AU2007342322B2 - Flat-fold respirator with monocomponent filtration/stiffening monolayer - Google Patents
Flat-fold respirator with monocomponent filtration/stiffening monolayer Download PDFInfo
- Publication number
- AU2007342322B2 AU2007342322B2 AU2007342322A AU2007342322A AU2007342322B2 AU 2007342322 B2 AU2007342322 B2 AU 2007342322B2 AU 2007342322 A AU2007342322 A AU 2007342322A AU 2007342322 A AU2007342322 A AU 2007342322A AU 2007342322 B2 AU2007342322 B2 AU 2007342322B2
- Authority
- AU
- Australia
- Prior art keywords
- web
- fibers
- respirator
- fiber
- flat
- 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.)
- Ceased
Links
- 238000001914 filtration Methods 0.000 title claims description 71
- 239000002356 single layer Substances 0.000 title claims description 21
- 239000000835 fiber Substances 0.000 claims description 227
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 58
- 230000035515 penetration Effects 0.000 claims description 46
- 238000000034 method Methods 0.000 claims description 43
- 239000000203 mixture Substances 0.000 claims description 41
- 229920000642 polymer Polymers 0.000 claims description 39
- 238000003490 calendering Methods 0.000 claims description 38
- 239000011780 sodium chloride Substances 0.000 claims description 29
- 230000008569 process Effects 0.000 claims description 28
- -1 polypropylene Polymers 0.000 claims description 22
- 229920001410 Microfiber Polymers 0.000 claims description 19
- 239000000443 aerosol Substances 0.000 claims description 19
- 239000003658 microfiber Substances 0.000 claims description 19
- 239000004743 Polypropylene Substances 0.000 claims description 14
- 230000002902 bimodal effect Effects 0.000 claims description 14
- 229920001155 polypropylene Polymers 0.000 claims description 14
- 239000000654 additive Substances 0.000 claims description 12
- 238000011068 loading method Methods 0.000 claims description 9
- 239000002699 waste material Substances 0.000 claims description 8
- 230000000996 additive effect Effects 0.000 claims description 7
- 238000004064 recycling Methods 0.000 claims description 3
- 101100297651 Mus musculus Pim2 gene Proteins 0.000 claims 1
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical compound CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 claims 1
- 239000003570 air Substances 0.000 description 54
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- 239000007789 gas Substances 0.000 description 15
- 238000002844 melting Methods 0.000 description 15
- 230000008018 melting Effects 0.000 description 15
- 238000001125 extrusion Methods 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 12
- 238000012360 testing method Methods 0.000 description 12
- 238000003860 storage Methods 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 8
- 230000002238 attenuated effect Effects 0.000 description 7
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 7
- 238000010276 construction Methods 0.000 description 6
- 238000009826 distribution Methods 0.000 description 6
- 239000004611 light stabiliser Substances 0.000 description 6
- ORECYURYFJYPKY-UHFFFAOYSA-N n,n'-bis(2,2,6,6-tetramethylpiperidin-4-yl)hexane-1,6-diamine;2,4,6-trichloro-1,3,5-triazine;2,4,4-trimethylpentan-2-amine Chemical compound CC(C)(C)CC(C)(C)N.ClC1=NC(Cl)=NC(Cl)=N1.C1C(C)(C)NC(C)(C)CC1NCCCCCCNC1CC(C)(C)NC(C)(C)C1 ORECYURYFJYPKY-UHFFFAOYSA-N 0.000 description 6
- 238000012545 processing Methods 0.000 description 5
- 230000002829 reductive effect Effects 0.000 description 5
- 229920001169 thermoplastic Polymers 0.000 description 5
- 239000012080 ambient air Substances 0.000 description 4
- 150000001412 amines Chemical class 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 239000000356 contaminant Substances 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 239000012153 distilled water Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000002074 melt spinning Methods 0.000 description 4
- 230000036961 partial effect Effects 0.000 description 4
