JP6141836B2 - 不織布エレクトレット繊維ウェブ及びその製造方法 - Google Patents

不織布エレクトレット繊維ウェブ及びその製造方法 Download PDF

Info

Publication number
JP6141836B2
JP6141836B2 JP2014518936A JP2014518936A JP6141836B2 JP 6141836 B2 JP6141836 B2 JP 6141836B2 JP 2014518936 A JP2014518936 A JP 2014518936A JP 2014518936 A JP2014518936 A JP 2014518936A JP 6141836 B2 JP6141836 B2 JP 6141836B2
Authority
JP
Japan
Prior art keywords
fibers
fiber
web
nonwoven
electret
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
Application number
JP2014518936A
Other languages
English (en)
Japanese (ja)
Other versions
JP2014518339A5 (enExample
JP2014518339A (ja
Inventor
シャオシュアン フ
シャオシュアン フ
ルイ チェン
ルイ チェン
チャン シュー
チャン シュー
ル ノルマン ジャン
ル ノルマン ジャン
ボス ヘンドリク
ボス ヘンドリク
ティー．ウー ティエン
ティー．ウー ティエン
アール．フォックス アンドリュー
アール．フォックス アンドリュー
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.)
3M Innovative Properties Co
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of JP2014518339A publication Critical patent/JP2014518339A/ja
Publication of JP2014518339A5 publication Critical patent/JP2014518339A5/ja
Application granted granted Critical
Publication of JP6141836B2 publication Critical patent/JP6141836B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/58—Fabrics or filaments
    • B01J35/59—Membranes
    • 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
    • D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
    • 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
    • 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
    • B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
    • B01D39/2055—Carbonaceous material
    • B01D39/2065—Carbonaceous material the material being fibrous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/39—Photocatalytic properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
    • B01J35/45—Nanoparticles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/58—Fabrics or filaments
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
    • D01G13/00—Mixing, e.g. blending, fibres; Mixing non-fibrous materials with 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
    • 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
    • D04H1/413—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 containing granules other than absorbent substances
    • 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
    • D04H1/4209—Inorganic fibres
    • D04H1/4242—Carbon 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
    • 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
    • D04H1/4326—Condensation or reaction polymers
    • D04H1/435—Polyesters
    • 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
    • D04H1/4374—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 using different kinds of webs, e.g. by layering webs
    • 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
    • D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
    • D04H1/43825—Composite fibres
    • D04H1/43828—Composite 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
    • D04H1/42—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
    • D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
    • D04H1/43825—Composite fibres
    • D04H1/4383—Composite fibres sea-island
    • 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
    • D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
    • D04H1/43825—Composite fibres
    • D04H1/43832—Composite 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
    • D04H1/42—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
    • D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
    • D04H1/43835—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
    • D04H1/42—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
    • D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
    • D04H1/43838—Ultrafine fibres, e.g. microfibres
    • 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
    • D04H1/4391—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 characterised by the shape of the fibres
    • D04H1/43912—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 characterised by the shape of the fibres fibres with noncircular cross-sections
    • 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
    • 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
    • D04H1/70—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres
    • D04H1/72—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged
    • D04H1/732—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres characterised by the method of forming fleeces or layers, e.g. reorientation of fibres the fibres being randomly arranged by fluid current, e.g. air-lay
    • 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
    • D06M10/04—Physical treatment combined with treatment with chemical compounds or elements
    • 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
    • B01D2239/06—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
    • 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
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24628—Nonplanar uniform thickness material
    • Y10T428/24636—Embodying mechanically interengaged strand[s], strand-portion[s] or strand-like strip[s] [e.g., weave, knit, etc.]
    • Y10T428/24645—Embodying mechanically interengaged strand[s], strand-portion[s] or strand-like strip[s] [e.g., weave, knit, etc.] with folds in parallel planes
    • 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
    • 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]
    • Y10T442/603—Including strand or fiber material precoated with other than free metal or alloy
    • 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]
    • Y10T442/608—Including strand or fiber material which is of specific structural definition
    • Y10T442/609—Cross-sectional configuration of strand or fiber material is specified
    • 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]
    • Y10T442/608—Including strand or fiber material which is of specific structural definition
    • Y10T442/609—Cross-sectional configuration of strand or fiber material is specified
    • Y10T442/611—Cross-sectional configuration of strand or fiber material is other than circular
    • 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]
    • Y10T442/608—Including strand or fiber material which is of specific structural definition
    • Y10T442/609—Cross-sectional configuration of strand or fiber material is specified
    • Y10T442/612—Hollow strand or fiber material
    • 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]
    • Y10T442/696—Including strand or fiber material which is stated to have specific attributes [e.g., heat or fire resistance, chemical or solvent resistance, high absorption for aqueous compositions, water solubility, heat shrinkability, etc.]

