DE602007002389D1 - Electretmaterialien - Google Patents

Electretmaterialien

Info

Publication number
DE602007002389D1
DE602007002389D1 DE200760002389 DE602007002389T DE602007002389D1 DE 602007002389 D1 DE602007002389 D1 DE 602007002389D1 DE 200760002389 DE200760002389 DE 200760002389 DE 602007002389 T DE602007002389 T DE 602007002389T DE 602007002389 D1 DE602007002389 D1 DE 602007002389D1
Authority
DE
Germany
Prior art keywords
materials
electret
c6alkyl
electret materials
filter
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.)
Active
Application number
DE200760002389
Other languages
German (de)
English (en)
Inventor
Hui Chin
Matthew Edward Gande
Andrew Joseph Leggio
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BASF SE filed Critical BASF SE
Publication of DE602007002389D1 publication Critical patent/DE602007002389D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/34—Heterocyclic compounds having nitrogen in the ring
    • C08K5/3412—Heterocyclic compounds having nitrogen in the ring having one nitrogen atom in the ring
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/12—Chemical modification
    • 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
    • C08K5/16—Nitrogen-containing compounds
    • C08K5/17—Amines; Quaternary ammonium compounds
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Nonwoven Fabrics (AREA)
  • Filtering Materials (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Artificial Filaments (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Inorganic Insulating Materials (AREA)
DE200760002389 2006-04-11 2007-04-02 Electretmaterialien Active DE602007002389D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US79104706P 2006-04-11 2006-04-11
PCT/EP2007/053146 WO2007115963A1 (en) 2006-04-11 2007-04-02 Electret materials

Publications (1)

Publication Number Publication Date
DE602007002389D1 true DE602007002389D1 (de) 2009-10-22

Family

ID=38180054

Family Applications (1)

Application Number Title Priority Date Filing Date
DE200760002389 Active DE602007002389D1 (de) 2006-04-11 2007-04-02 Electretmaterialien

Country Status (10)

Country Link
US (2) US7666931B2 (enExample)
EP (1) EP2005453B1 (enExample)
JP (1) JP5318751B2 (enExample)
KR (1) KR101360872B1 (enExample)
CN (1) CN101421802B (enExample)
AT (1) ATE442658T1 (enExample)
DE (1) DE602007002389D1 (enExample)
ES (1) ES2330691T3 (enExample)
TW (1) TWI414553B (enExample)
WO (1) WO2007115963A1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080249269A1 (en) 2007-04-05 2008-10-09 Hui Chin Electret materials
WO2009076064A1 (en) * 2007-12-06 2009-06-18 3M Innovative Properties Company Electret webs with charge-enhancing additives
JP5141526B2 (ja) * 2008-01-21 2013-02-13 Ｊｎｃ株式会社 フィルター
EP2421913B1 (en) * 2009-04-21 2017-04-12 BASF Corporation Rotomolding process for polyethylene articles
US9074301B2 (en) 2010-10-25 2015-07-07 Rick L. Chapman Filtration materials using fiber blends that contain strategically shaped fibers and/or charge control agents
RU2635160C2 (ru) * 2013-04-19 2017-11-09 3М Инновейтив Пропертиз Компани Электретные полотна с добавками, способствующими накоплению заряда
JP2017094250A (ja) * 2015-11-20 2017-06-01 東洋紡株式会社 エレクトレット濾材、それを用いたフィルター、およびエレクトレット濾材の製造方法
CN109196155A (zh) * 2016-05-31 2019-01-11 巴斯夫欧洲公司 由双组分纤维制成的非织造织物
JP2018095973A (ja) * 2016-12-08 2018-06-21 東レ株式会社 メルトブロー不織布
CN110214358B (zh) * 2017-02-01 2022-03-22 优泊公司 能量转换膜及使用该能量转换膜的能量转换元件
US11081285B2 (en) 2019-05-08 2021-08-03 Deborah Duen Ling Chung Electrically conductive electret and associated electret-based power source and self-powered structure
WO2021111290A1 (en) * 2019-12-03 2021-06-10 3M Innovative Properties Company Aromatic-heterocyclic ring melt additives
CN111560137B (zh) * 2020-05-28 2020-10-16 金发科技股份有限公司 一种用于口罩熔喷无纺布的驻极母粒及其制备方法与应用
US20240009606A1 (en) 2020-12-18 2024-01-11 3M Innovative Properties Company Electrets comprising a substituted cyclotriphosphazene compound and articles therefrom
EP4032598B1 (en) 2021-01-21 2023-07-12 Borealis AG Polypropylene composition containing a new charge-stabilizing agent for electret melt blown webs
WO2023074758A1 (ja) * 2021-10-29 2023-05-04 東洋紡株式会社 エレクトレット、エレクトレットフィルター、及びエレクトレットの製造方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US57710A (en) * 1866-09-04 Improvement in grain-binders
JP2672329B2 (ja) 1988-05-13 1997-11-05 東レ株式会社 エレクトレット材料
EP0365481A1 (en) * 1988-10-19 1990-04-25 Ciba-Geigy Ag Polymeric substrates stabilized with N-substituted hindered amines
JP3286998B2 (ja) 1992-01-08 2002-05-27 東レ株式会社 抗菌性エレクトレット材料
IT1273607B (it) * 1995-04-26 1997-07-08 Ciba Geigy Spa Combinazione di stabilizzanti per polimeri sintetici organici
US6123752A (en) 1998-09-03 2000-09-26 3M Innovative Properties Company High efficiency synthetic filter medium
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
US6743464B1 (en) 2000-04-13 2004-06-01 3M Innovative Properties Company Method of making electrets through vapor condensation
US7030196B2 (en) 2000-05-19 2006-04-18 Ciba Specialty Chemicals Corporation Process for reducing the molecular weight of polypropylene
JP2002309099A (ja) * 2001-04-09 2002-10-23 Toyobo Co Ltd エレクトレット材料
US6969484B2 (en) 2001-06-18 2005-11-29 Toray Industries, Inc. Manufacturing method and device for electret processed product
JP4133830B2 (ja) * 2002-01-11 2008-08-13 日本バイリーン株式会社 エレクトレット体の製造方法及び製造装置
US20030225191A1 (en) * 2002-04-12 2003-12-04 Francois Gugumus Stabilizer mixtures
US7230042B2 (en) * 2002-04-17 2007-06-12 Ciba Specialty Chemicals Corp. Flame retardant polymer compositions containing hydroxylamine esters
CA2577500C (en) * 2004-09-09 2013-01-22 Ciba Specialty Chemicals Holding Inc. Degradation of polypropylene with hydroxylamine ester compositions

Also Published As

Publication number Publication date
US7666931B2 (en) 2010-02-23
TWI414553B (zh) 2013-11-11
ATE442658T1 (de) 2009-09-15
TW200745242A (en) 2007-12-16
JP5318751B2 (ja) 2013-10-16
US20100112886A1 (en) 2010-05-06
US20070235903A1 (en) 2007-10-11
CN101421802A (zh) 2009-04-29
KR20090006073A (ko) 2009-01-14
KR101360872B1 (ko) 2014-02-11
US7947767B2 (en) 2011-05-24
EP2005453B1 (en) 2009-09-09
ES2330691T3 (es) 2009-12-14
CN101421802B (zh) 2011-06-08
JP2009533505A (ja) 2009-09-17
EP2005453A1 (en) 2008-12-24
WO2007115963A1 (en) 2007-10-18

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