CN1096513C - 含吸着剂颗粒的模压面罩及其制造方法 - Google Patents

含吸着剂颗粒的模压面罩及其制造方法 Download PDF

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Publication number
CN1096513C
CN1096513C CN98812907A CN98812907A CN1096513C CN 1096513 C CN1096513 C CN 1096513C CN 98812907 A CN98812907 A CN 98812907A CN 98812907 A CN98812907 A CN 98812907A CN 1096513 C CN1096513 C CN 1096513C
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CN
China
Prior art keywords
particle
face shield
layer
containing layer
feature
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
CN98812907A
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English (en)
Chinese (zh)
Other versions
CN1285012A (zh
Inventor
J·E·斯帕啉季特
L·W·贝瑞特
R·C·哈珀
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 CN1285012A publication Critical patent/CN1285012A/zh
Application granted granted Critical
Publication of CN1096513C publication Critical patent/CN1096513C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
    • A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
    • A41D13/1107—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape
    • A41D13/1138—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape with a cup configuration
    • A41D13/1146—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape with a cup configuration obtained by moulding
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
    • A62B18/02—Masks
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Textile Engineering (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Pulmonology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Laminated Bodies (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Nonwoven Fabrics (AREA)
  • Filtering Materials (AREA)
CN98812907A 1997-12-01 1998-04-13 含吸着剂颗粒的模压面罩及其制造方法 Expired - Fee Related CN1096513C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/982,119 1997-12-01
US08/982,119 US6102039A (en) 1997-12-01 1997-12-01 Molded respirator containing sorbent particles

Publications (2)

Publication Number Publication Date
CN1285012A CN1285012A (zh) 2001-02-21
CN1096513C true CN1096513C (zh) 2002-12-18

Family

ID=25528859

Family Applications (1)

Application Number Title Priority Date Filing Date
CN98812907A Expired - Fee Related CN1096513C (zh) 1997-12-01 1998-04-13 含吸着剂颗粒的模压面罩及其制造方法

Country Status (11)

Country Link
US (2) US6102039A (enExample)
EP (1) EP1036229B1 (enExample)
JP (1) JP4195188B2 (enExample)
KR (1) KR100506304B1 (enExample)
CN (1) CN1096513C (enExample)
AU (1) AU7117898A (enExample)
BR (1) BR9815117B1 (enExample)
CA (1) CA2312130C (enExample)
DE (1) DE69806635T2 (enExample)
ES (1) ES2179486T3 (enExample)
WO (1) WO1999028542A1 (enExample)

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DE69806635T2 (de) 2005-10-13
AU7117898A (en) 1999-06-16
BR9815117A (pt) 2000-10-10
EP1036229B1 (en) 2002-07-17
EP1036229A1 (en) 2000-09-20
KR100506304B1 (ko) 2005-08-05
CA2312130C (en) 2007-01-09
WO1999028542A1 (en) 1999-06-10
ES2179486T3 (es) 2003-01-16
CN1285012A (zh) 2001-02-21
JP2001525201A (ja) 2001-12-11
BR9815117B1 (pt) 2008-11-18
US6102039A (en) 2000-08-15
KR20010032629A (ko) 2001-04-25
US6234171B1 (en) 2001-05-22
CA2312130A1 (en) 1999-06-10
JP4195188B2 (ja) 2008-12-10

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