Patents by Inventor Sakie Kataoka
Sakie Kataoka 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: 20230133852Abstract: The present invention provides a decorative sheet which is provided with a relief pattern in the outer surface, while having excellent chemical resistance, wherein the relief pattern is suitably maintained even after molding. A decorative sheet which is provided with a relief pattern in the outer surface, while sequentially having, from the outer side, at least a first protective layer that constitutes the relief pattern and a second protective layer. The first protective layer is formed of a cured product of a resin composition that contains an ionizing radiation curable resin and a thermoplastic resin; and the second protective layer is formed of a cured product of an ionizing radiation curable resin composition that contains a polycarbonate (meth)acrylate.Type: ApplicationFiled: March 31, 2020Publication date: May 4, 2023Applicant: Dai Nippon Printing Co., Ltd.Inventors: Hiroaki Nakayama, Nobuo Saitou, Minoru Ariyama, Yoshiyuki Meiki, Sakie Kataoka, Kenta Takayama, Daisuke Yokoyama
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Patent number: 11203177Abstract: Provided is a decorative sheet which can impart, to molded resin articles, excellent design attractiveness and an excellent touch both due to a rugged shape. The decorative sheet comprises, superposed in the following order, a base layer, a surface layer which is constituted of a cured object obtained from a curable resin composition and has the rugged shape, and a removable thermoplastic resin film.Type: GrantFiled: March 30, 2016Date of Patent: December 21, 2021Assignee: Dai Nippon Printing Co., Ltd.Inventors: Masatoshi Sutou, Yoshiyuki Meiki, Sakie Kataoka, Yoko Takano
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Patent number: 10792887Abstract: Provided is a decorative sheet that, due to an asperity profile, creates a highly textured impression, such as a contoured impression, three-dimensional impression, impression of depth, and the like, even after being molded, and that has exceptional surface flatness. This decorative sheet has a layer that includes at least a transparent resin film layer, the layer that includes at least the transparent resin film layer having on one surface thereof an asperity profile having recesses that reach the transparent resin film layer, and includes an area in which the depth (d) of the recesses of the asperity profile, and the thickness T from the start point of the depth (d) to the surface on the opposite side from the surface that has the asperity profile in the layer that includes the transparent resin film layer, satisfy the relationship (d)/T×100=5-10, and is intended for use as a decorative resin molded article in which a molding resin is laminated to the surface having the asperity profile.Type: GrantFiled: September 30, 2015Date of Patent: October 6, 2020Assignee: Dai Nippon Printing Co., Ltd.Inventors: Sakie Kataoka, Emi Hirose, Masatoshi Sutou
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Patent number: 10654245Abstract: The purpose of the present invention is to provide a decorative sheet having a bulging section on the surface thereof, wherein the bulging section is effectively inhibited from cracking during molding, and the decorative sheet is imparted with exceptional scratch resistance and quality of design in the convex/concave features on the bulging section after molding. The present invention pertains to a decorative sheet having a bulging section formed by a cured product of an ionizing-radiation-curable resin composition on a substrate sheet, the cured product of the ionizing-radiation-curable resin composition having a Martens hardness in a range of 10-120 N/mm2 at a temperature of 25° C. and a relative humidity of 50%.Type: GrantFiled: September 29, 2014Date of Patent: May 19, 2020Assignee: Dai Nippon Printing Co., Ltd.Inventors: Sakie Kataoka, Emi Hirose
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Patent number: 10286634Abstract: The present invention provides a decorative sheet that excels in moldability and a decorative resin-molded article that uses the decorative sheet and that excels in chemical resistance. In the decorative sheet, at least a substrate layer and a surface protection layer formed of an ionizing radiation curable resin composition are stacked. The surface protection layer includes blocked isocyanate.Type: GrantFiled: March 24, 2015Date of Patent: May 14, 2019Assignee: Dai Nippon Printing Co., Ltd.Inventors: Sakie Kataoka, Nobuo Saitou, Megumi Awa, Hideaki Koike
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Publication number: 20180043653Abstract: Provided is a decorative sheet which can impart, to molded resin articles, excellent design attractiveness and an excellent touch both due to a rugged shape. The decorative sheet comprises, superposed in the following order, a base layer, a surface layer which is constituted of a cured object obtained from a curable resin composition and has the rugged shape, and a removable thermoplastic resin film.Type: ApplicationFiled: March 30, 2016Publication date: February 15, 2018Inventors: Masatoshi Sutou, Yoshiyuki Meiki, Sakie Kataoka, Yoko Takano
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Publication number: 20170217123Abstract: Provided is a decorative sheet that, due to an asperity profile, creates a highly textured impression, such as a contoured impression, three-dimensional impression, impression of depth, and the like, even after being molded, and that has exceptional surface flatness. This decorative sheet has a layer that includes at least a transparent resin film layer, the layer that includes at least the transparent resin film layer having on one surface thereof an asperity profile having recesses that reach the transparent resin film layer, and includes an area in which the depth (d) of the recesses of the asperity profile, and the thickness T from the start point of the depth (d) to the surface on the opposite side from the surface that has the asperity profile in the layer that includes the transparent resin film layer, satisfy the relationship (d)/T×100=5-10, and is intended for use as a decorative resin molded article in which a molding resin is laminated to the surface having the asperity profile.Type: ApplicationFiled: September 30, 2015Publication date: August 3, 2017Inventors: Sakie Kataoka, Emi Hirose, Masatoshi Sutou
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Publication number: 20170095996Abstract: The present invention provides a decorative sheet that excels in moldability and a decorative resin-molded article that uses the decorative sheet and that excels in chemical resistance. In the decorative sheet, at least a substrate layer and a surface protection layer formed of an ionizing radiation curable resin composition are stacked. The surface protection layer includes blocked isocyanate.Type: ApplicationFiled: March 24, 2015Publication date: April 6, 2017Inventors: Sakie Kataoka, Nobuo Saitou, Megumi Awa, Hideaki Koike
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Publication number: 20160214345Abstract: The purpose of the present invention is to provide a decorative sheet having a bulging section on the surface thereof, wherein the bulging section is effectively inhibited from cracking during molding, and the decorative sheet is imparted with exceptional scratch resistance and quality of design in the convex/concave features on the bulging section after molding. The present invention pertains to a decorative sheet having a bulging section formed by a cured product of an ionizing-radiation-curable resin composition on a substrate sheet, the cured product of the ionizing-radiation-curable resin composition having a Martens hardness in a range of 10-120 N/mm2 at a temperature of 25° C. and a relative humidity of 50%.Type: ApplicationFiled: September 29, 2014Publication date: July 28, 2016Inventors: Sakie Kataoka, Emi Hirose
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Publication number: 20160200082Abstract: The present invention provides a decorative sheet having high moldability and scratch resistance, and a high three-dimensional feeling when molded into a decorative resin molded article. The decorative sheet includes at least a base material layer, a first protective layer, and a second protective layer provided on a part of the first protective layer in this order, wherein the first protective layer is formed of an ionizing radiation curable resin composition containing a polyfunctional polycarbonate (meth)acrylate.Type: ApplicationFiled: September 30, 2014Publication date: July 14, 2016Applicant: DAI NIPPON PRINTING CO., LTD.Inventors: Megumi Awa, Nobuo Saitou, Sakie Kataoka, Hideaki Koike