ES2116512T3 - Procedimiento para la produccion de un material para filtros de aire. - Google Patents
Procedimiento para la produccion de un material para filtros de aire.Info
- Publication number
- ES2116512T3 ES2116512T3 ES94118476T ES94118476T ES2116512T3 ES 2116512 T3 ES2116512 T3 ES 2116512T3 ES 94118476 T ES94118476 T ES 94118476T ES 94118476 T ES94118476 T ES 94118476T ES 2116512 T3 ES2116512 T3 ES 2116512T3
- Authority
- ES
- Spain
- Prior art keywords
- fibers
- filter material
- procedure
- production
- air filters
- 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 - Lifetime
Links
- 239000000463 material Substances 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 239000000835 fiber Substances 0.000 abstract 6
- -1 POLYPROPYLENE Polymers 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 239000004698 Polyethylene Substances 0.000 abstract 1
- 239000004743 Polypropylene Substances 0.000 abstract 1
- 229910052736 halogen Inorganic materials 0.000 abstract 1
- 150000002367 halogens Chemical class 0.000 abstract 1
- 238000005461 lubrication Methods 0.000 abstract 1
- 229920000573 polyethylene Polymers 0.000 abstract 1
- 229920000098 polyolefin Polymers 0.000 abstract 1
- 229920001155 polypropylene Polymers 0.000 abstract 1
Classifications
-
- 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
-
- 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
-
- 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
- D04H1/42—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
- D04H1/43—Acrylonitrile 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
- D04H1/44—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 the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—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 the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
- D04H1/48—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 the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres in combination with at least one other method of consolidation
-
- 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
- D04H1/44—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 the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—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 the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
- D04H1/48—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 the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres in combination with at least one other method of consolidation
- D04H1/485—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 the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres in combination with at least one other method of consolidation in combination with weld-bonding
-
- 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
- D04H1/541—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres
- D04H1/5412—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres sheath-core
-
- 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
- D04H1/541—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres
- D04H1/5414—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres side-by-side
-
- 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
- D04H1/541—Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres
- D04H1/5418—Mixed fibres, e.g. at least two chemically different fibres or fibre blends
-
- 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
- D04H1/542—Adhesive fibres
- D04H1/544—Olefin series
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2915—Rod, strand, filament or fiber including textile, cloth or fabric
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2929—Bicomponent, conjugate, composite or collateral fibers or filaments [i.e., coextruded sheath-core or side-by-side type]
