ATE340891T1 - Verfahren zur herstellung einer elektretfaserstoffbahn mit einer nichtwässrigen polaren flüssigkeit - Google Patents
Verfahren zur herstellung einer elektretfaserstoffbahn mit einer nichtwässrigen polaren flüssigkeitInfo
- Publication number
- ATE340891T1 ATE340891T1 AT00913368T AT00913368T ATE340891T1 AT E340891 T1 ATE340891 T1 AT E340891T1 AT 00913368 T AT00913368 T AT 00913368T AT 00913368 T AT00913368 T AT 00913368T AT E340891 T1 ATE340891 T1 AT E340891T1
- Authority
- AT
- Austria
- Prior art keywords
- web
- nonaqueous
- liquids
- wetted
- polar liquid
- Prior art date
Links
- 239000007788 liquid Substances 0.000 title abstract 7
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 abstract 3
- 238000001035 drying Methods 0.000 abstract 1
- 239000000835 fiber Substances 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
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
- A41D13/1107—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape
- A41D13/1138—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape with a cup configuration
- A41D13/1146—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape with a cup configuration obtained by moulding
-
- 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
- B01D39/163—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin sintered or bonded
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/28—Plant or installations without electricity supply, e.g. using electrets
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/12—Aldehydes; Ketones
- D06M13/127—Mono-aldehydes, e.g. formaldehyde; Monoketones
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/144—Alcohols; Metal alcoholates
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/144—Alcohols; Metal alcoholates
- D06M13/148—Polyalcohols, e.g. glycerol or glucose
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
- D06M13/188—Monocarboxylic acids; Anhydrides, halides or salts thereof
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/244—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus
- D06M13/248—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus with compounds containing sulfur
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
- D06M13/345—Nitriles
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
- D06M13/402—Amides imides, sulfamic acids
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M23/00—Treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, characterised by the process
- D06M23/10—Processes in which the treating agent is dissolved or dispersed in organic solvents; Processes for the recovery of organic solvents thereof
Landscapes
- Textile Engineering (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Education & Sports Medicine (AREA)
- Dispersion Chemistry (AREA)
- Filtering Materials (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Nonwoven Fabrics (AREA)
- Artificial Filaments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/416,216 US6454986B1 (en) | 1999-10-08 | 1999-10-08 | Method of making a fibrous electret web using a nonaqueous polar liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE340891T1 true ATE340891T1 (de) | 2006-10-15 |
Family
