CN204091059U - The anti-haze mouth mask of a kind of laminating film of polytetrafluoroethylene (PTFE) micropore - Google Patents
The anti-haze mouth mask of a kind of laminating film of polytetrafluoroethylene (PTFE) micropore Download PDFInfo
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- CN204091059U CN204091059U CN201420318800.3U CN201420318800U CN204091059U CN 204091059 U CN204091059 U CN 204091059U CN 201420318800 U CN201420318800 U CN 201420318800U CN 204091059 U CN204091059 U CN 204091059U
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- ptfe
- polytetrafluoroethylene
- micropore
- laminating film
- mouth mask
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- 229920001343 polytetrafluoroethylene Polymers 0.000 title claims abstract description 73
- 239000004810 polytetrafluoroethylene Substances 0.000 title claims abstract description 73
- -1 polytetrafluoroethylene Polymers 0.000 title claims abstract description 37
- 238000010030 laminating Methods 0.000 title claims abstract description 36
- 239000004744 fabric Substances 0.000 claims abstract description 22
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 15
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 15
- 241001330002 Bambuseae Species 0.000 claims abstract description 15
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 15
- 239000011425 bamboo Substances 0.000 claims abstract description 15
- 239000000835 fiber Substances 0.000 claims abstract description 15
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 12
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229920000079 Memory foam Polymers 0.000 claims abstract description 5
- 239000008210 memory foam Substances 0.000 claims abstract description 5
- 241000237509 Patinopecten sp. Species 0.000 claims description 10
- 235000020637 scallop Nutrition 0.000 claims description 10
- 229920000742 Cotton Polymers 0.000 claims description 8
- 210000001364 upper extremity Anatomy 0.000 claims description 8
- 239000012528 membrane Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 13
- 238000001914 filtration Methods 0.000 abstract description 10
- 239000000463 material Substances 0.000 abstract description 8
- 239000010419 fine particle Substances 0.000 abstract description 6
- 241000894006 Bacteria Species 0.000 abstract description 4
- 238000005273 aeration Methods 0.000 abstract description 4
- 239000007787 solid Substances 0.000 abstract description 3
- 238000004332 deodorization Methods 0.000 abstract description 2
- 239000003610 charcoal Substances 0.000 description 9
- 210000004379 membrane Anatomy 0.000 description 8
- 239000000428 dust Substances 0.000 description 6
- 239000004809 Teflon Substances 0.000 description 5
- 229920006362 Teflon® Polymers 0.000 description 5
- 230000006870 function Effects 0.000 description 5
- 229920001410 Microfiber Polymers 0.000 description 4
- 230000001877 deodorizing effect Effects 0.000 description 4
- 239000003658 microfiber Substances 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 230000000844 anti-bacterial effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 230000000241 respiratory effect Effects 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- 241000700608 Sagitta Species 0.000 description 2
- FOIXSVOLVBLSDH-UHFFFAOYSA-N Silver ion Chemical compound [Ag+] FOIXSVOLVBLSDH-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 230000009102 absorption Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 102000004169 proteins and genes Human genes 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
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- 238000009941 weaving Methods 0.000 description 2
- 206010020751 Hypersensitivity Diseases 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
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- 150000004767 nitrides Chemical class 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
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- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
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- 230000027272 reproductive process Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
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Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model discloses the anti-haze mouth mask of the laminating film of a kind of polytetrafluoroethylene (PTFE) micropore, extexine adopts bamboo carbon cloth, intermediate layer adopts the laminating film of polytetrafluoroethylene (PTFE) micropore, endonexine adopts nano silver fibre fabric, adopt the arch-shaped nose pad of memory foam material, extexine and endonexine cut out involution for three-dimensional, intermediate layer is not for cut out, by being folded into solid, there is highly-breathable, low aeration resistance, can be greater than bacterium and the fine particle of 0.45 μm or 1.0 μm by diameter in filtering air, play degerming anti-haze effect, dedusting is efficient reaches more than 99%.And there is gas defence, mildew-resistant, deodorization.
Description
Technical field
The utility model belongs to small stores, is specifically related to the anti-haze mouth mask of the laminating film of a kind of polytetrafluoroethylene (PTFE) micropore.
