DE69404736D1 - Polymer-Elektrete mit verbesserter Ladungsstabilität - Google Patents
Polymer-Elektrete mit verbesserter LadungsstabilitätInfo
- Publication number
- DE69404736D1 DE69404736D1 DE69404736T DE69404736T DE69404736D1 DE 69404736 D1 DE69404736 D1 DE 69404736D1 DE 69404736 T DE69404736 T DE 69404736T DE 69404736 T DE69404736 T DE 69404736T DE 69404736 D1 DE69404736 D1 DE 69404736D1
- Authority
- DE
- Germany
- Prior art keywords
- charge stability
- improved charge
- polymer electrets
- electrets
- polymer
- 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.)
- Expired - Fee Related
Links
- 229920000642 polymer Polymers 0.000 title 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
- C08K5/41—Compounds containing sulfur bound to oxygen
-
- 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
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G7/00—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
- H01G7/02—Electrets, i.e. having a permanently-polarised dielectric
- H01G7/021—Electrets, i.e. having a permanently-polarised dielectric having an organic dielectric
- H01G7/023—Electrets, i.e. having a permanently-polarised dielectric having an organic dielectric of macromolecular compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/04—Additives and treatments of the filtering material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/04—Additives and treatments of the filtering material
- B01D2239/0407—Additives and treatments of the filtering material comprising particulate additives, e.g. adsorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/04—Additives and treatments of the filtering material
- B01D2239/0435—Electret
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/04—Additives and treatments of the filtering material
- B01D2239/0471—Surface coating material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/0604—Arrangement of the fibres in the filtering material
- B01D2239/0622—Melt-blown
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/06—Filter cloth, e.g. knitted, woven non-woven; self-supported material
- B01D2239/0604—Arrangement of the fibres in the filtering material
- B01D2239/064—The fibres being mixed
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Textile Engineering (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Filtering Materials (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US2843993A | 1993-03-09 | 1993-03-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69404736D1 true DE69404736D1 (de) | 1997-09-11 |
DE69404736T2 DE69404736T2 (de) | 1998-01-08 |
Family
ID=21843456
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69404736T Expired - Fee Related DE69404736T2 (de) | 1993-03-09 | 1994-03-05 | Polymer-Elektrete mit verbesserter Ladungsstabilität |
Country Status (6)
Country | Link |
---|---|
US (1) | US5558809A (de) |
EP (1) | EP0623941B1 (de) |
JP (1) | JP3199947B2 (de) |
KR (1) | KR940021640A (de) |
CN (1) | CN1097774A (de) |
DE (1) | DE69404736T2 (de) |
Families Citing this family (63)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5645627A (en) * | 1995-02-28 | 1997-07-08 | Hollingsworth & Vose Company | Charge stabilized electret filter media |
US6162535A (en) | 1996-05-24 | 2000-12-19 | Kimberly-Clark Worldwide, Inc. | Ferroelectric fibers and applications therefor |
US5800866A (en) * | 1996-12-06 | 1998-09-01 | Kimberly-Clark Worldwide, Inc. | Method of preparing small particle dispersions |
IL119809A (en) * | 1996-12-11 | 2001-06-14 | Nicast Ltd | A device for the production of a complex material for filtration and a method for its application |
DE19732995A1 (de) * | 1997-07-31 | 1999-02-04 | Clariant Gmbh | Verwendung von Inter-Polyelektrolyt-Komplexen als Ladungssteuermittel |
US6037168A (en) * | 1997-12-31 | 2000-03-14 | Cytonix Corporation | Microbiological assembly comprising resealable closure means |
US6759356B1 (en) | 1998-06-30 | 2004-07-06 | Kimberly-Clark Worldwide, Inc. | Fibrous electret polymeric articles |
US6432175B1 (en) | 1998-07-02 | 2002-08-13 | 3M Innovative Properties Company | Fluorinated electret |
DE19837522A1 (de) * | 1998-08-19 | 2000-02-24 | Clariant Gmbh | Verwendung von Metall-Carboxylaten und -Sulfonaten als Ladungssteuermittel |
US6573205B1 (en) * | 1999-01-30 | 2003-06-03 | Kimberly-Clark Worldwide, Inc. | Stable electret polymeric articles |
US6110588A (en) | 1999-02-05 | 2000-08-29 | 3M Innovative Properties Company | Microfibers and method of making |
US6630231B2 (en) | 1999-02-05 | 2003-10-07 | 3M Innovative Properties Company | Composite articles reinforced with highly oriented microfibers |
US6444312B1 (en) | 1999-12-08 | 2002-09-03 | Fiber Innovation Technology, Inc. | Splittable multicomponent fibers containing a polyacrylonitrile polymer component |
US6524360B2 (en) | 2000-02-15 | 2003-02-25 | Hollingsworth & Vose Company | Melt blown composite HEPA filter media and vacuum bag |
US20040030377A1 (en) * | 2001-10-19 | 2004-02-12 | Alexander Dubson | Medicated polymer-coated stent assembly |
US7244272B2 (en) | 2000-12-19 | 2007-07-17 | Nicast Ltd. | Vascular prosthesis and method for production thereof |
US20070031607A1 (en) * | 2000-12-19 | 2007-02-08 | Alexander Dubson | Method and apparatus for coating medical implants |
US20020084178A1 (en) * | 2000-12-19 | 2002-07-04 | Nicast Corporation Ltd. | Method and apparatus for manufacturing polymer fiber shells via electrospinning |
US6420024B1 (en) * | 2000-12-21 | 2002-07-16 | 3M Innovative Properties Company | Charged microfibers, microfibrillated articles and use thereof |
JP4659232B2 (ja) * | 2001-02-23 | 2011-03-30 | 日本バイリーン株式会社 | 帯電不織布 |
EP1377420B1 (de) * | 2001-03-20 | 2010-07-07 | Nicast Ltd. | Tragbare elektrospinnvorrichtung |
US6680114B2 (en) | 2001-05-15 | 2004-01-20 | 3M Innovative Properties Company | Fibrous films and articles from microlayer substrates |
US6514324B1 (en) | 2001-08-10 | 2003-02-04 | Rick L. Chapman | High efficiency active electrostatic air filter and method of manufacture |
US6926961B2 (en) * | 2001-08-15 | 2005-08-09 | Invista North America S.A.R.L. | Nonwoven blend with electret fiber |
US6805048B2 (en) | 2002-08-30 | 2004-10-19 | 3M Innovative Properties Company | Method of marking a substrate using an electret stencil |
EP1540678A2 (de) | 2002-08-30 | 2005-06-15 | 3M Innovative Properties Company | Verfahren zur herstellung beschreibbarer und löschbarer artikel und daraus hergestellte gegenstände |
US20040043248A1 (en) * | 2002-08-30 | 2004-03-04 | 3M Innovative Properties Company | Phosphorescent elecret films and methods of making the same |
DE10251394A1 (de) * | 2002-11-05 | 2004-05-13 | Clariant Gmbh | Blaues Farbmittel mit besonders hoher Reinheit und positiver triboelektrischer Steuerwirkung |
US20050000642A1 (en) * | 2003-07-03 | 2005-01-06 | 3M Innovative Properties Company | Cling articles |
