CH546543A - Filterelement, verfahren zu seiner herstellung und verwendung desselben in einem zigarettenfilter. - Google Patents

Filterelement, verfahren zu seiner herstellung und verwendung desselben in einem zigarettenfilter.

Info

Publication number
CH546543A
CH546543A CH1643371A CH546543DA CH546543A CH 546543 A CH546543 A CH 546543A CH 1643371 A CH1643371 A CH 1643371A CH 546543D A CH546543D A CH 546543DA CH 546543 A CH546543 A CH 546543A
Authority
CH
Switzerland
Prior art keywords
manufacturing
same
filter
filter element
cigarette
Prior art date
Application number
CH1643371A
Other languages
English (en)
Original Assignee
Monsanto Chemicals
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 Monsanto Chemicals filed Critical Monsanto Chemicals
Publication of CH546543A publication Critical patent/CH546543A/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Filtering Materials (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
CH1643371A 1970-11-18 1971-11-12 Filterelement, verfahren zu seiner herstellung und verwendung desselben in einem zigarettenfilter. CH546543A (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB5480670 1970-11-18
GB5870070 1970-12-10
GB964671 1971-04-16

Publications (1)

Publication Number Publication Date
CH546543A true CH546543A (de) 1974-03-15

Family

ID=27255404

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1643371A CH546543A (de) 1970-11-18 1971-11-12 Filterelement, verfahren zu seiner herstellung und verwendung desselben in einem zigarettenfilter.

Country Status (13)

Country Link
JP (2) JPS577172B1 (de)
AT (1) AT315709B (de)
BE (1) BE775476A (de)
CH (1) CH546543A (de)
DE (1) DE2156375C3 (de)
DK (1) DK133125C (de)
FR (1) FR2114696A5 (de)
IE (1) IE36798B1 (de)
IL (1) IL38123A (de)
IT (1) IT950514B (de)
NL (1) NL170916C (de)
NO (1) NO133088C (de)
SE (1) SE400457B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1482216A (en) * 1974-04-11 1977-08-10 Monsanto Ltd Cigarette filters
WO2001070861A2 (en) * 2000-03-17 2001-09-27 Dow Global Technologies Inc. Polyolefin foam for sound and thermal insulation
JP7187582B2 (ja) * 2019-01-25 2022-12-12 日本たばこ産業株式会社 喫煙物品用フィルター

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2972554A (en) * 1955-05-23 1961-02-21 Fiber Bond Corp Pad and method of making same

Also Published As

Publication number Publication date
IE36798B1 (en) 1977-03-02
IL38123A (en) 1975-03-13
SE400457B (sv) 1978-04-03
DE2156375C3 (de) 1981-02-19
DK133125B (da) 1976-03-29
DE2156375B2 (de) 1980-05-29
NO133088C (de) 1976-03-10
AU3563971A (en) 1973-05-17
NL7115391A (de) 1972-05-23
NL170916C (nl) 1983-01-17
AT315709B (de) 1974-06-10
FR2114696A5 (en) 1972-06-30
IL38123A0 (en) 1972-01-27
BE775476A (fr) 1972-05-17
JPS577172B1 (de) 1982-02-09
JPS5411299A (en) 1979-01-27
NO133088B (de) 1975-12-01
IE36798L (en) 1972-05-18
DE2156375A1 (de) 1972-05-31
IT950514B (it) 1973-06-20
NL170916B (nl) 1982-08-16
DK133125C (da) 1976-08-30

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Legal Events

Date Code Title Description
PL Patent ceased