DE2744796A1 - Filtermaterial, seine herstellung und verwendung - Google Patents

Filtermaterial, seine herstellung und verwendung

Info

Publication number
DE2744796A1
DE2744796A1 DE19772744796 DE2744796A DE2744796A1 DE 2744796 A1 DE2744796 A1 DE 2744796A1 DE 19772744796 DE19772744796 DE 19772744796 DE 2744796 A DE2744796 A DE 2744796A DE 2744796 A1 DE2744796 A1 DE 2744796A1
Authority
DE
Germany
Prior art keywords
cellulose
fibrets
filter
cellulose ester
filter material
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.)
Withdrawn
Application number
DE19772744796
Other languages
German (de)
English (en)
Inventor
Charles Herbert Keith
Richard Owen Tucker
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.)
Celanese Corp
Original Assignee
Celanese Corp
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 Celanese Corp filed Critical Celanese Corp
Publication of DE2744796A1 publication Critical patent/DE2744796A1/de
Withdrawn legal-status Critical Current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
    • 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
    • A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent
    • A24D3/10—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent of cellulose or cellulose derivatives
    • 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
    • B01D39/18—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/06—Wet spinning methods
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/40—Formation of filaments, threads, or the like by applying a shearing force to a dispersion or solution of filament formable polymers, e.g. by stirring
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • D01F2/24—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives
    • D01F2/28—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives from organic cellulose esters or ethers, e.g. cellulose acetate
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
    • D21H13/02—Synthetic cellulose fibres
    • D21H13/06—Cellulose esters

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Nonwoven Fabrics (AREA)
  • Filtering Materials (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Artificial Filaments (AREA)
DE19772744796 1976-10-06 1977-10-05 Filtermaterial, seine herstellung und verwendung Withdrawn DE2744796A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US73003976A 1976-10-06 1976-10-06

Publications (1)

Publication Number Publication Date
DE2744796A1 true DE2744796A1 (de) 1978-04-13

Family

ID=24933659

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772744796 Withdrawn DE2744796A1 (de) 1976-10-06 1977-10-05 Filtermaterial, seine herstellung und verwendung

Country Status (26)

Country Link
JP (1) JPS5345468A (pt)
AT (1) AT370293B (pt)
AU (1) AU514462B2 (pt)
BE (1) BE859459A (pt)
BG (1) BG28240A3 (pt)
BR (1) BR7706686A (pt)
CA (1) CA1076912A (pt)
DE (1) DE2744796A1 (pt)
DK (1) DK441177A (pt)
ES (1) ES467483A1 (pt)
FI (1) FI772956A (pt)
FR (4) FR2367133A1 (pt)
GB (1) GB1562134A (pt)
GR (1) GR66108B (pt)
IL (1) IL53062A (pt)
IN (1) IN148341B (pt)
IT (1) IT1087755B (pt)
LU (1) LU78254A1 (pt)
NL (1) NL7710795A (pt)
NO (1) NO773391L (pt)
NZ (1) NZ185357A (pt)
PT (1) PT67104B (pt)
SE (1) SE7711170L (pt)
SU (1) SU860678A3 (pt)
TR (1) TR20555A (pt)
ZA (1) ZA775993B (pt)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19951062C2 (de) * 1999-10-22 2002-04-04 Rhodia Acetow Gmbh Hochleistungs-Zigarettenfilter

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57147413A (en) * 1981-03-10 1982-09-11 Asahi Chem Ind Co Ltd Filter medium for high-performance air filter and production thereof
TW241198B (en) * 1993-09-06 1995-02-21 Daicel Chem A tobacco filter material and a method of producing the same
CN1219797C (zh) * 1994-09-22 2005-09-21 大世吕化学工业株式会社 纤维素衍生物
JP3420359B2 (ja) * 1994-10-21 2003-06-23 ダイセル化学工業株式会社 たばこ煙用フィルター素材、繊維状セルロースエステル及びその製造方法
DE69520816T2 (de) * 1994-10-31 2001-09-13 Daicel Chem Tabakrauchfiltermaterial und Tabakrauchfilter hergestellt aus diesem Material
JP3606950B2 (ja) * 1995-05-31 2005-01-05 ダイセル化学工業株式会社 たばこフィルターおよびその製造方法
JP3677332B2 (ja) * 1995-10-20 2005-07-27 ダイセル化学工業株式会社 たばこフィルター用素材およびそれを用いたたばこフィルター
DE19753195A1 (de) * 1997-11-21 1999-05-27 Reemtsma H F & Ph Biologisch abbaubarer Filter für Cigaretten
US20060021302A1 (en) * 2004-07-30 2006-02-02 Bernard Bobby L Anti-microbial air filter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19951062C2 (de) * 1999-10-22 2002-04-04 Rhodia Acetow Gmbh Hochleistungs-Zigarettenfilter

Also Published As

Publication number Publication date
DK441177A (da) 1978-04-07
SE7711170L (sv) 1978-04-07
NL7710795A (nl) 1978-04-10
FR2381853B1 (pt) 1982-04-02
FR2381480A1 (fr) 1978-09-22
IN148341B (pt) 1981-01-24
FR2381840A1 (fr) 1978-09-22
SU860678A3 (ru) 1981-08-30
GB1562134A (en) 1980-03-05
AU514462B2 (en) 1981-02-12
BR7706686A (pt) 1979-05-02
NO773391L (no) 1978-04-07
FR2381853A1 (fr) 1978-09-22
BE859459A (fr) 1978-04-06
JPS5345468A (en) 1978-04-24
FR2367133B1 (pt) 1982-03-26
ATA713377A (de) 1982-08-15
ES467483A1 (es) 1978-10-16
GR66108B (pt) 1981-01-16
NZ185357A (en) 1980-05-08
PT67104A (en) 1977-11-01
IL53062A0 (en) 1977-12-30
TR20555A (tr) 1981-11-05
IT1087755B (it) 1985-06-04
AT370293B (de) 1983-03-10
BG28240A3 (en) 1980-03-25
FI772956A (fi) 1978-04-07
IL53062A (en) 1980-09-16
CA1076912A (en) 1980-05-06
FR2367133A1 (fr) 1978-05-05
ZA775993B (en) 1979-05-30
PT67104B (en) 1979-03-13
AU2929077A (en) 1979-04-05
LU78254A1 (pt) 1978-01-26

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee