NL170916C - Sigarettenfilter uit geextrudeerd schuimvormig thermoplastisch polyalkeen. - Google Patents

Sigarettenfilter uit geextrudeerd schuimvormig thermoplastisch polyalkeen.

Info

Publication number
NL170916C
NL170916C NLAANVRAGE7115391,A NL7115391A NL170916C NL 170916 C NL170916 C NL 170916C NL 7115391 A NL7115391 A NL 7115391A NL 170916 C NL170916 C NL 170916C
Authority
NL
Netherlands
Prior art keywords
cigarette filter
extruded foam
foam thermoplastic
polyalkene
thermoplastic polyalkene
Prior art date
Application number
NLAANVRAGE7115391,A
Other languages
English (en)
Dutch (nl)
Other versions
NL7115391A (de
NL170916B (nl
Original Assignee
Monsanto Ltd
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 Ltd filed Critical Monsanto Ltd
Publication of NL7115391A publication Critical patent/NL7115391A/xx
Publication of NL170916B publication Critical patent/NL170916B/xx
Application granted granted Critical
Publication of NL170916C publication Critical patent/NL170916C/xx

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)
NLAANVRAGE7115391,A 1970-11-18 1971-11-09 Sigarettenfilter uit geextrudeerd schuimvormig thermoplastisch polyalkeen. NL170916C (nl)

Applications Claiming Priority (3)

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

Publications (3)

Publication Number Publication Date
NL7115391A NL7115391A (de) 1972-05-23
NL170916B NL170916B (nl) 1982-08-16
NL170916C true NL170916C (nl) 1983-01-17

Family

ID=27255404

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7115391,A NL170916C (nl) 1970-11-18 1971-11-09 Sigarettenfilter uit geextrudeerd schuimvormig thermoplastisch polyalkeen.

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
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
CH546543A (de) 1974-03-15
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
V2 Lapsed due to non-payment of the last due maintenance fee for the patent application