Background technology
Haze mouth mask is widely used in the atmosphere pollution occasion protecting human respiratory to work the mischief from the fine particles such as the PM2.5 be suspended in air suck lungs by crowd; anti-haze mouth mask usually has two types under comprehensive analysis filtering efficiency and this two large constraints of ventilation efficiency; be the common anti-dust respirator that venting capability is good, another kind is the excellent industrial anti-dust mouth mask of filtering efficiency.Although common anti-dust respirator is as good in aeration when cotton yarn mouth mask, non-woven fabrics gauze mask, active carbon mask etc. are worn, it is very poor to the filtering efficiency of fine particle, without obvious anti-haze effect; Although the another kind of industrial anti-dust mouth mask as KN90, N95 rank reaches in industrial production the dust-proof requirement of filtering most of fine particle, because aeration resistance is large, poor air permeability, and be not suitable for the anti-haze use of the common people in daily life occasion; Also have a kind of can the haze mouth mask of more renew cartridge, although the filtering efficiency of material for core is higher, but because filter core area is few compared with the little gas flow resulting through filter element filtering, position, filter core periphery Air permenbility is large and form gas leakage effect, therefore its anti-haze effect is undesirable in addition.The patent of invention " flat-folded personal respiratory protection equipment and manufacturing process thereof " of such as Minnesota Mining and Manufacturing Company; namely the 9010 type N95 particle protective masks produced are disposable technical grade anti-dust respirators; it strengthens interception dust ability with the thickening encryption non-weaving cloth method hole reduced between fiber; but the fibre diameter because of non-weaving cloth is comparatively thick and less its gas permeability that causes of hole is poor each other, wears for a long time and people can be allowed to feel unsmooth breath.
Summary of the invention
The purpose of this utility model is for improving gas permeability and anti-haze effect, and provides the laminating film of a kind of polytetrafluoroethylene (PTFE) micropore anti-haze mouth mask.
The anti-haze mouth mask of a kind of laminating film of polytetrafluoroethylene (PTFE) micropore, it comprises: cover body, ear band 6, and cover body comprises body and lower body 3, and described body and lower body 3 comprise extexine, endonexine and intermediate layer; Involution carried out by extexine, endonexine and intermediate layer perimeter bag; Described extexine and the body of endonexine divide top 4, middle part 1, bottom 2, and the upper limb 43 on top 4 is triangle or arc, and are provided with nose and economize 41, and nose economizes 41 for wiping out involution after surplus 42; Bottom 2 and lower body 3 are arc, and lower body 3 chord length is less than bottom 2 chord length, bottom arc edge 21 and lower body leading edge 31 involution, form involution portion 7; Described intermediate layer, body and lower body 3 are integrated, and the upper limb 43 of body upper part 4 is triangle or arc, is provided with folding nose and economizes 41; The both sides of lower body 3 connect body with the scallop 33 be folded into, the center of circle of these two scallop 33 in lower body leading edge 31, at a distance of 20-30mm;
Described extexine and endonexine are woolliness fabric, and described intermediate layer is the laminating film of polytetrafluoroethylene (PTFE) micropore;
The described laminating membrane aperture of polytetrafluoroethylene (PTFE) micropore is at 0.45 μm ~ 1.0 μm;
Described extexine is bamboo carbon cloth, and described endonexine is nano silver fibre fabric;
The described anti-haze mouth mask of the laminating film of a kind of polytetrafluoroethylene (PTFE) micropore, is also provided with nose pad 5, for arch-shaped;
Described nose pad 5 is sponge and coated cotton is weaved cotton cloth;
Described sponge is memory foam;
Described nose pad 5 is positioned on cover body upper limb Ce.
The microstructure of microporous teflon membran: the reticulated macroporous structure that 1. microporous teflon membran surface has is by the hole formed between each microfibre, and microfibre orientation is substantially parallel with draw direction.Many microfibres tangle and are connected to form node, and the microfibre Breadth Maximum be linked between node is less than 0.1 μm.2. microporous teflon membran belongs to asymmetric membrane, and the positive and negative pore size of film is variant, and cross section pore size is larger than the pore size on its surface, and longitudinal pore size is greater than transverse direction.3. the cross section of microporous teflon membran is a kind of network structure, the three-dimensional structure in hole has netted connection, a complicated change such as hole is bushing, duct bends.The macromolecular material microporous teflon membran of Prof. Du Yucang has very stable chemistry, thermal property, nontoxic, nothing allergy, nonirritant, filtering quickly and effectively can be greater than fine particle and the bacterium of PTFE microporous barrier micropore size, the effect play degerming anti-haze, purifying air.
The refinement honeycomb microporous structure run through inside and outside bamboo charcoal has, uses the micronized bamboo charcoal of nanometer technology (nano bamboo micro mist) and polyester melt spinning and make bamboo-carbon fibre.The fine and closely woven porous of this fiber, high adsorption capacity, its adsorption capacity is more than 10 times of same volume charcoal, and contained mineral matter is more than 5 times of same volume charcoal, therefore has the function of good deodorizing, anticorrosion, adsorb peculiar smell.Nano bamboo material also have good antibacterial, sterilization, absorption and in and acidic materials effect contained by sweat, also there is the several functions such as far infrared, anion, heat accumulation thermal, the function of bamboo-carbon fibre has permanent, not by the impact of washing times.
