WO2022181332A1 - Kit sensible au rayonnement uv, procédé de mesure de rayonnement uv et unité pour kit sensible au rayonnement uv - Google Patents

Kit sensible au rayonnement uv, procédé de mesure de rayonnement uv et unité pour kit sensible au rayonnement uv Download PDF

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Publication number
WO2022181332A1
WO2022181332A1 PCT/JP2022/005066 JP2022005066W WO2022181332A1 WO 2022181332 A1 WO2022181332 A1 WO 2022181332A1 JP 2022005066 W JP2022005066 W JP 2022005066W WO 2022181332 A1 WO2022181332 A1 WO 2022181332A1
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WO
WIPO (PCT)
Prior art keywords
ultraviolet
sensing
ultraviolet sensing
housing
kit
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PCT/JP2022/005066
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English (en)
Japanese (ja)
Inventor
貴美 池田
宏 山本
浩一 島田
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富士フイルム株式会社
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Publication of WO2022181332A1 publication Critical patent/WO2022181332A1/fr

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/02—Details
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/48—Photometry, e.g. photographic exposure meter using chemical effects
    • G01J1/50—Photometry, e.g. photographic exposure meter using chemical effects using change in colour of an indicator, e.g. actinometer

Definitions

  • the present invention relates to an ultraviolet sensing kit, an ultraviolet measuring method using the same, and an ultraviolet sensing kit unit for measuring ultraviolet rays using an ultraviolet sensing member.
  • ultraviolet light is invisible light, and it is very difficult to visually detect its intensity. Therefore, an ultraviolet photometer is usually used to measure the amount of ultraviolet rays.
  • a device that utilizes the photovoltaic force of a semiconductor is generally known as an ultraviolet light meter.
  • the ultraviolet light meter is expensive and inconvenient to carry.
  • Patent Document 1 describes at least one selected from a maleic acid resin, a cellulose derivative resin, a polyvinyl alcohol resin, a polyester resin having an alcoholic hydroxyl group, a butyral resin having an alcoholic hydroxyl group, and an acrylic resin having an alcoholic hydroxyl group. and a leuco dye, and a UV sensitive sheet printed with this UV dose detecting ink.
  • Patent Document 2 discloses an ultraviolet sensitive sheet having a filter layer that selectively transmits light of a specific wavelength and an ultraviolet sensitive layer that includes capsules encapsulating a luminescent dye and a photooxidant.
  • the amount of ultraviolet rays can be easily measured at any place.
  • the sensitivity of the UV-sensitive sheet may be insufficient, and a measurement time of several minutes may not produce sufficient color. Therefore, there is a problem that the measurement of the amount of ultraviolet rays using the ultraviolet sensitive sheet may take a long time.
  • An object of the present invention is to solve such problems of the prior art.
  • An object of the present invention is to provide a kit unit and an ultraviolet measurement method.
  • the present invention has the following configurations.
  • An ultraviolet sensing member that develops color upon receiving ultraviolet rays, a supporting portion that detachably supports the ultraviolet sensing member, a condensing member that condenses the ultraviolet rays on the ultraviolet sensitive member supported by the supporting portion, and a condensing member. and a holding member that holds the UV light sensing kit.
  • the ultraviolet sensing kit according to [1] wherein the ultraviolet sensing member is in the form of a sheet.
  • the support has positioning means for the ultraviolet sensing member.
  • the ultraviolet sensing kit according to [6] which has a condensing lens as the condensing member, and the condensing lens has a transmittance of 70% or more for ultraviolet rays having a wavelength of 222 nm.
  • An ultraviolet measurement method comprising irradiating an ultraviolet sensing member with ultraviolet rays condensed by a condensing member, and then detecting color development of the ultraviolet sensing member.
  • a support that detachably supports an ultraviolet sensing member that develops color upon receiving ultraviolet light, a light collecting member that collects the ultraviolet light on the ultraviolet light sensing member supported by the support, and a housing that holds the light collecting member. or a frame, and a unit for an ultraviolet sensing kit.
  • the amount of ultraviolet rays can be measured quickly using the ultraviolet sensing member.
  • FIG. 1 is a diagram conceptually showing an example of the ultraviolet sensing kit of the present invention.
  • FIG. 2 is a diagram conceptually showing an example of an ultraviolet sensing chip.
  • FIG. 3 is a diagram conceptually showing an example of positioning means for the ultraviolet sensing chip.
  • FIG. 4 is a diagram conceptually showing another example of positioning means for the ultraviolet sensing chip.
  • FIG. 5 is a schematic cross-sectional view for explaining the action of the ultraviolet sensing kit shown in FIG.
  • FIG. 6 is a diagram conceptually showing an example of a method of inserting/removing an ultraviolet sensing chip into/from a housing.