WO2005065578A2 (en) * | 2004-01-06 | 2005-07-21 | Nicast Ltd. | Vascular prosthesis with anastomotic member |
US7442481B2 (en) * | 2004-04-27 | 2008-10-28 | Xsys Print Solutions Us Llc | Charge control agent |
EP1850740A4 (de) * | 2005-02-17 | 2012-02-01 | Nicast Ltd | Aufblasbares medizinprodukt |
WO2007021977A1 (en) * | 2005-08-11 | 2007-02-22 | Stromberg Allen And Company | Substrate having polarized adhesive |
US7390351B2 (en) * | 2006-02-09 | 2008-06-24 | 3M Innovative Properties Company | Electrets and compounds useful in electrets |
JP5050408B2 (ja) * | 2006-05-19 | 2012-10-17 | 住友化学株式会社 | 樹脂改質剤、およびそれを含む熱可塑性樹脂混合物。 |
RU2449066C2 (ru) * | 2007-12-06 | 2012-04-27 | 3М Инновейтив Пропертиз Компани | Электретные полотна с добавками для увеличения заряда |
JP5446879B2 (ja) * | 2008-02-22 | 2014-03-19 | 旭硝子株式会社 | エレクトレットおよび静電誘導型変換素子 |
CN101977763A (zh) * | 2008-03-27 | 2011-02-16 | 旭硝子株式会社 | 驻极体及静电感应型转换元件 |
EP2278342B1 (de) * | 2008-03-31 | 2014-11-12 | Asahi Glass Company, Limited | Beschleunigungssensoranordnung und sensornetzwerksystem |
KR20110008009A (ko) * | 2008-04-17 | 2011-01-25 | 아사히 가라스 가부시키가이샤 | 일렉트릿 및 정전 유도형 변환 소자 |
CN102159649B (zh) * | 2008-09-19 | 2014-04-16 | 旭硝子株式会社 | 驻极体及静电感应型转换元件 |
KR101962406B1 (ko) | 2010-10-25 | 2019-03-26 | 릭 엘. 채프먼 | 전략적 이형단면 섬유 및/또는 전하 제어제를 함유하는 섬유 블렌드를 사용하는 여과 물질 |
JP2014037451A (ja) * | 2012-08-10 | 2014-02-27 | Sekisui Chem Co Ltd | エレクトレットシート |
ES2669768T3 (es) | 2012-12-28 | 2018-05-29 | 3M Innovative Properties Company | Bandas de electret con aditivos potenciadores de la carga |
CN105120978B (zh) | 2013-04-19 | 2017-04-05 | 3M创新有限公司 | 具有电荷加强添加剂的驻极体料片 |
US10240269B2 (en) | 2014-06-23 | 2019-03-26 | 3M Innovative Properties Company | Electret webs with charge-enhancing additives |
JP6463624B2 (ja) * | 2014-12-08 | 2019-02-06 | 東友ファインケム株式会社Dongwoo Fine−Chem Co., Ltd. | 化合物 |
CN107849449B (zh) | 2015-07-07 | 2020-12-29 | 3M创新有限公司 | 取代的苯并三唑酚盐及由其形成的抗氧化剂组合物 |
CN108026327B (zh) | 2015-07-07 | 2022-07-05 | 3M创新有限公司 | 具有离子添加剂的聚合物基体 |
JP6975705B2 (ja) | 2015-07-07 | 2021-12-01 | スリーエム イノベイティブ プロパティズ カンパニー | 置換ベンゾトリアゾールフェノール |
US20190336896A1 (en) | 2017-01-05 | 2019-11-07 | 3M Innovative Properties Company | Electret webs with charge-enhancing additives |
CN114555877A (zh) | 2019-10-16 | 2022-05-27 | 3M创新有限公司 | 双功能熔体添加剂 |
EP4045166B1 (de) | 2019-10-16 | 2023-11-29 | 3M Innovative Properties Company | Substituierte benzimidazolschmelzzusätze |
EP4069899A1 (de) | 2019-12-03 | 2022-10-12 | 3M Innovative Properties Company | Aromatisch-heterocyclische ringschmelzzusätze |
CN114765996B (zh) | 2019-12-03 | 2023-06-02 | 3M创新有限公司 | 硫醇盐熔体添加剂 |
CN111019233A (zh) * | 2019-12-16 | 2020-04-17 | 浙江金海环境技术股份有限公司 | 驻极体薄膜、制备方法、用途和空气净化装置 |
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 |
EP4097284B1 (de) | 2020-01-27 | 2024-05-29 | 3M Innovative Properties Company | Substituierte thiolatsalzschmelzadditive |
FR3106938B1 (fr) * | 2020-01-31 | 2022-08-05 | Central Res Inst Electric Power Ind | Élément ionique, son procédé de fabrication, dispositif fonctionnel et appareil électronique ayant chacun l’element ionique |
US20220170201A1 (en) | 2020-12-02 | 2022-06-02 | Fiber Innovation Technology, Inc. | Splittable chargeable fiber, split multicomponent fiber, a split multicomponent fiber with a durable charge, nonwoven fabric, filter, and yarn containing, and manufacturing processes therefor |
