DE102020119388B4 - Plissiertes filtermaterial für rauchartikel - Google Patents
Plissiertes filtermaterial für rauchartikel Download PDFInfo
- Publication number
- DE102020119388B4 DE102020119388B4 DE102020119388.2A DE102020119388A DE102020119388B4 DE 102020119388 B4 DE102020119388 B4 DE 102020119388B4 DE 102020119388 A DE102020119388 A DE 102020119388A DE 102020119388 B4 DE102020119388 B4 DE 102020119388B4
- Authority
- DE
- Germany
- Prior art keywords
- fibers
- filter material
- fibrous web
- segment
- hydroentangled nonwoven
- 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.)
- Active
Links
- 239000000463 material Substances 0.000 title claims abstract description 124
- 230000000391 smoking effect Effects 0.000 title claims abstract description 51
- 239000000835 fiber Substances 0.000 claims abstract description 85
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 60
- 238000004519 manufacturing process Methods 0.000 claims abstract description 25
- 239000000203 mixture Substances 0.000 claims abstract description 21
- 239000004627 regenerated cellulose Substances 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 55
- 238000000034 method Methods 0.000 claims description 46
- 229920003043 Cellulose fiber Polymers 0.000 claims description 24
- 238000001035 drying Methods 0.000 claims description 16
- 239000000443 aerosol Substances 0.000 claims description 15
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims description 11
- 229920000433 Lyocell Polymers 0.000 claims description 8
- 239000000725 suspension Substances 0.000 claims description 8
- 229920002678 cellulose Polymers 0.000 claims description 7
- 239000001913 cellulose Substances 0.000 claims description 7
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 6
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 101100377706 Escherichia phage T5 A2.2 gene Proteins 0.000 claims description 5
- 238000007605 air drying Methods 0.000 claims description 5
- 239000007900 aqueous suspension Substances 0.000 claims description 5
- 229920002301 cellulose acetate Polymers 0.000 claims description 5
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 4
- 235000019504 cigarettes Nutrition 0.000 claims description 4
- 230000005855 radiation Effects 0.000 claims description 4
- URAYPUMNDPQOKB-UHFFFAOYSA-N triacetin Chemical compound CC(=O)OCC(OC(C)=O)COC(C)=O URAYPUMNDPQOKB-UHFFFAOYSA-N 0.000 claims description 4
- 229920001131 Pulp (paper) Polymers 0.000 claims description 3
- 239000002775 capsule Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 244000198134 Agave sisalana Species 0.000 claims description 2
- 240000008564 Boehmeria nivea Species 0.000 claims description 2
- 244000025254 Cannabis sativa Species 0.000 claims description 2
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 claims description 2
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 claims description 2
- 244000146553 Ceiba pentandra Species 0.000 claims description 2
- 235000003301 Ceiba pentandra Nutrition 0.000 claims description 2
- 244000060011 Cocos nucifera Species 0.000 claims description 2
- 235000013162 Cocos nucifera Nutrition 0.000 claims description 2
- 240000000491 Corchorus aestuans Species 0.000 claims description 2
- 235000011777 Corchorus aestuans Nutrition 0.000 claims description 2
- 235000010862 Corchorus capsularis Nutrition 0.000 claims description 2
- 229920000742 Cotton Polymers 0.000 claims description 2
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 claims description 2
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 claims description 2
- 244000299507 Gossypium hirsutum Species 0.000 claims description 2
- 240000000797 Hibiscus cannabinus Species 0.000 claims description 2
- 240000006240 Linum usitatissimum Species 0.000 claims description 2
- 235000004431 Linum usitatissimum Nutrition 0.000 claims description 2
- 241001148717 Lygeum spartum Species 0.000 claims description 2
- 240000000907 Musa textilis Species 0.000 claims description 2
- 241000218657 Picea Species 0.000 claims description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims description 2
- 241000018646 Pinus brutia Species 0.000 claims description 2
- 235000011613 Pinus brutia Nutrition 0.000 claims description 2
