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EP1354522B1 - Filtre de cigarette et procédé pour sa fabrication - Google Patents

Filtre de cigarette et procédé pour sa fabrication Download PDF

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Publication number
EP1354522B1
EP1354522B1 EP03004594A EP03004594A EP1354522B1 EP 1354522 B1 EP1354522 B1 EP 1354522B1 EP 03004594 A EP03004594 A EP 03004594A EP 03004594 A EP03004594 A EP 03004594A EP 1354522 B1 EP1354522 B1 EP 1354522B1
Authority
EP
European Patent Office
Prior art keywords
filter
fibres
length
multicomponent
fibers
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 - Lifetime
Application number
EP03004594A
Other languages
German (de)
English (en)
Other versions
EP1354522A2 (fr
EP1354522A3 (fr
Inventor
Stephan Wolff
Sönke Horn
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koerber Technologies GmbH
Original Assignee
Hauni Maschinenbau GmbH
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 Hauni Maschinenbau GmbH filed Critical Hauni Maschinenbau GmbH
Publication of EP1354522A2 publication Critical patent/EP1354522A2/fr
Publication of EP1354522A3 publication Critical patent/EP1354522A3/fr
Application granted granted Critical
Publication of EP1354522B1 publication Critical patent/EP1354522B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • A24D3/062—Use of materials for tobacco smoke filters characterised by structural features
    • A24D3/063—Use of materials for tobacco smoke filters characterised by structural features of the fibers
    • A24D3/065—Use of materials for tobacco smoke filters characterised by structural features of the fibers with sheath/core of bi-component type 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
    • 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
    • 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
    • A24D3/16—Use of materials for tobacco smoke filters of inorganic materials
    • A24D3/163—Carbon

Definitions

  • the invention relates to a filter for articles of tobacco industry, in particular for cigarettes, comprising at least two filter components, wherein a filter component is a variety of a multicomponent fiber is.
  • the invention further relates to a Process for producing a corresponding filter for articles of the tobacco processing industry, in particular for cigarettes.
  • From DE 30 28 328 A1 is a method for manufacturing a filter mass, in particular for cigarette filters known.
  • the process is based on a fiber containing mass, which is a homogeneous mixture represents different fibers.
  • This is a synthetic, at relatively low temperature melting and thereby causing adhesion fiber and
  • a more heat-resistant, pollutants Containing tobacco smoke, containing fiber in the mixture, that even before the heat application to a cylindrical Body is shaped, for example, the Dimensions of a cigarette filter has. This is achieved that the suction resistance at increased Filter effect is improved.
  • the procedure looks Here, the use of at least two different Types of fibers, one of which is applied to the Insensitive to heat, but absorbing pollutants in the smoke is.
  • the second fiber melts under the applied one Heat completely, reducing the amount of this fiber originally occupied space in all directions extending network interconnected Pores forming, which are open to the passage of smoke remains.
  • the molten mass forms at the crossing points the absorbent fibers these together connecting droplets.
  • the filters produced in this way have the disadvantage that over the filter produced an inhomogeneous distribution of the draw resistance is caused. Further will be the tobacco smoke, or the components of the Tobacco smoke absorbing fibers through the molten Ingredients partially covered, so that the absorption properties be worsened.
  • the multicomponent fibers can be a stable core and a shell of a thermoplastic polymer, whose Melting point is lower than that of the core.
  • a thermoplastic polymer whose Melting point is lower than that of the core.
  • coat of polyester and the core for example made of polypropylene.
  • GB-A-2 143 867 discloses a cigarette filter of a mixture of bicomponent fibers of polypropylene and polyethylene and polypropylene monocomponent fibers.
  • the fibers are in Essentially oriented along the filter axis.
  • the cover of bicomponent fibers made of polyethylene has a lower one Melting point than the core of polypropylene, so by heating the bicomponent fibers to a temperature between the melting point the shell can be melted and adjacent fibers at their crossing points with each other get connected.
  • From US-A-4 173 504 is a process for the production of tobacco filters Known from fiber bundles that are heat-induced Self-adhesive of parts of composite fibers with lower Melting temperature and fibers of a second material with higher Melting temperature are stabilized. In the process will be Fiber bundles formed from 20 to 100 weight percent composite fibers and 0 to 80% by weight of other fibers.
  • the filter material initially in as Fleece or tow spreaded condition is treated with heat, so that links between the intersections of fibers form. Only then does the filter material become a cylindrical one Filter strand formed, which is cut into filter plug.
  • a filter for articles the tobacco processing industry comprising at least two filter components, which is further developed by a filter component is a variety of a multicomponent fiber, wherein the length of the multiple-component fibers is smaller is the length of the filter.
  • the length is of the multicomponent fibers between 0.5 mm and 30 mm. Further preferably, the length of the multicomponent fibers between 2 mm and 8 mm and in particular between 3 mm and 6 mm.
  • the sheath material has a lower melting point than that Core material can be a very secure composite the fibers are produced in the filter, for this purpose the filter or the mixture of fibers, from the filter is made to a temperature is brought, which is slightly above the melting point of Cover material is, so that a corresponding bonding of filter components is possible.
  • the multicomponent fiber is a bicomponent fiber.
  • the shell can be made of polyethylene (PE) and the core for example, made of polyester (PET) or Polyethylene terephthalate. The melting point of the shell is then at 127 ° C and the melting point of the core at 256 ° C.
  • a corresponding Bicomponent fiber is from Trevira (65926 Frankfurt, Germany) offered.
  • Trevira bears the type designation 255, has a titer of 3.0 dtex, a cut length between 3 and 6 mm, a PES core (synthetic fiber made of polyester) and a coat or a shell Copolyethylene, wherein the jacket or the Cover adhesion is modified, that is with Additives is provided, resulting in a lower surface tension to lead.
  • adhere and / or at least a part of the filter components adhere Points of contact with the multicomponent fibers.
  • touch point includes also the term “crossing point” and "attachment point”.
  • Sticking and / or sticking is then achieved if the filter components and in particular the Multi-component fibers heated to a temperature which are above the melting temperature of the shell lies. In this case, the shell softens accordingly or this melts, so that an adhesive bond or adhesive bond to another Components of the filter arise at points of contact can. After cooling down the corresponding filter components So a very dimensionally stable filter is generated.
  • another Filter component is a very environmentally friendly Filter
  • the other Type of fiber for example, biodegradable or are biologically produced.
  • the coal in this case, in particular preferably intended for cellulose fibers or carbon fibers, wherein the coal can be activated in this case. It can also find other fibers use such as Hemp fibers or cotton fiber or the like. Adsorb and / or absorb these fibers preferably components of tobacco smoke effectively.
  • the Length of the other type of fibers is hereby preferred smaller than the length of the filter and is preferably between 0.1 mm and 30 mm and in particular between 0.2 mm and 10 mm.
