Patents by Inventor Yasushi Yoneyama
Yasushi Yoneyama has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230082532Abstract: A thermal transfer sheet includes a substrate and a transfer layer, in which the transfer layer after transfer has a reduced peak height (Spk) of 0.6 ?m or more. A method for producing a printed material using a thermal transfer sheet including a particle layer disposed on a substrate and an image-receiving sheet including a thermal protrusion-and/or-recess forming layer and a receiving layer stacked in that order on a second substrate, the receiving layer including an image that has been formed, includes the steps of heating the image-receiving sheet to form a protrusion and/or a recess at the image-receiving sheet, and heating the thermal transfer sheet to transfer the particle layer to at least part of the protrusion of the image-receiving sheet.Type: ApplicationFiled: February 25, 2021Publication date: March 16, 2023Applicant: Dai Nippon Printing Co., Ltd.Inventors: Yue YU, Hiroshi EGUCHI, Masayuki TANI, Yasushi YONEYAMA
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Publication number: 20220371351Abstract: A thermal transfer image-receiving sheet of the present disclosure is characterized by including a substrate, a heat-sensitive recess-forming layer, and a receiving layer, in which the heat-sensitive recess-forming layer has a thickness of 40 ?m or more, and a recess to be formed by application of an energy of 0.27 mJ/dot from a side of the receiving layer through a film including a 1-?m-thick back layer disposed on a poly(ethylene terephthalate) film having a thickness of 4 ?m has a depth of 5 ?m or more.Type: ApplicationFiled: November 20, 2020Publication date: November 24, 2022Applicant: Dai Nippon Printing Co., Ltd.Inventors: Yasushi YONEYAMA, Ikumi WASHIE
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Patent number: 11479057Abstract: An intermediate transfer medium that allows formation of high-density images on a transfer layer while suppressing printing unevenness and provides good foil cutting properties of the transfer layer, a combination of the intermediate transfer medium and a thermal transfer sheet, and a method for forming a print using the intermediate transfer medium. In an intermediate transfer medium having a transfer layer on a substrate, the transfer layer has a single layer structure including only a receiving layer or a layered structure including the receiving layer. When the transfer layer has the layered structure, the receiving layer is located furthest from the substrate among layers constituting the transfer layer. The receiving layer contains a binder resin having a number average molecular weight of 8000-32000 and a release agent. The content of the release agent based on the total mass of the receiving layer is 6% by mass or more.Type: GrantFiled: April 23, 2021Date of Patent: October 25, 2022Assignee: Dai Nippon Printing Co., Ltd.Inventors: Shinya Yoda, Yasushi Yoneyama
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Publication number: 20220032674Abstract: To provide a thermal transfer sheet enabling production of a print having extremely good abrasion resistance and a print having extremely good abrasion resistance. A thermal transfer sheet 100 in which a transfer layer 10 is provided on one surface of a substrate 1, wherein the transfer layer 10 has a single-layer structure composed only of a protective layer 5 or a layered structure including a protective layer 10 located nearest from a side of the substrate, and the protective layer 5 contains an acrylic resin and an ethoxylated alcohol.Type: ApplicationFiled: September 26, 2019Publication date: February 3, 2022Applicant: Dai Nippon Printing Co., Ltd.Inventors: Yasushi YONEYAMA, Ikumi WASHIE
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Patent number: 11186064Abstract: An intermediate transfer medium having a first transfer layer releasably provided on a support, a thermal transfer sheet in which a first colorant layer, a second transfer layer, and a second colorant layer are provided on one surface of a substrate so as being frame sequentially, and the second transfer layer is releasably provided from the substrate, and a transfer receiving article. The first colorant layer is used to form a first image on the first transfer layer of the intermediate transfer medium. The second transfer layer is transferred onto the first transfer layer on which the first image is formed, and then, the second colorant layer is used to form a second image on the second transfer layer. The first transfer layer is transferred together with the second transfer layer transferred on the first transfer layer onto the transfer receiving article to obtain a print having a stereoscopic image.Type: GrantFiled: March 16, 2017Date of Patent: November 30, 2021Assignee: Dai Nippon Printing Co., Ltd.Inventors: Shinya Yoda, Yasushi Yoneyama