- 239000002202 Polyethylene glycol Substances 0.000 claims description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 2
- 229920000297 Rayon Polymers 0.000 claims description 2
- DOOTYTYQINUNNV-UHFFFAOYSA-N Triethyl citrate Chemical compound CCOC(=O)CC(O)(C(=O)OCC)CC(=O)OCC DOOTYTYQINUNNV-UHFFFAOYSA-N 0.000 claims description 2
- 235000009120 camo Nutrition 0.000 claims description 2
- 235000005607 chanvre indien Nutrition 0.000 claims description 2
- 239000011888 foil Substances 0.000 claims description 2
- 239000001087 glyceryl triacetate Substances 0.000 claims description 2
- 235000013773 glyceryl triacetate Nutrition 0.000 claims description 2
- 239000011487 hemp Substances 0.000 claims description 2
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims description 2
- 229920001223 polyethylene glycol Polymers 0.000 claims description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 2
- 239000000600 sorbitol Substances 0.000 claims description 2
- 239000007921 spray Substances 0.000 claims description 2
- 229960002622 triacetin Drugs 0.000 claims description 2
- 239000001069 triethyl citrate Substances 0.000 claims description 2
- VMYFZRTXGLUXMZ-UHFFFAOYSA-N triethyl citrate Natural products CCOC(=O)C(O)(C(=O)OCC)C(=O)OCC VMYFZRTXGLUXMZ-UHFFFAOYSA-N 0.000 claims description 2
- 235000013769 triethyl citrate Nutrition 0.000 claims description 2
- 244000061176 Nicotiana tabacum Species 0.000 claims 1
- 241000208125 Nicotiana Species 0.000 description 10
- 238000001914 filtration Methods 0.000 description 6
- 239000003463 adsorbent Substances 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- YAXXOCZAXKLLCV-UHFFFAOYSA-N 3-dodecyloxolane-2,5-dione Chemical class CCCCCCCCCCCCC1CC(=O)OC1=O YAXXOCZAXKLLCV-UHFFFAOYSA-N 0.000 description 2
- 206010013786 Dry skin Diseases 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000002657 fibrous material Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 229920000747 poly(lactic acid) Polymers 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
- 241000218631 Coniferophyta Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 229920000881 Modified starch Polymers 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 229920000615 alginic acid Polymers 0.000 description 1
- 235000010443 alginic acid Nutrition 0.000 description 1
- -1 alkyl ketene dimers Chemical class 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 235000019426 modified starch Nutrition 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
Images
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
- A24D3/04—Tobacco smoke filters characterised by their shape or structure
-
- 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
- A24D1/045—Cigars; Cigarettes with mouthpieces or filter-tips with smoke filter means
-
- 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
- A24D3/02—Manufacture of tobacco smoke filters
- A24D3/0204—Preliminary operations before the filter rod forming process, e.g. crimping, blooming
-
- 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
-
- 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
-
- 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
- A24D3/17—Filters specially adapted for simulated smoking devices
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/04—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres having existing or potential cohesive properties, e.g. natural fibres, prestretched or fibrillated artificial fibres
- D04H1/26—Wood pulp
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/425—Cellulose series
- D04H1/4258—Regenerated cellulose series
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
- D04H1/492—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres by fluid jet
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2505/00—Industrial
- D10B2505/04—Filters
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Textile Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Nonwoven Fabrics (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102020119388.2A DE102020119388B4 (de) | 2020-07-22 | 2020-07-22 | Plissiertes filtermaterial für rauchartikel |
| PCT/EP2021/070473 WO2022018180A1 (de) | 2020-07-22 | 2021-07-22 | Plissiertes filtermaterial für rauchartikel |
| KR1020237001831A KR20230043104A (ko) | 2020-07-22 | 2021-07-22 | 흡연 제품을 위한 주름 형성된 필터 재료 |
| CN202180060611.3A CN116133538A (zh) | 2020-07-22 | 2021-07-22 | 用于吸烟制品的褶皱的过滤材料 |
| US18/005,540 US20230284678A1 (en) | 2020-07-22 | 2021-07-22 | Pleated Filter Material for Smoking Articles |
| BR112023000478A BR112023000478A2 (pt) | 2020-07-22 | 2021-07-22 | Material filtrante plissado para artigos de fumo |
| EP21748622.4A EP4064884A1 (de) | 2020-07-22 | 2021-07-22 | Plissiertes filtermaterial für rauchartikel |
| JP2023502820A JP2023534469A (ja) | 2020-07-22 | 2021-07-22 | 喫煙物品用のプリーツ加工されたフィルタ材料 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102020119388.2A DE102020119388B4 (de) | 2020-07-22 | 2020-07-22 | Plissiertes filtermaterial für rauchartikel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE102020119388A1 DE102020119388A1 (de) | 2022-01-27 |
| DE102020119388B4 true DE102020119388B4 (de) | 2023-08-17 |
Family
ID=77126847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE102020119388.2A Active DE102020119388B4 (de) | 2020-07-22 | 2020-07-22 | Plissiertes filtermaterial für rauchartikel |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20230284678A1 (zh) |
| EP (1) | EP4064884A1 (zh) |
| JP (1) | JP2023534469A (zh) |
| KR (1) | KR20230043104A (zh) |
| CN (1) | CN116133538A (zh) |
| BR (1) | BR112023000478A2 (zh) |
| DE (1) | DE102020119388B4 (zh) |
| WO (1) | WO2022018180A1 (zh) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102021115450A1 (de) * | 2021-06-15 | 2022-12-15 | Delfortgroup Ag | Filtermaterial für rauchartikel mit verbessertem dehnungsverhalten |
| DE102021115456A1 (de) * | 2021-06-15 | 2022-12-15 | Delfortgroup Ag | Filtermaterial für segmente für rauchartikel mit reduzierter kriechneigung |
| KR20230147314A (ko) * | 2022-04-14 | 2023-10-23 | 주식회사 케이티앤지 | 라이오셀 토우를 포함하는 담배 필터 및 이의 제조방법 |
| KR20230149942A (ko) * | 2022-04-21 | 2023-10-30 | 주식회사 케이티앤지 | 기능성 향상 바인더가 적용된 필터 및 이를 포함하는 흡연 물품 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005017478A1 (de) | 2005-04-15 | 2006-10-19 | Reemtsma Cigarettenfabriken Gmbh | Tabakrauchfilter |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2314679A1 (fr) * | 1975-06-19 | 1977-01-14 | Job Ets Bardou Job Pauilhac | Procede et dispositif pour la realisation d'un nouveau type de structure filtrante pour filtres a cigarettes, filtres obtenus et cigarettes equipees de ce filtre |
| US4488563A (en) * | 1982-04-29 | 1984-12-18 | Mitsubishi Acetate Co., Ltd. | Filter plug |
| US5053066A (en) * | 1990-05-04 | 1991-10-01 | Hassenboehler Charles B | Nonwoven filter and method of manufacture |
| ES2922732T3 (es) * | 2013-06-26 | 2022-09-19 | Mauduit Papeteries | Elemento filtrante que comprende una banda base y un método para fabricar un papel que tiene propiedades filtrantes y formar dicha banda base |
-
2020
- 2020-07-22 DE DE102020119388.2A patent/DE102020119388B4/de active Active
-
2021
- 2021-07-22 CN CN202180060611.3A patent/CN116133538A/zh active Pending
- 2021-07-22 US US18/005,540 patent/US20230284678A1/en active Pending
- 2021-07-22 KR KR1020237001831A patent/KR20230043104A/ko unknown
- 2021-07-22 EP EP21748622.4A patent/EP4064884A1/de active Pending
- 2021-07-22 JP JP2023502820A patent/JP2023534469A/ja active Pending
- 2021-07-22 WO PCT/EP2021/070473 patent/WO2022018180A1/de unknown
- 2021-07-22 BR BR112023000478A patent/BR112023000478A2/pt unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005017478A1 (de) | 2005-04-15 | 2006-10-19 | Reemtsma Cigarettenfabriken Gmbh | Tabakrauchfilter |
Non-Patent Citations (2)
| Title |
|---|
| Norm DIN ISO 6565 2017-12-00. Tabak und Tabakerzeugnisse - Zugwiderstand von Zigaretten und Druckabfall in Filterstäben - Normbedingungen und Messung (ISO 6565:2015). URL: http://perinorm/Perinorm-Volltexte/Updates/CD21_Updates_und_Zusatz_ab_2017-01/2750801/2750801.pdf? [abgerufen am 2019-03-11] |
| Norm NWSP 120.6.R0 (15) 2015. Nonwoven thickness |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20230043104A (ko) | 2023-03-30 |
| US20230284678A1 (en) | 2023-09-14 |
| WO2022018180A1 (de) | 2022-01-27 |
| JP2023534469A (ja) | 2023-08-09 |
| DE102020119388A1 (de) | 2022-01-27 |
| EP4064884A1 (de) | 2022-10-05 |
| BR112023000478A2 (pt) | 2023-01-31 |
| CN116133538A (zh) | 2023-05-16 |
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