CA2239494C - Cigarette filter containing microcapsules - Google Patents
Cigarette filter containing microcapsules Download PDFInfo
- Publication number
- CA2239494C CA2239494C CA002239494A CA2239494A CA2239494C CA 2239494 C CA2239494 C CA 2239494C CA 002239494 A CA002239494 A CA 002239494A CA 2239494 A CA2239494 A CA 2239494A CA 2239494 C CA2239494 C CA 2239494C
- Authority
- CA
- Canada
- Prior art keywords
- filter
- microcapsules
- tobacco smoke
- present
- chlorophyllin
- 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.)
- Expired - Fee Related
Links
- 239000003094 microcapsule Substances 0.000 title claims abstract description 48
- 235000019504 cigarettes Nutrition 0.000 title description 15
- 241000208125 Nicotiana Species 0.000 claims abstract description 46
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims abstract description 46
- 239000000779 smoke Substances 0.000 claims abstract description 42
- 239000003906 humectant Substances 0.000 claims abstract description 23
- 229940045635 sodium pyroglutamate Drugs 0.000 claims abstract description 23
- CRPCXAMJWCDHFM-DFWYDOINSA-M sodium;(2s)-5-oxopyrrolidine-2-carboxylate Chemical compound [Na+].[O-]C(=O)[C@@H]1CCC(=O)N1 CRPCXAMJWCDHFM-DFWYDOINSA-M 0.000 claims abstract description 23
- 235000019805 chlorophyllin Nutrition 0.000 claims abstract description 16
- 229940099898 chlorophyllin Drugs 0.000 claims abstract description 16
- 229920000609 methyl cellulose Polymers 0.000 claims abstract description 15
- 239000001923 methylcellulose Substances 0.000 claims abstract description 15
- 235000015112 vegetable and seed oil Nutrition 0.000 claims abstract description 14
- 239000008158 vegetable oil Substances 0.000 claims abstract description 14
- 239000000758 substrate Substances 0.000 claims abstract description 13
- 238000001914 filtration Methods 0.000 abstract description 7
- 150000001875 compounds Chemical class 0.000 description 16
- 229920002301 cellulose acetate Polymers 0.000 description 10
- 231100000331 toxic Toxicity 0.000 description 9
- 230000002588 toxic effect Effects 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 231100000219 mutagenic Toxicity 0.000 description 8
- 230000003505 mutagenic effect Effects 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- -1 sorbitan fatty acid ester Chemical class 0.000 description 7
- 239000004094 surface-active agent Substances 0.000 description 7
- RBTKNAXYKSUFRK-UHFFFAOYSA-N heliogen blue Chemical compound [Cu].[N-]1C2=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=NC([N-]1)=C(C=CC=C3)C3=C1N=C([N-]1)C3=CC=CC=C3C1=N2 RBTKNAXYKSUFRK-UHFFFAOYSA-N 0.000 description 6
- 235000014113 dietary fatty acids Nutrition 0.000 description 5
- 239000000194 fatty acid Substances 0.000 description 5
- 229930195729 fatty acid Natural products 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- 235000019198 oils Nutrition 0.000 description 5
- 238000002835 absorbance Methods 0.000 description 4
- 235000019506 cigar Nutrition 0.000 description 4
- 229920000515 polycarbonate Polymers 0.000 description 4
- 239000004417 polycarbonate Substances 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 230000000711 cancerogenic effect Effects 0.000 description 3
- 150000002148 esters Chemical class 0.000 description 3
- 150000004665 fatty acids Chemical class 0.000 description 3
- 239000000796 flavoring agent Substances 0.000 description 3
- 235000019634 flavors Nutrition 0.000 description 3
