BRPI0819048B8 - "meio filtrante de eletreto e método de preparo de uma manta de eletreto" - Google Patents
"meio filtrante de eletreto e método de preparo de uma manta de eletreto"Info
- Publication number
- BRPI0819048B8 BRPI0819048B8 BRPI0819048A BRPI0819048A BRPI0819048B8 BR PI0819048 B8 BRPI0819048 B8 BR PI0819048B8 BR PI0819048 A BRPI0819048 A BR PI0819048A BR PI0819048 A BRPI0819048 A BR PI0819048A BR PI0819048 B8 BRPI0819048 B8 BR PI0819048B8
- Authority
- BR
- Brazil
- Prior art keywords
- electret
- blanket
- preparation
- filter media
- electret filter
- Prior art date
Links
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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D253/00—Heterocyclic compounds containing six-membered rings having three nitrogen atoms as the only ring hetero atoms, not provided for by group C07D251/00
- C07D253/02—Heterocyclic compounds containing six-membered rings having three nitrogen atoms as the only ring hetero atoms, not provided for by group C07D251/00 not condensed with other rings
- C07D253/06—1,2,4-Triazines
- C07D253/065—1,2,4-Triazines having three double bonds between ring members or between ring members and non-ring members
- C07D253/07—1,2,4-Triazines having three double bonds between ring members or between ring members and non-ring members with hetero atoms, or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
-
- 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
- D04H1/4282—Addition polymers
- D04H1/4291—Olefin series
-
- 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
- D04H1/54—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 by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/56—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 by welding together the fibres, e.g. by partially melting or dissolving in association with fibre formation, e.g. immediately following extrusion of staple fibres
-
- 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
- D04H3/005—Synthetic yarns or filaments
- D04H3/007—Addition polymers
-
- 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
- D04H3/02—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments
-
- 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
- D06M10/00—Physical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. ultrasonic, corona discharge, irradiation, electric currents, or magnetic fields; Physical treatment combined with treatment with chemical compounds or elements
- D06M10/02—Physical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. ultrasonic, corona discharge, irradiation, electric currents, or magnetic fields; Physical treatment combined with treatment with chemical compounds or elements ultrasonic or sonic; Corona discharge
- D06M10/025—Corona discharge or low temperature plasma
-
- 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
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/01—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with hydrogen, water or heavy water; with hydrides of metals or complexes thereof; with boranes, diboranes, silanes, disilanes, phosphines, diphosphines, stibines, distibines, arsines, or diarsines or complexes thereof
- D06M11/05—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with hydrogen, water or heavy water; with hydrides of metals or complexes thereof; with boranes, diboranes, silanes, disilanes, phosphines, diphosphines, stibines, distibines, arsines, or diarsines or complexes thereof with water, e.g. steam; with heavy water
-
- 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
-
- 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.]
- Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
- Y10T442/2418—Coating or impregnation increases electrical conductivity or anti-static quality
-
- 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.]
- Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
- Y10T442/2418—Coating or impregnation increases electrical conductivity or anti-static quality
- Y10T442/2459—Nitrogen containing
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Filtering Materials (AREA)
- Electrostatic Separation (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Lubricants (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Nonwoven Fabrics (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US99274507P | 2007-12-06 | 2007-12-06 | |
US60/992,745 | 2007-12-06 | ||
PCT/US2008/084686 WO2009076064A1 (en) | 2007-12-06 | 2008-11-25 | Electret webs with charge-enhancing additives |
Publications (4)
Publication Number | Publication Date |
---|---|
BRPI0819048A2 BRPI0819048A2 (pt) | 2015-05-05 |
BRPI0819048B1 BRPI0819048B1 (pt) | 2018-07-03 |
BRPI0819048B8 true BRPI0819048B8 (pt) | 2018-07-24 |
BRPI0819048C8 BRPI0819048C8 (pt) | 2018-08-07 |
Family
ID=40755820
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0819048A BRPI0819048C8 (pt) | 2007-12-06 | 2008-11-25 | "meio filtrante de eletreto e método de preparo de uma manta de eletreto" |
Country Status (13)
Country | Link |
---|---|
US (1) | US8529671B2 (pt) |
EP (1) | EP2222908B1 (pt) |
JP (1) | JP5215411B2 (pt) |
KR (1) | KR101554052B1 (pt) |
CN (1) | CN101896657B (pt) |
AU (1) | AU2008335536B2 (pt) |
BR (1) | BRPI0819048C8 (pt) |
CA (1) | CA2708117C (pt) |
ES (1) | ES2401944T3 (pt) |
MX (1) | MX2010006177A (pt) |
PT (1) | PT2222908E (pt) |
RU (1) | RU2449066C2 (pt) |
WO (1) | WO2009076064A1 (pt) |
Families Citing this family (33)
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US20040260034A1 (en) * | 2003-06-19 | 2004-12-23 | Haile William Alston | Water-dispersible fibers and fibrous articles |
US7892993B2 (en) * | 2003-06-19 | 2011-02-22 | Eastman Chemical Company | Water-dispersible and multicomponent fibers from sulfopolyesters |
US8513147B2 (en) * | 2003-06-19 | 2013-08-20 | Eastman Chemical Company | Nonwovens produced from multicomponent fibers |
US20080160859A1 (en) * | 2007-01-03 | 2008-07-03 | Rakesh Kumar Gupta | Nonwovens fabrics produced from multicomponent fibers comprising sulfopolyesters |
US20110137082A1 (en) * | 2008-06-02 | 2011-06-09 | Li Fuming B | Charge-enhancing additives for electrets |
KR101577089B1 (ko) * | 2008-06-02 | 2015-12-11 | 쓰리엠 이노베이티브 프로퍼티즈 컴파니 | 전하 증대 첨가제를 갖는 일렉트릿 웨브 |
US8512519B2 (en) * | 2009-04-24 | 2013-08-20 | Eastman Chemical Company | Sulfopolyesters for paper strength and process |
HUE031927T2 (en) | 2010-08-23 | 2017-08-28 | Fiberweb Holdings Ltd | Non-woven fabrics and fibers with electret properties, a process for their production and use |
US9273417B2 (en) | 2010-10-21 | 2016-03-01 | Eastman Chemical Company | Wet-Laid process to produce a bound nonwoven article |
US8765753B2 (en) | 2011-03-23 | 2014-07-01 | Basf Se | Process for the preparation of s-triazine compounds |
CN103781956B (zh) * | 2011-06-30 | 2016-09-28 | 3M创新有限公司 | 非织造驻极体纤维网及其制备方法 |
US9802187B2 (en) | 2011-06-30 | 2017-10-31 | 3M Innovative Properties Company | Non-woven electret fibrous webs and methods of making same |
US8840758B2 (en) | 2012-01-31 | 2014-09-23 | Eastman Chemical Company | Processes to produce short cut microfibers |
EP2938420B1 (en) | 2012-12-28 | 2018-03-07 | 3M Innovative Properties Company | Electret webs with charge-enhancing additives |
ES2638777T3 (es) * | 2013-04-19 | 2017-10-24 | 3M Innovative Properties Company | Bandas de electret con aditivos potenciadores de la carga |
US9617685B2 (en) | 2013-04-19 | 2017-04-11 | Eastman Chemical Company | Process for making paper and nonwoven articles comprising synthetic microfiber binders |
US9598802B2 (en) | 2013-12-17 | 2017-03-21 | Eastman Chemical Company | Ultrafiltration process for producing a sulfopolyester concentrate |
US9605126B2 (en) | 2013-12-17 | 2017-03-28 | Eastman Chemical Company | Ultrafiltration process for the recovery of concentrated sulfopolyester dispersion |
ES2674802T3 (es) | 2014-06-23 | 2018-07-04 | 3M Innovative Properties Company | Bandas de electret con aditivos potenciadores de la carga |
RU2673299C1 (ru) * | 2015-07-07 | 2018-11-23 | 3М Инновейтив Пропертиз Компани | Электретные полотна с добавками, способствующими накоплению заряда |
BR112018000412A2 (pt) | 2015-07-07 | 2018-09-11 | 3M Innovative Properties Co | benzotriazol fenóis substituídos |
EP3320038A1 (en) | 2015-07-07 | 2018-05-16 | 3M Innovative Properties Company | Polymeric matrices with ionic additives |
BR112018000381A2 (pt) | 2015-07-07 | 2018-09-11 | 3M Innovative Properties Company | sais de fenolato de benzotriazol substituído e composições antioxidantes formadas a partir dos mesmos |
CN117815792A (zh) * | 2016-02-26 | 2024-04-05 | 3M创新有限公司 | 空调过滤器和制造方法 |
CN105999856B (zh) * | 2016-06-22 | 2018-01-19 | 东华大学 | 一种增能的聚丙烯/聚酯双组分纺粘滤料及其制备方法 |
WO2018025209A1 (en) | 2016-08-02 | 2018-02-08 | Fitesa Germany Gmbh | System and process for preparing polylactic acid nonwoven fabrics |
US11441251B2 (en) | 2016-08-16 | 2022-09-13 | Fitesa Germany Gmbh | Nonwoven fabrics comprising polylactic acid having improved strength and toughness |
JP7076718B2 (ja) * | 2017-01-05 | 2022-05-30 | スリーエム イノベイティブ プロパティズ カンパニー | 帯電強化添加剤を含むエレクトレットウェブ |
CN114173904A (zh) * | 2019-06-28 | 2022-03-11 | 3M创新有限公司 | 过滤器组件、预过滤器组件和包括它们的呼吸器 |
KR20220024679A (ko) * | 2019-06-28 | 2022-03-03 | 쓰리엠 이노베이티브 프로퍼티즈 캄파니 | 코어-시스 섬유, 부직 섬유질 웨브, 및 이를 포함하는 호흡기 |
WO2021111290A1 (en) * | 2019-12-03 | 2021-06-10 | 3M Innovative Properties Company | Aromatic-heterocyclic ring melt additives |
CN115427622B (zh) * | 2020-01-27 | 2023-09-15 | 3M创新有限公司 | 取代的硫醇盐熔体添加剂 |
KR102228591B1 (ko) * | 2020-03-26 | 2021-03-16 | 도레이첨단소재 주식회사 | 복합 부직포 및 이를 포함하는 물품 |
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-
2008
- 2008-11-25 PT PT08858886T patent/PT2222908E/pt unknown
- 2008-11-25 RU RU2010123326/12A patent/RU2449066C2/ru not_active IP Right Cessation
- 2008-11-25 AU AU2008335536A patent/AU2008335536B2/en not_active Ceased
- 2008-11-25 CA CA2708117A patent/CA2708117C/en not_active Expired - Fee Related
- 2008-11-25 US US12/746,112 patent/US8529671B2/en active Active
- 2008-11-25 CN CN2008801203326A patent/CN101896657B/zh not_active Expired - Fee Related
- 2008-11-25 ES ES08858886T patent/ES2401944T3/es active Active
- 2008-11-25 MX MX2010006177A patent/MX2010006177A/es unknown
- 2008-11-25 JP JP2010536988A patent/JP5215411B2/ja not_active Expired - Fee Related
- 2008-11-25 KR KR1020107012556A patent/KR101554052B1/ko active IP Right Grant
- 2008-11-25 EP EP20080858886 patent/EP2222908B1/en not_active Not-in-force
- 2008-11-25 BR BRPI0819048A patent/BRPI0819048C8/pt not_active IP Right Cessation
- 2008-11-25 WO PCT/US2008/084686 patent/WO2009076064A1/en active Application Filing
Also Published As
Publication number | Publication date |
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ES2401944T3 (es) | 2013-04-25 |
WO2009076064A1 (en) | 2009-06-18 |
BRPI0819048B1 (pt) | 2018-07-03 |
EP2222908A4 (en) | 2011-07-27 |
JP5215411B2 (ja) | 2013-06-19 |
CA2708117C (en) | 2015-08-25 |
RU2010123326A (ru) | 2012-01-20 |
CA2708117A1 (en) | 2009-06-18 |
US20110041471A1 (en) | 2011-02-24 |
US8529671B2 (en) | 2013-09-10 |
RU2449066C2 (ru) | 2012-04-27 |
KR101554052B1 (ko) | 2015-09-17 |
JP2011506783A (ja) | 2011-03-03 |
CN101896657B (zh) | 2012-11-28 |
MX2010006177A (es) | 2010-07-01 |
EP2222908B1 (en) | 2013-01-16 |
BRPI0819048A2 (pt) | 2015-05-05 |
CN101896657A (zh) | 2010-11-24 |
AU2008335536A1 (en) | 2009-06-18 |
AU2008335536B2 (en) | 2011-11-17 |
KR20100092479A (ko) | 2010-08-20 |
EP2222908A1 (en) | 2010-09-01 |
BRPI0819048C8 (pt) | 2018-08-07 |
PT2222908E (pt) | 2013-03-28 |
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