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WO2019167388A1 - Procédé de fabrication d'un corps en résine coloré fonctionnel - Google Patents

Procédé de fabrication d'un corps en résine coloré fonctionnel Download PDF

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Publication number
WO2019167388A1
WO2019167388A1 PCT/JP2018/046332 JP2018046332W WO2019167388A1 WO 2019167388 A1 WO2019167388 A1 WO 2019167388A1 JP 2018046332 W JP2018046332 W JP 2018046332W WO 2019167388 A1 WO2019167388 A1 WO 2019167388A1
Authority
WO
WIPO (PCT)
Prior art keywords
dye
resin body
functional
dyeing
substrate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2018/046332
Other languages
English (en)
Japanese (ja)
Inventor
功児 阿部
磯貝　尚秀
犬塚　稔
貴央 柴本
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.)
Nidek Co Ltd
Original Assignee
Nidek Co Ltd
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 Nidek Co Ltd filed Critical Nidek Co Ltd
Publication of WO2019167388A1 publication Critical patent/WO2019167388A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
    • D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C1/00—Assemblies of lenses with bridges or browbars
    • G02C1/04—Bridge or browbar secured to or integral with partial rims, e.g. with partially-flexible rim for holding lens
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts

Definitions

  • the present disclosure relates to a method for manufacturing a dyed resin body with a function that has a function of reducing the transmittance of light in a specific wavelength range and is dyed in a desired color.
  • a functional resin body that has a good influence on the human body by reducing the transmittance of light in a specific wavelength region to the resin body.
  • the functional resin body there is a functional lens that reduces the transmittance in a specific wavelength region.
  • the effect of ultraviolet light on the eye is reduced by reducing the transmittance of ultraviolet light, or the infrared light is given to the eye by reducing the transmittance of infrared light.
  • the present disclosure aims to provide a method for producing a functional dye resin body that can easily produce a dye resin body having a function dyed in a desired color.
  • the present invention is characterized by having the following configuration.
  • the method for producing a dyed resin body with a function according to the first aspect of the present disclosure is a method for producing a dyed resin body with a function that reduces the transmittance of light in a specific wavelength range with respect to the resin body, and a sublimable dye
  • the dyeing substrate is heated by coating the substrate with the first step of obtaining the dyeing substrate, the dyeing substrate obtained in the first step is opposed to the resin body, and the dyeing substrate is heated.
  • the sublimable dye is a red dye, a blue dye, a yellow dye, and a red dye.
  • a blue dye and a yellow dye At least one dye is a functional dye that absorbs light in a specific wavelength range, and uses the sublimation dye to reduce the transmittance of light in a specific wavelength range with respect to the resin body.
  • the resin body is dyed.
  • FIG. 1 is a flowchart showing a flow of a method for producing a dyed resin body with a function of this embodiment.
  • FIG. 2 is a schematic view showing a production system used in the method for producing a dyed resin body with a function of this embodiment.
  • the lens 8 which is one of the resin bodies is added with a function using a gas phase transfer dyeing method and dyeed to exemplify a case where a dyed lens with a function is manufactured.
  • the technology exemplified below is a resin body other than the lens 8 (for example, goggles, a mobile phone cover, a light cover, an accessory, a toy, a film (for example, a thickness of 400 ⁇ m or less)), a plate material (for example, a thickness).
  • a resin body other than the lens 8 for example, goggles, a mobile phone cover, a light cover, an accessory, a toy, a film (for example, a thickness of 400 ⁇ m or less)), a plate material (for example, a thickness).
  • a resin body other than the lens 8 for example, goggles, a mobile phone cover, a light cover, an accessory, a toy, a film (for example, a thickness of 400 ⁇ m or less)), a plate material (for example, a thickness).
  • a plate material for example, a thickness
  • the first step, the second step, and the third step are performed.
  • the method for producing a dyed resin body with a function of the present embodiment is performed in the order of the first step, the second step, and the third step.
  • the first step is a step of obtaining a dyeing substrate (for example, the dyeing substrate 1) by applying a sublimable dye to the substrate (for example, the substrate 2).
  • the dyeing substrate obtained in the first step is opposed to a resin body (for example, the lens 8), and the dyeing substrate is heated, whereby the sublimable dye applied to the dyeing substrate is obtained.
  • the third step is a step of fixing the sublimation dye to the resin body by heating the resin body to which the sublimation dye is attached in the second step.
  • the sublimation dye is at least one of a red dye, a blue dye, a yellow dye, and a red dye, a blue dye, and a yellow dye.
  • the dye is a functional dye that absorbs light in a specific wavelength range (details will be described later).
  • the method for producing a dyed resin body with a function reduces the light transmittance in a specific wavelength range with respect to the resin body using the sublimation dye when performing the above steps. In addition to adding a function, the resin body is dyed.
  • the sublimation dye is replaced with a functional dye that absorbs light in a specific wavelength range, at least one of a red dye, a blue dye, and a yellow dye.
  • a functional dye that absorbs light in a specific wavelength range
  • at least one of a red dye, a blue dye, and a yellow dye used.
  • a yellow dye may be used as a functional dye
  • the other red dye and blue dye may be used as a dye for adjusting the resin body to a desired color.
  • a yellow dye and a blue dye may be used as functional dyes
  • the other red dye may be used as a dye for adjusting the resin body to a desired color.
  • the method for producing a dyed resin body with a function of the present disclosure includes a first step of obtaining a dyeing substrate by applying a sublimable dye to the substrate, a second step of attaching the sublimable dye to the resin body, And a third step of fixing the sublimable dye to the resin body.
  • the sublimation dye is a red dye, a blue dye, a yellow dye, and specifies at least one of a red dye, a blue dye, and a yellow dye. It is a functional dye that absorbs light in the wavelength range. Accordingly, for example, a function of reducing the transmittance of light in a specific wavelength range can be added to the resin body, and the resin body can be dyed in a desired color.
  • a functional resin body dyed in a desired color can be easily produced without requiring complicated steps or many steps.
  • variation in the transmittance of light in a specific wavelength region on the resin body and color unevenness can be suppressed, and a dyed resin body with a good function can be manufactured.
  • the functional dye in the present embodiment may be a functional dye that absorbs light in at least one specific wavelength region.
  • a functional dye that absorbs light in a plurality of specific wavelength ranges a configuration in which a space between a plurality of specific wavelength ranges is open (for example, there are a plurality of wavelength peaks, and each wavelength peak The configuration in which the gap is open may be used.
  • a configuration in which at least some of the wavelength ranges of the plurality of specific wavelength ranges are superimposed may be used.
  • At least one functional dye may be used as the functional dye. That is, for example, in the present embodiment, a function of reducing the transmittance of light in at least one specific wavelength region may be added to the functional resin body.
  • one functional dye may be used.
  • a plurality of functional dyes for example, two functional dyes, three functional dyes, four functional dyes, etc. may be used.
  • a polycarbonate resin for example, diethylene glycol bisallyl carbonate polymer (CR-39)), a polyurethane resin (Tribex), an allyl resin (for example, allyl diglycol carbonate and its co-polymer).
  • the resin body made of at least one of a highly refractive material such as urethane or thioepoxy, nylon resin (polyamide resin), or the like.
  • the resin body may be coated with a receiving film on which the functional dye is easily fixed. By coating the resin body with a receptor film, it becomes possible to add functions and dye more easily.
  • the manufacturing system 100 is used to perform each step in the method for manufacturing a dyed resin body with a function.
  • a schematic configuration of the manufacturing system 100 in the present embodiment will be described with reference to FIG.
  • the manufacturing system 100 of this embodiment includes a dye application device 10, a vapor deposition device 30, and a dye fixing device (fixing device) 50.
  • the dye applying apparatus 10 is used.
  • the dye coating apparatus 10 applies the sublimation dye deposited on the resin body (the lens 8 in the present embodiment) to the base 2 to obtain the dyeing base 1 coated with the sublimation dye.
  • the vapor deposition apparatus 30 is used in the second step.
  • the vapor deposition apparatus 30 makes the dyeing substrate 1 face the resin body, heats the dyeing substrate, sublimates the sublimation dye applied to the dyeing substrate 1, and attaches the sublimation dye to the resin body.
  • the fixing device 50 is used in the third step.
  • the fixing device 50 is used for fixing the sublimation dye to the resin body by heating the resin body to which the sublimation dye is attached.
  • the first step may include a color information acquisition step and a setting step, and the dyeing substrate may be acquired by applying the set amount of sublimation dye to the substrate.
  • the color information acquisition step may acquire color information (color data) desired by the operator.
  • the setting step is a setting step for setting the amount of sublimation dye applied to the substrate based on the color information acquired by the color information acquisition step, and the amount of another dye corresponding to the amount of the functional dye is set. You may make it set. Thereby, for example, since the color information can be acquired and the amount of the sublimation dye corresponding thereto can be set, it is possible to easily acquire a dyeing substrate for producing a dyed resin body having a desired function.
  • the color of the resin body may change depending on the amount of the functional dye, and the desired color may not be obtained, but this corresponds to the amount of the functional dye.
  • the resin body can be satisfactorily dyed with a desired color. For example, even if the amount of the functional dye is changed, the resin body can be satisfactorily dyed with a desired color.
  • the color information acquisition step may be performed by various devices.
  • a dye application device for example, the dye application device 10.
  • the color information acquisition process may be performed by an apparatus different from the dye applying apparatus.
  • the dye application device may receive the amount of each dye set by different devices from different devices.
  • the setting process may be performed by various devices.
  • a dye applying apparatus for example, the dye applying apparatus 10
  • the setting process may be performed by an apparatus different from the dye applying apparatus.
  • the dye application device may receive the amount of each dye set by different devices from different devices.
  • the color information may be color tone information.
  • the color information may be information on at least one of hue, saturation, and lightness for indicating a color tone.
  • the color information may be density information indicating the density of each color for indicating the color tone.
  • the color information may be density gradient information (gradation information).
  • the color information is not limited to the above information.
  • the color information may be information for setting the color tone dyed on the resin body.
  • the color information may be acquired by the operator inputting the color information.
  • selectable colors are presented in the dye coating apparatus (for example, the dye coating apparatus 10), and color information is input by selecting a desired color (tone) by the operator. Good.
  • color information may be input by an operator inputting parameters relating to color tone.
  • the method for the operator to input the color information is not limited to the above, and the color information may be input by a method different from the above.
  • the color information may be input by an apparatus different from the dye application apparatus, and the color information may be acquired by receiving the input color information by the dye application apparatus.
  • the color information may be acquired when the dye application apparatus receives the color information.
  • the color information may be acquired by receiving the color information measured by the color information measuring unit that measures the color tone of the resin body dyed in the color desired by the operator.
  • the color information measuring unit may be provided in the dye coating apparatus or may be provided as another apparatus.
  • the setting step uses correspondence information that is information in which color information, the amount of the functional dye in the sublimation dye, and the amount of another dye different from the functional dye in the sublimation dye are associated with each other.
  • the amount of each dye may be set.
  • the setting step is correspondence information stored in the storage means (for example, the memory 20), and includes color information, the amount of the functional dye in the sublimation dye, and the functional dye in the sublimation dye.
  • the amount of the functional dye and the amount of another dye different from the functional dye may be set based on correspondence information that is information in which the amount of another different dye is associated.
  • the correspondence information is previously associated with color information, the amount of the functional dye in the sublimation dye, and the amount of another dye different from the functional dye in the sublimation dye by simulation or experiment. Corresponding correspondence information may be set. Thus, the operator does not need to set the amount of each dye in the sublimation dye in detail, and can easily and smoothly acquire the dyeing substrate.
  • the amount of sublimable dye may be set from the correspondence information based only on the acquired color information. For example, by setting color information corresponding to the amount of the functional dye to be associated, the amount of the functional dye and the amount of the other dye can be set based on the color information. it can. Further, in this case, for example, the setting step acquires the information on the amount of the functional dye in addition to the acquired color information, and based on the color information and the information on the amount of the functional dye, The amount of the dye may be set. For example, the information on the amount of the functional dye may be acquired by the operator inputting the information on the amount of the functional dye. Further, for example, the information on the amount of the functional dye may be acquired by receiving it from another device.
  • the amount of each dye may be set by arithmetic processing.
  • the amount of the functional dye in the sublimation dye and the amount of another dye different from the functional dye in the sublimation dye may be calculated.
  • the amount of other dyes is calculated and set based on the color information and the amount information of the functional dye by associating color information corresponding to the amount of the functional dye. can do.
  • the setting step in addition to the acquired color information, information on the amount of the functional dye is acquired, and based on the color information and the information on the amount of the functional dye, in the sublimation dye
  • the amount of another dye different from the functional dye may be calculated and set.
  • the information on the amount of the functional dye may be acquired by the operator inputting the information on the amount of the functional dye. Further, for example, the information on the amount of the functional dye may be acquired by receiving it from another device.
  • the amount of each dye may be set by a method different from the above.
  • the amount of functional dye may be set by acquiring light transmittance information in a specific wavelength range desired by the operator.
  • the first step may include a transmittance information acquisition step of acquiring transmittance information of light in a specific wavelength range desired by the operator.
  • the setting step may set the amount of the functional dye based on the light transmittance information of the specific wavelength range acquired by the transmittance information acquiring step.
  • the transmittance information may be information indicating the transmittance of light in a specific wavelength range.
  • the transmittance information may be information that directly or indirectly indicates the transmittance in a specific wavelength region.
  • the transmittance information acquisition step may be performed by various devices.
  • a dye application apparatus may be used in the transmittance information acquisition step.
  • the transmittance information acquisition step may be performed by an apparatus different from the dye applying apparatus.
  • the dye applying apparatus may receive transmittance information set by different apparatuses from different apparatuses.
  • the transmittance information may be acquired by the operator inputting the transmittance information.
  • the wavelength range and transmittance selectable in the dye coating apparatus are presented, and the transmittance information is input by selecting the wavelength range desired by the operator and the transmittance desired by the operator. You may be made to do.
  • the operator may input the transmittance information by inputting parameters regarding the transmittance information.
  • the method for the operator to input the transmittance information is not limited to the above, and the transmittance information may be input by a method different from the above.
  • the transmittance information may be input by a device different from the dye coating device, and the transmittance information may be acquired by receiving the input transmittance information by the dye coating device.
  • the transmittance information may be acquired by the dye coating apparatus receiving the transmittance information.
  • the transmission rate information may be acquired by receiving.
  • the transmittance measuring unit may be provided in the dye coating apparatus, or may be provided as a separate apparatus.
  • the lens 8 which is one of the resin bodies is added with a function using a gas phase transfer dyeing method and dyeed to exemplify a case where a dyed lens with a function is manufactured.
  • a dyeing substrate 1 is obtained (manufactured) by applying a sublimation dye to the substrate 2 by the dye coating apparatus 10.
  • the dye applying apparatus 10 forms the dye portion 6 by attaching a sublimable dye to be deposited later on the lens 8 to the base 2.
  • the substrate 2 is a medium that temporarily holds a sublimable dye used for dyeing the lens 8. A detailed description of the base 2 will be described later.
  • a printing apparatus is used as the dye applying apparatus 10.
  • the dyeing substrate 1 is obtained by printing the dyeing ink containing the sublimable dye on the substrate 2 using a printing apparatus.
  • the sublimable dye used is reduced by using a printing apparatus.
  • the step of drying the ink printed by the printing apparatus is performed, so that the sublimable dye is held more firmly.
  • the inject printer 11 for example, a case where the injection printer 11 is used as a printing apparatus will be described as an example.
  • a sublimation dye is applied to the substrate 2 by printing with the ink jet printer 11.
  • the inject printer 11 includes a mounting unit 14, an inkjet head 15, and a control unit (control unit) 16.
  • the inject printer 11 is not limited to the above configuration.
  • the mounting unit 14 mounts an ink container (for example, an ink cartridge 13 described later) for dyeing ink.
  • the inkjet head 15 discharges the dyeing ink from the ink container of the dyeing ink placed in the mounting portion 14 toward the substrate 2. Thereby, the dyeing ink is printed on the substrate 2.
  • the control unit 16 controls the driving of the inkjet heads 15 so that the dyeing ink is ejected independently from the respective inkjet heads 15. In this case, for example, when dyeing ink is prepared for each different sublimation dye, each dyeing ink is ejected independently from each inkjet head 15.
  • a dyeing ink containing a functional dye for adding a desired function for example, a function of reducing the light transmittance of a specific wavelength range
  • a desired color for example, a function of reducing the light transmittance of a specific wavelength range
  • PC personal computer 12
  • the amount of dyed ink containing a functional dye and the amount of dyed ink containing another dye for adjusting the color are stored in the memory 20 as color data.
  • the color density is stored in the memory 20 as color data.
  • the color density is digitally managed, so that the same density color can be obtained as many times as necessary.
  • the density gradient can be acquired by a gradation function provided in draw software or the like. Further, for example, a gradation according to preference may be set in advance and stored as unique gradation data (color data) in the PC 12.
  • a gradation pattern having a density gradient is described as an example of a desired color, but the present invention is not limited to this.
  • a desired color various designs (for example, a monochrome design, an image, etc.) can be printed.
  • color data may be stored in the memory 20 for each function to be added.
  • a function to be added may be selected, and color data when the function is added may be selected. That is, the amount of dyed ink containing a functional dye and the color data may be set independently.
  • a dyed ink containing a functional dye corresponding to the function to be added is selected according to the selected function, and is ejected from the inkjet printer 11 and printed on the substrate 2.
  • the concentration of the functional dye may be changed.
  • the light transmittance can be changed by changing the concentration of the functional dye.
  • the concentration of the functional dye can be selected, and color data for applying the functional dye at the selected concentration may be selected for each concentration of the functional dye.
  • the substrate 2 on which a sublimation dye is printed by a printing apparatus may be configured to use paper, a metal plate (for example, aluminum, iron, copper, etc.), glass, or the like.
  • the substrate 2 will be described using paper as an example.
  • the base 2 is a sheet-like base.
  • the printing apparatus will be described by taking the inject printer 11 as an example.
  • the base 2 is placed in the inject printer 11, and the operation of the PC 12 performs printing of each dyed ink so as to obtain a preset function addition, color, and color density.
  • the configuration using the inkjet printer 11 is described as an example of the printing apparatus in the dye applying apparatus 10, but the present invention is not limited to this.
  • a printing apparatus it is good also as a structure which makes a sublimable dye adhere to the base
  • a sublimable dye is attached to the substrate 2 by a laser printer using a sublimable toner.
  • the dye coating apparatus 10 may be configured so that a sublimable dye can be applied to the substrate 2.
  • the dye applying device 10 may attach the dye ink to the dyeing substrate 1 by driving a dispenser (liquid fixed amount applying device), a roller, or the like.
  • the dyeing ink may be applied to the dyeing substrate 1 by an operator using a brush, a roller, a spray, or the like without using the dye applying apparatus 10.
  • the sublimable dye when the sublimable dye is applied to the substrate 2, the sublimable dye may be applied at least once or more.
  • the sublimation dye may be applied to the substrate 2 by one application (for example, one printing), or the sublimation dye may be applied by a plurality of application (for example, multiple printing). You may make it apply
  • ⁇ Dyeing ink> at least three dyes of red, blue, and yellow are used as the sublimation dye.
  • dyes of colors other than these three colors may be used.
  • mixed color (green, purple, etc.) dyes may be used.
  • the yellow dye is replaced with a functional dye. That is, in this embodiment, one functional dye is included as the sublimation dye.
  • a functional dye that absorbs light in the wavelength region of the blue region is used as the functional dye.
  • a functional dye that absorbs light in a wavelength range of 400 nm to 420 nm is used as the functional dye.
  • the wavelength region is not limited to the wavelength region of 400 nm to 420 nm, and an arbitrary wavelength region can be set.
  • a functional dye that absorbs light in a specific wavelength range for example, 430 nm to 500 nm
  • a wavelength range of 380 nm to 500 nm which is generally a blue wavelength range, may be used.
  • a functional dye for a specific wavelength range desired by an operator is used in place of a conventional yellow dye, thereby adding a function of reducing the light transmittance for a specific wavelength range desired to the resin body.
  • the influence of blue light on the eye can be reduced by reducing the transmittance of blue light.
  • a resin body when the functional dye is fixed to the resin body by using a functional dye that absorbs light in the wavelength region of 400 nm to 420 nm instead of the yellow dye. Is used instead of yellow. That is, when a functional dye that absorbs light in the wavelength range of 400 nm to 420 nm is fixed to the resin body, the resin body has a yellowish color. For example, the color generated in the resin body when the functional dye is fixed to the resin body is treated as yellow, and the color is adjusted by adjusting the amount of other dyes according to the type and concentration of the functional dye. Dyeing can be performed with a desired color.
  • At least the blue and red dyes dye the color of the resin body to a desired color with a functional dye that absorbs light in the wavelength range of 400 nm to 420 nm. Used for. That is, it is used to adjust the color of the resin body on which the functional dye is fixed to a desired color.
  • functional dyes that absorb light in the blue wavelength range include merocyanine-based, benzophenone-based, triazine-based, alkoxyanthracene compounds, copper porphyrin complexes or dimethine skeletons, pyrazolone skeletons, naphthalimide skeletons, and pesolene skeletons. At least one of the dyes such as may be used.
  • the functional dye that absorbs light in the wavelength region of the blue region is not limited to the above-described dye, and may be any functional dye that has sublimation and absorbs light in the wavelength region of the blue region. .
  • the functional dye is described as an example in which a functional dye that absorbs light in the wavelength region of the blue region is used, but is not limited thereto.
  • a functional dye that absorbs light in a wavelength region different from that of the functional dye that absorbs light in the blue wavelength region may be used.
  • the functional dye may be a functional dye that absorbs light in the ultraviolet wavelength region (for example, generally 320 nm to 400 nm).
  • the functional dye may be a functional dye that absorbs light in a specific wavelength range in the ultraviolet wavelength range.
  • a functional dye that absorbs light in a specific wavelength range for example, 380 nm to 400 nm
  • a wavelength range of 320 nm to 400 nm, which is generally an ultraviolet wavelength range may be used. Good.
  • a functional dye that absorbs light in the ultraviolet wavelength region at least one of benzophenone-based, salicylate-based, benzotriazole-based, cyanoacrylate-based, oxalic acid anilide-based, triazine-based dyes, and the like is used. May be.
  • the functional dye that absorbs light in the wavelength region of the ultraviolet region is not limited to the above-described dye, and may be any functional dye that has sublimation and absorbs light in the wavelength region of the ultraviolet region. .
  • the functional dye may be a functional dye that absorbs light in the near-infrared wavelength region (eg, generally 750 nm to 2000 nm).
  • the functional dye may be a functional dye that absorbs light in a specific wavelength range in the near-infrared wavelength range.
  • a functional dye that absorbs light in a specific wavelength range for example, 800 nm to 950 nm
  • a functional dye that absorbs light in a specific wavelength range for example, 800 nm to 950 nm
  • 750 nm to 2000 nm which is generally the wavelength range of the near infrared region
  • the functional dye that absorbs light in the near-infrared wavelength range is at least one of cyanine, phthalocyanine, quinone, diimmonium, naphthalocyanine, squalium, metal-containing azo, and the like. May be used.
  • the functional dye that absorbs light in the wavelength region of the infrared region is not limited to the above-described dye, and may be a functional dye that has sublimation and absorbs light in the wavelength region of the infrared region. That's fine.
  • the functional dye is not limited to the functional dye that absorbs light in the wavelength range described above, and a functional dye that absorbs light in an arbitrary wavelength range desired by the operator can be used.
  • a plurality of functional dyes may be used in substitution. For example, by using a functional dye that absorbs light in the blue region and a functional dye that absorbs light in the wavelength region of the ultraviolet region, the transmittance of light in both the blue region and the ultraviolet region is increased. You may make it add the function which reduces to a resin body.
  • a color generated by fixing the functional dye when fixing the functional dye to the resin body It is preferred that a dye of a color similar to is replaced.
  • the color that is planned to be expressed by the conventional dye is the color of the functional dye. It can be replaced, and the color can be dyed with a desired color by adjusting the color with another dye.
  • the sublimable dye may be dissolved in the ink solvent.
  • the dyeing ink includes at least three dyeing inks: red and blue dyeing inks and a functional dye dyeing ink.
  • the dyeing ink may contain at least a sublimable dye, water, a humectant, and a dispersant.
  • the dyeing ink is put into an ink container (for example, ink pack, ink cartridge, etc.) for an ink jet printer, and the ink container is attached to the attachment portion 14 of the ink jet printer 11.
  • an ink container for example, ink pack, ink cartridge, etc.
  • the ink container is attached to the attachment portion 14 of the ink jet printer 11.
  • the case where the ink cartridge 13 is used as an ink container will be described as an example.
  • the dyeing ink is put into the ink cartridge 13 for the ink jet printer, and the cartridge 13 is attached to the attachment portion 14 of the ink jet printer 11.
  • a commercially available inkjet printer 11 can be used.
  • the sublimation dye it is preferable to use a dye having heat resistance capable of withstanding the heat during sublimation.
  • a quinophthalone sublimation dye or an anthraquinone sublimation dye is used (for example, an example of a dye is disclosed in JP-A-2004-326018, (See, for example, 2003-185982).
  • each dyeing ink is put in separate ink ink containers (in the present embodiment, the ink cartridge 13) is taken as an example, but the present invention is not limited to this.
  • a mixed ink in which at least two of the dyeing inks are mixed may be used.
  • the mixed ink may be placed in the ink container.
  • control unit 16 may simultaneously discharge each dyeing ink from the inkjet head 15 and apply the sublimation dye in a mixed state to the substrate 2.
  • the term “simultaneous” may be any configuration that can be applied to the substrate 2 in a state where each sublimation dye is mixed, and includes substantially the same.
  • the control unit 16 may eject each dyeing ink from the inkjet head 15 at different timings to apply each sublimation dye to the substrate 2. For example, one of the dyeing ink containing the functional dye and the dyeing ink containing the other dye may be discharged first, and then the other may be discharged later.
  • the dyeing substrate 1 coated with the sublimable dye is obtained by the ink jet printer 11.
  • the second step is performed using the dyeing substrate 1 obtained in the first step.
  • the dyeing substrate 1 obtained in the first step is opposed to the resin body (in this embodiment, the lens 8), and the dyeing substrate 1 is heated, whereby the dyeing substrate 1 is heated.
  • the applied sublimation dye is sublimated, and the sublimation dye is attached to the lens 8.
  • the vapor deposition apparatus 30 is used in the second step.
  • the vapor deposition apparatus 30 sublimates the sublimable dye toward the lens 8 by heating the sublimable dye attached to the dyeing substrate 1 with electromagnetic waves. As a result, the dye is deposited on the lens 8.
  • the lens 8 may be formed with various layers such as a receiving film for facilitating fixing of the sublimable dye in the third step described later.
  • the vapor deposition apparatus 30 of this embodiment includes an electromagnetic wave generation unit 31, a vapor deposition jig 32, a pump 36, and a valve 37.
  • the structure of the vapor deposition apparatus 30 is not limited to the said structure.
  • the electromagnetic wave generator 31 generates an electromagnetic wave.
  • a halogen lamp that generates infrared rays is used as the electromagnetic wave generator 31.
  • the electromagnetic wave generation unit 31 may be any unit that generates electromagnetic waves. Therefore, instead of the halogen lamp, a configuration that generates electromagnetic waves of other wavelengths such as ultraviolet rays and microwaves may be used.
  • the vapor deposition device 30 can raise the temperature of the sublimable dye in a short time by irradiating the dyeing substrate 1 with electromagnetic waves.
  • substrate 1 is sublimated, it is also considered to heat a sublimation dye by making the iron plate etc.
  • the vapor deposition apparatus 30 of this embodiment can heat a sublimation dye uniformly with the electromagnetic waves from the electromagnetic wave generation part 31 spaced apart from the dye
  • the vapor deposition jig 32 holds the dyeing substrate 1 and the lens 8.
  • the vapor deposition jig 32 of this embodiment includes a lens support part 33 and a base support part 34.
  • the lens support portion 33 includes a cylindrical base portion and a mounting table disposed inside the base portion.
  • the lens 8 is supported by the mounting table of the lens support 33 while being surrounded by the base.
  • the base support part 34 is located at the upper end of the cylindrical base, and supports the dyeing base 1 above the lens 8.
  • the sublimation dye sublimated by placing a plate-like glass on the upper surface of the dyeing substrate 1 held by the substrate support portion 34 is used. You may make it suppress that it spreads out to the back side of the base
  • the dyeing substrate 1 is disposed so that the surface on which the sublimable dye is attached faces the lens 8.
  • the dyeing substrate 1 is placed on the substrate support portion 34 so that the dye adhesion surface faces downward.
  • the staining substrate 1 and the lens 8 when they are opposed to each other, they may be opposed to each other in a non-contact manner (for example, 2 mm to 30 mm).
  • the dyeing substrate 1 obtained in the first step is opposed to the lens 8 in a non-contact manner, and the dyeing substrate 1 is heated, so that the sublimation applied to the dyeing substrate 1 is performed.
  • the dye may be sublimated and the sublimable dye may be attached to the lens 8.
  • facing non-contact it is possible to prevent the heat when the substrate is heated to sublimate the sublimable dye from being conducted to the resin body. Thereby, it can suppress that a resin body discolors, shrinks, etc. with heat.
  • the sublimable dye can be sufficiently dispersed and adhered to the resin body.
  • variations in light transmittance and color unevenness in the resin body can be further suppressed, and a dyed resin body with a good function can be manufactured.
  • the gradation pattern when the gradation pattern is applied to the substrate in the color of the resin body, the gradation pattern can be suitably reproduced on the resin body.
  • the dyeing substrate 1 and the lens 8 when the dyeing substrate 1 and the lens 8 are opposed to each other, the dyeing substrate 1 and the lens 8 may be opposed to each other.
  • the pump 36 discharges the gas inside the vapor deposition apparatus 30 to the outside, and lowers the atmospheric pressure inside the vapor deposition apparatus 30. That is, for example, the pump 36 discharges the gas inside the vapor deposition apparatus 30 to the outside, and makes the inside of the vapor deposition apparatus 30 have a predetermined degree of vacuum.
  • the deposition operation is performed with the pump 36 having a predetermined degree of vacuum inside the vapor deposition apparatus 30.
  • the inside of the vapor deposition apparatus 30 is set to a predetermined vacuum state.
  • the present invention is not limited to this, and the inside of the vapor deposition apparatus 30 can be attached under normal pressure.
  • the dyeing substrate 1 is heated from above using the electromagnetic wave generator 31 to sublimate the sublimable dye.
  • the heating temperature is less than 100 ° C. on the dyeing substrate 1, the sublimable dye is difficult to sublime from the dyeing substrate 1. Deformation is likely to occur. Accordingly, the heating temperature is preferably 100 to 250 ° C., but it is preferable to select a temperature as high as possible according to the material of the lens 8.
  • ⁇ Third step> For example, when the second step is completed, the third step is performed.
  • the third step will be described.
  • the lens 8 to which the sublimation dye is attached in the second step is heated to fix the sublimation dye.
  • the dye fixing device 50 fixes the sublimation dye to the lens 8 by heating the lens 8 on which the sublimation dye is deposited.
  • the functional dye in the sublimation dye and other dyes are fixed to the lens 8.
  • the lens 8 can be added with a function of reducing the transmittance of light in a specific wavelength region, and the lens 8 can be dyed in a desired color.
  • an oven is used as the dye fixing device 50.
  • an oven particularly, a blowing type constant temperature thermostat
  • the temperature of the lens 8 gradually increases over a long period of time, so that a temperature difference is unlikely to occur. Therefore, the sublimation dye is easily fixed to the lens 8 evenly.
  • the sublimation dye when the third step is performed, the sublimation dye may be fixed by heating under normal pressure.
  • the third step may be performed under different atmospheric pressures.
  • the operator after attaching the sublimation dye to the lens 8 in the vapor deposition apparatus 30, the operator takes out the lens 8 to which the sublimation dye is attached.
  • the operator puts the lens 8 in the dye fixing device 50 and heats it under normal pressure to fix the sublimable dye.
  • the heating temperature is a temperature at which the lens 8 is not deformed and sufficient color development is possible.
  • the heating temperature may be preferably 110 ° C. or higher and 160 ° C. or lower (110 ° C. to 160 ° C.).
  • the sublimation dye may be fixed by heating the resin body to which the sublimation dye is adhered in the second step at a temperature of 110 ° C. to 160 ° C. .
  • the sublimable dye can more easily reach the inside of the resin body (lens 8 in the present embodiment), and light in a specific wavelength range.
  • the function of reducing the transmittance can be favorably added, and dyeing can be performed more favorably. Further, for example, color loss from the dyed resin body (the lens 8 in the present embodiment) can be suppressed after the third step.
  • the sublimable dye at a temperature of the third step of 160 ° C. or lower, it is possible to suppress the resin body from being heated too much and to make the deformation of the resin body more difficult.
  • the heating temperature is more preferably 120 ° C. or higher and 150 ° C. or lower.
  • the sublimation dye may be fixed by heating the resin body to which the sublimation dye is adhered in the second step at a temperature of 120 ° C.
  • the sublimable dye at a temperature of 120 ° C. to 150 ° C. in the third step, it is possible to add a function of reducing the light transmittance in a specific wavelength region and to perform better dyeing. Can do.
  • color loss from the dyed resin body can be further suppressed, and deformation of the resin body can be further suppressed.
  • the sublimation dye is a red dye, a blue dye, a yellow dye, and specifies at least one of a red dye, a blue dye, and a yellow dye. It is a functional dye that absorbs light in the wavelength range.
  • a function of reducing the transmittance of light in a specific wavelength range can be added to the resin body, and the resin body can be dyed in a desired color. That is, for example, a functional resin body dyed in a desired color can be easily produced without requiring complicated steps or many steps.
  • variation in the transmittance of light in a specific wavelength region on the resin body and color unevenness can be suppressed, and a dyed resin body with a good function can be manufactured.
  • the shape (printing shape) of the dye portion 6 is a circular shape, but is not limited to this, and may be, for example, a semicircular shape or other shapes (for example, a square shape). Good.
  • the heating method of the dyeing substrate 1 is described as an example from the top, but is not limited thereto.
  • the sublimable dye can be sublimated in the same manner even when heated from the side or from below.
  • the configuration of the dye fixing device 50 can be changed.
  • the dye fixing device 50 may heat the lens 8 by causing the laser to scan on the lens 8.
  • the dye fixing device 50 can intentionally generate a temperature difference according to the part of the lens 8.
  • the dye fixing device 50 may control the scanning of the laser in accordance with the target gradation state when performing dyeing with gradation.
  • the dye fixing device 50 may control laser scanning in accordance with the thickness of the lens 8 or the like so that the temperature of each part of the lens 8 becomes a desired temperature.
  • the dye fixing device 50 may heat the lens by directly irradiating the lens 8 with electromagnetic waves.
  • two or more of the steps (for example, the first step, the second step, the third step, etc.) performed in each of the dye applying device 10, the vapor deposition device 30, and the dye fixing device 50 are executed by one device. May be.
  • a dyeing apparatus that performs both the second process performed by the vapor deposition apparatus 30 and the third process performed by the dye fixing apparatus 50 may be used.
  • the same heating means for example, an infrared heater
  • the staining apparatus may automatically perform a plurality of steps (for example, from the second step to the third step) in a series of flows.
  • the functional dye when a functional dye is used, if the region for reducing the light transmittance in a specific wavelength region is provided in a gradation, the light transmittance in the specific wavelength region may not be reduced uniformly. There is. For this reason, for example, the area where the functional dye is applied may be different from the area where the other dye is applied. As an example, the functional dye may be fixed to the entire resin body, and another dye different from the functional dye may be fixed to a part of the resin body.
  • a coating for example, a hard coat, an antireflection coating, an antifouling coating, etc. may be further applied to the dyed resin body with a function.
  • a functional dye capable of absorbing light in a wavelength range of 430 nm to 500 nm was used as a specific wavelength range.
  • a dyeing ink used for a printer is prepared.
  • a functional dye was prepared instead of a dye for adjusting yellow.
  • FDB-006 ink (Yamada Chemical Co., Ltd.) capable of absorbing light in the wavelength range of 430 nm to 500 nm was used.
  • a functional dye, pure water, and a dispersant were put in a container, and pure ink was stirred to produce a dyeing ink.
  • Demall MS Karl All MS (Kao Corporation) was used as the dispersant.
  • the composition ratio of dye, dispersant, and pure water was 6.0% by weight of dye, 2.5% by weight of dispersant, and 91.5% by weight of pure water.
  • the amount of functional dye is preferably 0.1 to 20% by weight, more preferably 0.5 to 10% by weight.
  • the amount of the functional dye is not limited to the above-mentioned weight%, and any amount can be used.
  • the functional dye is less than 0.1% by weight, the dye is difficult to fix, and a desired concentration may not be obtained.
  • the functional dye exceeds 20% by weight, the dispersibility of the functional dye may deteriorate.
  • the amount of the functional dye was 6.0% by weight.
  • the container containing the dyeing ink in a container containing cooling water, and perform the treatment for a specified time with an ultrasonic homogenizer.
  • an ultrasonic homogenizer To the desired particle size.
  • the dyeing ink is suction filtered through a filter (glass fiber filter paper GF / B) having a pore diameter of about 1 ⁇ m to remove large particles and dust.
  • pure water is added and adjusted so as to achieve a specified ink concentration, and if necessary, a moisturizing agent and a surfactant for adjusting the surface tension are added to prepare a dyeing ink.
  • a micronizer such as a bead mill may be used. In this way, the dyeing ink is manufactured.
  • dyes for adjusting the color were prepared.
  • RED NK-1 (Nidek Corporation)
  • Blue NK-1 (Nidek Corporation) were used as dyeing inks containing red and blue dyes, respectively.
  • the inside of the ink cartridge for the (EPSON PX-6250S) dyeing ink of the printer was thoroughly washed, and then the dyeing ink containing red and blue dyes was added and set in the printer.
  • the dyeing ink containing the produced functional dye was put and set in the printer.
  • Dyeing was performed using the dyeing substrate thus obtained.
  • a dyeing substrate was attached to a dyeing jig in a vapor deposition apparatus (Nidec TTM-1000), and vapor deposition of a sublimation dye onto an MR8 lens (S-0.00) was performed.
  • the condition at this time was such that the distance between the dyeing surface side of the MR8 lens and the dyeing substrate was 15 mm.
  • the surface temperature of the dyeing substrate was heated to 200 ° C. with a heating unit (a halogen lamp was used in this experimental example). The temperature in the vicinity of the dyeing substrate was measured with a temperature sensor (not shown). Upon reaching 200 ° C., the halogen lamp was turned off and the sublimable dye was sublimated and adhered.
  • the transmittance of light in the wavelength range of 430 to 500 nm is 25% or less:
  • Yellow NK-1 Nidek Co., Ltd.
  • the color of the MR8 lens was compared with the color visually. There is almost no color difference: ⁇ Feel the color difference: ⁇ ⁇ Experimental example 2> Dyeing was performed and evaluated in the same manner as in Experimental Example 1 except that the color was changed to green instead of brown.

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Abstract

L'invention concerne un procédé de fabrication d'un corps en résine coloré, doté d'une fonction de réduction de la transmittance du corps en résine à la lumière dans une plage de longueurs d'onde spécifique, le procédé comprenant une première étape d'acquisition de substrats de coloration par application de colorants sublimables sur des substrats, une deuxième étape de fixation des colorants sublimables appliqués sur les substrats de coloration sur un corps en résine, par le fait d'amener les colorants sublimables à être sublimés par chauffage des substrats de coloration après avoir disposé les substrats de coloration de façon à ce qu'ils fassent face au corps en résine, et une troisième étape de fixation des colorants sublimables sur le corps en résine par chauffage du corps en résine sur lequel ont été fixés les colorants sublimables, les colorants sublimables étant un colorant rouge, un colorant bleu et un colorant jaune ; le colorant rouge, le colorant bleu et/ou le colorant jaune étant un colorant fonctionnel qui absorbe la lumière dans une plage de longueur d'onde spécifique ; et, à l'aide des colorants sublimables, la fonction de réduction de la transmittance de la lumière dans une plage de longueurs d'onde spécifique étant conférée au corps en résine, et le corps en résine étant coloré.
PCT/JP2018/046332 2018-02-28 2018-12-17 Procédé de fabrication d'un corps en résine coloré fonctionnel Ceased WO2019167388A1 (fr)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010090235A1 (fr) * 2009-02-09 2010-08-12 Hoya株式会社 Procédé de fabrication de lentille en matière plastique colorée
JP2012031537A (ja) * 2010-07-30 2012-02-16 Nidek Co Ltd 染色方法、及び染料蒸着装置
WO2016111006A1 (fr) * 2015-01-09 2016-07-14 株式会社ニデック Boîtier de substrat de coloration de lentille, élément d'encapsulation de substrat de coloration de lentille, procédé d'encapsulation de substrat de coloration de lentille et procédé de coloration de lentille
JP2017026948A (ja) * 2015-07-27 2017-02-02 パナソニックＩｐマネジメント株式会社 光カットフィルタ及び照明器具
WO2017171060A1 (fr) * 2016-03-31 2017-10-05 大日本印刷株式会社 Feuille de transfert de chaleur de type à sublimation et ensemble constitué d'une feuille de transfert de chaleur de type à sublimation et d'un corps de réception de transfert

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010090235A1 (fr) * 2009-02-09 2010-08-12 Hoya株式会社 Procédé de fabrication de lentille en matière plastique colorée
JP2012031537A (ja) * 2010-07-30 2012-02-16 Nidek Co Ltd 染色方法、及び染料蒸着装置
WO2016111006A1 (fr) * 2015-01-09 2016-07-14 株式会社ニデック Boîtier de substrat de coloration de lentille, élément d'encapsulation de substrat de coloration de lentille, procédé d'encapsulation de substrat de coloration de lentille et procédé de coloration de lentille
JP2017026948A (ja) * 2015-07-27 2017-02-02 パナソニックＩｐマネジメント株式会社 光カットフィルタ及び照明器具
WO2017171060A1 (fr) * 2016-03-31 2017-10-05 大日本印刷株式会社 Feuille de transfert de chaleur de type à sublimation et ensemble constitué d'une feuille de transfert de chaleur de type à sublimation et d'un corps de réception de transfert

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