree of polymerization is 1788, the degree of polymerization are 1799, the degree of polymerization be 2088 polyvinyl alcohol, the degree of polymerization be any one or two or more mixtures in the polyvinyl alcohol of 2388.
Preferably, step 2) in, described polyvinyl alcohol is water-soluble at the temperature of 40 DEG C ~ 70 DEG C.
Preferably, step 1) in acid be acetic acid or propionic acid or hydrochloric acid or sulfuric acid.
Preferably, step 3) obtained polysaccharide composite fibrous material is shitosan spun laced fabric, the percent opening of described shitosan spun laced fabric is 90% ~ 96%.
Preferably, step 3) obtained polysaccharide composite fibrous material is shitosan spun laced fabric, the thickness of described shitosan spun laced fabric is 0.5mm ~ 2mm, and gas permeability is 280l/min ~ 370l/min.
A kind of polysaccharide composite fibrous material of the present invention, aforesaid preparation method obtains.
A kind of mouth mask filter disc of the present invention, is made up of aforesaid polysaccharide composite fibrous material.
A kind of mouth mask of the present invention, comprises mask main body, and the inner side of described mask main body is provided with the functional layer that aforesaid polysaccharide composite fibrous material is made.
Preferably, described mask main body also comprises filter course, the supporting layer of fitting with described functional layer successively.
Compared with prior art, polysaccharide composite fibrous material of the present invention makes acetic acid solution owing to adopting specific cm-chitosan, polyvinyl alcohol is made the aqueous solution of certain concentration, again by the two with suitable ratio hybrid reaction, control reaction again to carry out under given conditions, thus obtained polysaccharide composite fibrous material has well antibacterial and adsorption effect, safety has no side effect, raw material sources is extensive, with low cost, and there is hydrophilic effect, make mouth mask filter disc or mouth mask, long-time and skin keeps in touch, can effectively kill skin pore bacterium.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of mouth mask embodiment of the present invention;
Fig. 2 is the section structure schematic diagram of mask main body in Fig. 1;
Fig. 3 is the overall structure schematic diagram of filter disc embodiment of the present invention.
Detailed description of the invention
For making technical scheme of the present invention clearly, below in conjunction with accompanying drawing, by specific embodiment, the present invention is described in detail.
Preparation method's embodiment of polysaccharide composite fibrous material of the present invention is as follows:
Embodiment one
The preparation method of the polysaccharide composite fibrous material of the present embodiment, comprises the steps:
1) deacetylation is greater than 85%, protein content is less than 0.1%, cm-chitosan that molecular weight is 1000 is dissolved in acetic acid and makes the cm-chitosan acetic acid solution that volumetric concentration is 15%;
2) polyvinyl alcohol is water-soluble at the temperature of 60 DEG C, be prepared into the polyvinyl alcohol water solution that mass concentration is 25%;
3) described carboxymethyl chitosan sugar acid solution is joined in described polyvinyl alcohol water solution with mass percent 10%, temperature is elevated to 75 DEG C, react 5 hours, then solution is prepared into polysaccharide composite fibrous material through the spinning of non-weaving cloth process equipment.
Wherein, polyvinyl alcohol used to be the degree of polymerization be 1788 polyvinyl alcohol.
Embodiment two
The preparation method of the polysaccharide composite fibrous material of the present embodiment, comprises the steps:
1) deacetylation is greater than 85%, protein content is less than 0.1%, cm-chitosan that molecular weight is 4000 is dissolved in propionic acid and makes the cm-chitosan propionic acid solution that volumetric concentration is 8%;
2) polyvinyl alcohol is water-soluble at the temperature of 50 DEG C, be prepared into the polyvinyl alcohol water solution that mass concentration is 30%;
3) described carboxymethyl chitosan sugar acid solution is joined in described polyvinyl alcohol water solution with mass percent 15%, temperature is elevated to 85 DEG C, react 4 hours, then solution is prepared into polysaccharide composite fibrous material through the spinning of non-weaving cloth process equipment.
Wherein, polyvinyl alcohol used to be the degree of polymerization be 1799 polyvinyl alcohol.
Embodiment three
The preparation method of the polysaccharide composite fibrous material of the present embodiment, comprises the steps:
1) deacetylation is greater than 85%, protein content is less than 0.1%, cm-chitosan that molecular weight is 4000 is dissolved in propionic acid and makes the cm-chitosan propionic acid solution that volumetric concentration is 10%;
2) polyvinyl alcohol is water-soluble at the temperature of 70 DEG C, be prepared into the polyvinyl alcohol water solution that mass concentration is 35%;
3) described cm-chitosan propionic acid solution is joined in described polyvinyl alcohol water solution with mass percent 8%, temperature is elevated to 90 DEG C, react 3 hours, then solution is prepared into polysaccharide composite fibrous material through the spinning of non-weaving cloth process equipment.