ID=23649056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT00913368T ATE340891T1 (de) | 1999-10-08 | 2000-02-04 | Verfahren zur herstellung einer elektretfaserstoffbahn mit einer nichtwässrigen polaren flüssigkeit |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US6454986B1 (de) |
| EP (1) | EP1244837B1 (de) |
| JP (1) | JP4563637B2 (de) |
| KR (1) | KR100633816B1 (de) |
| CN (1) | CN1238591C (de) |
| AT (1) | ATE340891T1 (de) |
| AU (1) | AU771734B2 (de) |
| BR (1) | BR0014555A (de) |
| CA (1) | CA2388236A1 (de) |
| DE (1) | DE60031001T2 (de) |
| MX (1) | MXPA02003370A (de) |
| PL (1) | PL354170A1 (de) |
| RU (1) | RU2247182C2 (de) |
| WO (1) | WO2001027381A1 (de) |
Families Citing this family (88)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6432175B1 (en) | 1998-07-02 | 2002-08-13 | 3M Innovative Properties Company | Fluorinated electret |
| US6406657B1 (en) * | 1999-10-08 | 2002-06-18 | 3M Innovative Properties Company | Method and apparatus for making a fibrous electret web using a wetting liquid and an aqueous polar liquid |
| JP2002161471A (ja) * | 2000-11-28 | 2002-06-04 | Toray Ind Inc | エレクトレット加工品の製造方法 |
| JP4686896B2 (ja) * | 2001-05-11 | 2011-05-25 | 東レ株式会社 | エレクトレット加工品の製造方法 |
| US6969484B2 (en) | 2001-06-18 | 2005-11-29 | Toray Industries, Inc. | Manufacturing method and device for electret processed product |
| DE102004021584A1 (de) | 2004-05-03 | 2005-12-01 | Stefan Kochanek | Modifizierte virale Vektorpartikel |
| EP1607518B1 (de) * | 2004-05-17 | 2010-12-01 | Chisso Corporation | Elektrisch geladene Fasern, Faservliesbahn und daraus hergestelltes Produkt |
| US7320722B2 (en) * | 2004-10-29 | 2008-01-22 | 3M Innovative Properties Company | Respiratory protection device that has rapid threaded clean air source attachment |
| US7419526B2 (en) * | 2005-03-03 | 2008-09-02 | 3M Innovative Properties Company | Conformal filter cartridges and methods |
| US7244292B2 (en) * | 2005-05-02 | 2007-07-17 | 3M Innovative Properties Company | Electret article having heteroatoms and low fluorosaturation ratio |
| US7244291B2 (en) * | 2005-05-02 | 2007-07-17 | 3M Innovative Properties Company | Electret article having high fluorosaturation ratio |
| US7553440B2 (en) * | 2005-05-12 | 2009-06-30 | Leonard William K | Method and apparatus for electric treatment of substrates |
| US7757811B2 (en) * | 2005-10-19 | 2010-07-20 | 3M Innovative Properties Company | Multilayer articles having acoustical absorbance properties and methods of making and using the same |
| 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 |
| US20080271740A1 (en) | 2007-05-03 | 2008-11-06 | 3M Innovative Properties Company | Maintenance-free flat-fold respirator that includes a graspable tab |
| JP5449170B2 (ja) | 2007-09-20 | 2014-03-19 | スリーエム イノベイティブ プロパティズ カンパニー | 伸展可能なマスク本体を有するフィルタリング顔面装着レスピレータ |
| US8529671B2 (en) | 2007-12-06 | 2013-09-10 | 3M Innovative Properties Comany | Electret webs with charge-enhancing additives |
| US7765698B2 (en) * | 2008-06-02 | 2010-08-03 | 3M Innovative Properties Company | Method of making electret articles based on zeta potential |
| RU2448207C1 (ru) | 2008-06-02 | 2012-04-20 | 3М Инновейтив Пропертиз Компани | Электретные полотна с усиливающими заряд добавками |