- 239000007858 starting material Substances 0.000 description 4
- 239000004416 thermosoftening plastic Substances 0.000 description 4
- 238000011282 treatment Methods 0.000 description 4
- 239000001055 blue pigment Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000000113 differential scanning calorimetry Methods 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229920000877 Melamine resin Polymers 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000001747 exhibiting effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229920002959 polymer blend Polymers 0.000 description 2
- 229920000306 polymethylpentene Polymers 0.000 description 2
- 239000011116 polymethylpentene Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000000241 respiratory effect Effects 0.000 description 2
- 230000029058 respiratory gaseous exchange Effects 0.000 description 2
- 238000009827 uniform distribution Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- FMZUHGYZWYNSOA-VVBFYGJXSA-N (1r)-1-[(4r,4ar,8as)-2,6-diphenyl-4,4a,8,8a-tetrahydro-[1,3]dioxino[5,4-d][1,3]dioxin-4-yl]ethane-1,2-diol Chemical compound C([C@@H]1OC(O[C@@H]([C@@H]1O1)[C@H](O)CO)C=2C=CC=CC=2)OC1C1=CC=CC=C1 FMZUHGYZWYNSOA-VVBFYGJXSA-N 0.000 description 1
- WSSSPWUEQFSQQG-UHFFFAOYSA-N 4-methyl-1-pentene Chemical compound CC(C)CC=C WSSSPWUEQFSQQG-UHFFFAOYSA-N 0.000 description 1
- 229920000089 Cyclic olefin copolymer Polymers 0.000 description 1
- 239000004713 Cyclic olefin copolymer Substances 0.000 description 1
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 231100000987 absorbed dose Toxicity 0.000 description 1
- 230000003679 aging effect Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- FACXGONDLDSNOE-UHFFFAOYSA-N buta-1,3-diene;styrene Chemical compound C=CC=C.C=CC1=CC=CC=C1.C=CC1=CC=CC=C1 FACXGONDLDSNOE-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 239000000112 cooling gas Substances 0.000 description 1
- 239000002178 crystalline material Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 229940087101 dibenzylidene sorbitol Drugs 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- 238000003379 elimination reaction Methods 0.000 description 1
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- 230000001815 facial effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
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- 239000002667 nucleating agent Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000000399 optical microscopy Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000003348 petrochemical agent Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920001748 polybutylene Polymers 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920005629 polypropylene homopolymer Polymers 0.000 description 1
- 229920000346 polystyrene-polyisoprene block-polystyrene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 229920006126 semicrystalline polymer Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- 239000010959 steel Substances 0.000 description 1
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- 229920000468 styrene butadiene styrene block copolymer Polymers 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B7/00—Respiratory apparatus
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B23/00—Filters for breathing-protection purposes
- A62B23/02—Filters for breathing-protection purposes for respirators
- A62B23/025—Filters for breathing-protection purposes for respirators the filter having substantially the shape of a mask
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
-
- 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
-
- 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
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
- D04H3/14—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic yarns or filaments produced by welding
-
- 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
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
- D04H3/16—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
-
- 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
- A41D13/1107—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape
- A41D13/113—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape with a vertical fold or weld
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Pulmonology (AREA)
- Physical Education & Sports Medicine (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Nonwoven Fabrics (AREA)
- Filtering Materials (AREA)
Applications Claiming Priority (13)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/461,201 | 2006-07-31 | ||
| US11/461,128 US7905973B2 (en) | 2006-07-31 | 2006-07-31 | Molded monocomponent monolayer respirator |
| US11/461,136 | 2006-07-31 | ||
| US11/461,192 US7807591B2 (en) | 2006-07-31 | 2006-07-31 | Fibrous web comprising microfibers dispersed among bonded meltspun fibers |
| US11/461,192 | 2006-07-31 | ||
| US11/461,201 US9139940B2 (en) | 2006-07-31 | 2006-07-31 | Bonded nonwoven fibrous webs comprising softenable oriented semicrystalline polymeric fibers and apparatus and methods for preparing such webs |
| US11/461,145 US7858163B2 (en) | 2006-07-31 | 2006-07-31 | Molded monocomponent monolayer respirator with bimodal monolayer monocomponent media |
| US11/461,128 | 2006-07-31 | ||
| US11/461,136 US7902096B2 (en) | 2006-07-31 | 2006-07-31 | Monocomponent monolayer meltblown web and meltblowing apparatus |
| US11/461,145 | 2006-07-31 | ||
| US11/693,186 US9770058B2 (en) | 2006-07-17 | 2007-03-29 | Flat-fold respirator with monocomponent filtration/stiffening monolayer |
| US11/693,186 | 2007-03-29 | ||
| PCT/US2007/073650 WO2008085546A2 (en) | 2006-07-31 | 2007-07-17 | Flat-fold respirator with monocomponent filtration/stiffening monolayer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU2007342322A1 AU2007342322A1 (en) | 2008-07-17 |
| AU2007342322B2 true AU2007342322B2 (en) | 2010-07-29 |
Family
ID=39609211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2007342322A Ceased AU2007342322B2 (en) | 2006-07-31 | 2007-07-17 | Flat-fold respirator with monocomponent filtration/stiffening monolayer |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP2046458B1 (enExample) |
| JP (1) | JP5021740B2 (enExample) |
| KR (1) | KR101422869B1 (enExample) |
| AU (1) | AU2007342322B2 (enExample) |
| PL (1) | PL2046458T3 (enExample) |
| WO (1) | WO2008085546A2 (enExample) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080271739A1 (en) | 2007-05-03 | 2008-11-06 | 3M Innovative Properties Company | Maintenance-free respirator that has concave portions on opposing sides of mask top section |
| US9770611B2 (en) | 2007-05-03 | 2017-09-26 | 3M Innovative Properties Company | Maintenance-free anti-fog respirator |
| US9012013B2 (en) | 2008-12-18 | 2015-04-21 | 3M Innovative Properties Company | Expandable face mask with reinforcing netting |
| US8074660B2 (en) | 2008-12-18 | 2011-12-13 | 3M Innovative Properties Company | Expandable face mask with engageable stiffening element |
| US20110315144A1 (en) * | 2010-06-25 | 2011-12-29 | 3M Innovative Properties Company | Respirator that has inward nose region fold with high level conformation |
| US9999546B2 (en) | 2014-06-16 | 2018-06-19 | Illinois Tool Works Inc. | Protective headwear with airflow |
| GB201421620D0 (en) | 2014-12-04 | 2015-01-21 | 3M Innovative Properties Co | Flat-fold respirator |
| US10835216B2 (en) | 2014-12-24 | 2020-11-17 | Covidien Lp | Spinneret for manufacture of melt blown nonwoven fabric |
| KR101855114B1 (ko) * | 2015-12-10 | 2018-06-20 | (주)파인텍 | 마스크 및 마스크의 제조 방법 |
| US11812816B2 (en) | 2017-05-11 | 2023-11-14 | Illinois Tool Works Inc. | Protective headwear with airflow |
| EP3651887A4 (en) | 2017-07-14 | 2021-04-14 | 3M Innovative Properties Company | ADAPTER FOR TRANSPORTING MULTIPLE FLOWS OF LIQUID |
| MX2020004001A (es) * | 2017-10-04 | 2020-07-22 | O&M Halyard Int Unlimited Co | Metodo y sistema para fabricar mascarillas en una linea de produccion. |
| DE102018002343A1 (de) * | 2018-03-21 | 2019-09-26 | Dräger Safety AG & Co. KGaA | Atemhalbmaske |
| KR102129349B1 (ko) * | 2018-06-01 | 2020-07-02 | 김필립 | 마스크용 두루마리형 필터 및 그 제조방법 |
| US20230166136A1 (en) * | 2020-04-22 | 2023-06-01 | Scott Jones | Shaped Three Dimensional Mask with Replaceable Filter |
| KR102548880B1 (ko) * | 2020-11-13 | 2023-06-30 | (주)애니토이 | 마스크 제조 장치 |
| KR102545271B1 (ko) * | 2020-12-02 | 2023-06-19 | 송철규 | 마스크 고속 제조장치 및 제조방법 |
| WO2022185142A1 (de) | 2021-03-01 | 2022-09-09 | Flawa Consumer Gmbh | Atemschutzmaske |
| CN114261217A (zh) * | 2021-12-08 | 2022-04-01 | 苏州世康防护用品有限公司 | 一种杯型口罩球形表面喷码印刷装置 |
| DE102022107694B4 (de) | 2022-03-31 | 2025-07-10 | Dräger Safety AG & Co. KGaA | Verfahren und Fertigungsanlage zur Herstellung einer Abfolge von Atemschutzmasken |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5582907A (en) * | 1994-07-28 | 1996-12-10 | Pall Corporation | Melt-blown fibrous web |
| US6394090B1 (en) * | 1999-02-17 | 2002-05-28 | 3M Innovative Properties Company | Flat-folded personal respiratory protection devices and processes for preparing same |
| US7069930B2 (en) * | 1995-03-09 | 2006-07-04 | 3M Innovative Properties Company | Flat-folded personal respiratory protection devices and processes for preparing same |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61103454A (ja) * | 1984-10-29 | 1986-05-21 | 旭化成株式会社 | マスク |
| WO1996026232A1 (en) * | 1995-02-22 | 1996-08-29 | The University Of Tennessee Research Corporation | Dimensionally stable fibers and non-woven webs |
| JPH09192248A (ja) * | 1995-11-15 | 1997-07-29 | Toray Ind Inc | マスク |
| US6183670B1 (en) * | 1997-09-23 | 2001-02-06 | Leonard Torobin | Method and apparatus for producing high efficiency fibrous media incorporating discontinuous sub-micron diameter fibers, and web media formed thereby |
| KR100282860B1 (ko) * | 1998-04-21 | 2001-06-01 | 성대석 | 농약살표용이중절첩마스크 |
| US6667254B1 (en) | 2000-11-20 | 2003-12-23 | 3M Innovative Properties Company | Fibrous nonwoven webs |
| WO2003014451A1 (en) * | 2001-08-07 | 2003-02-20 | The Procter & Gamble Company | Fibers and webs capable of high speed solid state deformation |
| US6827764B2 (en) * | 2002-07-25 | 2004-12-07 | 3M Innovative Properties Company | Molded filter element that contains thermally bonded staple fibers and electrically-charged microfibers |
| JP2005013492A (ja) * | 2003-06-26 | 2005-01-20 | Nippon Medical Products Co Ltd | マスク |
| JP4406770B2 (ja) * | 2004-11-30 | 2010-02-03 | 興研株式会社 | 使い捨てマスク |
-
2007
- 2007-07-17 JP JP2009522927A patent/JP5021740B2/ja not_active Expired - Fee Related
- 2007-07-17 KR KR1020097001945A patent/KR101422869B1/ko not_active Expired - Fee Related
- 2007-07-17 EP EP07872253.5A patent/EP2046458B1/en not_active Not-in-force
- 2007-07-17 WO PCT/US2007/073650 patent/WO2008085546A2/en not_active Ceased
- 2007-07-17 PL PL07872253T patent/PL2046458T3/pl unknown
- 2007-07-17 AU AU2007342322A patent/AU2007342322B2/en not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5582907A (en) * | 1994-07-28 | 1996-12-10 | Pall Corporation | Melt-blown fibrous web |
| US7069930B2 (en) * | 1995-03-09 | 2006-07-04 | 3M Innovative Properties Company | Flat-folded personal respiratory protection devices and processes for preparing same |
| US6394090B1 (en) * | 1999-02-17 | 2002-05-28 | 3M Innovative Properties Company | Flat-folded personal respiratory protection devices and processes for preparing same |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2046458A4 (en) | 2011-12-07 |
| WO2008085546A3 (en) | 2008-12-11 |
| JP5021740B2 (ja) | 2012-09-12 |
| EP2046458A2 (en) | 2009-04-15 |
| WO2008085546A2 (en) | 2008-07-17 |
| EP2046458B1 (en) | 2013-06-19 |
| PL2046458T3 (pl) | 2013-11-29 |
| KR20090040891A (ko) | 2009-04-27 |
| AU2007342322A1 (en) | 2008-07-17 |
| KR101422869B1 (ko) | 2014-07-23 |
| JP2009545390A (ja) | 2009-12-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FGA | Letters patent sealed or granted (standard patent) | ||
| MK14 | Patent ceased section 143(a) (annual fees not paid) or expired |