- 230000000937 inactivator Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 231100000252 nontoxic Toxicity 0.000 description 3
- 230000003000 nontoxic effect Effects 0.000 description 3
- 230000000717 retained effect Effects 0.000 description 3
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229920003171 Poly (ethylene oxide) Chemical class 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 231100000315 carcinogenic Toxicity 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- RWSXRVCMGQZWBV-WDSKDSINSA-N glutathione Chemical compound OC(=O)[C@@H](N)CCC(=O)N[C@@H](CS)C(=O)NCC(O)=O RWSXRVCMGQZWBV-WDSKDSINSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 description 2
- 235000019422 polyvinyl alcohol Nutrition 0.000 description 2
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 2
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 2
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004584 weight gain Effects 0.000 description 2
- 235000019786 weight gain Nutrition 0.000 description 2
- SNICXCGAKADSCV-JTQLQIEISA-N (-)-Nicotine Chemical compound CN1CCC[C@H]1C1=CC=CN=C1 SNICXCGAKADSCV-JTQLQIEISA-N 0.000 description 1
- TUSDEZXZIZRFGC-UHFFFAOYSA-N 1-O-galloyl-3,6-(R)-HHDP-beta-D-glucose Natural products OC1C(O2)COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC1C(O)C2OC(=O)C1=CC(O)=C(O)C(O)=C1 TUSDEZXZIZRFGC-UHFFFAOYSA-N 0.000 description 1
- ODHCTXKNWHHXJC-VKHMYHEASA-N 5-oxo-L-proline Chemical compound OC(=O)[C@@H]1CCC(=O)N1 ODHCTXKNWHHXJC-VKHMYHEASA-N 0.000 description 1
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- 241000518994 Conta Species 0.000 description 1
- 229920002261 Corn starch Polymers 0.000 description 1
- 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 description 1
- 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 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000001263 FEMA 3042 Substances 0.000 description 1
- 108010024636 Glutathione Proteins 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- XUJNEKJLAYXESH-REOHCLBHSA-N L-Cysteine Chemical compound SC[C@H](N)C(O)=O XUJNEKJLAYXESH-REOHCLBHSA-N 0.000 description 1
- PWKSKIMOESPYIA-BYPYZUCNSA-N L-N-acetyl-Cysteine Chemical compound CC(=O)N[C@@H](CS)C(O)=O PWKSKIMOESPYIA-BYPYZUCNSA-N 0.000 description 1
- JVTAAEKCZFNVCJ-UHFFFAOYSA-M Lactate Chemical compound CC(O)C([O-])=O JVTAAEKCZFNVCJ-UHFFFAOYSA-M 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- LRBQNJMCXXYXIU-PPKXGCFTSA-N Penta-digallate-beta-D-glucose Natural products OC1=C(O)C(O)=CC(C(=O)OC=2C(=C(O)C=C(C=2)C(=O)OC[C@@H]2[C@H]([C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)O2)OC(=O)C=2C=C(OC(=O)C=3C=C(O)C(O)=C(O)C=3)C(O)=C(O)C=2)O)=C1 LRBQNJMCXXYXIU-PPKXGCFTSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- HLCFGWHYROZGBI-JJKGCWMISA-M Potassium gluconate Chemical compound [K+].OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O HLCFGWHYROZGBI-JJKGCWMISA-M 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 229920000297 Rayon Polymers 0.000 description 1
- 235000019485 Safflower oil Nutrition 0.000 description 1
- 235000019486 Sunflower oil Nutrition 0.000 description 1
- 229960004308 acetylcysteine Drugs 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 125000005365 aminothiol group Chemical group 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 235000006708 antioxidants Nutrition 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 229940072107 ascorbate Drugs 0.000 description 1
- 235000010323 ascorbic acid Nutrition 0.000 description 1
- 239000011668 ascorbic acid Substances 0.000 description 1
