Casio Computer Co., Ltd.

Casio Computerco., Ltd.

Yuji Horiuchi

Yoshimune Motoyanagi

Hideki Takahashi

Satoshi Mitsui

Kenji Iwamoto

Katsunori Suzuki

Junichi Ono

Satoshi Kimura

Hiroshi Morokuma

Masato Mochizuki

Thermally expandable sheet production method and shaped object production method

A thermally expandable sheet includes: a first thermally expansive layer that is formed on one side of a base and contains a first thermally expandable material; and a second thermally expansive layer that is formed on the first thermally expansive layer and contains a second thermally expandable material, wherein the second thermally expandable material further contains white pigment.

A three-dimensionally shaped object forming sheet includes: a thermally expansive layer distending at a predetermined temperature or higher; a base laminated on one side thereof with the thermally expansive layer; and a photothermal conversion layer for converting absorbed light to heat, formed on at least one side, wherein the base includes a first base and a second base that are laminated; and the first base has an elasticity that is greater than an elasticity of the second base.

Three-dimensionally shaped object forming sheet, three-dimensionally shaped object and production method for same, and production method for decorated three-dimensional object

A thermally expandable sheet according to the present invention includes a stress buffer layer provided on one surface of a base material and having an elastic property, a thermal expansion layer provided on the stress buffer layer and containing a first thermally expandable material that expands according to heat and a first binder, and a cover layer provided on the thermal expansion layer and having an elastic property.

Thermally expandable sheet and method of manufacturing thermally expandable sheet

An expansion apparatus includes: a first expander for irradiating with electromagnetic waves emitted from a lamp a thermal conversion layer for conversion of the electromagnetic waves to heat, to cause at least a portion of a thermal expansion layer to expand, the thermal conversion layer being laminated to a molding sheet including a base and the thermal expansion layer laminated to a first main surface of the base; and a second expander for causing expansion of a region (C) of the thermal expansion layer that is smaller in size than a region (B) of the thermal expansion layer expanded by the first expander.

Expansion apparatus, shaping system, and manufacturing method of shaped object

A method of fabricating a shaped object includes: preparing a formation sheet including a base and a thermally expansive layer stacked on a first main surface of the base, the thermally expansive layer including a binder and thermally expandable material; heating the base of the formation sheet to a temperature lower than an expansion initiation temperature at which the thermally expandable material starts to expand; and heating the thermally expansive layer of the formation sheet after heating of the base, to a temperature higher than or equal to the expansion initiation temperature at which the thermally expandable material starts to expand, thereby causing expansion of the thermally expansive layer.

Method of fabricating shaped object and forming apparatus

A thermally expandable sheet in which a thermally expansive layer that contains a thermally expandable material is formed on one side of a base, and where the thermally expansive layer is distended, the base deforms following distension of the thermally expansive layer and the base deforms into an embossed shape.

Thermally expandable sheet and thermally expandable sheet production method

There is provided a computer readable storage medium storing a program executable by a computer, and the program causes the computer to execute functions including: forming a first image in accordance with an electronic circuit diagram, in which a resistance value of a wiring portion is defined, to form the wiring portion by printing with a conductive ink; and correcting the first image in accordance with a second image, which is formed with a photothermal conversion material, when the first image is formed at least partially overlapping the second image, wherein the second image is an image for expanding a thermally expandable layer that thermally expands with heat and, when the image is irradiated with light, expanding the thermally expandable layer by converting the light into heat with the photothermal conversion material.

Computer readable storage medium and method of forming electronic circuit diagram

An ink for forming a photothermal conversion layer used to cause at least a portion of a thermal expansion layer of a thermal expansion sheet to swell. The ink includes an inorganic infrared absorbing agent having a higher absorptivity in at least one region of the infrared light spectrum than in the visible light spectrum.

Ink, printing apparatus, printing method, manufacturing method for shaped object, and thermal expansion sheet

A thermally expandable sheet includes a base, a thermally expansive layer, and a color adjustment layer. The thermally expansive layer is provided on a first side of the base and includes a thermally expandable material that distends in accordance with an amount of heat absorbed, the heat being generated from a thermal conversion layer that includes a thermal conversion material that converts electromagnetic waves to heat. The color adjustment layer is provided on at least one of the thermally expansive layer and a second side of the base and includes a color adjusting agent. When the thermal conversion layer is provided on the color adjustment layer, the color adjustment layer reduces a visual difference in color between a first region where the thermal conversion layer is provided and a second region where the thermal conversion layer is not provided.

Thermally expandable sheet

Thermally expandable sheet, production method for thermally expandable sheet, and 2.5D image forming method

In a setting apparatus including a control unit, the control unit is configured to: set, by a user operation, an irradiation condition of a laser beam for a thermally expandable sheet, a surface of the thermally expandable sheet being heated and expanded by being irradiated with the laser beam; and control an output and a scanning speed of the laser beam in accordance with the set irradiation condition, and in the setting, (i) a surface state of the thermally expandable sheet after expansion is selectable from a plurality of mutually different surface states, and (ii) the irradiation condition is set by the user operation according to the surface state selected from among the plurality of surface states.

Setting apparatus, shaping system, setting method, and computer-readable recording medium

A display apparatus includes: a display unit; and a control unit, wherein the control unit is configured to: set an irradiation condition of a laser beam for a thermally expandable sheet, a surface of the thermally expandable sheet being heated and expanded by being irradiated with the laser beam; display, on the display unit, a preview of an irradiation region of the thermally expandable sheet to be irradiated with the laser beam so as to be distinguishable in a display mode according to the set irradiation condition; allow the irradiation condition for expanding the thermally expandable sheet to a predetermined height to be selectable from among a plurality of mutually different irradiation conditions; and display, on the display unit, a preview of the plurality of irradiation conditions in mutually different display modes.

Display apparatus, shaping system, display method, and computer-readable recording medium

A shaping system includes: a printing device that prints an image using predetermined ink on a thermal expansion sheet having a thermal expansion layer on one side; and a heating device that performs: an identifier detection process of detecting an identifier provided on the thermal expansion sheet; a heating condition setting process of setting a heating condition for heating the thermal expansion sheet, based on the identifier; and a heating process of heating the thermal expansion sheet based on the set heating condition.

Growing community of inventors

Higashiyamato, Japan

Yuji Horiuchi