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Filtering Materials (AREA)
  • Electrostatic Separation (AREA)
  • Nonwoven Fabrics (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
JP2014518936A 2011-06-30 2012-06-27 不織布エレクトレット繊維ウェブ及びその製造方法 Expired - Fee Related JP6141836B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201161503363P 2011-06-30 2011-06-30
US61/503,363 2011-06-30
CN201110441145.1 2011-12-26
CN201110441145 2011-12-26
PCT/US2012/044279 WO2013003391A2 (en) 2011-06-30 2012-06-27 Non-woven electret fibrous webs and methods of making same

Publications (3)

Publication Number Publication Date
JP2014518339A JP2014518339A (ja) 2014-07-28
JP2014518339A5 JP2014518339A5 (enExample) 2015-07-02
JP6141836B2 true JP6141836B2 (ja) 2017-06-07

Family

ID=47424775

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014518936A Expired - Fee Related JP6141836B2 (ja) 2011-06-30 2012-06-27 不織布エレクトレット繊維ウェブ及びその製造方法

Country Status (6)

Country Link
US (1) US9802187B2 (enExample)
EP (1) EP2726659B1 (enExample)
JP (1) JP6141836B2 (enExample)
KR (1) KR20140037942A (enExample)
BR (1) BR112013032643A2 (enExample)
WO (1) WO2013003391A2 (enExample)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9598927B2 (en) 2012-11-15 2017-03-21 Halliburton Energy Services, Inc. Expandable coating for solid particles and associated methods of use in subterranean treatments
RU2658909C2 (ru) 2013-02-14 2018-06-26 НАНОПАРЕЙЛ, ЭлЭлСи Гибридные войлоки из нановолокон, полученных электропрядением
EP3060326B1 (en) * 2013-10-21 2017-11-22 E. I. du Pont de Nemours and Company Electret nanofibrous web as air filtration media
WO2015061273A1 (en) * 2013-10-21 2015-04-30 E. I. Du Pont De Nemours And Company Electret nanofibrous web
US11039620B2 (en) 2014-02-19 2021-06-22 Corning Incorporated Antimicrobial glass compositions, glasses and polymeric articles incorporating the same
US9622483B2 (en) 2014-02-19 2017-04-18 Corning Incorporated Antimicrobial glass compositions, glasses and polymeric articles incorporating the same
US11039621B2 (en) 2014-02-19 2021-06-22 Corning Incorporated Antimicrobial glass compositions, glasses and polymeric articles incorporating the same
US9551092B2 (en) * 2014-07-29 2017-01-24 American Felt & Filter Company Multi-fiber carding apparatus and method
CN107208336B (zh) * 2014-11-21 2020-08-18 纳幕尔杜邦公司 用于呼吸装置和面罩的熔纺过滤介质
US9920463B2 (en) * 2015-05-14 2018-03-20 Japan Vilene Company, Ltd. Fiber sheet for molding
US20170128871A1 (en) * 2015-11-10 2017-05-11 Kelly Joseph Schumacher Air filter for electronic devices
KR101766115B1 (ko) 2016-02-05 2017-08-07 현대자동차주식회사 장수명 자동차용 흡기 필터 및 이의 제조방법
US11014030B2 (en) * 2016-02-17 2021-05-25 Hollingsworth & Vose Company Filter media including flame retardant fibers
US10252200B2 (en) 2016-02-17 2019-04-09 Hollingsworth & Vose Company Filter media including a filtration layer comprising synthetic fibers
WO2017143256A1 (en) * 2016-02-19 2017-08-24 Bha Altair, Llc Stretchable laminated filter material and protective article