-
- 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
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2929—Bicomponent, conjugate, composite or collateral fibers or filaments [i.e., coextruded sheath-core or side-by-side type]
- Y10T428/2931—Fibers or filaments nonconcentric [e.g., side-by-side or eccentric, etc.]
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Materials (AREA)
- Nonwoven Fabrics (AREA)
Abstract
LA INVENCION SE REFIERE A MATERIAL DE FILTRO DE AIRE PARA LA INTERCEPCION DE POLVO, QUE SE ENCUENTRA LIBRE DE MEDIOS DE LUBRICACION Y MEDIOS ANTIESTATICOS, COMPUESTO DE UNA MEZCLA A BASE DE (I) FIBRAS DE POLIOLEFINAS Y (II) FIBRAS DE POLIACRILNITRIL. EL MATERIAL DE FILTRO ES ESTABLE DE FORMA, LAS FIBRAS (I) CORRESPONDIENTES A LA FIBRA DE DOS COMPONENTES POLIPROPILENO/POLIETILENO DEL NUCLEO/CUBIERTA O DEL TIPO LADO/LADO Y LAS FIBRAS (II) ESTAN LIBRES DE HALOGENO. EN EL PROCESO DE ELABORACION SE LAVA LA MEZCLA DE FIBRAS. SE DA A CONOCER TAMBIEN LA UTILIZACION DEL MATERIAL DE FILTRO DE AIRE.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4407344A DE4407344C1 (de) | 1994-03-05 | 1994-03-05 | Luftfiltermaterial, seine Verwendung und Herstellung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2116512T3 true ES2116512T3 (es) | 1998-07-16 |
Family
ID=6511935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES94118476T Expired - Lifetime ES2116512T3 (es) | 1994-03-05 | 1994-11-24 | Procedimiento para la produccion de un material para filtros de aire. |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US5470485A (es) |
| EP (1) | EP0674933B1 (es) |
| JP (1) | JP2716675B2 (es) |
| CN (1) | CN1062190C (es) |
| BR (1) | BR9500387A (es) |
| CZ (1) | CZ286494B6 (es) |
| DE (1) | DE4407344C1 (es) |
| ES (1) | ES2116512T3 (es) |
| PL (1) | PL178820B1 (es) |
| TR (1) | TR28119A (es) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW438678B (en) | 1996-08-09 | 2001-06-07 | Daikin Ind Ltd | Fire-retardant filter medium and air filter unit using the same |
| KR19980068512A (ko) * | 1997-02-20 | 1998-10-26 | 손영목 | 난연성 필터 백(Filter Bag)과 그 제조방법 |
| JP3512100B2 (ja) * | 1997-04-11 | 2004-03-29 | ダイキン工業株式会社 | エアフィルターユニットおよびその製造方法 |
| DE69804361T2 (de) * | 1998-05-13 | 2002-10-10 | Texel Inc., St-Elzear | Reibungselektrischer luftfilter |
| GB9815629D0 (en) | 1998-07-18 | 1998-09-16 | Hepworth Minerals & Chemicals | Filter materials and methods for the producton thereof |
| DE19856490B4 (de) * | 1998-12-08 | 2006-01-12 | Carl Freudenberg Kg | Einrichtung zur Reinigung der Luft von Staubpartikeln, insbesondere von Pollenstaub und dergleichen |
| US6372004B1 (en) * | 1999-07-08 | 2002-04-16 | Airflo Europe N.V. | High efficiency depth filter and methods of forming the same |
| JP4499852B2 (ja) * | 1999-09-20 | 2010-07-07 | 阿波製紙株式会社 | 分離膜支持体とその製造方法 |
| GB9924549D0 (en) | 1999-10-19 | 1999-12-22 | Hepworth Minerals & Chemicals | Filter materials and methods for the production thereof |
| US6419729B1 (en) | 2000-04-17 | 2002-07-16 | 3M Innovative Properties Company | Filter assemblies with adhesive attachment systems |
| RU2170607C1 (ru) * | 2000-05-25 | 2001-07-20 | Филатов Юрий Николаевич | Фильтрующий материал для средств защиты органов дыхания, способ получения рабочего слоя фильтрующего материала и средство защиты органов дыхания на его основе |
| DE10059050C2 (de) * | 2000-11-28 | 2003-02-27 | Freudenberg Carl Kg | Verfahren zur Herstellung eines triboelektrisch geladenen Vliesstoffs |
| PT1236494E (pt) * | 2001-03-02 | 2004-03-31 | Airflo Europ N V | Filtro composito e metodo para o fabricar |
| DE10120223B4 (de) | 2001-04-24 | 2005-08-25 | Carl Freudenberg Kg | Mehrlagiger Luftfilter und dessen Verwendung |
