WO2015011165A1 - Dispositif et un procédé d'application d'au moins un composé condensable et sublimable sur des surfaces de substrats ou éléments solides et substrat ou élément pouvant être obtenu par le procédé ainsi que dispositif et procédé de définition de la surface d'un substrat ou élément solide - Google Patents

Dispositif et un procédé d'application d'au moins un composé condensable et sublimable sur des surfaces de substrats ou éléments solides et substrat ou élément pouvant être obtenu par le procédé ainsi que dispositif et procédé de définition de la surface d'un substrat ou élément solide Download PDF

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Publication number
WO2015011165A1
WO2015011165A1 PCT/EP2014/065765 EP2014065765W WO2015011165A1 WO 2015011165 A1 WO2015011165 A1 WO 2015011165A1 EP 2014065765 W EP2014065765 W EP 2014065765W WO 2015011165 A1 WO2015011165 A1 WO 2015011165A1
Authority
WO
WIPO (PCT)
Prior art keywords
compound
application
cyclododecane
sublimable
component
Prior art date
Application number
PCT/EP2014/065765
Other languages
German (de)
English (en)
Inventor
Hans-Michael Hangleiter
Leonie Saltzmann-Tyll
Original Assignee
Hans-Michael Hangleiter 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
Priority claimed from EP20130177469 external-priority patent/EP2829328A1/fr
Priority claimed from EP20130177470 external-priority patent/EP2829329A1/fr
Application filed by Hans-Michael Hangleiter Gmbh filed Critical Hans-Michael Hangleiter Gmbh
Publication of WO2015011165A1 publication Critical patent/WO2015011165A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00—Processes for applying liquids or other fluent materials
    • B05D1/60—Deposition of organic layers from vapour phase
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
    • B05D5/02—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain a matt or rough surface

Definitions

  • the present invention relates to an application device for applying at least one sublimi erbaren condensable compound, in particular kondeiisierbard cyclododecane, on surfaces of solid substrates, in particular on component surfaces, and a device for determining the surface of a solid substrate or component. Furthermore, the present invention relates to a method for, in particular in sections or full-surface, providing, in particular matting, at least one, in particular shiny and / or smooth, surface of a solid substrate with a layer of at least one sublimable compound, in particular with a cyclododecane layer. Furthermore, the invention relates to a solid substrate or a component having a surface which has a condensed-on layer of at least one sublimable compound, in particular of cyclododecane.
  • Cyclododecane is a long-time commercially available hydrocarbon compound which is solid at room temperature and practically insoluble in water. Cyclododecane is one of those substances which sublimate at room temperature, that is, from the solid state immediately to the gaseous state. Cyclododecane is used, for example, for restorative purposes such as paper restoration. Also cyclododecane is used for temporary printing or marking of building structures. In this case one resorts to compositions which are present in a spray can. From the
  • WO 98/42794 discloses a composition in the form of a spray can filling. - -
  • cydododecane containing 1 to 60 percent by weight of cydododecane and 99 to 40 percent by weight of a propellant gas as the carrier medium comprising n-butane, propane or ethane.
  • a propellant gas as the carrier medium comprising n-butane, propane or ethane.
  • cydododecane is disclosed in JP .200634224? In combination with Alkylengl kolkolkylethem also used as a cleaning agent, From JP 10025495 is known to clean LCD surfaces using a mixture containing saturated aliphatic hydrocarbons such as cydododecane and glycol ether.
  • fragrances with a long-term effect are to be distributed in a room, if the fragrance mixture additionally contains adamantane and cydododecane.
  • a sublatable hydrocarbon mixture containing adamantane, endotrimethylene norbornene and cydododecane is used as the rust inhibitor.
  • an application device for applying at least one sublimable condensable compound, in particular condensable cydododecane, to surfaces of solid substrates, in particular on component surfaces, contains at least one heatable material container designed and suitable for liquefying the at least one sublimable compound, in particular cydododecane, with at least a Einrailöffimng for the at least one sublimable compound, in particular cydododecane, at least one supply line of at least one gas in the material container with at least one outlet below the, in particular maximum, filling height, also called first Gaseinleitvoriques, and at least one application line with at least one gas receiving opening and with at least one application opening for applying the at least one sublimable compound, in particular of cydododecane, on Substratoberflä chen by means of Auskondensierens.
