BR112013032643A2 - mantas fibrosas de eletreto não tecidas e métodos para fabricação das mesmas - Google Patents

mantas fibrosas de eletreto não tecidas e métodos para fabricação das mesmas

Info

Publication number
BR112013032643A2
BR112013032643A2 BR112013032643A BR112013032643A BR112013032643A2 BR 112013032643 A2 BR112013032643 A2 BR 112013032643A2 BR 112013032643 A BR112013032643 A BR 112013032643A BR 112013032643 A BR112013032643 A BR 112013032643A BR 112013032643 A2 BR112013032643 A2 BR 112013032643A2
Authority
BR
Brazil
Prior art keywords
fibers
woven electret
electret fibrous
exemplary embodiments
woven
Prior art date
Application number
BR112013032643A
Other languages
English (en)
Inventor
r fox Andrew
Both Hendrik
Le Normand Jean
Xu Qiang
Chen Rui
T Wu Tien
Fu Xiaoshuan
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 BR112013032643A2 publication Critical patent/BR112013032643A2/pt

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
    • 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
    • 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
    • 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
    • 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
    • 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)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Filtering Materials (AREA)
  • Electrostatic Separation (AREA)
  • Nonwoven Fabrics (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)

Abstract

resumo “mantas fibrosas de eletreto não tecidas e métodos para fabricação das mesmas” a presente descrição apresenta uma manta fibrosa de eletreto não tecida para ad-sorção eletrostática e eliminação de odores e o processo de preparação da mesma. em certas modalidades exemplificativas, a manta fibrosa de eletreto não tecida inclui uma multiplicidade de fibras de eletreto, ao menos uma dentre uma pluralidade de fibras fotocatalíticas ou uma pluralidade de fibras multicomponentes; e, opcionalmente, ao menos uma dentre uma plura-lidade de particulados quimicamente ativos, uma pluralidade de fibras à base de carbono ou uma pluralidade de fibras termoplásticas monocomponentes. em outras modalidades exem-plificativas, processos de cardação e entrelaçamento cruzado ou deposição a ar são apre-sentados para a fabricação de mantas fibrosas de eletreto não tecidas incluindo fibras de eletreto e um ou mais dentre fibras fotocatalíticas, particulados quimicamente ativos, fibras multicomponentes, fibras monocomponentes ou fibras à base de carbono. em algumas modalidades exemplificativas, mantas fibrosas de eletreto não tecidas exemplificativas da descrição exibem características de permeação de gás superiores, características de alta adsorção para contaminantes transportados pelo ar, além de função de eliminação de odores.
BR112013032643A 2011-06-30 2012-06-27 mantas fibrosas de eletreto não tecidas e métodos para fabricação das mesmas BR112013032643A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161503363P 2011-06-30 2011-06-30
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 (1)

Publication Number Publication Date
BR112013032643A2 true BR112013032643A2 (pt) 2017-11-07

Family

ID=47424775

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013032643A BR112013032643A2 (pt) 2011-06-30 2012-06-27 mantas fibrosas de eletreto não tecidas e métodos para fabricação das mesmas

Country Status (6)

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

Families Citing this family (36)

