Patents Assigned to Riken Technos Corporation
-
Publication number: 20190276710Abstract: In one embodiment, there is provided an adhesive film having (?) a layer of polyvinyl chloride resin film and (?) an adhesive layer in the stated order from the surface-layer side, where the (?) adhesive layer is formed from an adhesive including: (A) 100 parts by mass of an acrylic polymer that satisfies the features (a1) and (a2), specifically (a1) an acid value of 18-27 mg KOH/g, and (a2) a mass-average molecular weight of 500,000 to 1,000,000; and (B) 0.1-3 parts by mass of a compound having two or more isocyanate groups per molecule. In another embodiment, there is provided an adhesive film having (?) a layer of polyvinyl chloride resin film and (?) an adhesive layer in the stated order from the surface-layer side, where the (?) adhesive layer has a tackiness of 12-25 N at a surface temperature of 5° C. and has a tackiness of 12-23 N at a surface temperature of 35° C.Type: ApplicationFiled: August 28, 2017Publication date: September 12, 2019Applicant: RIKEN TECHNOS CORPORATIONInventors: Hitomi INOMATA, Takio WAKUGAWA
-
Patent number: 10407590Abstract: Embodiments of the invention relate to an actinic-ray-curable resin composition which includes 100 parts by mass of a polyfunctional (meth)acrylate; 0.2-4 parts by mass of a compound having an alkoxysilyl group and a (meth)acryloyl group; 0.05-3 parts by mass of an organic titanium; and 5-100 parts by mass of fine particles having an average particle diameter of 1-300 nm. Embodiments of the invention also relate to a layered transparent resin product which includes a hardcoat layer and a layer of a transparent resin sheet in this order from the outermost layer side, wherein the hardcoat has been formed from a coating material including 100 parts by mass of a polyfunctional (meth)acrylate; 0.2-4 parts by mass of a compound having an alkoxysilyl group and a (meth)acryloyl group; 0.05-3 parts by mass of an organic titanium; and 5-100 parts by mass of fine particles having an average particle diameter of 1-300 nm.Type: GrantFiled: April 7, 2015Date of Patent: September 10, 2019Assignee: RIKEN TECHNOS CORPORATIONInventors: Yasuhiro Itagaki, Shigekazu Ito
-
Publication number: 20190264060Abstract: Embodiments provide a coating material including (A) 100 parts by mass of an active-energy-ray-curable resin, (B) 5 to 200 parts by mass of aluminum oxide particles having an average particle diameter of 1 to 100 ?m, (C) 0.1 to 20 parts by mass of aluminum oxide microparticles having an average particle diameter of 1 to 100 nm, and (D) 0.1 to 40 parts by mass of a compound having at least two isocyanate groups per molecule, where the active-energy-ray-curable resin (A) includes (a1) 70 to 99% by mass of a polyfunctional (meth)acrylate and (a2) 30 to 1% by mass of an acrylamide compound having at least one hydroxyl group per molecule, and the sum total of the amount of the polyfunctional (meth)acrylate (a1) and the amount of the acrylamide compound (a2) having at least one hydroxyl group per molecule is 100% by mass.Type: ApplicationFiled: October 17, 2017Publication date: August 29, 2019Applicant: RIKEN TECHNOS CORPORATIONInventors: Shigekazu ITO, Koji INAGAKI
-
Publication number: 20190241731Abstract: There are provided a thermoplastic resin composition capable of bonding a cyclic polyolefin-based polymer and an ethylene-vinyl alcohol copolymer with sufficient strength and to provide a laminate using the same.Type: ApplicationFiled: August 25, 2017Publication date: August 8, 2019Applicant: RIKEN TECHNOS CORPORATIONInventor: Ryota NAKANISHI
-
Patent number: 10369770Abstract: PURPOSE: The present invention provides a molded article which comprises a substrate whose surface is covered with a film, has good appearance, and does not deteriorate in the appearance even in severe environment where the article is actually used, such as high-temperature environment. CONSTITUTION: A molded article comprising a substrate whose surface is partially or wholly covered with a film, wherein the film has an adhesive layer, the adhesive layer is in contact with the substrate and the surface of the substrate, which surface is in contact with the adhesive layer, has a surface roughness (A) of 3 to 20 ?m.Type: GrantFiled: September 9, 2015Date of Patent: August 6, 2019Assignee: RIKEN TECHNOS CORPORATIONInventor: Yasuhiro Suzuki
-
Publication number: 20190225790Abstract: There is provided a thermoplastic resin composition suitable for coating an electric wire with high abrasion resistance, excellent cold resistance and flexibility at a low temperature, and wherein the electric wire is mounted on automobiles, particularly, which has a small diameter and a thin coating thickness.Type: ApplicationFiled: June 27, 2017Publication date: July 25, 2019Applicant: RIKEN TECHNOS CORPORATIONInventor: Nanami HORIUCHI
-
Publication number: 20190224951Abstract: A resin composition is provided for an adhesive layer of a laminate, the resin composition, containing: (A) 55 to 85 mass % of an acid modified polypropylene-based resin; and (B) 45 to 15 mass % of a copolymer of ethylene and one or more comonomers selected from the group consisting of vinyl acetate, an alkyl methacrylate, and an alkyl acrylate; in which the total of the component (A) and the component (B) is 100 mass %; and in which an acid modified amount of the component (A) is 0.5 to 10 mol %.Type: ApplicationFiled: July 31, 2017Publication date: July 25, 2019Applicant: RIKEN TECHNOS CORPORATIONInventors: Yoshihiro ZENNYOJI, Sayuri INOMATA
-
Publication number: 20190112507Abstract: One embodiment is a cosmetic sheet having a transparent adhesive layer (A), a transparent resin film layer (B), a printed layer (C), and a resin film layer (D) in this order from the side adhered to a transparent substrate, where: the transparent resin film layer (B) as a whole has an embossed profile; the printed layer (C) contains a high-brightness pigment; the printed layer (C) as a whole has an embossed profile; and the resin film layer (D) has an embossed profile on the side facing the printed layer (C). Another embodiment is a cosmetic sheet which has a transparent resin layer (E) between the layers of (A) and (B), where this transparent resin layer (E) has an embossed profile on the side facing the transparent resin film layer (B). The adhesive layer (A) may contain prescribed amounts of an acrylic polymer (P) having a glass transition temperature between ?50° C. and ?25° C.Type: ApplicationFiled: March 3, 2016Publication date: April 18, 2019Applicant: RIKEN TECHNOS CORPORATIONInventor: Koji INAGAKI
-
Publication number: 20190016863Abstract: Embodiments provide a hard coat laminate film that has, in order from a surface layer side, layers of a first hard coat and a transparent resin film. According to at least one embodiment, the first hard coat contains (A) 100 parts by mass of a multifunctional (meth)acrylate including 20 mass % or more of tripentaerythritol acrylate, and (B) 0.01-7 parts by mass of a (meth)acryloyl group-containing fluoropolyetherbased water repellent, and is formed from a paint not containing inorganic particles. The thickness of the hard coat laminated film is 5-60 ?m. Component (A) may be a mixture of: tripentaerythritol acrylate; and at least one selected from the group consisting of dipentaerythritol acrylate, monopentaerythritol acrylate, and polypentaerythritol acrylate.Type: ApplicationFiled: January 13, 2017Publication date: January 17, 2019Applicant: RIKEN TECHNOS CORPORATIONInventor: Nozomu WASHIO
-
Patent number: 10173392Abstract: The present invention pertains to a process for producing an article from a layered hard coat object including a hard coat layer and a transparent-resin film layer in this order from the outermost layer side, the process comprising: a step (A) in which a pressure-sensitive adhesive layer of a support having the pressure-sensitive adhesive layer on at least one surface thereof is temporarily applied to at least one surface of the layered hard coat object to obtain a temporarily support-bearing layered hard coat object; a step (B) in which at least one processing method selected from the group consisting of router processing, water-jet processing, laser processing, and punching is applied to the temporarily support-bearing layered hard coat object to cut the temporarily support-bearing layered hard coat object into a given shape, thereby obtaining a temporarily support-bearing cut article; and a step (C) in which at least one kind of energy selected from the group consisting of heat and actinic rays is appliedType: GrantFiled: March 10, 2015Date of Patent: January 8, 2019Assignee: RIKEN TECHNOS CORPORATIONInventors: Hiroyuki Tomomatsu, Taketo Hashimoto
-
Publication number: 20180372921Abstract: Embodiments provide a hard coat layered film having a first hard coat, a second hard coat, and a transparent resin film layer in order from an outer layer side, the first hard coat including (A) 100 parts by mass of a polyfunctional (meth)acrylate including 20% by mass or more of a tripentaerythritol acrylate, (B) 0.01-7 parts by mass of a water repellent, and (C) 0.01-10 parts by mass of a silane coupling agent, the first hard coat being formed from a coating material not including inorganic particles, and the second hard coat including (A?) 100 parts by mass of a polyfunctional (meth)acrylate and (D) 50-300 parts by mass of inorganic fine particles having an average particle diameter of 1-300 nm. According to at least one embodiment, component (A) may be a mixture of tripentaerythritol acrylate and one or more species selected from the group consisting of dipentaerythritol acrylate, monopentaerythritol acrylate, and polypentaerythritol acrylate.Type: ApplicationFiled: November 25, 2016Publication date: December 27, 2018Applicant: Riken Technos CorporationInventors: Nozomu WASHIO, Taketo HASHIMOTO
-
Publication number: 20180370679Abstract: Embodiments provide a packing box whereby strength is improved and efficiency of opening, content retrieval, etc. is improved. Embodiments provide a packing box obtained from an upper cover and a lower box configured from cardboard for accommodating articles therein, in which: the upper cover is obtained from a top board that covers the entire interior of the lower box and side boards that extend vertically downward from each side of the top board and substantially covers the side surfaces of the lower box; and at least one notch is provided on one of the lower edges of the upper cover.Type: ApplicationFiled: August 29, 2018Publication date: December 27, 2018Applicant: RIKEN TECHNOS CORPORATIONInventor: Motohiro SHIMIZU