  • the at least one outlet opening is preferably at or adjacent to the bottom of the deliverable.
  • Material container attached so that the gas emerging from it as long as possible to travel through the liquefied sublimable compound has.
  • a method for, in particular sections or full area providing, in particular matting, at least one, in particular glossy and / or smooth, surface of a solid substrate, in particular component, with at least one layer of at least one subli mable compound, in particular a C yclodod b) providing at least one sublatable compound, in particular cyelododecane, preferably in the solid state Condition, c) Provision of at least one, in particular inventive, application device for the at least one sublimable compound, in particular a Cyelododecan application device, comprising at least one heatable material container designed and suitable for.
  • the at least one sublimable compound, in particular cyelododecane, and at least one application opening, are dehydrogenating.
  • the sublimable compound in particular Cyelododeean, condenses to form a, in particular homogeneous, layer on the surface.
  • the method for applying a layer of at least one sublimable compound, in particular a C y cl odod ec ans ch ch t preferably uses the application device according to the invention for applying at least one sublimable condensable compound, in particular of condensable Cyelododeean.
  • the at least one sublimable compound comprises e.g. Menthol, naphthalene,
  • a compound as a single substance or mixture, is sublimable within the meaning of the invention when it passes from the solid to the gaseous state, in particular at room temperature under normal pressure conditions, without passing through a liquid state.
  • the sublimable compound can also be condensed out of the gaseous phase onto solid surfaces, i. directly into the solid state.
  • Such application devices which further comprise at least one, in particular heatable, lid for the at least one filling opening.
  • Particularly suitable application devices according to the invention are also distinguished by the fact that the first gas inlet device comprises at least one first section, which is present outside the heatable material container, and / or that the first gas inlet device comprises at least one second section, which is present within the heatable material container.
  • first section of the first Gaseinleitvoroplasty is at least partially heated and / or the second portion of the first Gaseinlcitvoroplasty, in particular at its end portion, a plurality of gas outlet openings.
  • the risk of Auskondensier ens of at least one sublimable compound, in particular of Cyelododeean, within the heatable material container can in particular be minimized or even prevented by the fact that the material container, in particular its walls, and optionally the lid in. Substantially over the entire surface are designed to be heated.
  • the Gasaufhahmeöffhung the application line is expediently above, in particular maximum, filling level of the sublimable compound, in particular the cycloiododecane before.
  • the risk is banned that possibly liquid sublimable compound, in particular liquid cyclododecane, enters the application line.
  • sublimatable compound in particular of cyclododecane
  • the application of sublimatable compound, in particular of cyclododecane, from the gas phase to the substrate surface by means of condensing also succeeds particularly simple if the application opening of the application line is a nozzle, or comprises.
  • the mode of operation of the application device according to the invention is also particularly satisfactory in such an embodiment, in which the application line, in particular the section of the same outside the material container, is designed to be heatable at least in sections.
  • the handling of the application device according to the invention presents the skilled person in particular no problems if care is taken that the first section of the first Gaseinleitvomchtung at least partially flexible and / or that the at least one application line at least partially, in particular present outside of the material container Section thereof, is flexible.
  • a further embodiment variant of the application device according to the invention further comprises at least one, in particular electronically controllable, shut-off valve as a component, in particular of the first section, the first gas inlet device and / or at least one compressor connected or connectable to the first gas inlet device,
  • the second portion of the first Gaseinleitvoriques at least partially, preferably for the most part, below the, in particular maximum, filling level is present or can be arranged, so that the gas in the liquefied sublimable compound, in particular the liquefied cyclododecane, can be registered.
  • the second section of the first gas inlet device has an end section containing the plurality of outlet openings, and a feed section to this end section, which is present or can be arranged below the, in particular maximum, filling level.
  • At least one, in particular at least partially heatable, second Gaseinleitvoriques may be provided in the inventive application devices, which is set up and designed to a, in particular heated, gas above the maximum filling level in the heatable material container, iisbesondere in the direction of at least one gas receiving opening. to lead.
  • the first portion of the first Gaseinleitvoroplasty is at least partially designed in such a way heated, that passed through this first section gas to temperatures in the range of 20 ° C to 100 ° C, in particular from 60 ° C to 80 ° C is tempered and / or that the second Gaseinleitvorutter is at least partially designed in such a way that a gas passed through this second Gaseinleitvortechnik gas to temperatures in the range of 60 ° C to 1 00 ° C, in particular from 70 ° C to 95 ° C, is temperature-controlled and / or that the Ap applicationss ⁇ tion is at least partially designed in such a way heated, that passed through this application line gas to temperatures in the range of 20 ° C to 100 ° C, in particular from 60 ° C to 80 ° C. , is temperature controlled.
  • the object on which the invention is based is furthermore achieved by a device for determining the quality, in particular for determining the surface, of a solid substrate, in particular component, comprising at least one 3D scanner, in particular a 3 D strip light scanner, and at least one in particular according to the invention
  • Application device comprising at least one heatable material container, for the application of. on at least one of the surfaces of the substrate or component of at least one sublimable condensable compound, in particular of condensable cyclododecane.
  • the at least one sublimable compound, in particular cyclododecane may be present in the heatable material container. Accordingly, liquefiable and / or liquid sublimable compound, in particular liquefiable and / or liquid cyclododecane, can be filled or present in the heatable material container of the device according to the invention.
  • the temperature at the surface of the substrate which, via the at least one application opening, is to be coated with the at least one sublimable compound to be condensed out, in particular with cyclododecane to be condensed out, and / or with the at least one condensed sublimable one Compound, in particular with condensed cyclododecane, has been coated is set or is such that the applied layer of the at least one, sublimable compound, in particular the applied cyclododecane, does not melt or is not transferred to the surface in the melt state when applied to the surface.
  • the heatable material container of the application device for the at least one sublimable connection in particular the cyclododecan application device, has at least one first gas introduction device which is set up and. is designed to withstand, in particular to temperatures in the. Range of 20 ° C to 100 " C, preferably in the range of 5Ü ° C to 90 ° C and more preferably heated from 60 ° C to 80 ° C, gas through the present in the heatable material container liquefiable or liquid subimiable compound, in particular by liquefiable or liquid cyclododecane, in particular in the direction of the at least one application opening.
  • the application opening and / or the application line can comprise at least one protective grid, in particular with a mesh width in the range of. 50 ⁇ to 3.5 mm, preferably from 100 pm to 500 pm, more preferably from 200 to 400 pm include.
  • the guard prevents the gas within the appli cation from igniting.
  • the protective grid is expediently a, in particular close-meshed, wire mesh.
  • the protective grid is substantially entirely or partially made of metal, in particular copper.
  • the grating preferably covers the entire aperture. echoesöffhung and / or the entire opening cross-section of the application line.
  • the wires of the grid preferably have a diameter in the range of 100 ⁇ to 3 mm , More preferably 500 ⁇ to 1500 ⁇ and iiisbesonder preferably 600 to 1200 ⁇ .
  • the specific thermal conductivity of the grid material and / or the heat conductor at 0 ° C is greater than 50 W / (m * K), more preferably greater than 200 W / (m * K) and particularly preferably greater than 300 W / (m * ).
  • the temperature of the gas conducted through the heatable material container substantially corresponds to the temperature of the liquefied at least one sublimable compound present in this heatable material container, in particular the liquefied cyclododecane.
  • a constant temperature of the sublimable compound to be applied to the substrate surface, in particular of cyclododecane can be ensured, irrespective of the amount of gas passed through the sublimable compound, in particular the liquid cycloelodecane.
  • the heatable material container of the application device for the at least one sublimatable compound in particular the Cyelododecan application device, has at least one second gas inlet pretensioning, which is set up and designed to, in particular to temperatures in the range of 60.degree heated to 100 ° C, in particular from 60 ° C to 95 ° C.
  • the second gas introduction device may e.g.
  • the cyclododecane succeeds on the substrate surface can, according to a
  • the application opening is kept so spaced from the surface of the substrate, that the temperature of the at least one sublimable compound, in particular the cyclododecane, during. Impact on the surface a temperature in the range of 40 ° C to 80 ° C, preferably in the range of 50 ° C to 70 ° C, and more preferably in the range of 55 ° C to 60 ° C, has.
  • the temperature of the surface to which the at least one sublimable compound, in particular cyclododecane, is applied via the at least one application opening is lower than the temperature of this surface impinging sublimable compound, in particular of the cyclododecane impinging on this surface, preferably at least 5 ° C lower and more preferably at least 25 ° C lower than the temperature of the sublimable compound impinging on said surface, in particular of the cyclododecane impinging on said surface, and in particular lower than is the melting point of the sublimable compound, especially cyclododecane.
  • the temperature of the surface to which the at least one sublimable compound, in particular the cyclododecane, is applied via the at least one application opening is in the range of 10 ° C. to 30 ° C., preferably in the range of 15 ° C is up to 25 ° C, and particularly preferably at room temperature,
  • Suitable gases for passage through the first and / or second gas introduction device are preferably those gases which are inert towards the sublimable compound, in particular cyclododecane, for example air, noble gases such as argon or xenon, nitrogen, carbon dioxide or any mixtures thereof,
  • the method according to the invention can also be carried out semi-automatically or fully automatically.
  • the at least one application opening for applying the sublimable compound, in particular the cyclododecane is guided at a distance from the surface of the substrate by means of at least one robot.
  • the method according to the invention is part of a multistage process for producing at least one component, in particular - -
  • rosserieinnen- or -au connectionbauteils and particularly preferably for the production of a product containing the at least one component, in particular body component, for example, along a process line, is.
  • a solid substrate, in particular component with a, in particular sections or all-surface shiny and / or partially or fully smooth surface, characterized by a, in particular substantially homogeneous, aufkondensêt layer of at least one sublimable compound, in particular from cyclododecane, preferably obtained by the process according to the invention.
  • a solid substrate in particular component
  • a condensed-out coating of cyclododecane as a permanent coating
  • the inventive method is preferably used to provide a substrate or component surface temporarily with a substantially homogeneous layer of the at least one sublimable compound, in particular cyclododocane.
  • Condensed layer according to the invention method is also based on the fact that these zur übergenden part, in particular substantially fully constantly, no crystals and / or agglomerates and / or flocculation of the at least one sublimable compound, in particular no cyclododecane crystals and / or cyclododecane Agglomerates and / or no cyclododecane flocculates.
  • the substrates or components according to the invention can basically be any substrates or components. Suitable substrates should be designed and constructed in such a way that, at least during the period of application of the sublimable Bonding, especially the cyclododecane, and the measurement of the resulting component surface does not change in shape or dimensions. Consequently, with the. According to the invention, the surfaces of natural substrates, for example stones, can also be measured.
  • the substrate according to the invention particularly preferably sets, in particular permanently coated, metal, glass. Ceramic or plastic component, dar.
  • the layer of the sublimable compound, in particular the cyclododecane as a temporary layer on the metal, glass, ceramic or plastic component.
  • Such metal, glass, ceramic or plastic components are often clitung with a permanent Beschi, in particular Glan / .be harshung provided.
  • suitable durable coatings include, for example, coatings based on acrylic.
  • the substrates according to the invention may be vehicle-mounted motor vehicles, in particular body components, or components from the field of medical technology or orthopedic technology.
  • the invention also relates to the use of the substrate for determining the quality or the surface of a solid substrate, in particular a component,
  • the object on which the invention is based is accordingly furthermore achieved by a method for checking or determining the quality or the surface of a solid substrate, in particular a component, comprising the steps of a) providing a substrate or component with a surface, b) providing the surface with a self-condensed layer of the at least one sublimable compound, in particular of cyclododecane according to the method according to the invention described above, c) acquiring the data of the surface with the aid of at least one 3D scanner, in particular a 3D strip light scanner, d) balancing the in step c) recorded the data of the surface with deposited for the surface of the substrate or component data and e) determining the deviation or the quality of the surface of the substrate or
  • Suitable devices and methods for detecting the data of the surface of a substrate or component are known to the person skilled in the art. The same applies to hardware and - -
  • Software that can be used to compare with data, in particular surface-relevant data, that has been deposited for a component to be measured.
  • the determination of the quality of a surface i.
  • the surface or the condition of a surface in comparison to a reference surface of a solid substrate or component is of great importance, in particular in motor vehicle construction, in particular body construction, as well as in the production of medical technology components and orthopedic technology components.
  • the process according to the invention can be used particularly advantageously.
  • motor vehicle components are understood to mean both external components and components of the interior, for example fittings.
  • the device according to the invention or the method according to the invention can be used, for example, in the tomographic measurement of mechanical workpieces, e.g. in DE 10 2008 018 445 discloses, in the SD geometry detection method according to DE 10 2008 048 963, in the method for automatically predetermining the structure of finely painted component surfaces according to DE 10 2008 060 1 15 and in the method for trouble-free determination of material properties according to DE 10 201 1 104 435.
  • the subject matter of the invention may also be used in modified or hereby related methods.
  • the abovementioned methods represent methods for checking or determining the quality or the surface of a substrate or component.
  • the present invention was based on the surprising finding that sublimable condensable compounds, in particular cyclododecane, can be homogeneously condensed onto a component surface with the aid of the application device according to the invention or with the aid of the process according to the invention. It is furthermore of particular advantage that the component surfaces thus provided with a condensed-on layer of sublimable compound, in particular a Cyckxlodecan layer, can be measured without problems by means of 3D recognition software without Messg. Evaluation errors, for example due to crystal or aggregate formation or due to flocculation of the sublimable compound, in particular the cyclo- dodecans are to be feared. It has also proved to be particularly advantageous that the measured components do not constitute rejects, but can be returned to the production process without residue and completely undamaged. In this way, a very efficient, also random, control of especially fully or semi-automatic manufacturing process succeeds.
  • the device according to the invention or the method according to the invention it is possible to coat the surface of solid substrates, in particular components, substantially uniformly with a homogeneous layer of the sublimable compound, in particular Cyckxkxlecan, whereby the actual surface contour of the substrate or component is extremely uniform and unchanged is reproduced.
  • the component geometry to be measured is also not disturbed by, for example, inhomogeneities in the thickness or structure of the condensed layer of the at least one sublimable compound, in particular the cyclododecane. Because with the device according to the invention or the method according to the invention, there is generally no crystallization, flocculation or aggregation of the sublimable compound, in particular cyclododecane, during the condensation.
  • the sublimable compound, in particular cyclododecane can be applied so thinly on a surface of a substrate or component that the surface structure or geometry of the component is exactly reproduced and, on the other hand, a dimensional change during measurement can be almost neglected.
  • the sublimable condensable compound, in particular cyclododecane sublimes without residue, ie changes from the solid state, as present on the substrate surface, into the gaseous state. Accordingly, there is no need for any external mechanical influence in order to remove the layer of sublimable compound, in particular the cyclododecane layer, from the substrate surface without residue.
  • the substrate or component subjected to the measurement is completely identical to the substrate or component prior to the condensation of the described layer of sublimable compound, in particular the cyclododecane layer.
  • the encapsulated cyclododecane layer can be removed residue-free by sublimation at room temperature over a period of 1 minute to 6 hours.
  • the condensed cyclododean after about - -
  • the cyclododecane layer succeeds in a very short time, and also the substrates or components usually subjected to such measuring operations at the measuring temperatures, in particular at temperatures in the range of 15 ° C to 25 ° C, in particular from 1 8 ° C to 22 ° C completely indifferent to e.g. Deformation are, taken out of a production process substrate or component can be returned to the production process after about 6 hours again.
  • Figure 1 is a schematic cross-sectional view of an applicator device for a
  • the applicator device for a sublimable compound represents in the variant described below by way of example a cyclododecane administration application.
  • the cyclododecane application device 2 comprises in the illustrated. Embodiment variant, a heatable material container 4 and a likewise heatable Deekel 6, which closes a Einfullöffhung 8 for cyclododecane. Because basically the entire container 4 has been made heatable, for example by heatable outer walls, condensation of cyclododecane within this container can be avoided.
  • the cyclododecan application device 2 further has a first gas inlet device 10 with a first portion 12 outside of the material container 4 and a second portion 14, which is present within the material container.
  • the present outside the Materialbeliälters 4 section 12 is jacketed in the illustrated preferred embodiment with a heater 28, so that the transferred via the first Gaseinleit- device 1 0 in the material container gas, eg air, is already introduced in the warmed up state.
  • the material container gas eg air
  • the application opening 20 is part of an application line 22, which is connected via the gas outlet opening 24 with the heatable container 4.
  • the Ausbergsöfrhung 24 always has - -

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Abstract

La présente invention concerne un dispositif et un procédé d'application d'au moins un composé condensable et sublimable sur des surfaces de substrats solides. Le dispositif d'application comprend au moins un réservoir de matière, pouvant être chauffé, qui est configuré et adapté pour liquéfier l'au moins un composé sublimable et qui comporte au moins un orifice de remplissage destiné à l'au moins un composé sublimable, au moins un conduit d'amenée d'au moins un gaz dans le réservoir de matière qui comporte au moins un orifice de sortie ménagé au-dessous du niveau de remplissage, également désigné par premiers dispositifs d'alimentation en gaz, et au moins un conduit d'application qui comporte au moins un orifice de réception de gaz et au moins un orifice d'application de l'au moins un composé sublimable, notamment du cyclododécane, sur des surfaces de substrat par condensation. Le procédé destiné à doter une surface d'un substrat solide d'au moins une couche d'un composé sublimable comporte les étapes consistant à : a) produire au moins un substrat solide possédant au moins une surface, b) produire au moins un composé sublimable, c) produire au moins un dispositif d'application de l'au moins un composé sublimable qui comporte au moins un réservoir de matière, pouvant être chauffé et configuré et adapté pour chauffer au moins un composé sublimable, et au moins un orifice d'application, d) introduire éventuellement l'au moins un composé sublimable dans le réservoir de matière, pouvant être chauffé, du dispositif d'application de l'au moins un composé sublimable, e) transférer l'au moins un composé sublimable à l'état liquide dans le réservoir de matière, pouvant être chauffé, du dispositif d'application de l'au moins un composé sublimable, f) faire passer l'au moins un gaz à travers le composé sublimable liquide pour former un flux de gaz contenant le composé sublimable, g) le guider le long de l'orifice d'application, duquel le composé sublimable se dégage sous la forme d'une partie du flux de gaz, et à distance de la surface du substrat de sorte que le composé sublimable se condense sur la surface en formant une couche. En outre, l'invention concerne un dispositif et un procédé de définition de la surface d'un substrat solide.
PCT/EP2014/065765 2013-07-22 2014-07-22 Dispositif et un procédé d'application d'au moins un composé condensable et sublimable sur des surfaces de substrats ou éléments solides et substrat ou élément pouvant être obtenu par le procédé ainsi que dispositif et procédé de définition de la surface d'un substrat ou élément solide WO2015011165A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP13177469.7 2013-07-22
EP13177470.5 2013-07-22
EP20130177469 EP2829328A1 (fr) 2013-07-22 2013-07-22 Dispositif d'application d'au moins une liaison pouvant être sublimée et condensée, notamment d'un cyclododécane pouvant être condensé, sur des surfaces de substrats ou de composants solides ainsi que dispositif de détermination de la qualité, notamment de la surface, d'un substrat ou composant solide
EP20130177470 EP2829329A1 (fr) 2013-07-22 2013-07-22 Procédé destiné à pourvoir une surface d'un substrat ou d'un composant solide d'une couche constituée d'au moins une liaison pouvant être sublimée, notamment d'une couche d'application de cyclododécane, ainsi que substrat ou composant obtenu d'après ce procédé

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005002634A1 (fr) * 2003-07-02 2005-01-13 Givaudan Sa Dispersion par vaporisation
CN202778307U (zh) * 2012-07-30 2013-03-13 天津开发区合普工贸有限公司 可精确控制浓度的超微小粒径气溶胶发生设备

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005002634A1 (fr) * 2003-07-02 2005-01-13 Givaudan Sa Dispersion par vaporisation
CN202778307U (zh) * 2012-07-30 2013-03-13 天津开发区合普工贸有限公司 可精确控制浓度的超微小粒径气溶胶发生设备

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Week 201352, Derwent World Patents Index; AN 2013-J75305, XP002718059 *

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