* 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
MX346385B (es) 2013-02-14 2017-03-16 Nanopareil Llc Fieltros hibridos de nanofibras electrohiladas.
EP3060710A1 (en) * 2013-10-21 2016-08-31 E. I. du Pont de Nemours and Company Electret nanofibrous web
US9610588B2 (en) * 2013-10-21 2017-04-04 E I Du Pont De Nemours And Company Electret nanofibrous web as air filtration media
US11039621B2 (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
US11039620B2 (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
EP3237663B1 (en) * 2014-11-21 2021-03-24 DuPont Safety & Construction, Inc. Melt spun filtration media for respiratory devices and face masks
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
US10252200B2 (en) 2016-02-17 2019-04-09 Hollingsworth & Vose Company Filter media including a filtration layer comprising synthetic fibers
US11014030B2 (en) 2016-02-17 2021-05-25 Hollingsworth & Vose Company Filter media including flame retardant 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
PL3219375T3 (pl) 2016-03-17 2019-03-29 Eurofilters N.V. Worek filtracyjny do odkurzacza z materiału recyklingowego w postaci pyłu i/albo włókien
CN113996120A (zh) 2016-03-17 2022-02-01 欧洲过滤袋公司 具有回收纺织材料和/或棉短绒的真空吸尘器过滤袋
MX2019001220A (es) 2016-08-02 2019-07-04 Fitesa Germany Gmbh Sistema y proceso para preparar telas no tejidas de acido polilactico.
US11441251B2 (en) 2016-08-16 2022-09-13 Fitesa Germany Gmbh Nonwoven fabrics comprising polylactic acid having improved strength and toughness
WO2019059225A1 (ja) * 2017-09-22 2019-03-28 株式会社巴川製紙所 熱可塑性繊維シート
DE102017124251A1 (de) * 2017-10-18 2019-04-18 KUENZEL advanced weaving technologies GmbH Filtereinsatz und Filtrationsanordnung mit Filtereinsatz
US10480691B2 (en) * 2018-02-08 2019-11-19 X.J. Electrics (Hubei) Co., Ltd. Water pipe
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
EP3860746A1 (en) * 2018-10-04 2021-08-11 W.L. Gore & Associates Inc. Unsintered expanded polytetrafluoroethylene composite membranes having dimensional stability
EP3897918A4 (en) * 2018-12-18 2022-08-24 The Dallas Group of America, Inc. FILTERS HAVING A PLURALITY OF PROJECTIONS
EP3911789A4 (en) * 2019-01-16 2022-10-19 Noam Urim Enerprises (1993) Ltd. ANTIMICROBIAL CLEANING WIPE AND METHOD AND SYSTEM FOR MANUFACTURE THEREOF
RU192090U1 (ru) * 2019-07-05 2019-09-03 Федеральное государственное бюджетное образовательное учреждение высшего образования "Белгородский государственный аграрный университет имени В.Я. Горина" Гранулирующий шнековый пресс для кормовых смесей с травяной мукой
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
WO2021152426A1 (en) * 2020-01-27 2021-08-05 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
KR102318413B1 (ko) * 2020-05-22 2021-10-27 경기대학교 산학협력단 나노 코팅된 극세사 모헤어를 이용한 무전력 기반 대기정화형 도로 울타리
US20220233981A1 (en) * 2021-01-27 2022-07-28 John Ruszkowski Air Filter Inactivation of Viruses and Micro-organisms
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
DE102022000777A1 (de) 2022-03-04 2023-09-07 Oerlikon Textile Gmbh & Co. Kg Verfahren und Vorrichtung zur Herstellung von elektrostatisch geladenen Fasern sowie Elektret-Erzeugnis

Family Cites Families (80)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB364780A (en) 1929-12-07 1932-01-14 Anton Formhals Improvements in or relating to processes and apparatus for the production of artificial filaments
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 (pt) 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
EP0669993B1 (en) 1992-11-18 1997-12-29 Hoechst Celanese Corporation Process for making a fibrous structure containing immobilized particulate matter
US5662728A (en) 1992-12-31 1997-09-02 Hoechst Celanese Corporation Particulate filter structure
EP0845554B1 (en) 1993-08-17 2009-11-18 Minnesota Mining And Manufacturing Company Method of charging electret filter media
US5643507A (en) 1993-08-17 1997-07-01 Minnesota Mining And Manufacturing Company Filter media having an undulated surface
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
US6068799A (en) 1997-10-01 2000-05-30 3M Innovative Properties Company Method of making electret articles and filters with increased oily mist resistance
US6213122B1 (en) 1997-10-01 2001-04-10 3M Innovative Properties Company Electret fibers and filter webs having a low level of extractable hydrocarbons
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
WO2000022207A2 (en) 1998-10-01 2000-04-20 The University Of Akron 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
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
US6454986B1 (en) 1999-10-08 2002-09-24 3M Innovative Properties Company Method of making a fibrous electret web using a nonaqueous 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
US7757811B2 (en) 2005-10-19 2010-07-20 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
AU2007342321B2 (en) * 2006-07-31 2010-08-26 3M Innovative Properties Company Method for making shaped filtration articles
WO2008053674A1 (fr) 2006-10-11 2008-05-08 Toray Industries, Inc. Feuille de similicuir et son procédé de fabrication
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
BRPI0807375A2 (pt) 2007-02-22 2014-05-20 Donaldson Co Inc Elemento de filtro e método
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
KR101637612B1 (ko) 2007-11-20 2016-07-07 클라코르 인코포레이션 필터 매체의 형성 방법. 및 이를 이용하여 제조된 필터 매체
AU2008335536B2 (en) 2007-12-06 2011-11-17 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
PL2467516T3 (pl) 2009-09-01 2018-10-31 3M Innovative Properties Company Aparat, system i sposób formowania nanowłókien i wstęg z nanowłókien
BR112013000010A2 (pt) 2010-07-07 2016-05-10 3M Innovative Properties Co mantas fibrosas de eletreto não tecido e método para fabricação de uma manta fibrosa de eletreto não tecida