| DE10235368A1 (de) * | 2002-08-02 | 2004-02-19 | Robert Bosch Gmbh | Vorrichtung zum automatischen Schalten von Beleuchtungseinrichtungen, insbesondere für ein Kraftfahrzeug |
| AU2003300116A1 (en) * | 2002-12-31 | 2004-07-29 | Hollinee Llc | Two fiber filtration material |
| US6808548B2 (en) * | 2002-12-31 | 2004-10-26 | Hollinee Glass Corporation | Three component filtration material |
| US20040177758A1 (en) * | 2003-03-14 | 2004-09-16 | Tsai Peter P. | Triboelectric air filter media |
| SE526593C2 (sv) * | 2003-10-21 | 2005-10-11 | Scandfilter Ab | Luftfiltreringssystem |
| US7981177B2 (en) * | 2007-04-18 | 2011-07-19 | Transweb, Llc | Filtration media having a slit-film layer |
| DE502007006501D1 (de) | 2007-07-06 | 2011-03-31 | Eurofilters Holding Nv | Staubsaugerfilterbeutel |
| DE102008050264A1 (de) * | 2008-10-07 | 2010-04-08 | Carl Freudenberg Kg | Filterelement mit abscheidungsstabilisierender Beschichtung |
| TWI629386B (zh) | 2010-10-25 | 2018-07-11 | 里克L 查普曼 | 使用含策略成形纖維及/或電荷控制劑的纖維共混物的過濾材料 |
| US10245537B2 (en) | 2012-05-07 | 2019-04-02 | 3M Innovative Properties Company | Molded respirator having outer cover web joined to mesh |
| EP2821118B1 (en) * | 2013-07-02 | 2018-10-17 | Pall Corporation | Dual bag filter |
| CN105597934B (zh) * | 2015-12-28 | 2017-07-04 | 江南大学 | 一种pm2.5颗粒吸附方法 |
| CN108468156A (zh) * | 2018-03-20 | 2018-08-31 | 吉林省华纺静电材料科技有限公司 | 利用聚丙烯静电纤维和丙烯腈纤维生产针刺静电网的工艺及其应用 |
| CN115576288B (zh) * | 2022-10-28 | 2023-08-08 | 苏州米果新材料科技有限公司 | 一种过滤材料的生产控制方法和系统 |
| CN115897293A (zh) * | 2022-12-13 | 2023-04-04 | 河南省科学院化学研究所有限公司 | 一种抗菌空气过滤材料及其制备方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5237875A (en) * | 1975-09-19 | 1977-03-24 | Chisso Corp | Manufacture of unwoven molded sheet |
| JPS5943171A (ja) * | 1982-08-31 | 1984-03-10 | ライオン株式会社 | 繊維製品処理用物品 |
| JPS62225218A (ja) * | 1986-03-25 | 1987-10-03 | Toyobo Co Ltd | 濾材の製造法 |
| GB8612070D0 (en) * | 1986-05-19 | 1986-06-25 | Brown R C | Blended-fibre filter material |
| JP2717805B2 (ja) * | 1988-07-11 | 1998-02-25 | チッソ株式会社 | フイルターエレメントの製造方法 |
| JP2918973B2 (ja) * | 1990-04-03 | 1999-07-12 | チッソ株式会社 | 換気扇用フイルター |
| JPH0580241A (ja) * | 1991-06-21 | 1993-04-02 | Canon Inc | レンズ鏡筒 |
| US5284704A (en) * | 1992-01-15 | 1994-02-08 | American Felt & Filter Company | Non-woven textile articles comprising bicomponent fibers and method of manufacture |
-
1994
- 1994-03-05 DE DE4407344A patent/DE4407344C1/de not_active Expired - Lifetime
- 1994-11-24 ES ES94118476T patent/ES2116512T3/es not_active Expired - Lifetime
- 1994-11-24 EP EP94118476A patent/EP0674933B1/de not_active Expired - Lifetime
- 1994-12-29 TR TR01372/94A patent/TR28119A/xx unknown
- 1994-12-30 CZ CZ19943341A patent/CZ286494B6/cs not_active IP Right Cessation
-
1995
- 1995-01-31 BR BR9500387A patent/BR9500387A/pt not_active IP Right Cessation
- 1995-02-10 CN CN95101941A patent/CN1062190C/zh not_active Expired - Fee Related
- 1995-03-01 US US08/397,510 patent/US5470485A/en not_active Expired - Fee Related
- 1995-03-03 PL PL95307521A patent/PL178820B1/pl unknown
- 1995-03-03 JP JP7044492A patent/JP2716675B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| TR28119A (tr) | 1996-02-08 |
| DE4407344C1 (de) | 1995-05-11 |
| JP2716675B2 (ja) | 1998-02-18 |
| EP0674933A2 (de) | 1995-10-04 |
| JPH07256024A (ja) | 1995-10-09 |
| BR9500387A (pt) | 1995-10-24 |
| EP0674933A3 (de) | 1995-11-22 |
| EP0674933B1 (de) | 1998-04-29 |
| CN1062190C (zh) | 2001-02-21 |
| CZ334194A3 (en) | 1996-02-14 |
| CN1112850A (zh) | 1995-12-06 |
| CZ286494B6 (en) | 2000-04-12 |
| PL307521A1 (en) | 1995-09-18 |
| US5470485A (en) | 1995-11-28 |
| PL178820B1 (pl) | 2000-06-30 |
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