EP3305155B1 (de) 2016-10-06 2019-05-22 Eurofilters N.V. Staubsaugerfilterbeutel mit recycliertem textilmaterialien und/oder baumwolllinters
ES2701678T5 (en) 2016-03-17 2025-02-20 Eurofilters Nv Vacuum cleaner filter bag containing dust and/or fibrous recycled material
EP3429451B1 (de) 2016-03-17 2020-02-26 Eurofilters N.V. Staubsaugerfilterbeutel aus recyclierten kunststoffen
BR112019002171B1 (pt) 2016-08-02 2023-01-17 Fitesa Simpsonville, Inc. Sistema e processo para preparar um tecido não tecido de ácido poliláctico (pla) por fiação contínua
US11441251B2 (en) 2016-08-16 2022-09-13 Fitesa Germany Gmbh Nonwoven fabrics comprising polylactic acid having improved strength and toughness
EP3686342A4 (en) * 2017-09-22 2021-06-02 Tomoegawa Co., Ltd. THERMOPLASTIC FIBER WEB
DE102017124251A1 (de) * 2017-10-18 2019-04-18 KUENZEL advanced weaving technologies GmbH Filtereinsatz und Filtrationsanordnung mit Filtereinsatz
WO2019153179A1 (zh) * 2018-02-08 2019-08-15 湖北香江电器股份有限公司 水管
WO2019222668A1 (en) 2018-05-17 2019-11-21 University Of Tennessee Research Foundation Methods of saturating nonwoven fabrics with liquid and the making of electret thereof
KR102605324B1 (ko) * 2018-10-04 2023-11-22 더블유.엘. 고어 앤드 어소시에이트스, 인코포레이티드 치수 안정성을 갖는 비소결의 팽창된 폴리테트라플루오로에틸렌 복합 막
CN113272041A (zh) * 2018-12-18 2021-08-17 美国达拉斯集团公司 具有多个突起的过滤器
EP3911789A4 (en) * 2019-01-16 2022-10-19 Noam Urim Enerprises (1993) Ltd. ANTIMICROBIAL CLEANING WIPE AND METHOD AND SYSTEM FOR MANUFACTURE THEREOF
JP2022502574A (ja) * 2019-09-05 2022-01-11 韓 建華HAN, Jianhua 抗菌不織布およびその製作方法並びにこの抗菌不織布を具備したマスク
KR102337038B1 (ko) * 2019-12-12 2021-12-09 (주)엠앤에스텍 항균, 탈취 기능이 향상된 티타늄 부직포 제조장치, 그 제조방법 및 부직포
US11982031B2 (en) * 2020-01-27 2024-05-14 3M Innovative Properties Company Substituted thiol melt additives
KR102310058B1 (ko) * 2020-02-26 2021-10-08 경기대학교 산학협력단 나노 및 다공성 재료가 코팅된 모헤어에 의해 대기 전구물질 및 미세먼지를 저감시키는 무전력 기반 차선 경계봉
TR202007418A2 (tr) * 2020-05-12 2021-01-21 Telasis Tekstil Ueruenleri San Tic A S Yüksek etki̇nli̇kte fi̇ltrasyon yüzeyleri̇ni̇n üreti̇m yöntemi̇ ve bunlarin maske üzeri̇nde uygulamasi
KR102318413B1 (ko) * 2020-05-22 2021-10-27 경기대학교 산학협력단 나노 코팅된 극세사 모헤어를 이용한 무전력 기반 대기정화형 도로 울타리
TR202019976A2 (tr) * 2020-12-08 2021-02-22 Telasis Tekstil Ueruenleri San Tic A S Yeni̇ bi̇r çok katmanli tela ve bunun üreti̇m prosesi̇
US12076675B2 (en) * 2021-01-27 2024-09-03 John Ruszkowski Air filter inactivation of viruses and micro-organisms
CA3225052A1 (en) * 2021-07-01 2023-01-05 Pepsico, Inc. Filter media, filter cartridge containing filter media, and method of filtering water
CN113797649B (zh) * 2021-08-12 2022-03-25 浙江大学 一种抗菌防病毒的空气过滤材料及其制备方法
DE102022000777B4 (de) 2022-03-04 2024-09-12 Oerlikon Textile Gmbh & Co. Kg Verfahren und Vorrichtung zur Herstellung von elektrostatisch geladenen Fasern sowie Elektret-Erzeugnis
JP2025532042A (ja) * 2022-09-14 2025-09-29 マティヴ ルクセンブルク フィルタ媒体及びフィルタ
CN115646067B (zh) * 2022-11-23 2025-06-13 国纳之星(上海)纳米科技发展有限公司 一种铁酸铋纳米混晶/pet复合纳米纤维驻极体空气过滤材料及其制备方法
US20250090985A1 (en) 2023-09-15 2025-03-20 Delstar Technologies, Inc. Ultrasonically bonded electret filter media