  • FIG. 7 is a diagram conceptually showing another example of the ultraviolet sensing kit of the present invention.
  • FIG. 8 is a diagram conceptually showing another example of the ultraviolet sensing kit of the present invention.
  • FIG. 9 is a diagram conceptually showing another example of the ultraviolet sensing kit of the present invention.
  • FIG. 10 is a diagram conceptually showing another example of the ultraviolet sensing kit of the present invention
  • the ultraviolet sensing kit, the ultraviolet measuring method, and the unit for the ultraviolet sensing kit of the present invention develop a color when irradiated with ultraviolet rays, and the density changes according to the amount of irradiated ultraviolet rays (ultraviolet irradiation amount).
  • An ultraviolet sensing member is used to measure the amount of ultraviolet rays.
  • Such the present invention can be used to measure the amount of ultraviolet rays in various applications using ultraviolet rays, such as sterilization, disinfection, treatment, pest control, and curing of resins such as adhesives and fiber-reinforced plastics.
  • the present invention can be suitably used for measuring the amount of ultraviolet rays in various applications such as sterilization (sterilization, disinfection) using ultraviolet rays.
  • the present invention is used for measuring the amount of ultraviolet rays in an ultraviolet sterilization device used in medical applications, hairdressing applications, food applications, etc., and measuring the amount of ultraviolet rays in hand-held or fixed ultraviolet germicidal lamps (ultraviolet germicidal lamps). It is suitably used for measurement and the like.
  • the ultraviolet sensing member is not limited, and various known ones can be used.
  • various shapes such as a sheet shape and a block shape such as a rectangular parallelepiped and a columnar shape can be used.
  • a sheet-like ultraviolet sensing member that is, an ultraviolet sensing sheet is preferably used.
  • shape of the sheet-shaped ultraviolet sensing member various shapes such as square, rectangle, circle, ellipse, polygon other than quadrangle such as hexagon, and irregular shape can be used.
  • an ultraviolet sensitive sheet provided with an ultraviolet sensitive layer, wherein the ultraviolet sensitive layer includes an initiator of one or more of a photo-oxidizing agent and a photo-acid generator, and a color former.
  • the ultraviolet sensitive layer includes an initiator of one or more of a photo-oxidizing agent and a photo-acid generator, and a color former.
  • a support is a member for supporting the ultraviolet sensitive layer.
  • the support include resin sheets, paper, woven fabrics, non-woven fabrics, glass, wood, and metals, and resin sheets or synthetic papers are preferably used from the viewpoints of detachability and improved sensitivity to ultraviolet rays.
  • the paper also includes synthetic paper.
  • the ultraviolet-sensitive layer preferably contains microcapsules encapsulating an initiator of at least one of a photo-oxidizing agent and a photo-acid generator, and a color former.
  • this microcapsule is also referred to as "specific microcapsule”.
  • a specific microcapsule usually has a core portion and a capsule wall for encapsulating a core material forming the core portion.
  • the core material that is, the substance to be encapsulated will also be referred to as "encapsulation component”.
  • the specific microcapsules include, as core materials (encapsulation components), one or more initiators selected from a photo-oxidizing agent and a photo-acid generator, and a color former.
  • the capsule walls of the specific microcapsules are substantially composed of resin.
  • substantially composed of resin means that the resin content is 90% by mass or more, preferably 100% by mass, relative to the total mass of the capsule wall.
  • the resin include polyurethane, polyurea, polyester, polycarbonate, urea-formaldehyde resin, melamine-formaldehyde resin, polystyrene, styrene-methacrylate copolymer, gelatin, polyvinylpyrrolidone, and polyvinyl alcohol.
  • a specific microcapsule encloses a coloring agent.
  • a "color former” means a compound that develops color from a substantially colorless state by reacting with an acid and/or radicals generated from an initiator.
  • the state of being substantially colorless means the state of being colorless or exhibiting a weak color.
  • the coloring agent is preferably a compound that develops color by oxidation or a compound that develops color by the action of an acid, more preferably a leuco dye.
  • the specific microcapsules contain one or more initiators selected from a photo-oxidizing agent and a photo-acid generator.
  • the photo-oxidizing agent is preferably a compound that is activated by ultraviolet rays to generate radicals and/or extract hydrogen atoms from the color coupler.
  • the photoacid generator is a compound that is activated by ultraviolet rays to generate an acid.
  • the specific microcapsules may contain other materials in addition to the materials mentioned above.
  • Other materials include solvents, for example.
  • UV-sensitive sheet comprising a UV-sensitive layer, wherein the UV-sensitive layer comprises an initiator of at least one of a photo-oxidizing agent and a photo-acid generator, and a color former. and a UV-sensitive sheet containing a resin.
  • a resin Specifically, maleic acid resins, cellulose derivative resins, polyvinyl alcohol resins, polyester resins having an alcoholic hydroxyl group, and butyral having an alcoholic hydroxyl group, which are described in Patent Document 1 (JP-A-9-111161) mentioned above.
  • An ultraviolet sensing sheet (ultraviolet sensing member) printed with an ultraviolet amount sensing ink containing an ink vehicle containing at least one resin selected from a resin and an acrylic resin having an alcoholic hydroxyl group as a main component, and a leuco dye. is also preferably available.
  • Another aspect of the ultraviolet sensitive member is an ultraviolet sensitive sheet provided with an ultraviolet sensitive layer, the ultraviolet sensitive layer containing a photochromic dye.
  • Another aspect of the ultraviolet sensing member is an ultraviolet sensing member containing a photochromic dye and a resin.
  • UV sensitive sheets are also available. Examples of commercially available UV sensitive sheets include UV Scale manufactured by Fuji Film, UV Label manufactured by NOF Giken, UV Light Checker manufactured by Meiko, and UV Check Card (trade name).
  • FIG. 1 conceptually shows an example of the ultraviolet sensing kit of the present invention.
  • a sheet-like ultraviolet sensing sheet 12a is used as the ultraviolet sensing member as a preferable countermeasure.
  • An ultraviolet sensing kit 10 of the present invention comprises an ultraviolet sensing chip 12 holding an ultraviolet sensing sheet 12a, a housing 14, and a condenser lens 16. As shown in FIG.
  • the condensing lens 16 is a condensing member in the present invention.
  • Such an ultraviolet sensing kit 10 is for carrying out the ultraviolet measuring method of the present invention.
  • the housing 14 serves as a holding member for the condensing lens 16, which is a condensing member, and as a support for detachably supporting the ultraviolet sensing chip 12, that is, the ultraviolet sensing sheet 12a. works. Accordingly, the housing 14 and the condenser lens 16 of the ultraviolet sensing kit 10 constitute a unit for the ultraviolet sensing kit of the present invention.
  • the UV sensing sheet 12a is held by a mount 12b and treated as a plate-like UV sensing chip 12 having a certain degree of rigidity, as conceptually shown in FIG. will be
  • the mount 12b is a plate-shaped holding member (frame) having an opening for exposing the ultraviolet sensitive sheet 12a to the outside.
  • the mount 12b holds the ultraviolet sensitive sheet 12a by folding two plate-like objects or one plate-like object and sandwiching the ultraviolet sensitive sheet 12a.
  • the material for forming the mount 12b is not limited, and examples thereof include various materials capable of forming a sheet-like object having necessary rigidity, such as resin materials, metal materials, and paper.
  • the ultraviolet sensing chip 12 is square in the illustrated example, the present invention is not limited to this.
  • the shape of the UV sensing chip can be not only square, but also various shapes such as rectangular, circular, elliptical, hexagonal and other non-quadrangular polygons, and irregular shapes.
  • the size of the UV sensing chip 12 is not limited. For example, if the UV sensing chip 12 is square, it may be several to several tens of centimeters square. Alternatively, the UV sensitive sheet wound in a roll may be unwound and positioned for use.
  • the ultraviolet sensing sheet 12a is not limited to being held by the mount 12b. That is, in the ultraviolet sensing kit of the present invention, the ultraviolet sensing sheet 12a may be supported by the lower plate 14b (bottom surface) of the housing 14, and the amount of ultraviolet rays may be measured as described later. In this case, like the mount 12b, the ultraviolet sensing sheet 12a may be placed only at a position corresponding to the portion of the lower plate 14b of the housing 14 where the ultraviolet rays are condensed by the condensing lens 16. FIG. Alternatively, when the ultraviolet sensing sheet 12a is directly placed on the lower plate 14b of the housing 14, the ultraviolet sensing sheet 12a is placed so as to cover the entire surface of the lower plate 14b (bottom surface) of the housing 14. may
  • the housing 14 is a housing (case) that accommodates the ultraviolet sensing chip 12 .
  • the upper side in FIG. 1 is referred to as the upper side and the lower side as the lower side
  • the upper side of the housing 14 in the drawing is referred to as the upper plate 14a
  • the lower side in the drawing is referred to as the lower plate 14b.
  • the upper plate 14a of the housing 14 is provided with a through hole 16a.
  • a condensing lens 16 as a condensing member is held in the through hole 16a. That is, as described above, the housing 14 acts as a holding member that holds the condenser lens 16 .
  • the condensing lens 16 converges the ultraviolet rays to be measured on the ultraviolet sensing sheet 12a.
  • various known condenser lenses such as a single-sided convex lens and a double-sided convex lens can be used as long as the ultraviolet rays to be measured can be transmitted and condensed.
  • the condensing lens 16 may be a combination lens in which a plurality of lenses are combined. As described above, the condenser lens 16 must transmit the ultraviolet rays to be measured.
  • the condenser lens 16 preferably transmits so-called UV-C, which is ultraviolet rays with a wavelength of 100 to 280 nm, and more preferably transmits ultraviolet rays with a wavelength of 200 to 230 nm.
  • a quartz lens, a synthetic quartz lens, and the like are particularly suitable examples of the condensing lens 16 .
  • a silica glass lens, a sapphire glass lens, or the like can be used as the synthetic quartz lens.
  • a quartz lens, a synthetic quartz lens, or the like it is possible to perform rapid measurement even if the object to be measured is UV-C. can be obtained larger.
  • a fluoride lens such as a calcium fluoride lens, a magnesium fluoride lens, and a lithium fluoride lens may be used as the condenser lens 16.
  • a commercially available product can also be suitably used for the condenser lens 16 .
  • Commercially available lenses that can be used as the condenser lens 16 include the ELT series, the EDL series, and the NEDL series of ultraviolet condenser lenses manufactured by Sigma Koki Co., Ltd., and the SLSQ-BP spherical biconvex lens manufactured by Sigma Koki Co., Ltd. Series and the like are exemplified.
  • the ultraviolet rays to be measured are not limited, and examples thereof include ultraviolet rays having wavelengths that are used in various known applications.
  • UV-C with a wavelength of 100 to 280 nm such as ultraviolet rays with a wavelength of 254 nm, which have been widely used for sterilization, are suitable examples.
  • ultraviolet light with a wavelength of 200 to 230 nm which has the same sterilizing ability as that of ultraviolet light with a wavelength of 254 nm and does not cause skin cancer or the like even when repeatedly irradiated to the human body, is more preferable as a measurement target.
  • the condenser lens 16 preferably has a transmittance of 70% or more, more preferably 80% or more, and even more preferably 90% or more for ultraviolet rays having a wavelength of 222 nm.
  • the ultraviolet transmittance of the condenser lens 16 can be measured using a spectral transmittance meter or the like.
  • the attachment of the condenser lens 16 to the through hole 16a of the upper plate 14a may be fixed or detachable.
  • a plurality of types of condenser lenses 16 may be exchangeable.
  • the method of holding the condenser lens 16 in the housing 14, that is, the method of attaching the condenser lens 16 to the through hole 16a is not limited, and various known methods can be used.
  • a method for mounting the condenser lens 16 in the through hole 16a as an example, there is a method in which the condenser lens 16 is placed on a projection provided so as to protrude from the ceiling surface of the upper plate 14a into the through hole 16a.
  • a method of placing the condenser lens 16 by providing a step (inner flange, shoulder part, rib) on the wall surface of the housing, a method of fitting the condenser lens 16 into the through hole 16a, and a method of attaching the condenser lens 16 to the through hole 16a.
  • a method of providing a jig for mounting the condensing lens 16 in the through hole 16a a method of providing screws to be screwed together on the peripheral surfaces of the through hole 16a and the condensing lens 16;
  • Various known methods of mounting lenses in through-holes are available.
  • a so-called lens mount is used as necessary, and the lens mount is held in the through hole 16a of the upper plate 14a as described above. You can go by
  • the ultraviolet sensing chip 12 holding the ultraviolet sensing sheet 12a is placed on the lower plate 14b (bottom surface) of the housing 14, ie, the surface facing the holding surface of the condenser lens 16. As shown in FIG. In the ultraviolet sensing kit 10, the ultraviolet sensing sheet 12a is thereby detachably supported by the lower plate 14b of the housing 14. As shown in FIG. That is, as described above, the housing 14 (lower plate 14b) acts as a support section that detachably supports the ultraviolet sensitive sheet 12a.
  • the ultraviolet sensing kit 10 measures the amount of ultraviolet rays by condensing the ultraviolet rays onto the ultraviolet sensing sheet 12a with the condensing lens 16.
  • the lower plate 14b preferably has means for positioning the UV sensing chip 12 so that the UV sensing sheet 12a can be properly irradiated with the UV rays condensed by the condensing lens 16.
  • FIG. The positioning means for the ultraviolet sensing chip 12 is not limited, and various known plate-like positioning means can be used.
  • two contact members 20 having a substantially L-shaped planar shape are provided on the lower plate 14b, and two corners of the rectangular ultraviolet sensing chip 12 are provided.
  • a method of positioning by abutting against the contact member 20 is exemplified.
  • a method of providing four such contact members 20, inserting the ultraviolet sensing chip 12 from above, and positioning at four corners can also be used.
  • Positioning means for positioning the UV sensing chip 12 using the contact member 26 can also be used. In this method, one abutment member 26 may be provided, or three or more may be provided as required.
  • the positioning means for the ultraviolet sensing chip 12 can be used as the positioning means for the ultraviolet sensing chip 12 .
  • a method of providing a recess into which the ultraviolet sensing chip can be loosely fitted in the lower plate 14b and using this recess as positioning means for the ultraviolet sensing chip 12 can also be used.
  • the lower plate 14b may be provided with a positioning mark (register mark) such as a registration mark used for registration in the printing field, and the UV sensor chip 12 may be positioned using this mark. good.
  • the ultraviolet ray sensing kit 10 of the present invention receives ultraviolet rays UV to be measured, which are emitted from an ultraviolet lamp of an ultraviolet sterilization device or the like, from a condenser lens 16 . .
  • the ultraviolet sensing sheet 12 a of the ultraviolet sensing chip 12 is irradiated with the ultraviolet rays UV incident on and condensed by the condenser lens 16 .
  • the ultraviolet sensing sheet 12a is colored by irradiating the ultraviolet rays for a predetermined time, and the dose of the ultraviolet rays UV is measured based on the coloring density.
  • the ultraviolet sensing kit 10 of the present invention does not simply irradiate the ultraviolet sensing sheet 12a with the ultraviolet rays UV to be measured, but irradiates the ultraviolet sensing sheet 12a with the ultraviolet rays UV condensed by the condensing lens 16. . Therefore, according to the ultraviolet sensing kit 10 (ultraviolet measuring method and ultraviolet sensing kit unit) of the present invention, compared to the case where the ultraviolet sensing sheet 12a is simply irradiated with the ultraviolet ray to be measured, the ultraviolet ray to be measured The irradiation amount of UV to the ultraviolet sensitive sheet 12a can be greatly improved. That is, according to the ultraviolet sensing kit 10 of the present invention, the apparent sensitivity of the ultraviolet sensing sheet 12a can be significantly improved. As a result, according to the ultraviolet sensing kit 10 of the present invention, it is possible to make the ultraviolet sensing sheet 12a sufficiently colored in a short time, and to measure the amount of ultraviolet rays quickly and accurately.
  • the upper side of the housing 14 in the drawing is the upper plate 14a and the lower side thereof is the lower plate 14b, and the ultraviolet rays UV are incident from the upper side in the drawing.
  • the ultraviolet sensing kit 10 of the present invention is not limited to use with the upper plate 14a directed upward (upward in the vertical direction). That is, if the ultraviolet sensing chip 12 can be properly supported (held) by the lower plate 14b, the ultraviolet sensing kit 10 can be used, for example, even if the upper plate 14a is turned sideways and ultraviolet rays UV are incident from the lateral direction (horizontal direction). Alternatively, the upper plate 14a may be directed downward, and the ultraviolet rays UV may be incident from below in the vertical direction.
  • the ultraviolet sensing chip is supported on the side surface of the housing 14, a mirror for changing the optical path is provided in the housing 14, and the ultraviolet ray incident from the upper plate 14a is reflected by the mirror to change the optical path, thereby changing the optical path of the housing.
  • the light may be incident on the ultraviolet sensing sheet 12a of the ultraviolet sensing chip 12 supported on the side of 14 .
  • the ultraviolet sensing kit 10 irradiates the ultraviolet sensing sheet 12a of the ultraviolet sensing chip 12 with the ultraviolet rays condensed by the condensing lens 16, thereby measuring the amount of ultraviolet rays. Therefore, in order to perform efficient measurement, the ultraviolet rays condensed by the condensing lens 16 should be irradiated on the entire surface of the ultraviolet sensitive sheet 12a and should not be irradiated on areas other than the ultraviolet sensitive sheet 12a. preferable. Considering this point, in the UV sensing kit 10 of the present invention, the light condensed by the condensing lens 16 is directed only to the entire surface of the UV sensing sheet 12a as much as possible according to the focal length (lens power) of the condensing lens 16.
  • the height of the housing 14 that is, the distance between the condensing lens 16 and the ultraviolet sensitive sheet 12a so as to be irradiated.
  • the light collected by the condenser lens 16 is concentrated according to the height of the housing 14 so that only the entire surface of the ultraviolet sensitive sheet 12a is irradiated as much as possible.
  • the focal length of optical lens 16 is preferably selected.
  • the material for forming the housing 14 is not limited, and various materials such as resin materials, metals, paper, wood, and materials combining these materials can be used as long as they can form a housing with sufficient rigidity. is available.
  • the housing 14 may be transparent to the ultraviolet rays whose dose is to be measured, or may be impermeable. That is, the housing 14 may be transparent or opaque to the ultraviolet rays to be measured.
  • at least the upper surface 14a of the housing 14, other than the condenser lens 16, is preferably opaque to the ultraviolet rays whose dose is to be measured, in order to be able to measure the amount of ultraviolet rays with high accuracy. .
  • the entire portion of the housing 14 other than the condenser lens 16 is opaque to the ultraviolet rays whose dose is to be measured.
  • opacity with respect to ultraviolet rays to be measured for dose means that the transmittance of ultraviolet rays is 50% or less.
  • the inner surface of the housing 14 has a reflective surface that reflects the ultraviolet rays to be measured.
  • a surface is preferred. Although only one surface may be used as the reflecting surface, a plurality of surfaces is preferable, a larger number of surfaces is more preferable, and the entire inner surface is more preferable.
  • Various known reflecting surfaces can be used depending on the ultraviolet rays to be measured. An example is a metal deposition surface using a metal such as aluminum.
  • the shape of the housing 14 is not limited to the cubic shape of the illustrated example, and may be, for example, a prismatic shape such as a square prismatic shape, a rectangular parallelepiped shape, or a hexagonal medium shape, a columnar shape, an elliptical columnar shape, a truncated pyramid shape, or a truncated cone shape. Various shapes such as are available.
  • the housing 14 may be shaped like a truncated pyramid, with the smaller bottom surface having the same shape as the UV sensing chip 12 to be measured, and used as the support surface for the UV sensing chip 12 . With this configuration, the positioning means for the ultraviolet sensing chip 12 described above can be eliminated.
  • the height of the housing 14, the inner surface of the housing 14, and the material and shape of the housing 14, a concave mirror is used as a light collecting member, which will be described later. This also applies to aspects.
  • the UV sensing chip 12 (UV sensing sheet 12a) is basically disposable. Therefore, after one measurement of the amount of ultraviolet rays is completed, the used ultraviolet sensing chip 12 and the housing 14 are removed, and the unused ultraviolet sensing chip 12 is placed in the housing 14 for the next measurement of the amount of ultraviolet rays. It must be attached to the inner lower plate 14b. That is, in the ultraviolet sensing kit 10, the ultraviolet sensing chip 12 must be removable from the housing 14. As shown in FIG.
  • the ultraviolet sensing kit 10 there is no limitation on the method of making it possible to insert and remove the ultraviolet sensing chip 12 into and out of the housing 14, and various known methods of making it possible to insert and remove a plate-shaped object into and out of the housing can be used.
  • one of the upper plate 14a, the lower plate 14b, and the side plate of the housing 14 may be a door that can be opened and closed, and the UV sensor chip 12 can be taken in and out through this door.
  • the upper plate 14 a acts as a holding member that holds the condenser lens 16 . Therefore, making the upper plate 14a openable and closable may cause an optical error, which is not preferable.
  • a method of providing an openable and closable door on one of the side plates of the housing 14 or on the lower plate 14b and inserting and removing the ultraviolet sensing chip 12 through this door can also be used.
  • an opening may be provided in one of the side plates of the housing 14, and the ultraviolet sensing chip 12 may be inserted and removed through this opening.
  • a cassette-like support base 28 is provided for supporting (mounting) the ultraviolet sensing chip 12, and this support base 28 is inserted into the side surface of the housing 14. Apertures (slots) may be provided for this purpose. That is, in this example, the ultraviolet sensing chip 12 is inserted into and removed from the housing 14 by inserting and removing the support base 28 that supports the ultraviolet sensing chip 12 .
  • the ultraviolet sensing kit 10 shown in FIG. 1 and the like has a housing 14 that houses the ultraviolet sensing chip 12 (ultraviolet sensing sheet 12a), the present invention is not limited to this.
  • An ultraviolet sensing kit of the present invention may be configured with the ultraviolet sensing chip 12 placed in the ultraviolet condensing portion by the condensing lens 16 on the surface on which the 36 is placed.
  • An ultraviolet sensing kit of the present invention may be configured together with the ultraviolet sensing chip 12 arranged in the light condensing section. In these configurations, the ultraviolet sensing kit does not have a support for detachably supporting the ultraviolet sensing chip 12 (ultraviolet sensing sheet 12a).
  • a plate member such as the lower plate 14b of the housing 14 shown in FIG. good.
  • the support is provided with positioning means for the ultraviolet sensing chip 12 described above.
  • a holding portion 38a holding the condenser lens 16 is supported by an outer frame 38b and beams 38c as conceptually shown in FIG. You may use the holding frame 38 which carries out.
  • a holding frame 38 shown in FIG. 8 may be used instead of the upper plate 14a in the housing 14 shown in FIG. 1 and the like.
  • the ultraviolet sensing kit (unit for the ultraviolet sensing kit) of the present invention is not limited to this.
  • the ultraviolet sensing kit of the present invention may use a concave mirror as the condensing member.
  • FIG. 9 conceptually shows an example thereof.
  • An ultraviolet sensing kit 40 shown in FIG. 9 includes a housing 42, a top plate 46, and a concave mirror 48 as a condensing member in addition to the ultraviolet sensing chip 12 described above.
  • the top plate 46 serves as a supporting portion that detachably supports the ultraviolet sensing chip 12 (ultraviolet sensing sheet 12a). That is, in the example shown in FIG. 9, the housing 42, the top plate 46 and the concave mirror 48 constitute the ultraviolet sensing kit unit of the present invention.
  • the housing 42 is, for example, a cubic housing with one side (upper surface) open. Like the case 14 described above, the case 42 also preferably has an inner surface that reflects ultraviolet rays.
  • the top plate 46 is a plate material through which ultraviolet rays to be measured can pass. As described above, in the ultraviolet sensing kit 40 , the top plate 46 is the supporting portion of the present invention, and the ultraviolet sensing chip 12 is placed on the upper surface of the top plate 46 . The upper surface of the top plate 46 is the surface opposite to the housing 42 . Therefore, it is preferable to provide the upper surface of the top plate 46 with positioning means for the ultraviolet sensing chip 12 similar to the lower plate 14b described above.
  • the top plate 46 can be used for the top plate 46 as long as they can transmit the ultraviolet rays to be measured.
  • a plate material made of quartz glass, synthetic quartz glass, polyethylene, polypropylene, polyacryl, polyvinyl chloride, or the like is preferably used.
  • the top plate 46 preferably has a transmittance of 70% or more for ultraviolet rays having a wavelength of 222 nm.
  • a concave mirror 48 is held in the housing 42 with its reflective surface facing the top plate 46 . That is, as described above, in the ultraviolet sensing kit 40 shown in FIG. 9, the housing 42 acts as a holding member that holds the condensing member.
  • the concave mirror 48 is not limited, and various known concave mirrors such as a concave mirror deposited with a metal material such as aluminum can be used as long as it can reflect the ultraviolet rays to be measured.
  • a commercially available concave mirror can also be used as long as it can reflect the ultraviolet rays to be measured.
  • As a commercial product of the concave mirror 48 a concave mirror manufactured by Sugitoh Co., Ltd. is exemplified.
  • the ultraviolet sensing chip 12 is arranged at a predetermined position on the top plate 46 to measure the amount of ultraviolet rays.
  • the ultraviolet sensing chip 12 is placed on the top plate 46 with the exposed surface of the ultraviolet sensing sheet 12 a facing the concave mirror 48 .
  • ultraviolet rays UV to be measured are irradiated from the top plate 46 into the housing 42 .
  • the ultraviolet rays UV entering the housing 42 are reflected and condensed by the concave mirror 48 and enter the ultraviolet sensing sheet 12 a of the ultraviolet sensing chip 12 .
  • the ultraviolet sensing sheet 12a is colored by irradiating the ultraviolet radiation UV for a predetermined period of time, and the dose of the ultraviolet radiation UV is measured based on the coloring density.
  • the ultraviolet sensing kit 40 shown in FIG. 9 by irradiating the ultraviolet sensing sheet 12a with ultraviolet rays UV condensed by the concave mirror 48, which is a condensing member, the apparent sensitivity of the ultraviolet sensing sheet 12a is significantly increased. can improve. As a result, even in the ultraviolet sensing kit 40, it is possible to sufficiently develop the color of the ultraviolet sensing sheet 12a in a short time and measure the amount of ultraviolet rays quickly and accurately.
  • the amount of ultraviolet rays is measured by irradiating the ultraviolet sensing sheet 12a of the ultraviolet sensing chip 12 with the ultraviolet rays condensed by the concave mirror 48, as described above. Therefore, as in the previous example, in order to perform efficient measurement, the height of the housing 42, i.e., It is preferable to set the distance between the concave mirror 48 and the ultraviolet sensitive sheet 12a. In other words, in the ultraviolet sensing kit 10 of the present invention, the focal length of the concave mirror 48 is adjusted according to the height of the housing 42 so that the light condensed by the concave mirror 48 irradiates only the ultraviolet sensing sheet 12a as much as possible. preferably selected.
  • the concave mirror 48 does not necessarily need to be in contact with the bottom surface of the housing 42 . That is, in the ultraviolet sensing kit 40, the concave mirror 48 may be held in the middle of the housing 42 in the height direction. Also in this case, it is preferable to set the distance between the concave mirror 48 and the ultraviolet sensing sheet 12a so that the ultraviolet rays condensed by the concave mirror 48 are irradiated only on the entire surface of the ultraviolet sensing sheet 12a as much as possible.
  • the ultraviolet sensing chip 12 is supported on the inner surface, the reflecting surface is inclined with respect to the top plate 46, and the concave mirror 48 is arranged.
  • the ultraviolet rays may be irradiated onto the ultraviolet sensitive sheet 12a by changing and condensing the rays.
  • a support frame 50 which is a frame for supporting the ultraviolet sensing chip 12 as conceptually shown in FIG. may be used to construct an ultraviolet sensing kit.
  • the support frame 50 has a frame-shaped support portion 50a for detachably supporting the ultraviolet sensing chip 12 in the ultraviolet light condensing portion of the concave mirror 48.
  • the support portion 50a is supported by an outer frame 50b and beams 50c. is.
  • the ultraviolet sensing kit using this support frame 50 introduces ultraviolet rays to be measured into the housing 42 from between the outer frame 50b, the beam 50c, and the support portion 50a of the support frame 50. As shown in FIG.
  • the legs 32 support the top plate 46 or the support frame 50 as in the configuration using the frame 36 shown in FIG.
  • the body may constitute the ultraviolet sensing kit of the present invention.
  • the concave mirror 48 may be held on the leg portion 32 by a known method. Examples of methods for holding the concave mirror 48 by the legs 32 include sticking, a method using a jig, a method of providing a protrusion inward from the leg 32 and placing the concave mirror on this protrusion, and a method of placing the concave mirror on the protrusion.
  • a method of providing a recess in the portion 32 and inserting the end of the concave mirror 48 into the recess is exemplified.
  • the ultraviolet sensing kit (ultraviolet sensing kit unit) of the present invention may use the condensing lens 16 and the concave mirror 48 together as the condensing member.
  • UV sensing kit 10
  • UV sensing chip 12a UV sensing sheet 12b Mount 14, 42 Housing 14a Upper plate 14b Lower plate 16 Condensing lens 16a Through hole 20, 26 Contact member 24 Guide member 28 Support base 32 Leg Part 34, 46 Top plate 36 Frame 38 Holding frame 38a Holding part 38b Outer frame 38c Beam 48 Concave mirror 50 Supporting frame 50a Supporting part 50b Outer frame 50c Beam

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)

Abstract

La présente invention concerne un kit sensible au rayonnement UV, un procédé de mesure de rayonnement UV et une unité pour un kit sensible au rayonnement UV qui permettent de mesurer rapidement une dose de rayonnement UV au moyen d'un élément sensible au rayonnement UV qui produit une couleur lorsqu'il est exposé à un rayonnement UV. En particulier, l'invention concerne la fourniture d'un élément sensible au rayonnement UV, un support qui supporte de manière amovible l'élément sensible au rayonnement UV, un élément de condensation qui condense le rayonnement UV sur l'élément sensible au rayonnement UV supporté sur le support, et un élément de maintien qui maintient l'élément de condensation.
PCT/JP2022/005066 2021-02-26 2022-02-09 Kit sensible au rayonnement uv, procédé de mesure de rayonnement uv et unité pour kit sensible au rayonnement uv WO2022181332A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021-030232 2021-02-26
JP2021030232 2021-02-26

Publications (1)

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WO2022181332A1 true WO2022181332A1 (fr) 2022-09-01

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09229766A (ja) * 1996-02-27 1997-09-05 Omron Corp 光検出装置、日射センサ及び当該日射センサを用いた空調装置
JP2003021688A (ja) * 2001-07-06 2003-01-24 Honda Motor Co Ltd 日射センサ
JP2004045578A (ja) * 2002-07-09 2004-02-12 Advance Co Ltd 測定用スケール露光記録装置
JP2010501655A (ja) * 2006-08-24 2010-01-21 チバ ホールディング インコーポレーテッド Ｕｖ線量インジケータ
JP2014524040A (ja) * 2011-06-06 2014-09-18 トランジションズ オプティカル， インコーポレイテッド 偏光性フォトクロミック物品
WO2016017701A1 (fr) * 2014-07-31 2016-02-04 富士フイルム株式会社 Feuille sensible aux uv, kit de détection d'uv et procédé de détection d'uv
JP2019086502A (ja) * 2017-11-01 2019-06-06 英弘精機株式会社 日射計および測光装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09229766A (ja) * 1996-02-27 1997-09-05 Omron Corp 光検出装置、日射センサ及び当該日射センサを用いた空調装置
JP2003021688A (ja) * 2001-07-06 2003-01-24 Honda Motor Co Ltd 日射センサ
JP2004045578A (ja) * 2002-07-09 2004-02-12 Advance Co Ltd 測定用スケール露光記録装置
JP2010501655A (ja) * 2006-08-24 2010-01-21 チバ ホールディング インコーポレーテッド Ｕｖ線量インジケータ
JP2014524040A (ja) * 2011-06-06 2014-09-18 トランジションズ オプティカル， インコーポレイテッド 偏光性フォトクロミック物品
WO2016017701A1 (fr) * 2014-07-31 2016-02-04 富士フイルム株式会社 Feuille sensible aux uv, kit de détection d'uv et procédé de détection d'uv
JP2019086502A (ja) * 2017-11-01 2019-06-06 英弘精機株式会社 日射計および測光装置

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