Also Published As

Publication number Publication date
WO2013003391A2 (en) 2013-01-03
EP2726659B1 (en) 2020-11-11
US9802187B2 (en) 2017-10-31
JP6141836B2 (ja) 2017-06-07
EP2726659A2 (en) 2014-05-07
WO2013003391A3 (en) 2013-04-18
US20140120322A1 (en) 2014-05-01
EP2726659A4 (en) 2015-03-25
KR20140037942A (ko) 2014-03-27
JP2014518339A (ja) 2014-07-28

Similar Documents

Publication Publication Date Title
BR112013032643A2 (pt) mantas fibrosas de eletreto não tecidas e métodos para fabricação das mesmas
BR112012026260A2 (pt) mantas fibrosas não-tecidas contendo particulados quimicamente ativos, e métodos para fabricação e uso dos mesmos
WO2012006338A3 (en) Patterned air-laid nonwoven electret fibrous webs and methods of making and using same
Souzandeh et al. Soy-protein-based nanofabrics for highly efficient and multifunctional air filtration
BRPI0811675A2 (pt) "manta de não-tecido porosa e processos para formação de mantas de não-tecido porosas"
BR112014026105A2 (pt) elementos fibrosos que compreendem um polímero sem hidroxila e métodos de fabricação dos mesmos
BR112013004279A8 (pt) trama não tecida e fibras com propriedades de eletreto, processos de fabricação das mesmas e seu uso
RU2015138927A (ru) Гибридные войлоки из нановолокон, полученных электропрядением
EA200900839A1 (ru) Способ производства слоистого звукопоглощающего нетканого материала
BR112017005027A2 (pt) material não tecido com deformações tridimensionais isoladas com aberturas de base largas e concentrações específicas de fibras
CN107675354B (zh) 静电纺-熔喷-干法成网制备三组分吸音棉的方法及装置
BR112018013378A2 (pt) não tecido para folha permeável a líquido de artigo absorvente, e artigo absorvente incluindo folha permeável líquida de não tecido
BRPI0517573A (pt) tecido compósito e processo para formação de um tecido compósito
BRPI0813033A2 (pt) "material não-tecido condutor e processo de produção de manta condutora não tecida"
ATE531837T1 (de) Vliesstoffe aus mischfasern
CO6700875A2 (es) Tela no tejida, su método de fabricación y filtros formados por la misma
EA201000022A1 (ru) Способ формования волокна из жидкой матрицы, устройство для производства нановолокон электростатическим методом формования волокна из жидкой матрицы и волокнообразующий электрод для такого устройства
BR112013003040A2 (pt) aparelho para produzir fibras fundidas e sopradas, processo para produzir fibras fundidas e sopradas, aparelho para produzir um não entrelaçado contendo fibroso, processo para produzir um não entrelaçado contendo fibroso, aparelho para produzir fibras, processo para produzir fibras, não entrelaçado e uso de um não entrelaçado
WO2014201403A3 (en) Filters, mounts and methods of mounting filters
ATE458846T1 (de) Vibrationskomprimierte glasfasermatte und verfahren zur herstellung
BR112015017037A2 (pt) massa porosa, filtro, e dispositivos para fumar
BR112015023567A2 (pt) artigos absorventes com substratos não tecidos tendo fibrilas
BR112014005318A2 (pt) processo para produzir uma fibra de alta tenacidade modificada, camada de fibra, tecido, compósito fibroso, artigo e processo para produzir uma fibra polimérica modificada a qual foi modificada por um tratamento de plasma ou modificada por um tratamento de corona
JP2014108307A5 (pt)
BR112013028949A2 (pt) bloco de compósito poroso, conjunto de filtro e método para fabricação do mesmo

Legal Events

Date Code Title Description
B15I Others concerning applications: loss of priority
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]