| KR101039375B1 (ko) * | 2008-11-07 | 2011-06-08 | 광명산업(주) | 다웰핀 제거장치 |
| US11083916B2 (en) | 2008-12-18 | 2021-08-10 | 3M Innovative Properties Company | Flat fold respirator having flanges disposed on the mask body |
| EP2370180A4 (de) * | 2008-12-18 | 2014-05-28 | 3M Innovative Properties Co | Geformtes, geschichtetes und partikelhaltiges vlies |
| EP2391442A1 (de) | 2009-01-19 | 2011-12-07 | Fujifilm Manufacturing Europe BV | Verfahren zur herstellung von membranen |
| US8790449B2 (en) | 2009-04-03 | 2014-07-29 | 3M Innovative Properties Company | Electret webs with charge-enhancing additives |
| US20100252047A1 (en) | 2009-04-03 | 2010-10-07 | Kirk Seth M | Remote fluorination of fibrous filter webs |
| WO2010114820A2 (en) * | 2009-04-03 | 2010-10-07 | 3M Innovative Properties Company | Processing aids for olefinic webs, including electret webs |
| US8881729B2 (en) | 2009-09-18 | 2014-11-11 | 3M Innovative Properties Company | Horizontal flat-fold filtering face-piece respirator having indicia of symmetry |
| US8640704B2 (en) | 2009-09-18 | 2014-02-04 | 3M Innovative Properties Company | Flat-fold filtering face-piece respirator having structural weld pattern |
| KR20110031144A (ko) | 2009-09-18 | 2011-03-24 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 파지 특징부 표시부를 갖는 안면부 여과식 호흡기 |
| US8528560B2 (en) | 2009-10-23 | 2013-09-10 | 3M Innovative Properties Company | Filtering face-piece respirator having parallel line weld pattern in mask body |
| CN102711920A (zh) | 2009-12-30 | 2012-10-03 | 3M创新有限公司 | 在面罩主体中具有拉胀网片的过滤式面具呼吸器 |
| US20120017911A1 (en) | 2010-07-26 | 2012-01-26 | 3M Innovative Properties Company | Filtering face-piece respirator having foam shaping layer |
| US8585808B2 (en) | 2010-11-08 | 2013-11-19 | 3M Innovative Properties Company | Zinc oxide containing filter media and methods of forming the same |
| US20120125341A1 (en) | 2010-11-19 | 2012-05-24 | 3M Innovative Properties Company | Filtering face-piece respirator having an overmolded face seal |
| EP2726659B1 (de) | 2011-06-30 | 2020-11-11 | 3M Innovative Properties Company | Nichtgewebte elektret-faserbahnen und verfahren zu ihrer herstellung |
| KR20140068041A (ko) | 2011-08-01 | 2014-06-05 | 쓰리엠 이노베이티브 프로퍼티즈 캄파니 | 래칭 기구를 포함하는 호흡기 조립체 |
| US9700743B2 (en) | 2012-07-31 | 2017-07-11 | 3M Innovative Properties Company | Respiratory assembly including latching mechanism |
| US11116998B2 (en) | 2012-12-27 | 2021-09-14 | 3M Innovative Properties Company | Filtering face-piece respirator having folded flange |
| US10182603B2 (en) | 2012-12-27 | 2019-01-22 | 3M Innovative Properties Company | Filtering face-piece respirator having strap-activated folded flange |
| ES2669768T3 (es) | 2012-12-28 | 2018-05-29 | 3M Innovative Properties Company | Bandas de electret con aditivos potenciadores de la carga |
| US9510626B2 (en) | 2013-02-01 | 2016-12-06 | 3M Innovative Properties Company | Sleeve-fit respirator cartridge |
| EP2986354B1 (de) | 2013-04-19 | 2017-06-14 | 3M Innovative Properties Company | Elektretvliese mit ladungsverstärkenden additiven |
| KR102251716B1 (ko) | 2013-11-26 | 2021-05-13 | 쓰리엠 이노베이티브 프로퍼티즈 캄파니 | 치수 안정적인 용융-취입된 부직 섬유질 구조체, 및 이를 제조하기 위한 방법 및 장치 |
| CN106061302B (zh) | 2014-02-27 | 2019-07-30 | 3M创新有限公司 | 具有带有镂空结构的弹性带的呼吸器 |