Bamboo charcoal specific area is more than 3 times of charcoal, and its Porous compact texture can play absorption to harmful chemicals such as sulfide, nitride, methyl alcohol, benzene, phenol, decompose the effect of peculiar smell and smelly eliminating.
Active carbon is a kind of carbide of multiple aperture, profuse hole is had to construct, there is good characterization of adsorption, can adsorbed gas on its surface, liquid or colloidal solids, the specific surface that has that every gram of active carbon has is equivalent to 1000 square metres more than, the quality of adsorbent can close to the quality of active carbon itself, be specially adapted to the occasion containing irritative gas such as organic gas, acid volatile matter, agricultural chemicals, sulfur dioxide, thus active carbon mask has the effects such as gas defence, deodorizing, bacteriological filtration, resistance dirt, and is widely used.
Bamboo carbon cloth is selected to be for raw material with high-quality ultra micro bamboo charcoal fine grained, bamboo charcoal powder is coated in automatic control type thermal fusing powder point transfer compounding machine the composite that non-woven fabrics or other base material are made, bamboo carbon cloth has good adsorption-decomposition function ability and releasing far infrared and produce anion effect, select bamboo charcoal fiber cloth as the extexine of mouth mask can play when mouth mask is worn, the gas defence of air is removed the evil, damping mildew-resistant, antibacterial, worm-expelling, deodorizing disappear the multiple efficacies such as peculiar smell.
Nano silver fibre implants silver-plated technology by blazoning formula nanometer with chemical fiber, cotton fiber for matrix, and silver ion and fiber are combined into one securely.Have antistatic, shielding property, there is powerful antibacterial and deodouring function: argent ion has very high biologically active in the environment of warm moist, make the protein coagulating inside and outside bacterial cell membrane, block the breathing reproductive process of bacterial cell, the activity of environment more warm moist silver ion is stronger, can rapidly it be reduced or eliminate stink for ammonia oxidation bacteria and rotten protein adsorption, select nano silver fibre fabric can play as the endonexine of mouth mask and play mildew-resistant deodorizing when mouth mask is worn to characteristics of contaminated respiratory droplets gas and the saliva spittle, the multiple effect such as antibiotic health.
The utility model provides the anti-haze mouth mask of the laminating film of a kind of polytetrafluoroethylene (PTFE) micropore, extexine adopts bamboo carbon cloth, intermediate layer adopts the laminating film of polytetrafluoroethylene (PTFE) micropore, endonexine adopts nano silver fibre fabric, adopt the arch-shaped nose pad of memory foam material, extexine and endonexine cut out involution for three-dimensional, intermediate layer is not for cut out, by being folded into solid, there is highly-breathable, low aeration resistance, can diameter is greater than 0.45 μm to 1.0 μm in filtering air bacterium and fine particle, play degerming anti-haze effect, dedusting is efficient reaches more than 99%.And there is gas defence, mildew-resistant, deodorization.
Accompanying drawing explanation
Fig. 1 is a kind of laminating film of polytetrafluoroethylene (PTFE) micropore of the utility model anti-haze mouth mask using state figure;
Fig. 2 is a kind of polytetrafluoroethylene (PTFE) micropore laminating film anti-haze mouth mask extexine of the utility model and endonexine body and lower body component diagram;
Fig. 3-7 is that the laminating film of a kind of polytetrafluoroethylene (PTFE) of the utility model micropore anti-haze mouth mask intermediate layer is folded into three-dimensional exploded view;
Fig. 8 is the stereogram in the laminating film of a kind of polytetrafluoroethylene (PTFE) of the utility model micropore anti-haze mouth mask intermediate layer;
Fig. 9 is the front view of the laminating film of a kind of polytetrafluoroethylene (PTFE) of the utility model micropore anti-haze mouth mask nose pad;
Figure 10 is a kind of laminating film of polytetrafluoroethylene (PTFE) micropore of the utility model anti-haze mouth mask nose pad stereogram.