  • a powdery or granular material a is more filter component, it is possible very much effectively filter gaseous smoke.
  • the powdery or granular material is preferably activated carbon powder or granules made of activated carbon. It can be, however, too to act on appropriate catalysts, the absorption of constituents of smoke increase respectively a chemical transformation in harmless to the smoker Cause ingredients.
  • a significant advantage The invention resides in that the effective surface of the powder or of the granulate which has a Another filter component is, compared to corresponding made of cellulose acetate filters, the are mixed with, for example, powder, significantly increased is because no adhesive such as triacitin the surface covered.
  • powder or granular Material can also be appropriately flavored which are then within the scope of the invention less amount must be used to make a same Taste effect to achieve.
  • the powder or granular material is preferably an adsorbent material.
  • a preferred embodiment of the invention is the proportion of multicomponent fibers between 2% and 100% and the proportion of other fibers between 0% and 98%.
  • a particularly effectively binding the cigarette smoke Filter is given when the proportion of powdered or granular material between 80% by weight or 100% by weight and preferably 90% by weight.
  • the filter is part of a multiple filter.
  • the term includes Multiple filters also the term multi-segment filter.
  • the Filter according to the invention is thus the entire filter for example, a cigarette or a segment of a Multiple filter.
  • the temperature to which the fiber strand is heated is preferably greater than the melting temperature the sheath or outer sheath of the multicomponent fibers. This is due to a shell
  • polyethylene at over 127 ° C Used bicomponent fibers is a core of polyester preferably, having a melting temperature of 256 ° C. has, so that the fiber strand preferably on a Temperature is heated below 256 ° C.
  • the fiber strand in a temperature range between 127 ° C and heated to 150 ° C.
  • At least another ingredient to the at least one Variety multicomponent fibers is admixed is a very cost effective and also environmentally friendly Filter can be produced.
  • Another ingredient is suitable for example, a cellulose fiber.
  • Appropriate Cellulose fibers can be obtained, for example, from the company Stora Enso Pulp, of Falun, Sweden.
  • Stora Fluff EF One corresponding cellulose fiber type, which is preferred used is called Stora Fluff EF.
  • As another ingredient can also be a powdery or granular Component of an adsorber, absorber, catalyst or flavors find use.
  • a particularly effective and simple process is given when at least for generating the strand a part of the ingredients on a grant is woken up. In this way, a corresponding Filter strand or corresponding filter on special Homogeneous fashion. It will do this referred to the production of tobacco cords, the For example, in DE 36 24 098 C2 is described.
  • a corresponding method can preferably also for Manufacture of filters are used, the Initial components in a loose mixture before the production of the strand are present, then then accordingly as in the tobacco rod production in particular rouget on a suction belt and then processed to become.
  • the content of DE 36 24 098 C2 can insofar for the manufacturing process of filters or Filter strands are applied.
  • the stunned Fibers are present in a length, the is preferably less than the length of the product to be produced Filter.
  • a particularly effective and cost effective Filter can be produced if at least one further ingredient in powder or granules the heating is added to the strand or when Shudder the multicomponent fibers or the Mixture is added.
  • a powder is added from activated carbon, it is possible to one very large surface on the carbon powder particles provide so that effectively less coal particles have to be mixed.
  • an activated carbon granulate filter for one To provide multiple filters, which is relatively expensive is in the making.
  • a more homogeneous Mixture of the powder in the multicomponent fibers or in the mixture of fibers possible as at a granular filter.
  • the draw resistance more constant and better influenced.
  • the strand is molded by means of a garniture is generated, in particular a cylindrical shape It is possible, the desired final dimensions of the to produce filter in a simple manner manufacture.
  • a corresponding format set is described by means of which, however, a cigarette rod is produced.
  • a corresponding, on the physical Characteristics of the filter components adapted Form garniture can be used according to this invention Find.
  • the strand is preferably when molding compacted.
  • a wrapping material is a paper strip, for example, a bobbin is pulled off and on a driven format tape is placed.
  • the format tape transports the Filter strand or the fiber strand and the Paper strips through a corresponding format set, in which the paper strip is folded around the fiber strand becomes so that still an edge protrudes, that of a Glue apparatus is glued in a known manner. After all The glue seam is closed and from a seam plate dried.
  • the warming of the strand happens in or after the Forming in the format set. Preferably happens the heating after cutting the filter strand in Filter n-times use length or filter rods. Finally the filter is cut or cut off. For this filter n-times use length are generated, subsequently for the production of, for example Filter cigarettes continue to be used.
  • n is here a natural number and preferably straight. If, for example the filter then between two Tobacco sticks brought and connected to these n is two, so that the filter has twice the usable length after connecting with the tobacco sticks in the middle is cut to serve as a filter for two cigarettes to serve.
  • a filter made according to a inventive method or a preferred Embodiment of the method provided Preferably, a cigarette is with a tobacco stick and one of the aforementioned inventive Filter or preferred filter provided.
  • FIGs 1a to 1d show in a schematic Cross-sectional view of filter cigarettes.