| US10040621B2 (en) | 2014-03-20 | 2018-08-07 | 3M Innovative Properties Company | Filtering face-piece respirator dispenser |
| PL3157650T3 (pl) | 2014-06-23 | 2018-08-31 | 3M Innovative Properties Co | Wstęgi elektretowe z dodatkami zwiększającymi ładunek |
| CA2958288A1 (en) | 2014-08-18 | 2016-02-25 | 3M Innovative Properties Company | Respirator including polymeric netting and method of forming same |
| US20170252590A1 (en) | 2014-10-31 | 2017-09-07 | 3M Innovative Properties Company | Respirator Having Corrugated Filtering Structure |
| GB201421617D0 (en) | 2014-12-04 | 2015-01-21 | 3M Innovative Properties Co | Respirator tab |
| GB201508114D0 (en) | 2015-05-12 | 2015-06-24 | 3M Innovative Properties Co | Respirator tab |
| WO2017007672A1 (en) | 2015-07-07 | 2017-01-12 | 3M Innovative Properties Company | Substituted benzotriazole phenols |
| JP6987739B2 (ja) | 2015-07-07 | 2022-01-05 | スリーエム イノベイティブ プロパティズ カンパニー | イオン性添加剤を含むポリマーマトリックス |
| KR102627554B1 (ko) | 2015-07-07 | 2024-01-22 | 쓰리엠 이노베이티브 프로퍼티즈 캄파니 | 치환된 벤조트라이아졸 페놀레이트 염 및 그로부터 형성된 산화방지제 조성물 |
| WO2017007675A1 (en) * | 2015-07-07 | 2017-01-12 | 3M Innovative Properties Company | Electret webs with charge-enhancing additives |
| RU2015141569A (ru) | 2015-09-30 | 2017-04-05 | 3М Инновейтив Пропертиз Компани | Складной респиратор с лицевой маской и клапаном выдоха |
| WO2017066284A1 (en) | 2015-10-12 | 2017-04-20 | 3M Innovative Properties Company | Filtering face-piece respirator including functional material and method of forming same |
| US11213080B2 (en) | 2015-11-11 | 2022-01-04 | 3M Innovative Properties Company | Shape retaining flat-fold respirator |
| EP3532172A1 (de) | 2016-10-28 | 2019-09-04 | 3M Innovative Properties Company | Atemgerät mit verstärkungselement |
| EP3565653B1 (de) | 2017-01-05 | 2020-10-28 | 3M Innovative Properties Company | Elektretbahnen mit ladungsverstärkenden additiven |
| RU2644316C1 (ru) * | 2017-01-10 | 2018-02-08 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Курский государственный медицинский университет" Министерства здравоохранения Российской Федерации | Профилактическая лицевая маска для противомикробной защиты при заболеваниях верхних дыхательных путей, передающихся воздушно-капельным путем |
| RU2671037C2 (ru) | 2017-03-17 | 2018-10-29 | 3М Инновейтив Пропертиз Компани | Складной респиратор с лицевой маской типа ffp3 |
| CN106964199B (zh) * | 2017-05-04 | 2022-08-09 | 浙江金海高科股份有限公司 | 驻极体材料的液体充电方法和装置 |
| CN110869110B (zh) | 2017-07-14 | 2022-11-18 | 3M创新有限公司 | 用于输送多个液体流的适配器 |
| WO2019130150A2 (en) | 2017-12-28 | 2019-07-04 | 3M Innovative Properties Company | Ceramic-coated fibers including a flame-retarding polymer, and methods of making nonwoven structures |
| US12150502B2 (en) | 2018-01-03 | 2024-11-26 | 3M Innovative Properties Company | Respirator including transversely-extending pleat and method of forming same |
| TWI758722B (zh) | 2019-05-01 | 2022-03-21 | 美商阿散德性能材料營運公司 | 包含聚醯胺奈米纖維層的過濾器介質 |
| JP7822788B2 (ja) | 2019-06-26 | 2026-03-03 | ソルベンタム インテレクチュアル プロパティズ カンパニー | 不織繊維ウェブの製造方法、不織繊維ウェブ、及び多成分繊維 |
| EP3990147A1 (de) | 2019-06-28 | 2022-05-04 | 3M Innovative Properties Company | Filteranordnung, vorfilteranordnung und atemschutzgerät damit |