- 229920001400 block copolymer Polymers 0.000 description 1
- 239000001110 calcium chloride Substances 0.000 description 1
- 229910001628 calcium chloride Inorganic materials 0.000 description 1
- 235000011148 calcium chloride Nutrition 0.000 description 1
- FNAQSUUGMSOBHW-UHFFFAOYSA-H calcium citrate Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O.[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O FNAQSUUGMSOBHW-UHFFFAOYSA-H 0.000 description 1
- 239000001354 calcium citrate Substances 0.000 description 1
- 229960004256 calcium citrate Drugs 0.000 description 1
- 239000004227 calcium gluconate Substances 0.000 description 1
- 229960004494 calcium gluconate Drugs 0.000 description 1
- 235000013927 calcium gluconate Nutrition 0.000 description 1
- NEEHYRZPVYRGPP-UHFFFAOYSA-L calcium;2,3,4,5,6-pentahydroxyhexanoate Chemical compound [Ca+2].OCC(O)C(O)C(O)C(O)C([O-])=O.OCC(O)C(O)C(O)C(O)C([O-])=O NEEHYRZPVYRGPP-UHFFFAOYSA-L 0.000 description 1
- 150000001733 carboxylic acid esters Chemical class 0.000 description 1
- 231100000357 carcinogen Toxicity 0.000 description 1
- 239000003183 carcinogenic agent Substances 0.000 description 1
- 239000004359 castor oil Substances 0.000 description 1
- 235000019438 castor oil Nutrition 0.000 description 1
- 229930002875 chlorophyll Natural products 0.000 description 1
- 235000019804 chlorophyll Nutrition 0.000 description 1
- ATNHDLDRLWWWCB-AENOIHSZSA-M chlorophyll a Chemical compound C1([C@@H](C(=O)OC)C(=O)C2=C3C)=C2N2C3=CC(C(CC)=C3C)=[N+]4C3=CC3=C(C=C)C(C)=C5N3[Mg-2]42[N+]2=C1[C@@H](CCC(=O)OC\C=C(/C)CCC[C@H](C)CCC[C@H](C)CCCC(C)C)[C@H](C)C2=C5 ATNHDLDRLWWWCB-AENOIHSZSA-M 0.000 description 1
- ZNEWHQLOPFWXOF-UHFFFAOYSA-N coenzyme M Chemical compound OS(=O)(=O)CCS ZNEWHQLOPFWXOF-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 235000005687 corn oil Nutrition 0.000 description 1
- 239000002285 corn oil Substances 0.000 description 1
- 239000008120 corn starch Substances 0.000 description 1
- 239000002385 cottonseed oil Substances 0.000 description 1
- 235000012343 cottonseed oil Nutrition 0.000 description 1
- XUJNEKJLAYXESH-UHFFFAOYSA-N cysteine Natural products SCC(N)C(O)=O XUJNEKJLAYXESH-UHFFFAOYSA-N 0.000 description 1
- 235000018417 cysteine Nutrition 0.000 description 1
- 229960002433 cysteine Drugs 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- PXEDJBXQKAGXNJ-QTNFYWBSSA-L disodium L-glutamate Chemical compound [Na+].[Na+].[O-]C(=O)[C@@H](N)CCC([O-])=O PXEDJBXQKAGXNJ-QTNFYWBSSA-L 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 229960003180 glutathione Drugs 0.000 description 1
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 description 1
- 150000002314 glycerols Chemical class 0.000 description 1
- 150000002334 glycols Chemical class 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 230000002779 inactivation Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 239000003446 ligand Substances 0.000 description 1
- 229960004635 mesna Drugs 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 235000013923 monosodium glutamate Nutrition 0.000 description 1
- 229960002715 nicotine Drugs 0.000 description 1
- SNICXCGAKADSCV-UHFFFAOYSA-N nicotine Natural products CN1CCCC1C1=CC=CN=C1 SNICXCGAKADSCV-UHFFFAOYSA-N 0.000 description 1
- XKLJHFLUAHKGGU-UHFFFAOYSA-N nitrous amide Chemical compound ON=N XKLJHFLUAHKGGU-UHFFFAOYSA-N 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 229920000233 poly(alkylene oxides) Polymers 0.000 description 1