  • the respective ones Filters 10 in Figures la to 1d are each different built up.
  • the filter 10 is made of bicomponent fibers 12, for example of bicomponent fibers of the type 255 Fa. Trevira (65926 Frankfurt, Germany), the described above with respect to their properties were.
  • the bicomponent fibers 12 consist of a Core 20, for example, from PES, so a chemical fiber made of polyester or PET, ie polyester.
  • the shell 21 consists in this embodiment of PE (polyethylene).
  • the melting point of the shell is 127 ° C and the Melting temperature of the core 256 ° C.
  • To a corresponding Making filters become the bicomponent fibers mixed accordingly, with loose fibers of a find finite length use that is less than the length of the filter to be produced.
  • the bicomponent fibers have one Cutting length of 6 mm.
  • the filter to be produced has a length of 21 mm.
  • the bicomponent fibers are used for the production of Filter on a suction conveyor popped up to a Electricity or a strand of bicomponent fibers to build.
  • This stream or strand out Bicomponent fibers are then finished by means of a garniture in the filter form, preferably a cylindrical, molded and wrapped with a wrapping paper 17.
  • a garniture in the filter form preferably a cylindrical, molded and wrapped with a wrapping paper 17.
  • this is at a temperature above the melting temperature the shell 21 of the bicomponent fibers 12, so that the shell melts or melts.
  • To a subsequent cooling then have to the Intersection points 18 of the bicomponent fibers compounds formed, resulting in a composite of bicomponent fibers lead in the strand.
  • the corresponding warming of the Strangs can before forming the filter in the format garnish happen.
  • a filter which consists of a Mixture of fibers, wherein on the one hand bicomponent fibers 12 find use and on the other cellulose fibers 13.
  • the cellulose fibers serve here as absorption or adsorption fibers and the bicomponent fibers with the corresponding adhesive labels the crossing points 18 as a scaffold. It should be noted that not only the bicomponent fibers with each other be bonded, but also the cellulose fibers to the Intersection points 18 with the bicomponent fibers.
  • 20% bicomponent fibers are used, 70% cellulose fibers and 10% carbon fibers, it being This is preferably activated carbon fibers.
  • the advantage of such a filter of three fiber components is that also gaseous pollutants be well adsorbed from the smoke.
  • An appropriate one Filter is cheaper to produce than an activated carbon granulate filter.
  • a higher activity given that the active fibers are not covered with an adhesive such as triacetin are glued and thus a larger active surface is possible.
  • Another scanning electron micrograph is in Fig. 3 shown. This is a Mixture of 20% bicomponent fibers and 80% cellulose fibers.
  • Activated carbon granulate particles or activated carbon powder particles adhere or stick to one corresponding attachment point 19 on the bicomponent fibers. Due to the small attachment point or splice the carbon particle 14 on the bicomponent fiber 12 results a large free surface of the carbon particles, which is active.
  • the activated carbon particles respectively Granules, or powders can also other adsorbates, catalysts and / or flavorings Find use.
  • the grain size of the activated carbon powder is preferably at most 10 microns. It can For example, add 20 mg to a filter to be added.
  • Fig. 4 is a scanning electron micrograph a corresponding part of a filter with a Mixture of bicomponent fibers 12, cellulose fibers 13 and particles of an activated carbon powder 14. It is particularly clear that the activated carbon particles 14 stick to the bicomponent fibers. It is, however also some activated carbon particles 14 on a cellulose fiber 13, which adhere there, but less solid than at the bicomponent fiber 12.
  • a multiple filter 10 ' is shown, the consists of a filter element 16, for example may comprise a common cellulose acetate and a Filter element 16 ', for example, the filter element from Fig. 1c with respect to the composition can.
  • a filter produced according to the invention preferably has a length of 21 mm, a diameter of 7.8 mm, a weight of 110 mg, a draw resistance of 55 mm water column.
  • the filter comprises 75% cellulose fibers of the type stora Fluff EF with a fiber length of 0.4 mm and 25% Bicomponent fibers type 255 from Trevira with a cut length of 6 mm and a diameter of 25 microns.
  • Bicomponent fibers type 255 from Trevira with a cut length of 6 mm and a diameter of 25 microns.
  • tar values of 12 mg / zig. and nicotine levels of 0.87 mg / cc. at reached a ventilation of 18%.
  • Fig. 5 shows a schematic representation of a cross section through a filter cigarette according to the FIGS. 1a to 1d.
  • the filter according to the invention two filter elements 16 and 16 ', wherein the filter element 16 'a mixture of bicomponent fibers 12 and activated carbon granules 14 or activated carbon powder 14 is.
  • One particularly preferred mixture comprises between 80 and 95 % Activated carbon granulate or powder 14 and 5 to 20% Bicomponent fibers 12.
  • Particularly preferred is a Mixing ratio of about 90% activated carbon granulate or powder 14 and about 10% bicomponent fibers 12.
  • the percentages are in particular Percentages by weight.
  • the activated carbon granulate or powder is, for example, the Granules Norit GCN 3060 from Norit Nederland B.V.
  • the Grain size is between 0.25 mm for 90% of the granules and 0.59 mm.
  • Fig. 6 is a scanning electron micrograph a section through a filter according to the invention, comprising about 10% bicomponent fibers 12 and about 90% Activated carbon granules 14. This is a 205x magnification.
  • a scale is displayed which comprises a total of 1 mm, wherein the units within this scale 100 microns are big.
  • the activated carbon granules 14, as shown in Fig. 6 can be seen is held in a matrix of bicomponent fibers 12, wherein a holding in particular by adhering to the Bicomponent fibers is possible after this at Manufacturing process of the filter for melting the Mantels have been brought.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Nonwoven Fabrics (AREA)

Claims (25)

  1. Filtre (10, 10', 16, 16') pour articles de l'industrie de transformation du tabac, en particulier pour des cigarettes, comportant au moins deux composants de filtre (12, 13, 14), caractérisé en ce qu'un composant de filtre est une sorte de fibre multicomposants (12), la longueur des fibres multicomposants (12) étant inférieure à la longueur du filtre (10, 10', .16, 16').
  2. Filtre selon la revendication 1, caractérisé en ce que la longueur des fibres multicomposants (12) est comprise entre 0,5 mm et 30 mm.
  3. Filtre selon la revendication 2, caractérisé en ce que la longueur des fibres multicomposants (12) est comprise entre 2 mm et 8 mm, en particulier entre 3 mm et 6 mm.
  4. Filtre selon une ou plusieurs des revendications 1 à 3, caractérisé en ce que les fibres multicomposants (12) comprennent un noyau (20) et une enveloppe (21) de matériau différent, le matériau d'enveloppe présentant un point de fusion inférieur à celui du matériau du noyau.
  5. Filtre selon une ou plusieurs des revendications 1 à 4, caractérisé en ce que les fibres multicomposants (12) sont des fibres à deux composants.
  6. Filtre selon une ou plusieurs des revendications 1 à 5, caractérisé en ce qu'au moins une partie des composants du filtre (12, 13, 14) adhèrent et/ou collent aux fibres multicomposants (12) au niveau de points de contact (18).
  7. Filtre selon une ou plusieurs des revendications 1 à 6, caractérisé en ce qu'une autre sorte de fibres (13) constitue un autre composant du filtre.
  8. Filtre selon la revendication 7, caractérisé en ce que la longueur de l'autre sorte de fibres (13) est inférieure à la longueur du filtre (10).
  9. Filtre selon la revendication 8, caractérisé en ce que la longueur de l'autre sorte de fibres est comprise entre 0,1 mm et 30 mm, en particulier entre 0,2 mm et 10 mm.
  10. Filtre selon une ou plusieurs des revendications 7 à 9, caractérisé en ce que l'autre sorte de fibres (13) comporte des fibres de cellulose et/ou des fibres de carbone.
  11. Filtre selon une ou plusieurs des revendications 1 à 10, caractérisé en ce qu'un matériau pulvérulent ou granulaire (14) est un autre composant du filtre.
  12. Filtre selon une ou plusieurs des revendications 7 à 11, caractérisé en ce que la fraction des fibres multicomposants (12) est comprise entre 2 % en poids et 100 % en poids et que la fraction des autres fibres (13) est comprise entre 0 % en poids et 98 % en poids.
  13. Filtre selon la revendication 11 ou 12, caractérisé en ce que la fraction du matériau pulvérulent ou granulaire est comprise entre 80 % en poids et 95 % en poids.
  14. Filtre selon une ou plusieurs des revendications 1 à 13, caractérisé en ce que le filtre (16, 16') est un composant d'un filtre multiple (10').
  15. Procédé de fabrication d'un filtre (10, 10', 16, 16') pour articles de l'industrie de transformation du tabac selon une ou plusieurs des revendications 1 à 14, comportant les étapes de procédé suivantes :
    production d'un boudin, comportant au moins une sorte de fibres multicomposants (12) dont la longueur est inférieure à la longueur du filtre à fabriquer (10, 10', 16, 16') en tant que composant du boudin,
    chauffage du boudin de fibres à une température supérieure à la température de fusion de l'enveloppe (21) d'au moins une sorte de fibres multicomposants (12), et
    refroidissement du boudin de fibres à une température inférieure à la température de fusion de l'enveloppe (21) d'au moins une sorte de fibres multicomposants (12).
  16. Procédé selon la revendication 15, caractérisé en ce qu'avant la production du boudin, au moins un autre composant (13, 14) est ajouté en mélange à au moins une sorte de fibres multicomposants (12).
  17. Procédé selon la revendication 15 et/ou 16, caractérisé en ce que, pour produire le boudin, on projette au moins une partie des composants (12, 13, 14) sur un moyen transporteur.
  18. Procédé selon la revendication 17, caractérisé en ce qu'au moins les composants (12, 13) qui se présentent sous la forme de fibres sont projetés.
  19. Procédé selon une ou plusieurs des revendications 15 à 18, caractérisé en ce qu'au moins un autre composant (14) sous forme pulvérulente ou sous forme de granulés est ajouté au boudin avant le chauffage ou est ajouté aux fibres multicomposants (12) ou au mélange lors de la projection.
  20. Procédé selon une ou plusieurs des revendications 15 à 19, caractérisé en ce que le boudin est façonné au moyen d'une garniture de formage, en particulier produit en forme de cylindre.
  21. Procédé selon une ou plusieurs des revendications 15 à 20, caractérisé en ce que le boudin est entouré d'un matériau d'enveloppe (17).
  22. Procédé selon la revendication 20 et/ou 21, caractérisé en ce que le chauffage du boudin se produit pendant ou après le façonnage dans la garniture de formage.
  23. Procédé selon une ou plusieurs des revendications 15 à 22, caractérisé en ce que l'on met ensuite le filtre (10, 10', 16, 16') à longueur.
  24. Filtre (10, 10', 16, 16') fabriqué selon un procédé selon une ou plusieurs des revendications 15 à 23.
  25. Cigarette avec colonne de tabac (11) et filtre (10, 10', 16, 16') selon une ou plusieurs des revendications 1 à 14 et/ou selon la revendication 24.
EP03004594A 2002-04-18 2003-03-01 Filtre de cigarette et procédé pour sa fabrication Expired - Lifetime EP1354522B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10217410 2002-04-18
DE10217410A DE10217410A1 (de) 2002-04-18 2002-04-18 Zigarettenfilter und Verfahren zur Herstellung desselben