| US20220372666A1 (en) | 2019-06-28 | 2022-11-24 | 3M Innovative Properties Company | Core-sheath fibers, nonwoven fibrous web, and respirator including the same |
| WO2021074863A1 (en) | 2019-10-16 | 2021-04-22 | 3M Innovative Properties Company | Dual-function melt additives |
| WO2021074746A1 (en) | 2019-10-16 | 2021-04-22 | 3M Innovative Properties Company | Substituted benzimidazole melt additives |
| CN115038829B (zh) | 2019-12-03 | 2023-07-28 | 3M创新有限公司 | 芳族杂环熔体添加剂 |
| WO2021111246A1 (en) | 2019-12-03 | 2021-06-10 | 3M Innovative Properties Company | Thiolate salt melt additives |
| EP4097284B1 (de) | 2020-01-27 | 2024-05-29 | 3M Innovative Properties Company | Substituierte thiolatsalzschmelzadditive |
| CN115516149B (zh) | 2020-01-27 | 2024-04-16 | 3M创新有限公司 | 取代的硫醇熔体添加剂 |
| DE102020107746A1 (de) | 2020-03-20 | 2021-09-23 | Solvamed Gmbh | Verbesserte Atemschutzmaske |
| CN111394887B (zh) * | 2020-03-20 | 2022-04-08 | 江苏丽洋新材料股份有限公司 | 一种液体摩擦驻极体过滤材料的制备装置 |
| CN116134128B (zh) | 2020-05-26 | 2026-08-04 | 3M创新有限公司 | 用于测试无生命表面、群体和个体的病原体感染的组合物、装置和方法 |
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| WO2022034444A1 (en) | 2020-08-11 | 2022-02-17 | 3M Innovative Properties Company | Electret webs with benzoate salt charge-enhancing additives |
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-
1999
- 1999-10-08 US US09/416,216 patent/US6454986B1/en not_active Expired - Fee Related
-
2000
- 2000-02-04 EP EP00913368A patent/EP1244837B1/de not_active Expired - Lifetime
- 2000-02-04 AU AU34832/00A patent/AU771734B2/en not_active Ceased
- 2000-02-04 WO PCT/US2000/002978 patent/WO2001027381A1/en not_active Ceased
- 2000-02-04 AT AT00913368T patent/ATE340891T1/de not_active IP Right Cessation
- 2000-02-04 MX MXPA02003370A patent/MXPA02003370A/es unknown
- 2000-02-04 CN CNB008139709A patent/CN1238591C/zh not_active Expired - Fee Related
- 2000-02-04 CA CA002388236A patent/CA2388236A1/en not_active Abandoned
- 2000-02-04 KR KR1020027004448A patent/KR100633816B1/ko not_active Expired - Fee Related
- 2000-02-04 RU RU2002108688/04A patent/RU2247182C2/ru not_active IP Right Cessation
- 2000-02-04 DE DE60031001T patent/DE60031001T2/de not_active Expired - Fee Related
- 2000-02-04 BR BR0014555-6A patent/BR0014555A/pt not_active Application Discontinuation
- 2000-02-04 PL PL00354170A patent/PL354170A1/xx not_active Application Discontinuation
- 2000-02-04 JP JP2001529505A patent/JP4563637B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR20020063561A (ko) | 2002-08-03 |
| PL354170A1 (en) | 2003-12-29 |
| CN1238591C (zh) | 2006-01-25 |
| DE60031001T2 (de) | 2007-05-03 |
| JP4563637B2 (ja) | 2010-10-13 |
| JP2003511580A (ja) | 2003-03-25 |
| AU3483200A (en) | 2001-04-23 |
| KR100633816B1 (ko) | 2006-10-17 |
| DE60031001D1 (de) | 2006-11-09 |
| MXPA02003370A (es) | 2004-09-10 |
| EP1244837B1 (de) | 2006-09-27 |
| US6454986B1 (en) | 2002-09-24 |
| EP1244837A1 (de) | 2002-10-02 |
| BR0014555A (pt) | 2002-06-04 |
| CA2388236A1 (en) | 2001-04-19 |
| RU2247182C2 (ru) | 2005-02-27 |
| CN1384896A (zh) | 2002-12-11 |
| AU771734B2 (en) | 2004-04-01 |
| WO2001027381A1 (en) | 2001-04-19 |
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| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |