EP3656700A1 - Capsule dosette destinée à la préparation d'une boisson dans une machine de préparation des boissons - Google Patents

Capsule dosette destinée à la préparation d'une boisson dans une machine de préparation des boissons Download PDF

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Publication number
EP3656700A1
EP3656700A1 EP19151179.9A EP19151179A EP3656700A1 EP 3656700 A1 EP3656700 A1 EP 3656700A1 EP 19151179 A EP19151179 A EP 19151179A EP 3656700 A1 EP3656700 A1 EP 3656700A1
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EP
European Patent Office
Prior art keywords
capsule
portion capsule
biopolymer
base element
gelatin
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.)
Ceased
Application number
EP19151179.9A
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German (de)
English (en)
Inventor
Erfindernennung liegt noch nicht vor Die
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.)
K Fee System GmbH
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K Fee System 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 K Fee System GmbH filed Critical K Fee System GmbH
Publication of EP3656700A1 publication Critical patent/EP3656700A1/fr
Ceased legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/70—Containers, packaging elements or packages, specially adapted for particular articles or materials for materials not otherwise provided for
    • B65D85/804—Disposable containers or packages with contents which are mixed, infused or dissolved in situ, i.e. without having been previously removed from the package
    • B65D85/8043—Packages adapted to allow liquid to pass through the contents
    • B65D85/8061—Filters

Definitions

  • the present invention is based on a portion capsule for preparing a beverage in a beverage production machine, the portion capsule having a liquid-tight base element with a cavity for receiving a raw beverage material and a capsule lid closing the cavity.
  • portion capsules are known from the prior art.
  • the publications disclose DE 10 2012 223 291 A1 , DE 10 2013 215 274 A1 , DE 10 2012 109 186 A1 and DE 10 2012 105 282 A1
  • Portion capsules for portion capsule machines each having a rigid or semi-rigid base element, which encloses a cavity for receiving a raw beverage material, such as roasted coffee granules, instant coffee, chocolate powder, ground tea, milk powder or the like, the cavity being closed with a capsule cap after the portion capsule has been filled.
  • the base element is designed to be gas and liquid-tight.
  • the base element has to withstand comparatively high mechanical forces during the production of the drink, since the extraction liquid is introduced into the cavity under high pressure and at high temperature in order to produce the drink in interaction with the raw beverage material.
  • thermoformed base elements made of polyethylene (PE), polypropylene (PP), polyvinyl chloride (PVC) and / or polyethylene terephthalate (PET) are used in the portion capsules known from the prior art, since such base elements can be produced inexpensively, mechanically stable, as well as gas and liquid tight.
  • PE polyethylene
  • PP polypropylene
  • PVC polyvinyl chloride
  • PET polyethylene terephthalate
  • the object is achieved with a portion capsule for preparing a beverage in a beverage manufacturing machine, the portion capsule having a base element with a cavity for receiving a raw beverage material and a capsule cover closing the cavity, at least a portion of the base element and / or the capsule cover having a biopolymer.
  • This object of the present invention relates to a portion capsule which is used, for example, for the manufacture of beverages.
  • a portion capsule which is used, for example, for the manufacture of beverages.
  • coffee or espresso or tea is made with the portion capsule.
  • the portion capsule has a base element with a base and side walls that span a cavity into which the raw beverage material is filled. The cavity is then closed with a capsule lid. To make the drink, the portion capsule is flowed through with hot water, for example.
  • At least a partial area of the base element and / or the capsule cover consists entirely or at least partially of a biopolymer, which is understood to mean polymers which are obtained from renewable raw materials and / or are biodegradable, in particular completely biodegradable.
  • the production of these biopolymers can include extensive cleaning steps and / or modification steps.
  • mixtures of two or more biopolymers can also be used, mixtures of two or more biopolymers of different classes also being suitable, for example gelatin and polysaccharides or gelatin and cellulose or polysaccharides and cellulose or also gelatin and polysaccharides and cellulose.
  • These materials have the further advantage that the base elements obtained therefrom can be produced vegan and / or kosher and / or halal.
  • At least a portion of the base element and / or the capsule cover preferably consists at least partially of gelatin, polysaccharides, polylactides, celluloses or mixtures of two or more of these biopolymers.
  • the proportion of biopolymer in the material from which the plastic element is produced is preferably> 70% by weight, preferably> 80% by weight, more preferably> 90% by weight and most preferably> 95% by weight.
  • the plastic element can also consist entirely of biopolymer.
  • At least a portion of the base element and / or the capsule cover consists at least partially of gelatin and / or polysaccharide and / or Cellulose.
  • the gelatin and / or polysaccharide and / or cellulose content of the material from which at least a portion of the base element and / or the capsule lid is produced is preferably> 70% by weight, preferably> 80% by weight, even more preferably> 90 % By weight and most preferably> 95% by weight.
  • the base element and / or the capsule cover can also consist entirely of biopolymer.
  • At least a portion of the base element and / or the capsule lid consists at least partially of gelatin and / or hydroxypropylmethyl cellulose and / or pullulan.
  • the gelatin and / or hydroxypropylmethyl cellulose and / or pullulan content of the material from which at least a portion of the base element and / or the capsule lid is produced is preferably> 70% by weight, preferably> 80% by weight, even more preferably> 90% by weight and most preferably> 95% by weight.
  • the base element and / or the capsule cover can also consist entirely of biopolymer.
  • Gelatin is preferably an animal protein, preferably a mixture of substances.
  • the main constituent is preferably denatured or hydrolyzed collagen, which can be produced from the connective tissue of various animal species, especially pigs and cattle, but also fish and poultry.
  • the gelatin can also be vegetable gelatin, which are mostly polysaccharides.
  • the gelatin used is, in particular, gelatin of the type used in the field of pharmaceutical technology for the production of hard gelatin or soft gelatin capsules.
  • the gelatin can be foamed. This foaming can be done with a gas, especially air.
  • the gelatin in the base element and / or in the capsule lid preferably has a water content of 1-50% by weight, preferably 6-20% by weight, even more preferably 9-18% by weight, much more preferably 10-16% by weight. and most preferably 12-16% by weight.
  • the gelatin as used for the production of the base element and / or the capsule cover, can preferably have a Bloom value of 10-500, preferably 50-300, particularly preferably 150-280 Bloom or 180-280.
  • the gelatin is preferably hardened and / or made water-insoluble.
  • the gelatin is hardened and / or temporarily water-insoluble or temporarily moisture-resistant.
  • a temporarily water-insoluble or temporarily moisture-resistant gelatin is understood to mean, for example, gelatin which, after use of the capsule and / or under environmental influences, for example moisture, solar radiation and / or the influence of microorganisms, after a certain time, for example after 1-14 days, in particular 1-7 days , preferably 1-5 days, shows signs of decomposition.
  • alginic acid-alkylene glycol derivatives alginic acid oxidized with sodium peroxide, amylopectin dialdehydoctenyl succinate, bisacryloylurea, bis (azidinethyl) sulfone, bis (bromoacetyl) ethylenediamine, bis (chloromethyl) adipate, bis (chloromethyl) diethyl malonyl fluoride, bis (chlorodisulfonyl) fluoride , Carbodiimide, carboxylbenzyl bromide, bis (chloroethyl) urea, chromium acetate and alum, cyallurium chloride, dialdehyde starch treated with caustic soda, dichlorohydroxy-s-triazin
  • Polysaccharide is the main component of plant cell walls.
  • the polysaccharide is preferably provided in the form of cellulose, for example methyl cellulose and / or hydroxypropylmethyl cellulose and / or cellulose acetate. Other cellulose based compounds are also conceivable.
  • the polysaccharide can be provided in the form of pullulan.
  • the polysaccharide can be made available as a mixture of several substances.
  • at least a portion of the base element and / or the capsule lid can consist entirely or partially of cellulose, for example methyl cellulose and / or hydroxypropylmethyl cellulose and / or cellulose acetate. Other cellulose-based compounds are also conceivable.
  • celluloses are also understood to mean their derivatives, in particular cellulose ethers, which are formed by partial or complete substitution of the hydrogen atoms of the hydroxyl groups in the cellulose.
  • These cellulose ethers can preferably be selected from the group consisting of carboxymethyl cellulose, methyl cellulose, ethyl cellulose, hydroxyethyl cellulose, hydroxypropyl cellulose, methyl ethyl cellulose, hydroxyethyl methyl cellulose, hydroxypropyl methyl cellulose, ethyl hydroxyethyl cellulose and carboxymethyl hydroxyethyl cellulose.
  • mixtures of two or more of these cellulose ethers can also be used.
  • Hydroxypropylmethyl cellulose is very particularly preferred.
  • a correspondingly suitable hydroxypropylmethyl cellulose is also used, for example, in the production of vegan hard capsules in the field of pharmaceutical technology.
  • the hydroxypropylmethyl cellulose in the base element and / or the capsule lid preferably has a water content of 1-23% by weight, more preferably 1.5-20% by weight, much more preferably 2.0-15% by weight and am most preferably 2.5-10% by weight.
  • plastic is based on gelatin and / or polysaccharide and / or cellulose, in particular plastic is based on gelatin and / or hydroxypropylmethyl cellulose and / or pullulan.
  • the biopolymer in particular the plastic based on gelatin and / or polysaccharide and / or cellulose, is preferably provided as a film / film, which is then shaped, in particular deep-drawn.
  • a shape of the base element to be produced and / or the capsule lid is preferably immersed one or more times in a liquid biopolymer, in particular a liquid plastic mass, until the desired material thickness is reached.
  • the plastic material then solidifies, for example by means of drying, heat and / or cold treatment and / or crosslinking, for example by means of IV or UV radiation, until the biopolymer, in particular the plastic, has solidified to such an extent that it can be used as a base element for beverage capsules and / or capsule cover.
  • a base element and / or capsule cover with several layers can be produced.
  • the mold can be immersed in various liquid biopolymers in succession.
  • the layers that are created by immersion in various liquid biopolymers can differ in terms of their optical properties, their UV resistance, hardness, deformability and / or tightness to liquids.
  • the shape is an immersion shape of the base element and / or the capsule lid, the immersion shape having an outer contour with an immersion area which is immersed in the liquid biopolymer.
  • the dipping area preferably corresponds to a negative of the inner contour of the base element to be produced and / or the capsule cover.
  • the dipping area of the outer contour is covered with a layer of the biopolymer.
  • the mold can be removed from the liquid biopolymer.
  • the layer of the biopolymer that covers the outer contour of the mold can solidify and dry.
  • a corresponding method is known, for example, in the field of pharmacy as the Colton method for the production of pharmaceutical capsules.
  • the coated shape can be controlled in one or more dimensions during solidification and / or drying in order to selectively adjust the configuration of the base element, in particular the shape and / or the thickness.
  • At least a portion of the base element preferably has a fiber material, in particular preferably compressed and / or preferably sized cellulose fibers.
  • the fiber material can be paper which is coated on one or both sides with gelatin.
  • the portion capsule has a liquid distributor, which in particular has a biopolymer.
  • a biopolymer reference is made to the disclosure made above.
  • the base element is preferably cup-shaped.
  • the base element and the capsule cover are preferably glued together.
  • the portion capsule preferably has a filter medium, which is preferably arranged on the inside of the base region, the filter medium preferably being glued to the base region.
  • the filter medium preferably comprises a filter fleece or a filter felt, which can each be made at least partially of gelatin.
  • the fibers of the felt or fleece can be coated with gelatin.
  • the fibers of the felt or nonwoven can be made at least partially from a cellulose-containing material, for example paper or cardboard.
  • a sealing film is provided on the base element, in particular in the region of the base, in particular in order to close an opening in the base, for example a drain opening, preferably reversibly.
  • This sealing film is preferably made at least partially from gelatin. This sealing film is pulled off or pierced, for example, before the portion capsule is used.
  • Another object of the present invention is a method for producing the portion capsule according to the invention, in which a mold is immersed in a biopolymer bath and a film is formed on the surface of the mold, which is then cooled and / or dried. Finally, the portion capsule is detached from the mold and optionally trimmed.
  • the biopolymer bath preferably has gelatin.
  • FIG. 3 shows a schematic sectional view of a portion capsule 1 for preparing a beverage in a beverage production machine (not shown) according to an exemplary embodiment of the present invention.
  • the portion capsule 1 has a cup-shaped base element 2 and a capsule cover 4 fastened to a peripheral flange 7 of the base element 2.
  • the capsule cover 4 is in particular welded or glued to the flange 7.
  • the base element 2 consists of a bottom area 6 and a wall area 8, which are preferably provided in one piece.
  • a cavity 3 is formed within the base element 2, which is filled with raw beverage material (not illustrated for reasons of clarity) and which is closed by the capsule cover 4.
  • the wall area 8 can be cup-shaped and can have a coated fiber material layer 10.
  • the bottom area can also have a fiber material layer 10.
  • the fiber material 10 comprises paper or cardboard made of preferably compressed and / or preferably sized cellulose fiber, as a result of which a mechanically resilient rigid or semi-rigid shape is achieved.
  • the cup-shaped configuration of the base element 2 is preferably produced by thermoforming, for example deep drawing by means of negative pressure, positive pressure and / or a movable stamp.
  • the base element is produced by casting, injection molding and / or dipping.
  • the inside of the fiber material 10 is provided with a gelatin layer 11.
  • the coating serves as a moisture barrier so that on the one hand the raw beverage material is sealed aroma-tight and on the other hand the cavity 3 can be used as a brewing chamber.
  • the fibers of the fiber material can also be coated with gelatin.
  • the portion capsule 1 is inserted into a brewing chamber in use in a beverage manufacturing machine. Then the capsule cover 4 and the base region 6 are perforated one after the other or simultaneously and extraction liquid under pressure is introduced into the cavity 3 through the perforation openings in the capsule cover 4. The interaction between the extraction liquid and the raw beverage material results in the desired beverage, which leaves the portion capsule 1 through the perforation openings in the bottom region 6 and is fed to a beverage container. Any particles of the raw beverage material are filtered out of the beverage by the filter medium 9 and retained in the portion capsule 1.
  • the filter element 9 can be made of a felt and / or non-woven material and it can have gelatin.
  • the surface of all or part of the fibers of the felt and / or nonwoven material can be coated with gelatin.
  • the filter element can be made from a paper and / or cardboard material. The filter element can be pierced and / or pierced when the capsule is opened.
  • FIG 2 is a detailed schematic view of the in Figure 1 illustrated portion capsule 1, which illustrates the layer structure of the portion 8.
  • the partial area 8 consists of a dimensionally stable fiber material 10, formed from compressed and / or glued cellulose fibers, which is provided on its inside with a coating 10 as a moisture barrier, in particular gelatin and / or oxygen barrier, in particular a correspondingly doped gelatin.
  • a sealing medium is also provided on the inside and / or possibly a dispersion lacquer 11 on the outside.
  • PE, PLA, SIOx and / or a plasma coating are also suitable as a moisture barrier.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Apparatus For Making Beverages (AREA)
EP19151179.9A 2018-11-22 2019-01-10 Capsule dosette destinée à la préparation d'une boisson dans une machine de préparation des boissons Ceased EP3656700A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102018220097 2018-11-22

Publications (1)

Publication Number Publication Date
EP3656700A1 true EP3656700A1 (fr) 2020-05-27

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EP19151179.9A Ceased EP3656700A1 (fr) 2018-11-22 2019-01-10 Capsule dosette destinée à la préparation d'une boisson dans une machine de préparation des boissons

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3883865B1 (fr) 2018-11-22 2022-11-09 GCS German Capsule Solution GmbH Joint d'étanchéité d'une capsule dosette
CH718778A1 (de) * 2021-06-29 2022-12-30 FluidSolids AG Behälter für die Zubereitung eines flüssigen Nahrungsmittels.

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012105282A1 (de) 2012-06-18 2013-12-19 K-Fee System Gmbh Portionskapsel und Verfahren zur Herstellung eines Getränks mit einer Portionskapsel
DE102012109186A1 (de) 2012-09-27 2014-03-27 K-Fee System Gmbh Portionskapsel mit einem durch Siegeln verbundenen Filterelement
DE102012223291A1 (de) 2012-12-14 2014-06-18 K-Fee System Gmbh Portionskapsel und Verfahren zur Herstellung eines Getränks mit einer Portionskapsel
DE102013215274A1 (de) 2013-02-20 2014-08-21 K-Fee System Gmbh Portionskapsel und System
WO2015189317A1 (fr) * 2014-06-12 2015-12-17 K-Fee System Gmbh Dosette comprenant un matériau fibreux calandré
WO2016079701A1 (fr) * 2014-11-19 2016-05-26 Coswell S.P.A. Capsule pour distribuer des boissons et son procédé de fabrication
DE202017005038U1 (de) * 2017-09-28 2017-12-15 Gotthard Mahlich Portionskapselsystem für Kaffeepulver

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012105282A1 (de) 2012-06-18 2013-12-19 K-Fee System Gmbh Portionskapsel und Verfahren zur Herstellung eines Getränks mit einer Portionskapsel
DE102012109186A1 (de) 2012-09-27 2014-03-27 K-Fee System Gmbh Portionskapsel mit einem durch Siegeln verbundenen Filterelement
DE102012223291A1 (de) 2012-12-14 2014-06-18 K-Fee System Gmbh Portionskapsel und Verfahren zur Herstellung eines Getränks mit einer Portionskapsel
DE102013215274A1 (de) 2013-02-20 2014-08-21 K-Fee System Gmbh Portionskapsel und System
WO2015189317A1 (fr) * 2014-06-12 2015-12-17 K-Fee System Gmbh Dosette comprenant un matériau fibreux calandré
WO2016079701A1 (fr) * 2014-11-19 2016-05-26 Coswell S.P.A. Capsule pour distribuer des boissons et son procédé de fabrication
DE202017005038U1 (de) * 2017-09-28 2017-12-15 Gotthard Mahlich Portionskapselsystem für Kaffeepulver

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3883865B1 (fr) 2018-11-22 2022-11-09 GCS German Capsule Solution GmbH Joint d'étanchéité d'une capsule dosette
CH718778A1 (de) * 2021-06-29 2022-12-30 FluidSolids AG Behälter für die Zubereitung eines flüssigen Nahrungsmittels.
WO2023274852A1 (fr) * 2021-06-29 2023-01-05 FluidSolids AG Récipients pour la préparation d'un produit alimentaire liquide

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