Publications (3)

Publication Number Publication Date
EP1354522A2 EP1354522A2 (fr) 2003-10-22
EP1354522A3 EP1354522A3 (fr) 2003-11-12
EP1354522B1 true EP1354522B1 (fr) 2005-12-14

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP03004594A Expired - Lifetime EP1354522B1 (fr) 2002-04-18 2003-03-01 Filtre de cigarette et procédé pour sa fabrication

Country Status (13)

Country Link
US (1) US20030213496A1 (fr)
EP (1) EP1354522B1 (fr)
JP (1) JP2004024242A (fr)
CN (1) CN1451325A (fr)
AT (1) ATE312522T1 (fr)
BR (1) BR0301195A (fr)
CA (1) CA2424810A1 (fr)
DE (2) DE10217410A1 (fr)
ES (1) ES2252562T3 (fr)
MX (1) MXPA03003057A (fr)
MY (1) MY135364A (fr)
PL (1) PL359692A1 (fr)
RU (1) RU2311858C2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101152021B (zh) * 2006-09-28 2012-03-14 豪尼机械制造股份公司 过滤嘴杆的加热和硬化的方法及装置

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2264744T3 (es) * 2003-04-03 2007-01-16 Hauni Maschinenbau Ag Procedimiento para la preparacion de fibras discontinuas y dispositivo de preparacion de fibras discontinuas para el uso en la fabricacion de filtros.
DE502004001630D1 (de) 2003-04-03 2006-11-16 Hauni Maschinenbau Ag Verfahren zur Herstellung eines Vlieses für die Herstellung von Filtern der tabakverarbeitenden Industrie sowie Filterstrangherstelleinrichtung
ATE361004T1 (de) * 2003-09-03 2007-05-15 Hauni Maschinenbau Ag Verfahren und vorrichtung zur herstellung eines filterstrangs
DE10354797A1 (de) * 2003-11-21 2005-06-30 Hauni Maschinenbau Ag Verfahren und Vorrichtung zur Herstellung eines umhüllungsmaterialstreifenfreien Filterstrangs der tabakverarbeitenden Industrie
DE102005009608A1 (de) * 2005-02-28 2006-08-31 Hauni Maschinenbau Ag Filter für Artikel der Tabak verarbeitenden Industrie
DE102006018102A1 (de) 2006-04-18 2007-10-25 Hauni Maschinenbau Ag Faserfilterherstellung
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ATE312522T1 (de) 2005-12-15
CN1451325A (zh) 2003-10-29
CA2424810A1 (fr) 2003-10-18
RU2311858C2 (ru) 2007-12-10
US20030213496A1 (en) 2003-11-20
EP1354522A2 (fr) 2003-10-22
BR0301195A (pt) 2004-08-17
PL359692A1 (en) 2003-10-20
MXPA03003057A (es) 2005-10-19
EP1354522A3 (fr) 2003-11-12
JP2004024242A (ja) 2004-01-29
ES2252562T3 (es) 2006-05-16
DE50301891D1 (de) 2006-01-19
DE10217410A1 (de) 2003-10-30
MY135364A (en) 2008-03-31

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