Family Cites Families (80)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1975504A (en) 1929-12-07 1934-10-02 Richard Schreiber Gastell Process and apparatus for preparing artificial threads
US3516941A (en) 1966-07-25 1970-06-23 Minnesota Mining & Mfg Microcapsules and process of making
DE2048006B2 (de) 1969-10-01 1980-10-30 Asahi Kasei Kogyo K.K., Osaka (Japan) Verfahren und Vorrichtung zur Herstellung einer breiten Vliesbahn
FR2223318B1 (enExample) 1973-03-30 1978-03-03 Saint Gobain
US4100324A (en) 1974-03-26 1978-07-11 Kimberly-Clark Corporation Nonwoven fabric and method of producing same
CA1073648A (en) 1976-08-02 1980-03-18 Edward R. Hauser Web of blended microfibers and crimped bulking fibers
US4215682A (en) 1978-02-06 1980-08-05 Minnesota Mining And Manufacturing Company Melt-blown fibrous electrets
US4536361A (en) 1978-08-28 1985-08-20 Torobin Leonard B Method for producing plastic microfilaments
US4363646A (en) 1979-07-20 1982-12-14 Torobin Leonard B Method and apparatus for producing microfilaments
US4552603A (en) 1981-06-30 1985-11-12 Akzona Incorporated Method for making bicomponent fibers
US4729371A (en) 1983-10-11 1988-03-08 Minnesota Mining And Manufacturing Company Respirator comprised of blown bicomponent fibers
US4640810A (en) 1984-06-12 1987-02-03 Scan Web Of North America, Inc. System for producing an air laid web
US4818464A (en) 1984-08-30 1989-04-04 Kimberly-Clark Corporation Extrusion process using a central air jet
GB8612070D0 (en) 1986-05-19 1986-06-25 Brown R C Blended-fibre filter material
US4940470A (en) 1988-03-23 1990-07-10 American Filtrona Corporation Single field ionizing electrically stimulated filter
US5167765A (en) 1990-07-02 1992-12-01 Hoechst Celanese Corporation Wet laid bonded fibrous web containing bicomponent fibers including lldpe
US5227107A (en) 1990-08-07 1993-07-13 Kimberly-Clark Corporation Process and apparatus for forming nonwovens within a forming chamber
US5114787A (en) 1990-09-21 1992-05-19 Amoco Corporation Multi-layer nonwoven web composites and process
JPH0531310A (ja) * 1991-08-02 1993-02-09 Toray Ind Inc プリーツ加工性と難燃性とを有する濾材
US5277976A (en) 1991-10-07 1994-01-11 Minnesota Mining And Manufacturing Company Oriented profile fibers
US5230800A (en) 1992-02-20 1993-07-27 Minnesota Mining And Manufacturing Company Scrim inserted electrostatic fibrous filter web
US5332426A (en) 1992-07-29 1994-07-26 Minnesota Mining And Manufacturing Company Agglomerated activated carbon air filter
US5401446A (en) 1992-10-09 1995-03-28 The University Of Tennessee Research Corporation Method and apparatus for the electrostatic charging of a web or film
EP0825286A3 (en) 1992-11-18 2000-11-02 AQF Technologies LLC Fibrous structure containing immobilized particulate matter and process therefor
US5662728A (en) 1992-12-31 1997-09-02 Hoechst Celanese Corporation Particulate filter structure
US5658640A (en) 1993-08-17 1997-08-19 Minnesota Mining And Manufacturing Company Electret filter media having an undulated surface
EP0714463B1 (en) 1993-08-17 1999-03-10 Minnesota Mining And Manufacturing Company Method of charging electret filter media
DE4327595A1 (de) 1993-08-17 1995-02-23 Hoechst Ag Zusammensetzungen mit verbesserten elektrostatischen Eigenschaften enthaltend aromatische Polyamide, daraus hergestellte geformte Gebilde sowie deren Verwendung und Verfahren zu ihrer Herstellung
DE9414040U1 (de) * 1994-08-30 1995-01-19 Hoechst Ag, 65929 Frankfurt Vliese aus Elektretfasermischungen mit verbesserter Ladungsstabilität
US5908598A (en) 1995-08-14 1999-06-01 Minnesota Mining And Manufacturing Company Fibrous webs having enhanced electret properties
US5817584A (en) * 1995-12-22 1998-10-06 Kimberly-Clark Worldwide, Inc. High efficiency breathing mask fabrics
US5792242A (en) 1996-02-26 1998-08-11 Minnesota Mining And Manufacturing Co. Electrostatic fibrous filter web
US5972808A (en) 1997-01-30 1999-10-26 Aqf Technologies Llc Fibrous structures with fine particles
US6114017A (en) 1997-07-23 2000-09-05 Fabbricante; Anthony S. Micro-denier nonwoven materials made using modular die units
US6183670B1 (en) 1997-09-23 2001-02-06 Leonard Torobin Method and apparatus for producing high efficiency fibrous media incorporating discontinuous sub-micron diameter fibers, and web media formed thereby
US6315806B1 (en) 1997-09-23 2001-11-13 Leonard Torobin Method and apparatus for producing high efficiency fibrous media incorporating discontinuous sub-micron diameter fibers, and web media formed thereby
US6213122B1 (en) 1997-10-01 2001-04-10 3M Innovative Properties Company Electret fibers and filter webs having a low level of extractable hydrocarbons
US6068799A (en) 1997-10-01 2000-05-30 3M Innovative Properties Company Method of making electret articles and filters with increased oily mist resistance
DE69940137D1 (de) * 1998-05-08 2009-02-05 Toyo Boseki Blattförmiges Adsorptionsmittel für Gase und Luftreinigungsfilter
JPH11319440A (ja) * 1998-05-18 1999-11-24 Toyobo Co Ltd 空気浄化用濾材
US6432175B1 (en) 1998-07-02 2002-08-13 3M Innovative Properties Company Fluorinated electret
AU2705600A (en) 1998-10-01 2000-05-01 University Of Akron, The Process and apparatus for the production of nanofibers
DE19929709C2 (de) 1999-06-24 2001-07-12 Lueder Gerking Verfahren zur Herstellung von im Wesentlichen endlosen feinen Fäden und Verwendung der Vorrichtung zur Durchführung des Verfahrens
US6238467B1 (en) 1999-09-24 2001-05-29 Gore Enterprise Holdings, Inc. Rigid multi-functional filter assembly
US6454986B1 (en) 1999-10-08 2002-09-24 3M Innovative Properties Company Method of making a fibrous electret web using a nonaqueous polar liquid
US6375886B1 (en) 1999-10-08 2002-04-23 3M Innovative Properties Company Method and apparatus for making a nonwoven fibrous electret web from free-fiber and polar liquid
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
SE523021C2 (sv) 2000-05-22 2004-03-23 Sca Hygiene Prod Ab Metod för formning av en luftlagd fiberbana
US6743273B2 (en) 2000-09-05 2004-06-01 Donaldson Company, Inc. Polymer, polymer microfiber, polymer nanofiber and applications including filter structures
US6607624B2 (en) 2000-11-20 2003-08-19 3M Innovative Properties Company Fiber-forming process
US6420024B1 (en) 2000-12-21 2002-07-16 3M Innovative Properties Company Charged microfibers, microfibrillated articles and use thereof
TW592971B (en) 2001-02-08 2004-06-21 Kang Na Hsiung Entpr Co Ltd Staple fiber for electret non-woven fabric, and process for the production of the electret non-woven fabric
US6645618B2 (en) 2001-06-15 2003-11-11 3M Innovative Properties Company Aliphatic polyester microfibers, microfibrillated articles and use thereof
US6926961B2 (en) 2001-08-15 2005-08-09 Invista North America S.A.R.L. Nonwoven blend with electret fiber
US6916752B2 (en) 2002-05-20 2005-07-12 3M Innovative Properties Company Bondable, oriented, nonwoven fibrous webs and methods for making them
US6861025B2 (en) 2002-06-20 2005-03-01 3M Innovative Properties Company Attenuating fluid manifold for meltblowing die
US6827764B2 (en) * 2002-07-25 2004-12-07 3M Innovative Properties Company Molded filter element that contains thermally bonded staple fibers and electrically-charged microfibers
CN2650849Y (zh) 2003-06-12 2004-10-27 鸿富锦精密工业（深圳）有限公司 一种空气过滤装置
WO2005044529A1 (en) 2003-11-07 2005-05-19 Formfiber Denmark Aps A fibre distribution device for dry forming a fibrous product
CN1305569C (zh) 2004-06-25 2007-03-21 广州瑞成电子科技有限公司 铝蜂窝光触媒过滤网
WO2007047263A1 (en) 2005-10-19 2007-04-26 3M Innovative Properties Company Multilayer articles having acoustical absorbance properties and methods of making and using the same
US9139940B2 (en) 2006-07-31 2015-09-22 3M Innovative Properties Company Bonded nonwoven fibrous webs comprising softenable oriented semicrystalline polymeric fibers and apparatus and methods for preparing such webs
CN2935865Y (zh) 2006-07-27 2007-08-22 宋月章 一种防尘防菌口罩
EP2049720B1 (en) * 2006-07-31 2013-09-04 3M Innovative Properties Company Method for making shaped filtration articles
JP5098554B2 (ja) * 2006-10-11 2012-12-12 東レ株式会社 皮革様シートの製造方法
WO2008053674A1 (en) 2006-10-11 2008-05-08 Toray Industries, Inc. Leather-like sheet and process for production thereof
CN101652168A (zh) 2007-02-22 2010-02-17 唐纳森公司 过滤元件及其方法
CN101428209B (zh) 2007-11-08 2010-12-01 北京化工大学 纳米纤维负载二氧化钛光催化剂及其制备方法
JP2009119409A (ja) 2007-11-16 2009-06-04 Toray Ind Inc フラーレン類含有光触媒コーティングテキスタイル
MY153492A (en) 2007-11-20 2015-02-13 Clarcor Inc Filtration medias, fine fibers under 100 nanometers, and methods
EP2222908B1 (en) 2007-12-06 2013-01-16 3M Innovative Properties Company Electret webs with charge-enhancing additives
JP2009240990A (ja) * 2008-03-31 2009-10-22 Admatechs Co Ltd 光触媒微粒子、光触媒分散液及び光触媒加工繊維
US8563449B2 (en) * 2008-04-03 2013-10-22 Usg Interiors, Llc Non-woven material and method of making such material
RU2448207C1 (ru) 2008-06-02 2012-04-20 3М Инновейтив Пропертиз Компани Электретные полотна с усиливающими заряд добавками
US7765698B2 (en) 2008-06-02 2010-08-03 3M Innovative Properties Company Method of making electret articles based on zeta potential
JP5504779B2 (ja) * 2008-09-17 2014-05-28 東レ株式会社 エレクトレット濾材およびその製造方法
US8021996B2 (en) 2008-12-23 2011-09-20 Kimberly-Clark Worldwide, Inc. Nonwoven web and filter media containing partially split multicomponent fibers
WO2011028661A2 (en) 2009-09-01 2011-03-10 3M Innovative Properties Company Apparatus, system, and method for forming nanofibers and nanofiber webs
KR20130091734A (ko) 2010-07-07 2013-08-19 쓰리엠 이노베이티브 프로퍼티즈 컴파니 패턴화된 에어 레이드 부직포 일렉트릿 섬유질 웨브 및 그 제조 및 사용 방법