Wherein, polyvinyl alcohol used to be the degree of polymerization be 2088 polyvinyl alcohol.
Embodiment four
The preparation method of the polysaccharide composite fibrous material of the present embodiment, comprises the steps:
1) deacetylation is greater than 85%, protein content is less than 0.1%, cm-chitosan that molecular weight is 6000 is dissolved in hydrochloric acid and makes the cm-chitosan hydrochloric acid solution that volumetric concentration is 8%;
2) polyvinyl alcohol is water-soluble at the temperature of 40 DEG C, be prepared into the polyvinyl alcohol water solution that mass concentration is 28%;
3) described cm-chitosan hydrochloric acid solution is joined in described polyvinyl alcohol water solution with mass percent 12%, temperature is elevated to 80 DEG C, react 6 hours, then solution is prepared into polysaccharide composite fibrous material through the spinning of non-weaving cloth process equipment.
Wherein, polyvinyl alcohol used to be the degree of polymerization be 2388 polyvinyl alcohol.
Embodiment five
The preparation method of the polysaccharide composite fibrous material of the present embodiment, comprises the steps:
1) deacetylation is greater than 85%, protein content is less than 0.1%, cm-chitosan that molecular weight is 10000 is dissolved in hydrochloric acid and makes the cm-chitosan hydrochloric acid solution that volumetric concentration is 9%;
2) polyvinyl alcohol is water-soluble at the temperature of 55 DEG C, be prepared into the polyvinyl alcohol water solution that mass concentration is 32%;
3) described cm-chitosan hydrochloric acid solution is joined in described polyvinyl alcohol water solution with mass percent 15%, temperature is elevated to 75 DEG C, react 5 hours, then solution is prepared into polysaccharide composite fibrous material through the spinning of non-weaving cloth process equipment.
Wherein, polyvinyl alcohol used to be the degree of polymerization be 2388 polyvinyl alcohol.
Embodiment six
The preparation method of the polysaccharide composite fibrous material of the present embodiment, comprises the steps:
1) deacetylation is greater than 85%, protein content is less than 0.1%, cm-chitosan that molecular weight is 8000 is dissolved in acetic acid and makes the cm-chitosan hydrochloric acid solution that volumetric concentration is 11%;
2) polyvinyl alcohol is water-soluble at the temperature of 75 DEG C, be prepared into the polyvinyl alcohol water solution that mass concentration is 30%;
3) described cm-chitosan acetic acid solution is joined in described polyvinyl alcohol water solution with mass percent 15%, temperature is elevated to 88 DEG C, react 4 hours, then solution is prepared into polysaccharide composite fibrous material through the spinning of non-weaving cloth process equipment.
Wherein, polyvinyl alcohol used to be the degree of polymerization be 2388 polyvinyl alcohol and the degree of polymerization be the mixture of the polyvinyl alcohol of 2088.
Compliance test result: (preferably can supplement following data)
Polysaccharide composite fibrous material obtained for embodiment one ~ six is carried out antibiotic property, skin irritation, cytotoxicity, delayed hypersensitive reaction, hydrophily (water imbibition) test, by common mouth mask filter disc material on the market in contrast example also carry out same test, test data is as following table:
As can be seen from the above data, the polysaccharide composite fibrous material that the present invention obtains reaches more than 80% to Escherichia coli and staphylococcic bacteriostasis rate, and biological safety is very good simultaneously, does not have skin irritation and cytotoxicity, does not have hypersensitivity.Thus, after being applied to filter disc or disposable breathing mask, good anti-microbial property can be played, simultaneously use safety.
The embodiment of mouth mask of the present invention is as follows:
See Fig. 1, Fig. 2, the mouth mask of the present embodiment comprises: mask main body 1, ear band 2, nose clip (not shown).
Wherein, mask main body 1 have supporting role the good supporting layer of aeration 11, have filtration filter course 12, there is hydrophilic, the good functional layer 13 of bacteriostasis, permeability.
Be provided with regulatable nose clip (not shown) at mask nose bridge position, effectively can fix mouth mask.
Supporting layer 11: because the mouth mask of the present embodiment is according to the design of human body shape of face, profile meets human body shape of face design feature, must have passive material to prop the 3D structure of mouth mask.