CN113851329B (zh) * | 2021-09-24 | 2023-06-16 | 重庆大学 | 一种提高聚烯烃薄膜表面电荷存储稳定性的方法 |
CN113787797B (zh) * | 2021-09-26 | 2022-04-26 | 河南大学 | 一种具有增强摩擦电输出的脂肪酸/sebs可拉伸复合膜、其制备方法及应用 |
WO2023095799A1 (ja) * | 2021-11-26 | 2023-06-01 | 東洋紡株式会社 | エレクトレット及びエレクトレットフィルター |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE113231C (de) * | ||||
DE10813C (de) * | H. E. PARSON und P. GÖPEL in New-York | Apparat zum Reinigen der Kesselröhren mittels Dampfes | ||
DE116835C (de) * | ||||
DE845956C (de) * | 1944-07-31 | 1952-08-07 | Hussmann Refrigerator Co | Selbsttaetige Temperaturregelung fuer offene Schaukaesten mit Kuehlanlage |
US2740184A (en) * | 1951-03-01 | 1956-04-03 | Albert G Thomas | Electrically charged material |
NL6814644A (de) * | 1968-10-14 | 1970-04-16 | ||
US4215682A (en) * | 1978-02-06 | 1980-08-05 | Minnesota Mining And Manufacturing Company | Melt-blown fibrous electrets |
US4308223A (en) * | 1980-03-24 | 1981-12-29 | Albany International Corp. | Method for producing electret fibers for enhancement of submicron aerosol filtration |
JPS6034095B2 (ja) * | 1980-03-31 | 1985-08-07 | シャープ株式会社 | 液晶表示装置 |
US4375718A (en) * | 1981-03-12 | 1983-03-08 | Surgikos, Inc. | Method of making fibrous electrets |
JPS5978361A (ja) * | 1982-10-28 | 1984-05-07 | Hodogaya Chem Co Ltd | 電子写真用現像粉 |
US4623438A (en) * | 1983-11-08 | 1986-11-18 | Celanese Corporation | Electret making process using corona discharge |
US4944854A (en) * | 1983-11-08 | 1990-07-31 | Celanese Corporation | Electret process and products |
DE3509857C2 (de) * | 1984-03-19 | 1994-04-28 | Toyo Boseki | Elektretisiertes Staubfilter und dessen Herstellung |
JPS6242716A (ja) * | 1985-08-14 | 1987-02-24 | Toyobo Co Ltd | エレクトレツトフイルタ−用フイルタ−材料 |
DE3641525A1 (de) * | 1986-12-05 | 1988-06-16 | Hoechst Ag | Blaues farbmittel fuer elektrophotographische aufzeichnungsverfahren mit positiver steuerwirkung |
DE3737495A1 (de) * | 1987-11-05 | 1989-05-18 | Hoechst Ag | Verfahren zur erhoehung der elektrostatischen aufladbarkeit von pulverlacken oder pulvern und deren verwendung zur oberflaechenbeschichtung von festen gegenstaenden |
JP2672329B2 (ja) * | 1988-05-13 | 1997-11-05 | 東レ株式会社 | エレクトレット材料 |
US5187038A (en) * | 1990-09-19 | 1993-02-16 | Hoechst Aktiengesellschaft | Polymeric ammonium compounds as charge control agents |
DE4031705A1 (de) * | 1990-10-06 | 1992-04-09 | Hoechst Ag | Aryl- und aralkylsulfid-, sulfoxid- oder -sulfonverbindungen als ladungssteuermittel |
DE4142541A1 (de) * | 1991-12-21 | 1993-06-24 | Hoechst Ag | Diallylammonium-verbindungen, verfahren zu ihrer herstellung sowie ihre verwendung |
-
1994
- 1994-03-05 DE DE69404736T patent/DE69404736T2/de not_active Expired - Fee Related
- 1994-03-05 EP EP94103367A patent/EP0623941B1/de not_active Expired - Lifetime
- 1994-03-08 CN CN94102333A patent/CN1097774A/zh active Pending
- 1994-03-09 JP JP03817394A patent/JP3199947B2/ja not_active Expired - Fee Related
- 1994-03-09 KR KR1019940004585A patent/KR940021640A/ko not_active Application Discontinuation
-
1995
- 1995-10-10 US US08/540,507 patent/US5558809A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1097774A (zh) | 1995-01-25 |
US5558809A (en) | 1996-09-24 |
EP0623941A2 (de) | 1994-11-09 |
DE69404736T2 (de) | 1998-01-08 |
KR940021640A (ko) | 1994-10-19 |
EP0623941B1 (de) | 1997-08-06 |
EP0623941A3 (en) | 1994-12-07 |
JPH06340769A (ja) | 1994-12-13 |
JP3199947B2 (ja) | 2001-08-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |