ES433735A1 - Perfeccionamientos introducidos en una hoja fibrosa cargada de particulas solidas discretas dispersadas entre las fi- bras. - Google Patents

Perfeccionamientos introducidos en una hoja fibrosa cargada de particulas solidas discretas dispersadas entre las fi- bras.

Info

Publication number
ES433735A1
ES433735A1 ES433735A ES433735A ES433735A1 ES 433735 A1 ES433735 A1 ES 433735A1 ES 433735 A ES433735 A ES 433735A ES 433735 A ES433735 A ES 433735A ES 433735 A1 ES433735 A1 ES 433735A1
Authority
ES
Spain
Prior art keywords
sheet product
particles
particle
made therefrom
respirators
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
Application number
ES433735A
Other languages
English (en)
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 Co
Original Assignee
Minnesota Mining and Manufacturing 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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of ES433735A1 publication Critical patent/ES433735A1/es
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B23/00—Filters for breathing-protection purposes
    • A62B23/02—Filters for breathing-protection purposes for respirators
    • A62B23/025—Filters for breathing-protection purposes for respirators the filter having substantially the shape of a mask
    • 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
    • D04H1/407—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 absorbing substances, e.g. activated carbon
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/56—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving in association with fibre formation, e.g. immediately following extrusion of staple fibres
    • 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
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/256—Heavy metal or aluminum or compound thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Nonwoven Fabrics (AREA)
  • Filtering Materials (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
ES433735A 1974-01-21 1975-01-11 Perfeccionamientos introducidos en una hoja fibrosa cargada de particulas solidas discretas dispersadas entre las fi- bras. Expired ES433735A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US43519874A 1974-01-21 1974-01-21
US05/530,070 US3971373A (en) 1974-01-21 1974-12-06 Particle-loaded microfiber sheet product and respirators made therefrom

Publications (1)

Publication Number Publication Date
ES433735A1 true ES433735A1 (es) 1977-02-16

Family

ID=27030465

Family Applications (1)

Application Number Title Priority Date Filing Date
ES433735A Expired ES433735A1 (es) 1974-01-21 1975-01-11 Perfeccionamientos introducidos en una hoja fibrosa cargada de particulas solidas discretas dispersadas entre las fi- bras.

Country Status (16)

Country Link
US (1) US3971373A (es)
JP (1) JPS5243945B2 (es)
AR (1) AR202963A1 (es)
BE (1) BE824562A (es)
BR (1) BR7500358A (es)
CA (1) CA1041073A (es)
CH (1) CH586304A5 (es)
DE (1) DE2502096C3 (es)
ES (1) ES433735A1 (es)
FR (1) FR2258258B1 (es)
GB (1) GB1493183A (es)
IT (1) IT1026400B (es)
MX (1) MX2954E (es)
NL (1) NL170029C (es)
SE (1) SE439649B (es)
YU (1) YU4375A (es)

Families Citing this family (354)

* Cited by examiner, † Cited by third party
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NL170029B (nl) 1982-04-16
FR2258258A1 (es) 1975-08-18
SE439649B (sv) 1985-06-24
FR2258258B1 (es) 1977-11-18
NL7500302A (nl) 1975-07-23
JPS5243945B2 (es) 1977-11-02
US3971373A (en) 1976-07-27
YU4375A (en) 1982-06-30
IT1026400B (it) 1978-09-20
BR7500358A (pt) 1975-11-04
NL170029C (nl) 1982-09-16
JPS50105974A (es) 1975-08-21
MX2954E (es) 1980-01-03
DE2502096C3 (de) 1987-07-09
AU7742775A (en) 1976-07-22
DE2502096A1 (de) 1975-12-11
SE7500253L (es) 1975-07-22
CH586304A5 (es) 1977-03-31
BE824562A (fr) 1975-07-22
GB1493183A (en) 1977-11-23
DE2502096B2 (de) 1979-08-23
AR202963A1 (es) 1975-07-31
CA1041073A (en) 1978-10-24

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