- 125000005575 polycyclic aromatic hydrocarbon group Chemical group 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000001508 potassium citrate Substances 0.000 description 1
- 229960002635 potassium citrate Drugs 0.000 description 1
- QEEAPRPFLLJWCF-UHFFFAOYSA-K potassium citrate (anhydrous) Chemical compound [K+].[K+].[K+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O QEEAPRPFLLJWCF-UHFFFAOYSA-K 0.000 description 1
- 235000011082 potassium citrates Nutrition 0.000 description 1
- 239000004224 potassium gluconate Substances 0.000 description 1
- 229960003189 potassium gluconate Drugs 0.000 description 1
- 235000013926 potassium gluconate Nutrition 0.000 description 1
- 229910000160 potassium phosphate Inorganic materials 0.000 description 1
- 235000011009 potassium phosphates Nutrition 0.000 description 1
- LJCNRYVRMXRIQR-OLXYHTOASA-L potassium sodium L-tartrate Chemical compound [Na+].[K+].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O LJCNRYVRMXRIQR-OLXYHTOASA-L 0.000 description 1
- 230000003389 potentiating effect Effects 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 229940043131 pyroglutamate Drugs 0.000 description 1
- 239000002516 radical scavenger Substances 0.000 description 1
- 239000010499 rapseed oil Substances 0.000 description 1
- 239000002964 rayon Substances 0.000 description 1
- 239000003813 safflower oil Substances 0.000 description 1
- 235000005713 safflower oil Nutrition 0.000 description 1
- 239000008159 sesame oil Substances 0.000 description 1
- 235000011803 sesame oil Nutrition 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- HELHAJAZNSDZJO-OLXYHTOASA-L sodium L-tartrate Chemical compound [Na+].[Na+].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O HELHAJAZNSDZJO-OLXYHTOASA-L 0.000 description 1
- FQENQNTWSFEDLI-UHFFFAOYSA-J sodium diphosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])([O-])=O FQENQNTWSFEDLI-UHFFFAOYSA-J 0.000 description 1
- 229940073490 sodium glutamate Drugs 0.000 description 1
- 235000019830 sodium polyphosphate Nutrition 0.000 description 1
- 239000001476 sodium potassium tartrate Substances 0.000 description 1
- 235000011006 sodium potassium tartrate Nutrition 0.000 description 1
- 229940048086 sodium pyrophosphate Drugs 0.000 description 1
- 239000001433 sodium tartrate Substances 0.000 description 1
- 229960002167 sodium tartrate Drugs 0.000 description 1
- 235000011004 sodium tartrates Nutrition 0.000 description 1
- CRPCXAMJWCDHFM-UHFFFAOYSA-M sodium;5-oxopyrrolidine-2-carboxylate Chemical compound [Na+].[O-]C(=O)C1CCC(=O)N1 CRPCXAMJWCDHFM-UHFFFAOYSA-M 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 239000003549 soybean oil Substances 0.000 description 1
- 235000012424 soybean oil Nutrition 0.000 description 1
- 238000001694 spray drying Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000002600 sunflower oil Substances 0.000 description 1
- LRBQNJMCXXYXIU-NRMVVENXSA-N tannic acid Chemical compound OC1=C(O)C(O)=CC(C(=O)OC=2C(=C(O)C=C(C=2)C(=O)OC[C@@H]2[C@H]([C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)O2)OC(=O)C=2C=C(OC(=O)C=3C=C(O)C(O)=C(O)C=3)C(O)=C(O)C=2)O)=C1 LRBQNJMCXXYXIU-NRMVVENXSA-N 0.000 description 1
- 235000015523 tannic acid Nutrition 0.000 description 1
- 229940033123 tannic acid Drugs 0.000 description 1
- 229920002258 tannic acid Polymers 0.000 description 1
- 235000019818 tetrasodium diphosphate Nutrition 0.000 description 1
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 description 1
- 235000013337 tricalcium citrate Nutrition 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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
- A24D3/061—Use of materials for tobacco smoke filters containing additives entrapped within capsules, sponge-like material or the like, for further release upon smoking
-
- 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
- A24D3/14—Use of materials for tobacco smoke filters of organic materials as additive
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Priority Applications (14)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DK95943867T DK0868126T3 (da) | 1995-12-19 | 1995-12-19 | Cigaretfilter indeholdende mikrokapsler |
| EP95943867A EP0868126B1 (en) | 1995-12-19 | 1995-12-19 | Cigarette filter containing microcapsules |
| AT95943867T ATE206880T1 (de) | 1995-12-19 | 1995-12-19 | Mikrokapseln enthaltender zigarettenfilter |
| PCT/US1995/016486 WO1997022268A1 (en) | 1995-12-19 | 1995-12-19 | Cigarette filter containing microcapsules |
| JP52273297A JP3204511B2 (ja) | 1995-12-19 | 1995-12-19 | マイクロカプセルを含む紙巻きタバコフィルター |
| SI9530555T SI0868126T1 (en) | 1995-12-19 | 1995-12-19 | Cigarette filter containing microcapsules |
| ES95943867T ES2165928T3 (es) | 1995-12-19 | 1995-12-19 | Filtro de cigarrillo que contiene microcapsulas. |
| AU45231/96A AU697996B2 (en) | 1995-12-19 | 1995-12-19 | Cigarette filter containing microcapsules |
| PT95943867T PT868126E (pt) | 1995-12-19 | 1995-12-19 | Filtro para cigarro contendo microcapsulas |
| CA002239494A CA2239494C (en) | 1995-12-19 | 1995-12-19 | Cigarette filter containing microcapsules |
| CN 95198004 CN1106810C (zh) | 1995-12-19 | 1995-12-19 | 含有微囊的香烟过滤器 |
| BR9510674-0A BR9510674A (pt) | 1995-12-19 | 1995-12-19 | Filtro de cigarro contendo microcápsulas. |
| DE69523345T DE69523345T2 (de) | 1995-12-19 | 1995-12-19 | Mikrokapseln enthaltender zigarettenfilter |
| AU12172/99A AU707775B2 (en) | 1995-12-19 | 1999-01-21 | Cigarette filter containing microcapsules |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US1995/016486 WO1997022268A1 (en) | 1995-12-19 | 1995-12-19 | Cigarette filter containing microcapsules |
| CN 95198004 CN1106810C (zh) | 1995-12-19 | 1995-12-19 | 含有微囊的香烟过滤器 |
| CA002239494A CA2239494C (en) | 1995-12-19 | 1995-12-19 | Cigarette filter containing microcapsules |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2239494A1 CA2239494A1 (en) | 1997-06-26 |
| CA2239494C true CA2239494C (en) | 2000-08-22 |
Family
ID=38562840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002239494A Expired - Fee Related CA2239494C (en) | 1995-12-19 | 1995-12-19 | Cigarette filter containing microcapsules |
Country Status (13)
| Country | Link |
|---|---|
| EP (1) | EP0868126B1 (ja) |
| JP (1) | JP3204511B2 (ja) |
| CN (1) | CN1106810C (ja) |
| AT (1) | ATE206880T1 (ja) |
| AU (2) | AU697996B2 (ja) |
| BR (1) | BR9510674A (ja) |
| CA (1) | CA2239494C (ja) |
| DE (1) | DE69523345T2 (ja) |
| DK (1) | DK0868126T3 (ja) |
| ES (1) | ES2165928T3 (ja) |
| PT (1) | PT868126E (ja) |
| SI (1) | SI0868126T1 (ja) |
| WO (1) | WO1997022268A1 (ja) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5746231A (en) * | 1993-01-11 | 1998-05-05 | Craig Lesser | Tobacco smoke filter for removing toxic compounds |
| PT1317192E (pt) | 2000-09-12 | 2007-02-28 | Filligent Ltd | Filtro de fumo de tabaco |
| CN1103197C (zh) * | 2000-10-16 | 2003-03-19 | 北京倍和德营养制品科技发展有限公司 | 一种有效清除卷烟烟气中自由基的卷烟滤嘴及其制造方法 |
| JP3910175B2 (ja) * | 2001-10-30 | 2007-04-25 | 日本たばこ産業株式会社 | シガレット用フィルターおよびフィルター付きシガレット |