Detailed description of the invention
embodiment 1the anti-haze mouth mask of a kind of laminating film of polytetrafluoroethylene (PTFE) micropore
Refer to Fig. 1,2,7,8.The anti-haze mouth mask of a kind of laminating film of polytetrafluoroethylene (PTFE) micropore, it comprises: cover body, ear band 6, and cover body comprises body and lower body 3, and described body and lower body 3 comprise extexine, endonexine and intermediate layer; Involution carried out by extexine, endonexine and intermediate layer perimeter bag;
Described extexine and the body of endonexine divide top 4, middle part 1, bottom 2, and the upper limb 43 on top 4 is triangle or arc, and are provided with nose and economize 41, and nose economizes 41 for wiping out involution after surplus 42; Bottom 2 and lower body 3 are arc, and lower body 3 chord length is less than bottom 2 chord length, with the corresponding lower body leading edge of bottom arc edge 21 (arc edge) 31 corresponding site involution, form involution portion 7; The vacant amount equilibrium of arc edge 21 is retained in the two ends of cover body;
Described intermediate layer, body and lower body 3 are integrated, and the upper limb 43 of body upper part 4 is triangle or arc, is provided with folding nose and economizes 41; The both sides of lower body 3 connect body with the scallop 33 be folded into, the center of circle of these two scallop 33 in lower body leading edge 31, at a distance of 20-30mm;
Described extexine and endonexine are woolliness fabric, and described intermediate layer is the laminating film of polytetrafluoroethylene (PTFE) micropore;
The described laminating membrane aperture of polytetrafluoroethylene (PTFE) micropore is at 0.45 μm ~ 1.0 μm;
Described extexine is bamboo carbon cloth, and described endonexine is nano silver fibre fabric;
The described anti-haze mouth mask of the laminating film of a kind of polytetrafluoroethylene (PTFE) micropore, is also provided with nose pad, for arch-shaped; Memory foam material nose pad cotton is weaved cotton cloth and expects that parcel is made.
embodiment 2a kind of laminating film of polytetrafluoroethylene (PTFE) micropore anti-haze mouth mask preparation method
Refer to Fig. 1-8, the laminating film of a kind of polytetrafluoroethylene (PTFE) micropore anti-haze mouth mask preparation method, it is drawn together:
1) extexine and endonexine make
A, blanking
Body, wide 230mm, top 4 is the isosceles triangle of high 40mm, and bottom 2 is the arc of sagitta 20mm, and upper vertex is 115mm to lower vertex;
Lower body 3 is chord length 160mm, and sagitta is the arc of 45mm;
B, cut wide 20mm at top, top 4, high 35mm prismatic surplus 42, involution nose economizes 41;
By bottom arc edge 21 and lower body leading edge (arc edge) 31 involutions, form involution portion 7; The surplus equilibrium of arc edge 21 is retained in the two ends of cover body;
2) intermediate layer makes
A, blanking
Wide 230mm, top 4 is the isosceles triangle of high 40mm, and the summit on the top 4 of isosceles triangle is 150 mm apart from lower body trailing edge (base) 32 vertical range, and the middle part 1 of body 1, bottom 2 and lower body 3 are rectangle;
B, to fold surplus at the drift angle on top 4 be wide 20mm, and the nose of high 35mm prismatic is economized 41(and seen Fig. 3);
C, with 40mm horizontal line above lower body trailing edge 32 for fold line upwards folding (see figure 4);
D, with lower body trailing edge 32 end points, with in lower body leading edge (arc edge) 31, the some line apart from its mid point 10-15mm place is fold line, and upper folding (see figure 5) folds the first scallop 331;
E, by the first scallop 331 back doubling again, fold the second scallop 332, form scallop 33;
F, be pulled outwardly the middle part (see figure 7) of lower body trailing edge 32, become three-dimensional (see figure 8);
3) involution carried out by extexine, intermediate layer and endonexine periphery bag.
Claims (8)
1. the anti-haze mouth mask of the laminating film of polytetrafluoroethylene (PTFE) micropore, it comprises: cover body, ear band (6), cover body comprises body and lower body (3), it is characterized in that: described body and lower body (3) comprise extexine, endonexine and intermediate layer; Involution carried out by extexine, endonexine and intermediate layer perimeter bag; Described extexine and the body of endonexine divide top (4), middle part (1), bottom (2), the upper limb (43) on top (4) is triangle or arc, and being provided with nose province (41), nose economizes (41) for wiping out surplus (42) involution afterwards; Bottom (2) and lower body (3) are for arc, lower body (3) chord length little bottom (2) chord length, bottom arc edge (21) and lower body leading edge (31) involution, form involution portion (7); Described intermediate layer, body and lower body (3) are integrated, and the upper limb (43) of body upper part (4) is triangle or arc, are provided with folding nose and economize (41); The both sides of lower body (3) connect body with the scallop be folded into (33), the center of circle of these two scallop (33) in lower body (3) leading edge (31), at a distance of 20-30mm; Described intermediate layer is the laminating film of polytetrafluoroethylene (PTFE) micropore.
2. the anti-haze mouth mask of the laminating film of a kind of polytetrafluoroethylene (PTFE) micropore according to claim 1, is characterized in that: described extexine and endonexine are woolliness fabric.
3. the anti-haze mouth mask of the laminating film of a kind of polytetrafluoroethylene (PTFE) micropore according to claim 1, is characterized in that: the described laminating membrane aperture of polytetrafluoroethylene (PTFE) micropore is at 0.45 μm ~ 1.0 μm.
4. the anti-haze mouth mask of the laminating film of a kind of polytetrafluoroethylene (PTFE) micropore according to claim 3, it is characterized in that: described extexine is bamboo carbon cloth, described endonexine is nano silver fibre fabric.
5. the anti-haze mouth mask of the laminating film of a kind of polytetrafluoroethylene (PTFE) micropore according to claim 1,2,3 or 4, is characterized in that: the described anti-haze mouth mask of the laminating film of a kind of polytetrafluoroethylene (PTFE) micropore, is also provided with nose pad (5), for arch-shaped.
6. the anti-haze mouth mask of the laminating film of a kind of polytetrafluoroethylene (PTFE) micropore according to claim 5, is characterized in that: described nose pad (5) for sponge and coated cotton weave cotton cloth.
7. the anti-haze mouth mask of the laminating film of a kind of polytetrafluoroethylene (PTFE) micropore according to claim 6, is characterized in that: described sponge is memory foam.
8. the anti-haze mouth mask of the laminating film of a kind of polytetrafluoroethylene (PTFE) micropore according to claim 7, is characterized in that: described nose pad (5) is positioned on cover body upper limb Ce.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420318800.3U CN204091059U (en) | 2014-06-16 | 2014-06-16 | The anti-haze mouth mask of a kind of laminating film of polytetrafluoroethylene (PTFE) micropore |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420318800.3U CN204091059U (en) | 2014-06-16 | 2014-06-16 | The anti-haze mouth mask of a kind of laminating film of polytetrafluoroethylene (PTFE) micropore |
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| Publication Number | Publication Date |
|---|---|
| CN204091059U true CN204091059U (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420318800.3U Expired - Lifetime CN204091059U (en) | 2014-06-16 | 2014-06-16 | The anti-haze mouth mask of a kind of laminating film of polytetrafluoroethylene (PTFE) micropore |
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| CN (1) | CN204091059U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104000319A (en) * | 2014-06-16 | 2014-08-27 | 邸文学 | Polytetrafluoroethylene microporous composite membrane haze prevention mask |
| CN105747343A (en) * | 2016-04-08 | 2016-07-13 | 张红伟 | Integral forming hat and manufacturing method thereof |
| CN111150150A (en) * | 2020-03-06 | 2020-05-15 | 安徽中枨信息科技有限公司 | Mask with air guide groove, anti-fog adhesive strip and nano-film material inner core |
| CN111202286A (en) * | 2020-03-24 | 2020-05-29 | 无锡红豆运动装有限公司 | Protective mask capable of being recycled |
| CN111317197A (en) * | 2020-03-05 | 2020-06-23 | 上海巨臣婴童服饰股份有限公司 | Preparation method and application of recyclable filtering structure suitable for breathing |
| US12030294B2 (en) | 2020-07-30 | 2024-07-09 | Juladore Limited | Composite material for use in a face mask, and a face mask formed thereof |
-
2014
- 2014-06-16 CN CN201420318800.3U patent/CN204091059U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104000319A (en) * | 2014-06-16 | 2014-08-27 | 邸文学 | Polytetrafluoroethylene microporous composite membrane haze prevention mask |
| CN105747343A (en) * | 2016-04-08 | 2016-07-13 | 张红伟 | Integral forming hat and manufacturing method thereof |
| CN111317197A (en) * | 2020-03-05 | 2020-06-23 | 上海巨臣婴童服饰股份有限公司 | Preparation method and application of recyclable filtering structure suitable for breathing |
| CN111150150A (en) * | 2020-03-06 | 2020-05-15 | 安徽中枨信息科技有限公司 | Mask with air guide groove, anti-fog adhesive strip and nano-film material inner core |
| CN111202286A (en) * | 2020-03-24 | 2020-05-29 | 无锡红豆运动装有限公司 | Protective mask capable of being recycled |
| US12030294B2 (en) | 2020-07-30 | 2024-07-09 | Juladore Limited | Composite material for use in a face mask, and a face mask formed thereof |
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Granted publication date: 20150114 |