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DE60141325D1 - Hocheffektive zigarettenfilter mit geformten fasern, welche mikrovertiefungen aufweisen und mit adsorbens oder adsorbierendem material beschichtet sind - Google Patents

Hocheffektive zigarettenfilter mit geformten fasern, welche mikrovertiefungen aufweisen und mit adsorbens oder adsorbierendem material beschichtet sind

Info

Publication number
DE60141325D1
DE60141325D1 DE60141325T DE60141325T DE60141325D1 DE 60141325 D1 DE60141325 D1 DE 60141325D1 DE 60141325 T DE60141325 T DE 60141325T DE 60141325 T DE60141325 T DE 60141325T DE 60141325 D1 DE60141325 D1 DE 60141325D1
Authority
DE
Germany
Prior art keywords
microcoatings
adsorb
coated
highly effective
cigarette filters
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60141325T
Other languages
English (en)
Inventor
Lixin Luke Xue
Kent Brian Koller
Qiong Gao
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.)
Philip Morris Products SA
Original Assignee
Philip Morris Products SA
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 Philip Morris Products SA filed Critical Philip Morris Products SA
Application granted granted Critical
Publication of DE60141325D1 publication Critical patent/DE60141325D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/04—Cigars; Cigarettes with mouthpieces or filter-tips
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/16—Use of materials for tobacco smoke filters of inorganic materials
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/062—Use of materials for tobacco smoke filters characterised by structural features
    • A24D3/063—Use of materials for tobacco smoke filters characterised by structural features of the fibers
    • A24D3/064—Use of materials for tobacco smoke filters characterised by structural features of the fibers having non-circular cross-section
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/16—Use of materials for tobacco smoke filters of inorganic materials
    • A24D3/163—Carbon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/02—Loose filtering material, e.g. loose fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/02—Loose filtering material, e.g. loose fibres
    • B01D39/04—Organic material, e.g. cellulose, cotton

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
DE60141325T 2000-04-20 2001-04-20 Hocheffektive zigarettenfilter mit geformten fasern, welche mikrovertiefungen aufweisen und mit adsorbens oder adsorbierendem material beschichtet sind Expired - Lifetime DE60141325D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US19862800P 2000-04-20 2000-04-20
PCT/US2001/012939 WO2001080973A1 (en) 2000-04-20 2001-04-20 High efficiency cigarette filters having shaped micro cavity fibers impregnated with adsorbent or absorbent materials

Publications (1)

Publication Number Publication Date
DE60141325D1 true DE60141325D1 (de) 2010-04-01

Family

ID=22734143

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60141325T Expired - Lifetime DE60141325D1 (de) 2000-04-20 2001-04-20 Hocheffektive zigarettenfilter mit geformten fasern, welche mikrovertiefungen aufweisen und mit adsorbens oder adsorbierendem material beschichtet sind

Country Status (18)

Country Link
US (2) US6584979B2 (de)
EP (1) EP1276547B1 (de)
JP (1) JP4632615B2 (de)
KR (1) KR100759176B1 (de)
AR (1) AR029907A1 (de)
AT (1) ATE457807T1 (de)
AU (2) AU5555001A (de)
BR (1) BR0110171B1 (de)
DE (1) DE60141325D1 (de)
DK (1) DK1276547T3 (de)
EA (1) EA004755B1 (de)
HU (1) HU229287B1 (de)
MX (1) MXPA02009991A (de)
MY (1) MY128157A (de)
PT (1) PT1276547E (de)
TW (1) TW490316B (de)
WO (1) WO2001080973A1 (de)
ZA (1) ZA200208403B (de)

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HUP0300528A3 (en) 2012-09-28
US20030183237A1 (en) 2003-10-02
US20020020420A1 (en) 2002-02-21
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US6907885B2 (en) 2005-06-21
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