A concave and convex pattern forming apparatus, includes a pattern forming unit that forms a pattern with a transparent infrared absorbing material on a surface of a foam body that is foamed by heating; and an irradiation unit that irradiates, with infrared rays, the surface having a pattern formed by the pattern forming unit.

To provide a light-emitting medium whereby different light-emitting forms can be realized that can easily be discriminated using a normal blacklight, and to provide a forgery prevention medium and a method for determining authenticity of the light-emitting medium. A light-emitting medium provided with a substrate and a first light-emitting region and a second light-emitting region disposed on both sides of the substrate, the substrate comprising a selective transmission region for transmitting non-visible light in a first wavelength region and essentially not transmitting non-visible light in a second wavelength region different from the first wavelength region, and the first light-emitting region and the second light-emitting region emitting light when irradiated by non-visible light in the first wavelength region and also emitting light when irradiated by non-visible light in the second wavelength region.

To provide a light-emitting medium whereby different light-emitting forms can be realized that can easily be discriminated using a normal blacklight, and to provide a forgery prevention medium and a method for determining authenticity of the light-emitting medium. A light-emitting medium provided with a substrate and a first light-emitting region and a second light-emitting region disposed on both sides of the substrate, the substrate comprising a selective transmission region for transmitting non-visible light in a first wavelength region and essentially not transmitting non-visible light in a second wavelength region different from the first wavelength region, and the first light-emitting region and the second light-emitting region emitting light when irradiated by non-visible light in the first wavelength region and also emitting light when irradiated by non-visible light in the second wavelength region.

The present invention relates in particular to a method and a device for a spatially resolved production of a location dependent textured coating. The method includes the steps of provisioning a two-dimensional representation, evaluating a data record of the two-dimensional representation, determining local structures of the two-dimensional representation, determining the type and location of at least one texture that is produced on at least one region of the two-dimensional representation, provisioning a fluid coating material, and applying the fluid coating material to at least one region of the two-dimensional representation.

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 method for producing a decorative surface having different gloss levels preferably comprising the following steps: (C) feeding of a workpiece (1.0), which is coated with at least a first lacquer layer (1.4) to a digital printing station; (D) provision of digital control data for the digital printing station; (E) digital spraying of droplets on partial areas of the first lacquer layer (1.4) on the workpiece (1.0) with an at least partially transparent lacquer in order to apply a second lacquer layer (1.5) on the first lacquer layer (1.4), wherein after curing the second lacquer layer (1.5) has a different gloss level than the first lacquer layer (1.4).

Further disclosed is an apparatus for carrying out this method.

A method for producing a decorative surface having different gloss levels preferably comprising the following steps: (C) feeding of a workpiece (1.0), which is coated with at least a first lacquer layer (1.4) to a digital printing station; (D) provision of digital control data for the digital printing station; (E) digital spraying of droplets on partial areas of the first lacquer layer (1.4) on the workpiece (1.0) with an at least partially transparent lacquer in order to apply a second lacquer layer (1.5) on the first lacquer layer (1.4), wherein after curing the second lacquer layer (1.5) has a different gloss level than the first lacquer layer (1.4).

Further disclosed is an apparatus for carrying out this method.

A method of producing a projection path data to be used in forming a desired shape by projecting a laser beam into a material, the method includes a first step of converting two-dimensional information representing the desired shape in two dimensions in an XYZ coordinate system into three-dimensional information in an XYZ coordinate system, and a second step of producing the projection path data based on the three-dimensional information that has been converted.

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 first binder, the first thermally expansive layer having a first ratio of the first thermally expandable material with respect to the first binder; and a second thermally expansive layer that is formed on the first thermally expansive layer and contains a second thermally expandable material and a second binder, the second thermally expansive layer having a second ratio of the second thermally expandable material with respect to the second binder, wherein the first ratio is lower than the second ratio.

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 first binder, the first thermally expansive layer having a first ratio of the first thermally expandable material with respect to the first binder; and a second thermally expansive layer that is formed on the first thermally expansive layer and contains a second thermally expandable material and a second binder, the second thermally expansive layer having a second ratio of the second thermally expandable material with respect to the second binder, wherein the first ratio is lower than the second ratio.