Also Published As

Publication number Publication date
KR20140037942A (ko) 2014-03-27
US20140120322A1 (en) 2014-05-01
US9802187B2 (en) 2017-10-31
BR112013032643A2 (pt) 2017-11-07
EP2726659A4 (en) 2015-03-25
EP2726659A2 (en) 2014-05-07
JP2014518339A (ja) 2014-07-28
WO2013003391A3 (en) 2013-04-18
WO2013003391A2 (en) 2013-01-03
EP2726659B1 (en) 2020-11-11

Similar Documents

Publication Publication Date Title
JP6141836B2 (ja) 不織布エレクトレット繊維ウェブ及びその製造方法
CN103781956B (zh) 非织造驻极体纤维网及其制备方法
JP5866338B2 (ja) 化学的に活性な微粒子を含有する不織布繊維ウェブ及びそれを作製及び使用する方法
JP5819939B2 (ja) 化学的に活性な微粒子を含有する不織布ナノ繊維ウェブ並びにそれを作製及び使用する方法
JP6054866B2 (ja) パターンを付けたエアレイド不織布エレクトレット繊維ウェブ、並びにその製造方法及び使用方法
JP5524862B2 (ja) 連続微粒子相を有する複合不織繊維ウェブ、並びにその作製及び使用方法
JP6054865B2 (ja) パターン付きエアレイド不織布繊維ウェブ、並びにこれらの製造及び使用方法
JP6109334B2 (ja) 不織布エレクトレット繊維ウェブ及びその製造方法
JP2025512338A (ja) 濾過媒体及びフィルター
JP2025513027A (ja) 機械式及び静電式フィルター媒体
JP2025515264A (ja) ナノ粒子と線密度の大きい繊維とを組み込んだ濾過媒体
JP2025511959A (ja) ナノ粒子を含む濾過媒体及びフィルター

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20150514

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20150514

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20160526

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20160531

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20160819

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20161018

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20170113

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20170404

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20170508

R150 Certificate of patent or registration of utility model

Ref document number: 6141836

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

LAPS Cancellation because of no payment of annual fees