Filter course 12: the mouth mask of the present embodiment has protection filtration, its meltblown layer plays the effect that finely ground particles is filtered in protection.
Functional layer 13: the shitosan spun laced fabric formed by the polysaccharide composite fibrous material in previous embodiment one ~ six is made, there is higher antibacterial action, spunlace non-woven cloth is made through spinning with polyvinyl alcohol crosslinked combining, not easily dissociate, biodegradable, derives from animal shrimp shell, wide material sources, cost is low, and biocompatibility is high, nontoxic nonirritant.
Wherein, the percent opening of shitosan spun laced fabric is 95%, and wherein, the thickness of shitosan spun laced fabric is 2mm, and gas permeability is 350l/min.The hydrophily of shitosan spun laced fabric is better.
The embodiment of filter disc of the present invention is as follows:
See Fig. 3, the shitosan spun laced fabric that the filter disc 4 of the present embodiment is formed by the polysaccharide composite fibrous material in previous embodiment one ~ six is made, there is higher antibacterial action, and polyvinyl alcohol crosslinked combining makes spunlace non-woven cloth through spinning, not easily dissociates, biodegradable, derive from animal shrimp shell, wide material sources, cost is low, biocompatibility is high, nontoxic nonirritant.
Wherein, the percent opening of shitosan spun laced fabric is 96%, and wherein, the thickness of shitosan spun laced fabric is 1.5mm, and gas permeability is 300l/min.The hydrophily of shitosan spun laced fabric is better than the hydrophily of shitosan eedle-punched non-wovens.
Below be only the preferred embodiment of the present invention, it should be pointed out that above-mentioned preferred embodiment should not be considered as limitation of the present invention, protection scope of the present invention should be as the criterion with claim limited range.For those skilled in the art, without departing from the spirit and scope of the present invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. a preparation method for polysaccharide composite fibrous material, is characterized in that, comprises the steps:
1) deacetylation is greater than 85%, protein content is less than 0.1%, cm-chitosan that molecular weight is 1000-10000 is dissolved in acid and makes the carboxymethyl chitosan sugar acid solution that volumetric concentration is 8% ~ 15%;
2) be prepared into water-soluble for polyvinyl alcohol the polyvinyl alcohol water solution that mass concentration is 25% ~ 35%;
3) described carboxymethyl chitosan sugar acid solution is joined in described polyvinyl alcohol water solution with mass percent 5% ~ 20%, temperature is elevated to 75 DEG C ~ 90 DEG C, react 1 hour ~ 10 hours, then solution-polymerized SBR is prepared into polysaccharide composite fibrous material.
2. the preparation method of polysaccharide composite fibrous material as claimed in claim 1, it is characterized in that, described polyvinyl alcohol is: the polyvinyl alcohol that the polyvinyl alcohol that the degree of polymerization is 1788, the degree of polymerization are 1799, the degree of polymerization be 2088 polyvinyl alcohol, the degree of polymerization be any one or two or more mixtures in the polyvinyl alcohol of 2388.
3. the preparation method of polysaccharide composite fibrous material as claimed in claim 1, is characterized in that, step 2) in, described polyvinyl alcohol is water-soluble at the temperature of 40 DEG C ~ 70 DEG C.
4. the preparation method of polysaccharide composite fibrous material as claimed in claim 1, is characterized in that, step 1) in acid be acetic acid or propionic acid or hydrochloric acid or sulfuric acid.
5. the preparation method of polysaccharide composite fibrous material as claimed in claim 1, is characterized in that, step 3) obtained polysaccharide composite fibrous material is shitosan spun laced fabric, the percent opening of described shitosan spun laced fabric is 90% ~ 96%.
6. the preparation method of polysaccharide composite fibrous material as claimed in claim 1, it is characterized in that, step 3) obtained polysaccharide composite fibrous material is shitosan spun laced fabric, the thickness of described shitosan spun laced fabric is 0.5mm ~ 2mm, and gas permeability is 280l/min ~ 370l/min.
7. a polysaccharide composite fibrous material, is characterized in that, is obtained by the preparation method described in any one of claim 1-6.
8. a mouth mask filter disc, is characterized in that, is made up of polysaccharide composite fibrous material according to claim 7.
9. a mouth mask, comprises mask main body, it is characterized in that, the inner side of described mask main body is provided with the functional layer be made up of polysaccharide composite fibrous material according to claim 6.
10. mouth mask as claimed in claim 9, it is characterized in that, described mask main body also comprises filter course, the supporting layer of fitting with described functional layer successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410520393.9A CN104294477A (en) | 2014-09-30 | 2014-09-30 | Polysaccharide composite fiber material and preparation method thereof as well as filter element and mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410520393.9A CN104294477A (en) | 2014-09-30 | 2014-09-30 | Polysaccharide composite fiber material and preparation method thereof as well as filter element and mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104294477A true CN104294477A (en) | 2015-01-21 |
Family
ID=52314417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410520393.9A Pending CN104294477A (en) | 2014-09-30 | 2014-09-30 | Polysaccharide composite fiber material and preparation method thereof as well as filter element and mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104294477A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113397242A (en) * | 2020-03-16 | 2021-09-17 | 山东贝科德糖生物科技有限公司 | Chitosan fiber antibacterial and antiviral mask and preparation method thereof |
| EP3915647A1 (en) * | 2020-05-28 | 2021-12-01 | Eurofilters Holding N.V. | Respirator mask |
| EP3915649A1 (en) * | 2020-05-28 | 2021-12-01 | Eurofilters Holding N.V. | Respirator mask |
| EP3915650A1 (en) * | 2020-05-28 | 2021-12-01 | Eurofilters Holding N.V. | Respirator mask |
| EP3915648A1 (en) * | 2020-05-28 | 2021-12-01 | Eurofilters Holding N.V. | Respirator mask |
| WO2022096175A1 (en) * | 2020-11-04 | 2022-05-12 | Mslsolutions Gmbh | Textile sheet material with antiviral finish |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103285819A (en) * | 2013-03-28 | 2013-09-11 | 苏州正业昌智能科技有限公司 | An electrostatically spun chitosan nano-fiber film for adsorption of heavy metal ions and a preparation method thereof |
| US20130291878A1 (en) * | 2010-12-29 | 2013-11-07 | Shinji Takayama | Medical mask with a functional material |
| CN103726224A (en) * | 2014-01-13 | 2014-04-16 | 中国人民解放军第三军医大学 | Non-woven film and charged non-woven biological protection mask prepared by same and preparation method |
| CN203789201U (en) * | 2014-05-07 | 2014-08-27 | 山东爱达医用制品有限公司 | Bacteria-proof and anti-bacterial mask |
| CN104014197A (en) * | 2014-06-11 | 2014-09-03 | 中鸿纳米纤维技术丹阳有限公司 | Solvent-type nanofiber contained filtering membrane and preparation method thereof |
| CN104041963A (en) * | 2014-07-06 | 2014-09-17 | 滁州惠智科技服务有限公司 | Modified nanometer bamboo charcoal mask and manufacturing method thereof |
-
2014
- 2014-09-30 CN CN201410520393.9A patent/CN104294477A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130291878A1 (en) * | 2010-12-29 | 2013-11-07 | Shinji Takayama | Medical mask with a functional material |
| CN103285819A (en) * | 2013-03-28 | 2013-09-11 | 苏州正业昌智能科技有限公司 | An electrostatically spun chitosan nano-fiber film for adsorption of heavy metal ions and a preparation method thereof |
| CN103726224A (en) * | 2014-01-13 | 2014-04-16 | 中国人民解放军第三军医大学 | Non-woven film and charged non-woven biological protection mask prepared by same and preparation method |
| CN203789201U (en) * | 2014-05-07 | 2014-08-27 | 山东爱达医用制品有限公司 | Bacteria-proof and anti-bacterial mask |
| CN104014197A (en) * | 2014-06-11 | 2014-09-03 | 中鸿纳米纤维技术丹阳有限公司 | Solvent-type nanofiber contained filtering membrane and preparation method thereof |
| CN104041963A (en) * | 2014-07-06 | 2014-09-17 | 滁州惠智科技服务有限公司 | Modified nanometer bamboo charcoal mask and manufacturing method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 甄洪鹏: "壳聚糖/聚乙烯醇共混超细纤维静电纺丝法的制备及研究", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》 * |
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113397242A (en) * | 2020-03-16 | 2021-09-17 | 山东贝科德糖生物科技有限公司 | Chitosan fiber antibacterial and antiviral mask and preparation method thereof |
| WO2021239313A1 (en) * | 2020-05-28 | 2021-12-02 | Eurofilters Holding N.V. | Respirator mask |
| WO2021239451A1 (en) * | 2020-05-28 | 2021-12-02 | Eurofilters Holding N.V. | Respirator mask |
