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EP1149626B1 - Elément de mélange statique et mélangeur statique ainsi que leur application - Google Patents

Elément de mélange statique et mélangeur statique ainsi que leur application Download PDF

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Publication number
EP1149626B1
EP1149626B1 EP01109478A EP01109478A EP1149626B1 EP 1149626 B1 EP1149626 B1 EP 1149626B1 EP 01109478 A EP01109478 A EP 01109478A EP 01109478 A EP01109478 A EP 01109478A EP 1149626 B1 EP1149626 B1 EP 1149626B1
Authority
EP
European Patent Office
Prior art keywords
mixer
mixing element
wall
static mixing
duct
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
EP01109478A
Other languages
German (de)
English (en)
Other versions
EP1149626A1 (fr
Inventor
Reto Koch
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.)
Sika Schweiz AG
Original Assignee
Sika Schweiz AG
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 Sika Schweiz AG filed Critical Sika Schweiz AG
Publication of EP1149626A1 publication Critical patent/EP1149626A1/fr
Application granted granted Critical
Publication of EP1149626B1 publication Critical patent/EP1149626B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
    • B01F25/4315—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor the baffles being deformed flat pieces of material
    • B01F25/43151—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor the baffles being deformed flat pieces of material composed of consecutive sections of deformed flat pieces of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
    • B01F25/43197—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor characterised by the mounting of the baffles or obstructions
    • B01F25/431971—Mounted on the wall
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
    • B01F25/43197—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor characterised by the mounting of the baffles or obstructions
    • B01F25/431974—Support members, e.g. tubular collars, with projecting baffles fitted inside the mixing tube or adjacent to the inner wall
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/2805—Mixing plastics, polymer material ingredients, monomers or oligomers

Definitions

  • the present invention relates to a static mixing element according to the preamble of Claim 1, a static mixer according to the preamble of claim 24 and the use thereof according to claim 26.
  • Static mixing elements or static mixers come in general then apply if two or more Streams of flowable materials to a substantially homogeneous stream should be mixed.
  • Disposable static mixer for two-component adhesives which consists of a plastic tube with a loose inserted one-piece mixing unit made of plastic with trained as swirl blades mixer wings consist.
  • the mixer blades are in the center of the mixing unit connected together and form a coherent Mixer blade element, which is located in the plastic tube with the last axially in the flow direction arranged mixer wings on an axial shoulder in Area of the outlet supported in the mixer tube.
  • Static mixer of this type for mixing low-viscosity Substances at medium throughputs good mixing results are the mixed results at the Mixing of highly viscous substances or at high substance throughputs not satisfactory.
  • the static mixing element is a substantially tubular Mixer channel on, in the axial direction is undivided, but of several radial sections can exist.
  • the inner wall of the mixer channel forms in the radial direction outer boundary of the from mixing well flowed cross-section.
  • Mixer channel and mixer blades are so in a preferred embodiment separate elements, i.e. not integrally formed with each other.
  • At least a mixer wing that extends in the direction of flow axially in front of a in flow direction axially last arranged mixer blades, or with others is located in the area in which he radially to the inner wall of the mixer channel adjacent, connected to the inner wall and indeed such, that a transmission of acting in the axial direction Forces from this mixer wing to the mixer channel is possible.
  • This connection which by traction will be produced, leads to a stabilization of the axial position the mixer wing in the mixer inlet area.
  • the Inner contour of the Mixer channel is tubular and preferably has a substantially round and especially one circular cross-section on. Below essentially round Cross sections are understood here as cross-sectional shapes, which is a formation of dead corners when flowing through oppose, such as oval cross sections or through Polygons approximate round, oval or similar cross sections.
  • a non-circular cross-section is chosen, so can with uniform axial mixer wing or Swirl wing division provided a mixing element be in which the flow is alternately accelerated and slowing down again, resulting in certain applications in addition to an improved mixing result can.
  • cross-sectional shapes are but also mixer channels with essentially angular Cross sections and in particular with square Cross sections provided. Especially in the case that the mixer blades as simple turbulence wings across the Direction of flow of the mixing element in the mixer channel are formed, such a configuration Have advantages.
  • Mixer channel is understood to be a mixer channel whose Inner wall at a given radial position via their entire axial extent of a one-piece Component is formed.
  • this mixer channel from several radial Sections (e.g., two half-shells), each of which extends over its entire length, but not out can be formed of several axial sections.
  • At least two form Mixer blades a coherent mixer blade element, which benefits by common one-piece training the mixer wing takes place.
  • Mixing element with a simple construction of a few, cost-effective manufacturable components.
  • individual mixer blades to a mixer wing element fauxzustecken or stick together.
  • Such Mixer blade element can, for example, at least two mixer blades arranged at the same axial position However, it preferably has at least two arranged one behind the other in the axial direction Mixer blades, which e.g. in the area of the center of the element are interconnected.
  • Mixing element has at least two mixer blade elements on, and preferably at least two axially successively arranged in the mixer channel mixer blade elements.
  • individual Mixer vanes side by side in the mixer duct to arrange and a combination of the two arrangement options to use.
  • Manner can be with a few standardized mixer wing elements Mixing elements of different lengths respectively. with a different number of mixer stages put together and manufacturing problems overcome the production of the mixer wing elements.
  • the or are they with the inner wall of the mixer channel associated mixer blades or is or are the Mixer blade elements via positive locking in axial Direction connected to the mixer channel.
  • This is with Advantage achieved by the outer contour of the Mixer blades or mixer blade elements and the inner wall the mixer channel a bayonet-type or a forming a thread-like connection, a form fit by engaging or engaging projections in one or more depressions between them or additional elements, e.g. Radial pins, to Effecting the positive connection between the mixer blades or the mixer blade element and the inner wall of the Mixer channels are used.
  • the mixer blades as Swirl wings formed, i. they are so shaped, that the good to be mixed when flowing through the area of the mixer wing affected by this Flow channel in rotation offset around an axis becomes. It is particularly preferred if axially one behind the other arranged swirl wings an opposite Have twisting direction.
  • the static mixing element a substantially tubular mixer channel integral with its Inner wall trained mixer wings on, the off is formed a plurality of radial sections.
  • the cross section the mixer channel can have the same cross-sectional shapes have as in the mixing element shown above.
  • the mixer channel consists of two half-shells, which advantageously each have at least two mixer blades.
  • the mixer blades protrude the mixer blades at least one Radial section of the mixer channel over that of the radial joints of the same formed dividing plane out. This gives, for example, the possibility Overlaps between mixer wings two as Half shells executed mixer channel sections too achieve.
  • This connection is advantageous in the area of the center of the mixer channel realized.
  • the mixer blades of at least two radial sections of the mixer channel be joined together, so it is preferred this in the area of the center of the mixer channel by positive locking to connect with each other, for example in shape of interlocking and mixer wing tips formed tines.
  • the mixer blades are advantageously designed as swirl vanes, wherein preferably axially behind one another arranged swirl wings an opposite twisting direction exhibit. Furthermore, it is preferred that to produce static mixing element made of plastic and in particular, this by injection molding of plastic manufacture.
  • the mixer blades and / or the mixer channel made of plastic produced, which is advantageous in the injection molding process he follows.
  • a static mixer at least one static mixing element of the type described above.
  • the described mixing elements for mixing highly viscous substances, preferably for mixing of highly viscous PU (polyurethane) with Curing accelerators.
  • FIG. 1 The basic principle of a preferred embodiment the invention is shown in Fig. 1.
  • This in partial section illustrated static mixing element 1 consists of a mixer channel 2 of two half-shells 2a, 2b (in Section shown) and arranged in this one Mixer blade element 3 (shown uncut) with a plurality of each other in one piece with each other connected and designed as a swirl blades mixer wings 4a, 4A, 4b, 4B, which side by side and in Flow direction D arranged axially one behind the other are and wherein the axially arranged one behind the other Mixer blades 4a, 4b and 4A, 4B, a reverse twisting direction exhibit.
  • the mixer wing elements used here are used as plastic injection molded parts in large Quantities produced and are commercially available.
  • This web 5b is opposite to the Ridge 5a on the front of the mixer wing pairs 4a and 4A, 4B and 4B around the extension angle of the mixer blades 4a, 4A, 4b, 4B about the central axis of the mixer channel twisted around, in the illustrated case about 90 ° is.
  • the axial succession mixer blades 4a, 4b and 4A, 4B have shown here For example, virtually no radial coverage on it only a slight offset of the edges occurs due to the wall thickness of the web 5b.
  • the mixing elements are also different extension angle of the Mixer blades 4a, 4A, 4b, 4B about a central axis of the Mischerkanals 2 provided around, for example, larger as 120 ° and about 180 °.
  • the extensions axially arranged one behind the other Mixer blades 4a, 4b and 4A, 4B about a central axis Cover the mixer channel 2 around, especially with an overlap angle in the range of 30 ° to 90 °.
  • the Webs 5a, 5b form in the region of the center of the mixer channel 2 a one-piece connection between the axial arranged in the flow direction D one behind the other Mixer blade pairs 4a, 4A and 4b, 4B.
  • mixer channel 1 it can be seen as Half shells trained radial mixer channel sections 2a, 2b pocket-shaped on its inner wall Recesses 6, which the outer contour of the mixer wings 4a, 4A, 4b, 4B of the mixer blade element 3 take up. This creates one in the axial direction positive connection between the mixer channel 2 and the mixer blade element 3.
  • the mixer channel 2 allows the formation of mixing elements 1 for highly viscous substances and for large ones Throughputs with cost-effective and commercial available mixer blade elements 3.
  • Fig. 2b shows a plan view in the flow direction on a mixer element with the same Structure as shown in Figures 1 and 2a Mixer elements 1. It becomes the same mixer blade element as previously shown in the same way with the Mixer channel 2 connected. Unlike the previous ones the examples shown form the two half-shells 2a, 2b in this case, a mixer channel 2 with an oval cross-section.
  • the mixer blades 4a, 4A, 4b, 4b engage in recesses in the mixer wall 2 to effect a positive fit, so it is provided that the inner wall of the mixer channel projections which in recesses in the mixer blades 4a, 4A, 4b, 4B intervene. Also combinations are provided.
  • the mixer channel 2 of the mixing element. 1 formed integrally, so can a positive connection between mixer channel 2 and mixer blade element 3 with Achieve advantage in that the mixer channel 2 on its inner wall is formed as an internal thread 8 and the mixer blades 4a, 4A, 4b, 4B or the mixer blade element 3 on its outer surface a corresponding External thread 9 have or has.
  • Such Embodiment is shown in Fig. 4. It is also intended instead of a thread a bayonet-like Connect between them by e.g. at the outside of the mixer blades 4a, 4A, 4b, 4b and Mixer blade element 3 attached lugs a positive connection in grooves in the mixer channel 2 effect.
  • metal pins 10 are generated, which radially through the wall of the mixer channel 2 through corresponding recesses in the mixer blades 4a, 4A, 4b, 4B of the mixer blade element 3 enter.
  • FIG. 6 Another preferred variant is shown in FIG. 6, in which a positive connection in the axial Direction between mixer channel 2 and mixer blade element 3 is achieved by the fact that on the mixer wings 4a, 4A, 4b, 4B of the mixer blade element 3 arranged radially nibbling noses 11 in suitable recesses in engage the inner wall of the mixer channel 2.
  • the mixer blade element can be seen 3 under compression of the lugs 11 against the Insert flow direction D into the mixer channel 2.
  • the lugs 11 snap into recesses, such as e.g. Grooves in the inner wall of the mixer channel 2 and prevent by positive locking an axial displacement of the Mixer blade element 3 in the mixer channel 2 in the flow direction D.
  • Fig. 7 shows a static mixer 12 with one arranged in a housing 13 according to the invention Static mixing element 1 according to FIG. 1.
  • Static mixing element 1 according to FIG. 1.
  • a dispensing nozzle 14 arranged, which the targeted application of this mixer mixed stream facilitates.
  • the static mixer 12 shown here with only one static mixing element 1 is shown so are also versions with several, in particular a plurality of axially successively arranged mixing elements 1 provided.
  • embodiments are provided in which several single-stage mixing element segments 16 axially one behind the other are arranged.
  • static mixers 12 provided that both mixing elements 1 and mixing element segments 16 include.
  • Fig. 8 shows a mixer blade element 3 with in the outer region between the mixer blades 4a, 4b arranged supporting webs 15.
  • the mixer blades 4a, 4b as Swirl vanes 4a, 4b formed.

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  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)

Claims (26)

  1. Elément de mélange statique (1) avec un canal de mélangeur (2) sensiblement tubulaire et non divisé en direction axiale, dont la paroi intérieure forme la limitation extérieure en direction radiale de la section transversale à traverser par la matière à mélanger, et avec des ailettes de mélangeur (4a, 4A, 4b, 4B) adjacentes radialement à la paroi intérieure du canal de mélangeur (2), qui sont formées par au moins une pièce moulée séparée du canal de mélangeur (2), dans lequel au moins deux des ailettes de mélangeur sont disposées axialement l'une derrière l'autre dans le canal de mélangeur (2) et dans lequel au moins une ailette de mélangeur, qui se trouve axialement dans la direction de l'écoulement avant une ailette de mélangeur disposée en dernière position axialement dans la direction de l'écoulement, est assemblée à la paroi intérieure dans la région dans laquelle elle est radialement adjacente à la paroi intérieure du canal de mélangeur (2), pour la transmission de forces agissant en direction axiale de l'ailette de mélangeur au canal de mélangeur (2), caractérisé en ce que la au moins une ailette de mélangeur (4a, 4A, 4b, 4B) assemblée à la paroi intérieure du canal de mélangeur est assemblée à la paroi intérieure par concordance de forme par engagement d'éléments profilés saillants dans des cavités, dans la région dans laquelle cette ailette est adjacente radialement à la paroi intérieure du canal de mélangeur (2).
  2. Elément de mélange statique (1) selon la revendication 1, caractérisé en ce que le canal de mélangeur est formé de plusieurs éléments partiels radiaux (2a, 2b), en particulier de deux demi-coquilles (2a, 2b).
  3. Elément de mélange statique (1) selon la revendication 1, caractérisé en ce que le canal de mélangeur est formé d'un seul tenant.
  4. Elément de mélange statique (1) selon l'une quelconque des revendications précédentes, caractérisé en ce que le canal de mélangeur (2) présente une section transversale sensiblement constante en direction axiale.
  5. Elément de mélange statique (1) selon l'une quelconque des revendications précédentes, dans lequel la au moins une ailette de mélangeur (4a, 4A, 4b, 4B) assemblée à la paroi intérieure du canal de mélangeur (2) pénètre radialement dans une ou plusieurs cavités (6) dans la paroi intérieure du canal de mélangeur, et en particulier dans lequel ces cavités présentent dans cette région sensiblement le contour des ailettes de mélangeur.
  6. Elément de mélange statique (1) selon l'une quelconque des revendications précédentes, dans lequel la au moins une ailette de mélangeur (4a, 4A, 4b, 4B) assemblée à la paroi intérieure du canal de mélangeur (2) et la paroi intérieure du canal de mélangeur (2) sont configurées de telle façon qu'il se forme entre elles un assemblage du type à baïonnette ou à vis (8, 9).
  7. Elément de mélange statique (1) selon l'une quelconque des revendications précédentes, dans lequel la au moins une ailette de mélangeur (4a, 4A, 4b, 4B) assemblée à la paroi intérieure du canal de mélangeur (2) et la paroi intérieure du canal de mélangeur (2) sont configurées de telle façon qu'il se forme entre elles un emboítement par encliquetage ou pénétration de saillies (11) dans des cavités.
  8. Elément de mélange statique (1) selon l'une quelconque des revendications précédentes, dans lequel il est prévu des éléments supplémentaires (10) pour la réalisation d'un emboítement entre la au moins une ailette de mélangeur (4a, 4A, 4b, 4B) assemblée à la paroi intérieure du canal de mélangeur (2) et la paroi intérieure du canal de mélangeur (2), et il est en particulier prévu des goujons d'assemblage (10) pour la réalisation de l'emboítement.
  9. Elément de mélange statique (1) selon l'une quelconque des revendications précédentes, dans lequel la au moins une ailette de mélangeur (4a, 4A, 4b, 4B) assemblée à la paroi intérieure du canal de mélangeur (2) est disposée axialement en première position dans la direction de l'écoulement.
  10. Elément de mélange statique (1) selon l'une quelconque des revendications précédentes, dans lequel au moins deux ailettes de mélangeur (4a, 4A, 4b, 4B) disposées l'une derrière l'autre en direction axiale sont assemblées à la paroi intérieure dans la région dans laquelle celles-ci sont radialement adjacentes à la paroi intérieure du canal de mélangeur (2).
  11. Elément de mélange statique (1) selon l'une quelconque des revendications précédentes, dans lequel des ailettes de mélangeur (4a, 4b), (4A, 4B) disposées l'une derrière l'autre en direction axiale et/ou des ailettes de mélangeur (4a, 4A), (4b, 4B) se trouvant dans la même position axiale sont assemblées les unes aux autres pour la transmission de l'une à l'autre de forces agissant en direction axiale, et en particulier dans lequel celles-ci sont assemblées les unes aux autres dans la région du centre du canal de mélangeur (2).
  12. Elément de mélange statique (1) selon l'une quelconque des revendications précédentes, dans lequel au moins deux ailettes de mélangeur (4a, 4A, 4b, 4B) forment un élément d'ailette de mélangeur continu (3), et en particulier dans lequel cet élément d'ailette de mélangeur (3) est formé d'un seul tenant.
  13. Elément de mélange statique (1) selon la revendication 12, dans lequel l'élément d'ailette de mélangeur (3) présente au moins deux ailettes de mélangeur (4a, 4b), (4A, 4B) disposées l'une derrière l'autre en direction axiale.
  14. Elément de mélange statique (1) selon la revendication 13, dans lequel les ailettes de mélangeur (4a, 4b), (4A, 4B) de l'élément d'ailette de mélangeur (3) disposées l'une derrière l'autre en direction axiale sont assemblées les unes aux autres par des nervures de soutien (15) dans la région qui est adjacente à la paroi intérieure du canal de mélangeur (2).
  15. Elément de mélange statique (1) selon la revendication 14, dans lequel les nervures de soutien (15) sont disposées dans des cavités radiales dans la paroi intérieure du canal de mélangeur (2).
  16. Elément de mélange statique (1) selon l'une quelconque des revendications 12 à 15, dans lequel celui-ci présente au moins deux éléments d'ailette de mélangeur (3) et en particulier dans lequel celui-ci présente au moins deux éléments d'ailette de mélangeur (3) disposés axialement l'un derrière l'autre dans le canal de mélangeur (2).
  17. Elément de mélange statique (1) selon l'une quelconque des revendications précédentes, dans lequel les étendues des ailettes de mélangeur (4a, 4b), (4A, 4B) disposées axialement l'une derrière l'autre se recouvrent dans leur direction transversale à l'axe de l'élément de mélange (1), et en particulier dans lequel celles-ci se recouvrent autour d'un axe central du canal de mélangeur (2) et en particulier dans lequel leurs étendues se recouvrent d'un angle de 30° à 90° autour d'un axe central du canal de mélangeur (2).
  18. Elément de mélange statique (1) selon l'une quelconque des revendications précédentes, dans lequel au moins une partie des ailettes de mélangeur (4a, 4A, 4b, 4B) sont des ailettes hélicoïdales (4a, 4A, 4b, 4B), et en particulier dans lequel toutes les ailettes de mélangeur (4a, 4A, 4b, 4B) sont des ailettes hélicoïdales (4a, 4A, 4b, 4B).
  19. Elément de mélange statique (1) selon la revendication 18, dans lequel des ailettes hélicoïdales (4a, 4b), (4A, 4B) disposées l'une derrière l'autre en direction axiale présentent des sens de giration inversés.
  20. Elément de mélange statique (1) selon l'une quelconque des revendications précédentes, dans lequel le canal de mélangeur présente une section transversale sensiblement ronde, et en particulier dans lequel celui-ci présente une section transversale circulaire ou dans lequel celui-ci présente une section transversale non circulaire.
  21. Elément de mélange statique (1) selon l'une quelconque des revendications 1 à 19, dans lequel le canal de mélangeur présente une section transversale sensiblement polygonale et en particulier dans lequel celui-ci présente une section transversale carrée.
  22. Elément de mélange statique (1) selon l'une quelconque des revendications précédentes, dans lequel les ailettes de mélangeur (4a, 4A, 4b, 4B) s'étendent chacune sur un angle d'au moins 90° dans le canal de mélangeur (2) autour d'un axe central du canal de mélangeur (2), et en particulier sur un angle d'au moins 120°, et en particulier sur un angle de 180°.
  23. Elément de mélange statique (1) selon l'une quelconque des revendications précédentes, dans lequel les ailettes de mélangeur (4a, 4A, 4b, 4B) et/ou le canal de mélangeur (2) sont fabriqués en matière plastique, et en particulier dans lequel ceux-ci sont fabriqués en matière plastique par le procédé de moulage par injection.
  24. Mélangeur statique (12) avec au moins un élément de mélange statique (1) selon l'une quelconque des revendication précédentes.
  25. Mélangeur statique (12) selon la revendication 24, comportant en outre une enceinte (13) destinée à recevoir le au moins un élément de mélange statique (1), et en particulier comportant une buse de sortie (14).
  26. Utilisation de l'élément de mélange statique (1) ou du mélangeur statique (12) selon l'une quelconque des revendications précédentes, pour le mélange de substances à viscosité élevée, en particulier pour le mélange de PU à viscosité élevée avec des accélérateurs de prise.
EP01109478A 2000-04-27 2001-04-25 Elément de mélange statique et mélangeur statique ainsi que leur application Expired - Lifetime EP1149626B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH8302000 2000-04-27
CH8302000 2000-04-27

Publications (2)

Publication Number Publication Date
EP1149626A1 EP1149626A1 (fr) 2001-10-31
EP1149626B1 true EP1149626B1 (fr) 2005-07-20

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EP01109478A Expired - Lifetime EP1149626B1 (fr) 2000-04-27 2001-04-25 Elément de mélange statique et mélangeur statique ainsi que leur application

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Country Link
US (1) US6585407B2 (fr)
EP (1) EP1149626B1 (fr)
AT (1) ATE299750T1 (fr)
DE (1) DE50106752D1 (fr)
ES (1) ES2244514T3 (fr)

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DE50110824D1 (de) * 2000-10-17 2006-10-05 Sika Technology Ag Statikmischer und verfahren zum vermischen einer hauptkomponente mit einer zusatzkomponente
US6637668B2 (en) * 2001-10-24 2003-10-28 Magarl, Llc Thermostatic control valve with fluid mixing
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US20020001257A1 (en) 2002-01-03
US6585407B2 (en) 2003-07-01
EP1149626A1 (fr) 2001-10-31
ATE299750T1 (de) 2005-08-15
DE50106752D1 (de) 2005-08-25
ES2244514T3 (es) 2005-12-16

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