IE36798B1 - Improvements in or relating to cigarette filters - Google Patents
Improvements in or relating to cigarette filtersInfo
- Publication number
- IE36798B1 IE36798B1 IE1429/71A IE142971A IE36798B1 IE 36798 B1 IE36798 B1 IE 36798B1 IE 1429/71 A IE1429/71 A IE 1429/71A IE 142971 A IE142971 A IE 142971A IE 36798 B1 IE36798 B1 IE 36798B1
- Authority
- IE
- Ireland
- Prior art keywords
- cigarette
- resin
- microstructure
- per
- relating
- Prior art date
Links
- 235000019504 cigarettes Nutrition 0.000 title abstract 3
- -1 polyethylene Polymers 0.000 abstract 2
- 239000011347 resin Substances 0.000 abstract 2
- 229920005989 resin Polymers 0.000 abstract 2
- 239000004215 Carbon black (E152) Substances 0.000 abstract 1
- 239000004698 Polyethylene Substances 0.000 abstract 1
- 239000004743 Polypropylene Substances 0.000 abstract 1
- 239000000835 fiber Substances 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 239000006260 foam Substances 0.000 abstract 1
- 239000004088 foaming agent Substances 0.000 abstract 1
- 229930195733 hydrocarbon Natural products 0.000 abstract 1
- 150000002430 hydrocarbons Chemical class 0.000 abstract 1
- 229920000573 polyethylene Polymers 0.000 abstract 1
- 229920001155 polypropylene Polymers 0.000 abstract 1
- 229920001169 thermoplastic Polymers 0.000 abstract 1
- 239000004416 thermosoftening plastic Substances 0.000 abstract 1
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)
- Polymers & Plastics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Filtering Materials (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Molding Of Porous Articles (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5480670 | 1970-11-18 | ||
| GB5870070 | 1970-12-10 | ||
| GB964671 | 1971-04-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE36798L IE36798L (en) | 1972-05-18 |
| IE36798B1 true IE36798B1 (en) | 1977-03-02 |
Family
ID=27255404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE1429/71A IE36798B1 (en) | 1970-11-18 | 1971-11-12 | Improvements in or relating to cigarette filters |
Country Status (13)
| Country | Link |
|---|---|
| JP (2) | JPS577172B1 (enExample) |
| AT (1) | AT315709B (enExample) |
| BE (1) | BE775476A (enExample) |
| CH (1) | CH546543A (enExample) |
| DE (1) | DE2156375C3 (enExample) |
| DK (1) | DK133125C (enExample) |
| FR (1) | FR2114696A5 (enExample) |
| IE (1) | IE36798B1 (enExample) |
| IL (1) | IL38123A (enExample) |
| IT (1) | IT950514B (enExample) |
| NL (1) | NL170916C (enExample) |
| NO (1) | NO133088C (enExample) |
| SE (1) | SE400457B (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1482216A (en) * | 1974-04-11 | 1977-08-10 | Monsanto Ltd | Cigarette filters |
| CA2401228A1 (en) * | 2000-03-17 | 2001-09-27 | Dow Global Technologies Inc. | Polyolefin foam useful for sound and thermal insulation |
| EP3915406A4 (en) * | 2019-01-25 | 2022-11-02 | Japan Tobacco Inc. | FILTER FOR SMOKING ARTICLE |
Family Cites Families (1)
| 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 |
-
1971
- 1971-11-04 AT AT949971A patent/AT315709B/de not_active IP Right Cessation
- 1971-11-09 NL NLAANVRAGE7115391,A patent/NL170916C/xx not_active IP Right Cessation
- 1971-11-10 SE SE7114391A patent/SE400457B/xx unknown
- 1971-11-11 IL IL38123A patent/IL38123A/en unknown
- 1971-11-12 IE IE1429/71A patent/IE36798B1/xx unknown
- 1971-11-12 DE DE2156375A patent/DE2156375C3/de not_active Expired
- 1971-11-12 CH CH1643371A patent/CH546543A/xx not_active IP Right Cessation
- 1971-11-15 FR FR7140766A patent/FR2114696A5/fr not_active Expired
- 1971-11-17 DK DK565571A patent/DK133125C/da active
- 1971-11-17 IT IT54140/71A patent/IT950514B/it active
- 1971-11-17 NO NO4243/71A patent/NO133088C/no unknown
- 1971-11-17 BE BE775476A patent/BE775476A/xx unknown
- 1971-11-18 JP JP9270871A patent/JPS577172B1/ja active Pending
-
1977
- 1977-11-09 JP JP13453277A patent/JPS5411299A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IT950514B (it) | 1973-06-20 |
| DK133125C (da) | 1976-08-30 |
| NL7115391A (enExample) | 1972-05-23 |
| JPS5411299A (en) | 1979-01-27 |
| NL170916C (nl) | 1983-01-17 |
| IL38123A (en) | 1975-03-13 |
| JPS577172B1 (enExample) | 1982-02-09 |
| IL38123A0 (en) | 1972-01-27 |
| NO133088B (enExample) | 1975-12-01 |
| AT315709B (de) | 1974-06-10 |
| DE2156375A1 (de) | 1972-05-31 |
| IE36798L (en) | 1972-05-18 |
| NL170916B (nl) | 1982-08-16 |
| SE400457B (sv) | 1978-04-03 |
| AU3563971A (en) | 1973-05-17 |
| DE2156375B2 (de) | 1980-05-29 |
| DE2156375C3 (de) | 1981-02-19 |
| FR2114696A5 (en) | 1972-06-30 |
| BE775476A (fr) | 1972-05-17 |
| CH546543A (de) | 1974-03-15 |
| NO133088C (enExample) | 1976-03-10 |
| DK133125B (da) | 1976-03-29 |
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