| CN100496313C (zh) * | 2002-09-19 | 2009-06-10 | 日本烟草产业株式会社 | 香烟过滤嘴 |
| DK1541044T3 (da) | 2002-09-19 | 2012-05-14 | Japan Tobacco Inc | Cigaretfilter |
| ES2273220T3 (es) * | 2003-02-18 | 2007-05-01 | Filligent Limited | Filtro que contiene una ftalocianina metalica y un polimero policationico. |
| GR1004550B (el) * | 2003-05-30 | 2004-05-11 | Γεωργιος Δεληκωνσταντινος | Εξουδετερωση τοξικων συστατικων του καπνου του τσιγαρου με βιολογικο φιλτρο που περιεχει καρβοξυ-μεταλλοπορφυρινικους εστερες βιοφλαβονογλυκοσιδιιων και σακχαρων. |
| FI120526B (fi) * | 2007-05-16 | 2009-11-30 | Biohit Oyj | Filtteri tupakkatuotteeseen |
| CN102132953B (zh) * | 2010-12-29 | 2013-04-03 | 华宝食用香精香料（上海）有限公司 | 丹参提取物微胶囊的制备方法及其产品的用途 |
| CN102783708A (zh) * | 2012-08-16 | 2012-11-21 | 上海烟草集团有限责任公司 | 一种植物油类烟草保润剂及其制备方法 |
| CN105361242A (zh) * | 2015-11-02 | 2016-03-02 | 江南大学 | 一种基于液体弹珠的多功能型香烟爆珠及其制备方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3279476A (en) * | 1964-04-16 | 1966-10-18 | Beatrice Foods Co | Cigarette filter |
| DE2140346A1 (de) * | 1971-08-19 | 1973-02-22 | Eiichiro Nakatsuka | Tabakrauchfilter |
| JPS5739767A (en) * | 1980-08-23 | 1982-03-05 | Advance Kk | Tobacco filter |
| JPS57138375A (en) * | 1981-02-18 | 1982-08-26 | Kowa Co | Tobacco filter |
| GB2179557B (en) * | 1985-08-30 | 1988-01-20 | Roy E Martin | Smoke filter |
| US5249588A (en) * | 1989-03-31 | 1993-10-05 | British-American Tobacco Company Limited | Smoking articles |
| CN1066767A (zh) * | 1991-05-23 | 1992-12-09 | 高春平 | 烟草制品烟气中致癌物滤除材料 |
| ES2074962B1 (es) * | 1993-12-23 | 1996-05-16 | Lopez Acedo Fernandez Shaw Cec | Filtro liquido para retencion de sustancias toxicas en el tabaco, procedimiento para su preparacion y aplicaciones. |
-
1995
- 1995-12-19 EP EP95943867A patent/EP0868126B1/en not_active Expired - Lifetime
- 1995-12-19 ES ES95943867T patent/ES2165928T3/es not_active Expired - Lifetime
- 1995-12-19 DE DE69523345T patent/DE69523345T2/de not_active Expired - Fee Related
- 1995-12-19 CA CA002239494A patent/CA2239494C/en not_active Expired - Fee Related
- 1995-12-19 JP JP52273297A patent/JP3204511B2/ja not_active Expired - Fee Related
- 1995-12-19 WO PCT/US1995/016486 patent/WO1997022268A1/en active IP Right Grant
- 1995-12-19 PT PT95943867T patent/PT868126E/pt unknown
- 1995-12-19 BR BR9510674-0A patent/BR9510674A/pt not_active Application Discontinuation
- 1995-12-19 DK DK95943867T patent/DK0868126T3/da active
- 1995-12-19 SI SI9530555T patent/SI0868126T1/xx unknown
- 1995-12-19 AT AT95943867T patent/ATE206880T1/de not_active IP Right Cessation
- 1995-12-19 AU AU45231/96A patent/AU697996B2/en not_active Ceased
- 1995-12-19 CN CN 95198004 patent/CN1106810C/zh not_active Expired - Fee Related
-
1999
- 1999-01-21 AU AU12172/99A patent/AU707775B2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| DE69523345T2 (de) | 2002-09-05 |
| AU4523196A (en) | 1997-07-14 |
| AU697996B2 (en) | 1998-10-22 |
| DE69523345D1 (de) | 2001-11-22 |
| CN1204948A (zh) | 1999-01-13 |
| CA2239494A1 (en) | 1997-06-26 |
| SI0868126T1 (en) | 2002-10-31 |
| CN1106810C (zh) | 2003-04-30 |
| WO1997022268A1 (en) | 1997-06-26 |
| EP0868126A1 (en) | 1998-10-07 |
| ATE206880T1 (de) | 2001-11-15 |
| AU1217299A (en) | 1999-03-25 |
| AU707775B2 (en) | 1999-07-22 |
| PT868126E (pt) | 2002-04-29 |
| BR9510674A (pt) | 1999-11-30 |
| JP3204511B2 (ja) | 2001-09-04 |
| ES2165928T3 (es) | 2002-04-01 |
| DK0868126T3 (da) | 2002-01-28 |
| EP0868126B1 (en) | 2001-10-17 |
| JPH11500926A (ja) | 1999-01-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |