摘要:
The present invention provides an ink composition comprising at least a polymerizable compound, a photo-polymerization initiator and a polymerization accelerator, wherein the polymerizable compound comprises en N-vinyl compound, the photo-polymerization initiator comprises two or more compounds selected from the group consisting of bisacylphosphine oxides, monoacylphosphine oxides and α-amino ketones, and the polymerization accelerator comprises fine particles having a polymerizable functional group. The ink composition of the invention may be a transparent ink composition containing no coloring material. The ink composition of the invention may further contain a fluorescent whitening agent.
摘要:
A light emitting device includes a substrate, a light emitting body, a thermally conductive member, and a heat radiation member. The substrate has a first face and a second face which is a face opposite to the first face. The light emitting body is held on a side of the first face of the substrate and emits light. The thermally conductive member is provided so as to be in contact with the second face of the substrate and contains a high thermal conductive material. The heat radiation member is provided so as to be in contact with the thermally conductive member and radiates heat conducted from the substrate through the thermally conductive member.
摘要:
The present invention provides: an ink composition which contains at least a polymerizable compound, a photopolymerization initiator and a coloring material, and is free from an aqueous solvent, wherein the polymerizable compound comprises at least a urethane oligomer; a two-pack curing ink composition set comprising an ink composition containing a coloring material and a reaction liquid containing a photopolymerization initiator and capable of forming an image with an ink composition obtained by mixing the ink composition and the reaction liquid, wherein the ink composition after mixing contains at least a polymerizable compound, a photopolymerization initiator and a coloring material, and is free from an aqueous solvent, wherein the polymerizable compound comprises a urethane oligomer.
摘要:
A light emitting device includes a substrate, a light emitting body, a thermally conductive member, and a heat radiation member. The substrate has a first face and a second face which is a face opposite to the first face. The light emitting body is held on a side of the first face of the substrate and emits light. The thermally conductive member is provided so as to be in contact with the second face of the substrate and contains a high thermal conductive material. The heat radiation member is provided so as to be in contact with the thermally conductive member and radiates heat conducted from the substrate through the thermally conductive member.
摘要:
The present invention provides: an ink composition which contains at least a polymerizable compound, a photopolymerization initiator and a coloring material, and is free from an aqueous solvent, wherein the polymerizable compound comprises at least a urethane oligomer; a two-pack curing ink composition set comprising an ink composition containing a coloring material and a reaction liquid containing a photopolymerization initiator and capable of forming an image with an ink composition obtained by mixing the ink composition and the reaction liquid, wherein the ink composition after mixing contains at least a polymerizable compound, a photopolymerization initiator and a coloring material, and is free from an aqueous solvent, wherein the polymerizable compound comprises a urethane oligomer.
摘要:
A printing apparatus, a printing method, an application program and a printing medium are disclosed. The printing apparatus is coupled to a control circuit which with the help of the application program, controls the operation of the printing apparatus. The printing apparatus contains at least two kinds of glossy recording materials with different concentrations. The printing apparatus performs glossy printing on a printing medium by controlling the usage of the two kinds of glossy recording materials.
摘要:
An ultraviolet rays emitter for irradiating ultraviolet rays on an ink of an ultraviolet curing type adhered onto a recording medium includes semiconductor light emitting elements for emitting ultraviolet rays and a support member for mutually supporting these semiconductor light emitting elements in a matrix with optical axes thereof in almost parallel, and the row or column of the semiconductor light emitting elements has a structure in which two kinds of semiconductor light emitting elements having different wavelength ranges or more are arranged in order. Alternatively, an ultraviolet rays emitter has a structure in which a plurality of semiconductor light emitting elements is mutually supported with a support member in a positional relationship in which the optical axes of the respective elements are mutually inclined in such a manner that the irradiation regions of ultraviolet rays emitted from the semiconductor light emitting elements overlap on a recording medium.
摘要:
The invention relates to a polysilane compound having a structure represented by the following formula 1 and an ultraviolet ray-curable ink composition containing the polysilane compound. Also, an inkjet recording method using the ultraviolet ray-curable ink composition and an ink container and an inkjet recording apparatus each containing the ultraviolet ray-curable ink composition therein are disclosed.
摘要:
A photocurable ink composition includes a dendritic polymer, a monomer expressed by CH2═CR1—COO—R2—O—CH═CH—R3 (R1 denotes a hydrogen atom or a methyl group, R2 denotes an organic residue having a carbon number of 2 to 20, and R3 denotes a hydrogen atom or an organic residue having a carbon number of 1 to 11), and a photo-polymerization initiator.