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Publication number: 20210354424Abstract: An intermediate transfer medium having a first transfer layer releasably provided on a support, a thermal transfer sheet in which a first colorant layer, a second transfer layer, and a second colorant layer are provided on one surface of a substrate so as being frame sequentially, and the second transfer layer is releasably provided from the substrate, and a transfer receiving article. The first colorant layer is used to form a first image on the first transfer layer of the intermediate transfer medium. The second transfer layer is transferred onto the first transfer layer on which the first image is formed, and then, the second colorant layer is used to form a second image on the second transfer layer. The first transfer layer is transferred together with the second transfer layer transferred on the first transfer layer onto the transfer receiving article to obtain a print having a stereoscopic image.Type: ApplicationFiled: July 28, 2021Publication date: November 18, 2021Applicant: Dai Nippon Printing Co., Ltd.Inventors: Shinya YODA, Yasushi YONEYAMA
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Patent number: 11104172Abstract: An intermediate transfer medium that allows formation of high-density images on a transfer layer while suppressing printing unevenness and provides good foil cutting properties of the transfer layer, a combination of the intermediate transfer medium and a thermal transfer sheet, and a method for forming a print using the intermediate transfer medium. In an intermediate transfer medium having a transfer layer on a substrate, the transfer layer has a single layer structure including only a receiving layer or a layered structure including the receiving layer. When the transfer layer has the layered structure, the receiving layer is located furthest from the substrate among layers constituting the transfer layer. The receiving layer contains a binder resin having a number average molecular weight of 8000-32000 and a release agent. The content of the release agent based on the total mass of the receiving layer is 6% by mass or more.Type: GrantFiled: March 17, 2017Date of Patent: August 31, 2021Assignee: Dai Nippon Printing Co., Ltd.Inventors: Shinya Yoda, Yasushi Yoneyama
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Publication number: 20210237498Abstract: An intermediate transfer medium that allows formation of high-density images on a transfer layer while suppressing printing unevenness and provides good foil cutting properties of the transfer layer, a combination of the intermediate transfer medium and a thermal transfer sheet, and a method for forming a print using the intermediate transfer medium. In an intermediate transfer medium having a transfer layer on a substrate, the transfer layer has a single layer structure including only a receiving layer or a layered structure including the receiving layer. When the transfer layer has the layered structure, the receiving layer is located furthest from the substrate among layers constituting the transfer layer. The receiving layer contains a binder resin having a number average molecular weight of 8000-32000 and a release agent. The content of the release agent based on the total mass of the receiving layer is 6% by mass or more.Type: ApplicationFiled: April 23, 2021Publication date: August 5, 2021Applicant: Dai Nippon Printing Co., Ltd.Inventors: Shinya YODA, Yasushi YONEYAMA
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Patent number: 10737520Abstract: There is provided a thermal transfer sheet having satisfactory transferability when a transfer layer is transferred on a transfer receiving article over a wide energy range. A thermal transfer sheet 100 for obtaining a thermal transfer image-receiving sheet includes a substrate 1 and a transfer layer 10 provided on the substrate, wherein the transfer layer 10 has a layered structure in which two or more layers are layered, the transfer layer 10 includes at least a receiving layer 2, the layer located nearest to the substrate 1 of the layers constituting the transfer layer 10 is the receiving layer 2, and the receiving layer 2 contains a cellulosic resin.Type: GrantFiled: June 6, 2016Date of Patent: August 11, 2020Assignee: Dai Nippon Printing Co., Ltd.Inventors: Yasushi Yoneyama, Hiroyuki Yamashita
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Patent number: 10286709Abstract: The present invention provides a thermal transfer sheet which can provide a thermal transfer image-receiving sheet capable of forming a printed product of high designability, provides a thermal transfer image-receiving sheet capable of forming a printed product of high designability and a method for forming a printed product, and provides a printed product of high designability. In a thermal transfer sheet 100 in which a transfer layer 10 is provided on a substrate 1, the transfer layer 10 has a layered structure in which a receiving layer 2, an intermediate layer 3, and a masking layer 4 are layered in this order from the side of the substrate 1, and the intermediate layer 3 contains inorganic particles.Type: GrantFiled: April 15, 2016Date of Patent: May 14, 2019Assignee: Dai Nippon Printing Co., Ltd.Inventors: Yasushi Yoneyama, Hiroyuki Yamashita
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Patent number: 10245869Abstract: In a thermal transfer sheet in which a transfer layer is provided on a substrate, the transfer layer has a layered structure in which a receiving layer, an intermediate layer, and a masking layer are layered in this order from the side of the substrate, the receiving layer is a solvent-based receiving layer containing a solvent-based resin and a silicone oil, the intermediate layer is a water-based intermediate layer containing a water-based resin, and the masking layer is a solvent-based masking layer containing a solvent-based resin and a colorant.Type: GrantFiled: April 15, 2016Date of Patent: April 2, 2019Assignee: Dai Nippon Printing Co., Ltd.Inventors: Yasushi Yoneyama, Hiroyuki Yamashita
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Publication number: 20190092040Abstract: An intermediate transfer medium having a first transfer layer releasably provided on a support, a thermal transfer sheet in which a first colorant layer, a second transfer layer, and a second colorant layer are provided on one surface of a substrate so as being frame sequentially, and the second transfer layer is releasably provided from the substrate, and a transfer receiving article. The first colorant layer is used to form a first image on the first transfer layer of the intermediate transfer medium. The second transfer layer is transferred onto the first transfer layer on which the first image is formed, and then, the second colorant layer is used to form a second image on the second transfer layer. The first transfer layer is transferred together with the second transfer layer transferred on the first transfer layer onto the transfer receiving article to obtain a print having a stereoscopic image.Type: ApplicationFiled: March 16, 2017Publication date: March 28, 2019Applicant: Dai Nippon Printing Co., Ltd.Inventors: Shinya YODA, Yasushi YONEYAMA
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Publication number: 20190023048Abstract: An intermediate transfer medium that allows formation of high-density images on a transfer layer while suppressing printing unevenness and provides good foil cutting properties of the transfer layer, a combination of the intermediate transfer medium and a thermal transfer sheet, and a method for forming a print using the intermediate transfer medium. In an intermediate transfer medium having a transfer layer on a substrate, the transfer layer has a single layer structure including only a receiving layer or a layered structure including the receiving layer. When the transfer layer has the layered structure, the receiving layer is located furthest from the substrate among layers constituting the transfer layer. The receiving layer contains a binder resin having a number average molecular weight of 8000-32000 and a release agent. The content of the release agent based on the total mass of the receiving layer is 6% by mass or more.Type: ApplicationFiled: March 17, 2017Publication date: January 24, 2019Applicant: Dai Nippon Printing Co., Ltd.Inventors: Shinya YODA, Yasushi YONEYAMA
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Publication number: 20180229528Abstract: There is provided a thermal transfer sheet having satisfactory transferability when a transfer layer is transferred on a transfer receiving article over a wide energy range. A thermal transfer sheet 100 for obtaining a thermal transfer image-receiving sheet includes a substrate 1 and a transfer layer 10 provided on the substrate, wherein the transfer layer 10 has a layered structure in which two or more layers are layered, the transfer layer 10 includes at least a receiving layer 2, the layer located nearest to the substrate 1 of the layers constituting the transfer layer 10 is the receiving layer 2, and the receiving layer 2 contains a cellulosic resin.Type: ApplicationFiled: June 6, 2016Publication date: August 16, 2018Applicant: Dai Nippon Printing Co., Ltd.Inventors: Yasushi YONEYAMA, Hiroyuki YAMASHITA
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Publication number: 20180117941Abstract: In a thermal transfer sheet in which a transfer layer is provided on a substrate, the transfer layer has a layered structure in which a receiving layer, an intermediate layer, and a masking layer are layered in this order from the side of the substrate, the receiving layer is a solvent-based receiving layer containing a solvent-based resin and a silicone oil, the intermediate layer is a water-based intermediate layer containing a water-based resin, and the masking layer is a solvent-based masking layer containing a solvent-based resin and a colorant.Type: ApplicationFiled: April 15, 2016Publication date: May 3, 2018Applicant: Dai Nippon Printing Co., Ltd.Inventors: Yasushi YONEYAMA, Hiroyuki YAMASHITA
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Publication number: 20180079245Abstract: The present invention provides a thermal transfer sheet which can provide a thermal transfer image-receiving sheet capable of forming a printed product of high designability, provides a thermal transfer image-receiving sheet capable of forming a printed product of high designability and a method for forming a printed product, and provides a printed product of high designability. In a thermal transfer sheet 100 in which a transfer layer 10 is provided on a substrate 1, the transfer layer 10 has a layered structure in which a receiving layer 2, an intermediate layer 3, and a masking layer 4 are layered in this order from the side of the substrate 1, and the intermediate layer 3 contains inorganic particles.Type: ApplicationFiled: April 15, 2016Publication date: March 22, 2018Applicant: Dai Nippon Printing Co., Ltd.Inventors: Yasushi YONEYAMA, Hiroyuki YAMASHITA
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Patent number: 9079445Abstract: An image forming method and a combination of a thermal transfer sheet and a thermal transfer image receiving sheet are capable of forming images of high print quality. An image forming method wherein an image is formed by combining a thermal transfer sheet, which is obtained by forming a dye layer on one surface of a substrate and forming a back surface layer on the other surface of the substrate, and a thermal transfer image receiving sheet, which is obtained by forming a dye receiving layer on one surface of another substrate. The dye layer of the thermal transfer sheet contains a sublimable dye, a binder resin and one or both of (A) a polyether-modified silicone having a viscosity of not less than 1,000 mm2/s at 25° C. and (B) a polyester-modified polysiloxane. The dye receiving layer of the thermal transfer image receiving sheet is an aqueous dye receiving layer.Type: GrantFiled: September 25, 2012Date of Patent: July 14, 2015Assignee: DAI NIPPON PRINTING CO., LTD.Inventors: Yasushi Yoneyama, Yusaku Akiyama, Munenori Ieshige
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Patent number: 8986796Abstract: There is provided a thermal transfer sheet that includes a heat-resistant slipping layer and a colorant layer, the heat-resistant slipping layer and the colorant layer being formable in an in-line process, has excellent heat resistance, and can suppress tailing. The thermal transfer sheet includes a substrate, a colorant layer provided on one surface of the substrate, and a heat-resistant slipping layer provided on the surface of the substrate opposite to the colorant layer, wherein the heat-resistant slipping layer contains at least a binder resin containing an amino group-containing acrylic resin and an epoxysilane, and a slipping agent.Type: GrantFiled: February 23, 2012Date of Patent: March 24, 2015Assignee: Dai Nippon Printing Co., Ltd.Inventors: Yuzu Imakura, Yasushi Yoneyama, Yusaku Akiyama
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Patent number: 8895119Abstract: Provided is a thermal transfer sheet capable of forming an image having excellent glossiness, and having no printing wrinkle or having a lesser possibility of generating wrinkles. A thermal transfer sheet in which a dyestuff layer or a transcriptive protective layer is formed on one surface of a substrate and a back face layer is formed on another surface of the substrate, wherein the back face layer contains (A) a resin of which weight-average molecular weight (Mw) is more than 15,000; (B) a resin of which weight-average molecular weight (Mw) is not more than 15,000; and (C) a lubricant ingredient; and wherein the (B) resin is contained at an amount range of 3% by weight to 40% by weight on the basis of the total solid content weight of the back face layer.Type: GrantFiled: September 21, 2012Date of Patent: November 25, 2014Assignee: Dai Nippon Printing Co., Ltd.Inventors: Yuzu Muraki, Yasushi Yoneyama, Yusaku Akiyama, Munenori Ieshige
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Publication number: 20140267535Abstract: An image forming method and a combination of a thermal transfer sheet and a thermal transfer image receiving sheet are capable of forming images of high print quality. An image forming method wherein an image is formed by combining a thermal transfer sheet, which is obtained by forming a dye layer on one surface of a substrate and forming a back surface layer on the other surface of the substrate, and a thermal transfer image receiving sheet, which is obtained by forming a dye receiving layer on one surface of another substrate. The dye layer of the thermal transfer sheet contains a sublimable dye, a binder resin and one or both of (A) a polyether-modified silicone having a viscosity of not less than 1,000 mm2/s at 25° C. and (B) a polyester-modified polysiloxane. The dye receiving layer of the thermal transfer image receiving sheet is an aqueous dye receiving layer.Type: ApplicationFiled: September 25, 2012Publication date: September 18, 2014Inventors: Yasushi Yoneyama, Yusaku Akiyama, Munemori Ieshige