| EP3915650A1 (en) * | 2020-05-28 | 2021-12-01 | Eurofilters Holding N.V. | Respirator mask |
| EP3915651A1 (en) * | 2020-05-28 | 2021-12-01 | Eurofilters Holding N.V. | Respirator mask |
| EP3915648A1 (en) * | 2020-05-28 | 2021-12-01 | Eurofilters Holding N.V. | Respirator mask |
| EP3915652A1 (en) * | 2020-05-28 | 2021-12-01 | Eurofilters Holding N.V. | Respirator mask |
| EP3915649A1 (en) * | 2020-05-28 | 2021-12-01 | Eurofilters Holding N.V. | Respirator mask |
| EP3915647A1 (en) * | 2020-05-28 | 2021-12-01 | Eurofilters Holding N.V. | Respirator mask |
| WO2021239328A1 (en) * | 2020-05-28 | 2021-12-02 | Eurofilters Holding N.V. | Respirator mask |
| WO2021239452A1 (en) * | 2020-05-28 | 2021-12-02 | Eurofilters Holding N.V. | Respirator mask |
| CN115916353A (en) * | 2020-05-28 | 2023-04-04 | 欧罗菲利特斯控股公司 | Breathing protective cover |
| CN115697498A (en) * | 2020-05-28 | 2023-02-03 | 欧罗菲利特斯控股公司 | Breathing protective cover |
| CN115697500A (en) * | 2020-05-28 | 2023-02-03 | 欧罗菲利特斯控股公司 | Breathing protective cover |
| CN115697499A (en) * | 2020-05-28 | 2023-02-03 | 欧罗菲利特斯控股公司 | Breathing protective cover |
| WO2022096175A1 (en) * | 2020-11-04 | 2022-05-12 | Mslsolutions Gmbh | Textile sheet material with antiviral finish |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104294477A (en) | Polysaccharide composite fiber material and preparation method thereof as well as filter element and mask | |
| CN101775745B (en) | Melt-down non-woven material, preparation method and product | |
| CN102100417A (en) | N95 type negative ion mask | |
| CN103726224B (en) | Non-woven film and charged non-woven biological protection mask prepared by same and preparation method | |
| CN105615053A (en) | Highly-antibacterial novel slightly-soluble anti-haze healthcare mask capable of adsorbing heavy metal particles | |
| CN103704908A (en) | Fine-particle-proof mask with chitosan and nano-zinc oxide and manufacturing method of fine-particle-proof mask | |
| CN102031590A (en) | Novel method for preparing sodium alginate/hydroxypropyl chitosan antibacterial blended fiber | |
| CN105266238A (en) | Anti-haze green mouth mask based on oxidized graphene and manufacturing method | |
| CN107518473A (en) | A kind of intelligent atomization mouth mask | |
| CN114908562B (en) | Antibacterial antiviral agent, preparation method thereof and antibacterial antiviral mask | |
| Hadinejad et al. | A novel vision of reinforcing nanofibrous masks with metal nanoparticles: antiviral mechanisms investigation | |
| CN204444336U (en) | The civilian mouth mask of a kind of anti-haze of functional form | |
| CN204048139U (en) | A kind of antibacterial and effectively filter the mouth mask filter disc of PM2.5 particle | |
| CN112438964A (en) | Composite antibacterial film spraying agent of lysostaphin and chitosan | |
| JP4851185B2 (en) | Allergy symptom suppressant and air filtration filter | |
| CN103653405A (en) | Anti-bacterium haze-proof mask and post-processing method thereof | |
| CN103815587B (en) | A kind ofly harmful fine particulates is effectively stoped in air to suck and mouth mask with bacteriostasis and preparation method thereof | |
| CN205547449U (en) | Height is antibiotic, anti haze health function gauze mask of novel slightly soluble of small granule of absorption heavy metal | |
| CN106236807B (en) | Composition for preventing and treating influenza virus and traditional Chinese medicine compound oral instant membrane preparation | |
| CN113731020B (en) | Novel biological gel medical mask filter material and preparation method thereof | |
| CN104055246A (en) | Environment-friendly bamboo charcoal mask and manufacturing method thereof | |
| CN104017308B (en) | A kind of antibiotic plastic | |
| KR20230066356A (en) | Virus infection prevention combination preparation and its manufacturing/use method and use | |
| CN105664224A (en) | Low molecular weight carboxymethyl chitosan composite alginic acid dressing and preparation method thereof | |
| CN105616075A (en) | Highly-antibacterial novel slightly-soluble healthcare sanitary pad capable of adsorbing heavy metal particles |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150121 |