-
Patent number: 10112369Abstract: Embodiments of the invention provide a transparent poly(meth)acrylimide-based resin multilayer film exhibiting excellent surface smoothness, transparency, outer appearance, and resistance to puchability. According to at least one embodiment, there is provided a method for producing said transparent multilayer film, in which the transparent multilayer film in which a first poly(meth)acrylimide-based resin layer (?1), an aromatic polycarbonate-based resin layer (?), and a second poly(meth)acrylimide-based resin layer (?2) are directly laminated in said order, and in that the total light transmittance exceeds 90% and the haze is 2.0% or lower. The transparent multilayer film is produced by continuously coextruding, from a T die, a molten film of the transparent multilayer film in which the aforementioned layers were directly laminated in the aforementioned order, and by supplying and then pressing the molten film between a first mirror body that has a surface temperature between 100 and 200° C.Type: GrantFiled: July 4, 2014Date of Patent: October 30, 2018Assignee: RIKEN TECHNOS CORPORATIONInventors: Kohei Nakashima, Shintaro Negimoto
-
Patent number: 10093447Abstract: Embodiments of the invention provide a packing box wherein strength is improved and efficiency of opening, content retrieval, etc. is improved. Embodiments of the invention provide a packing box obtained from an upper cover and a lower box configured from cardboard for accommodating articles therein, in which: the upper cover is obtained from a top board that covers the entire interior of the lower box and side boards that extend vertically downward from each side of the top board and substantially cover the side surfaces of the lower box; and at least one notch is provided on one of the lower edges of the upper cover.Type: GrantFiled: January 26, 2015Date of Patent: October 9, 2018Assignee: RIKEN TECHNOS CORPORATIONInventor: Motohiro Shimizu
-
Publication number: 20180257347Abstract: Embodiments provide a door body which opens and closes a front part of an article body, and which has a front panel that constitutes the front of the door body, a frame that supports at least a part of the outside edge of the front panel, and a back panel that constitutes the back of the door body. According to at least one embodiment, the front panel includes a hard coat laminated sheet; the hard coat laminated sheet has a first hard coat, a second hard coat, and a transparent resin sheet layer in that order from the surface on the front side. The first hard coat is formed from a coating material which contains (A) 100 parts by mass of a polyfunctional(meth)acrylate, (B) 0.01-7 parts by mass of a water repellant and (C) 0.Type: ApplicationFiled: November 24, 2016Publication date: September 13, 2018Applicant: RIKEN TECHNOS CORPORATIONInventors: Nozomu WASHIO, Taketo HASHIMOTO, Shoko NAKAJIMA, Hitomi INOMATA
-
Publication number: 20180154620Abstract: Provided is adhesive resin compositions comprising (A) 30 to 70% by mass of an acid-modified polypropylene-based resin; (B) 20 to 60% by mass of a polypropylene-based resin; and (C) 2 to 20% by mass of a copolymer of ethylene and one or more kinds of comonomers selected from the group consisting of vinyl acetate, alkyl methacrylate, and alkyl acrylate, with the proviso that the sum of the percentages of the above component (A), the above component (B), and the above component (C) is 100% by mass.Type: ApplicationFiled: May 2, 2016Publication date: June 7, 2018Applicant: RIKEN TECHNOS CORPORATIONInventor: Yoshihiro ZENNYOJI
-
Publication number: 20180117889Abstract: Provided is a thermoplastic resin composition or an adhesive coating material capable of adhering a cyclic polyolefin-based polymer with a metal or metal compound such as aluminum foil or an ethylene-vinyl alcohol copolymer with sufficient strength. The thermoplastic resin composition contains (A) 100 parts by mass of thermoplastic resin; (B) 0.05 to 5 parts by mass of one or more kinds selected from the group consisting of an unsaturated carboxylic acid and an unsaturated carboxylic acid derivative; and (C) 0.01 to 3 parts by mass of organic peroxide; which component (A) contains (a1) 10 to 90% by mass cyclic polyolefin-based polymer; and (a2) 90 to 10% by mass a hydrogenated product of a block copolymer comprising a polymer block composed mainly of an aromatic vinyl compound and a random copolymer block of a conjugated diene compound and an aromatic vinyl compound (with the proviso that the total of the component (a1) and the component (a2) is 100% by mass).Type: ApplicationFiled: February 29, 2016Publication date: May 3, 2018Applicant: RIKEN TECHNOS CORPORATIONInventors: Ryota NAKANISHI, Kosuke SUGIYA
-
Publication number: 20180111303Abstract: One embodiment provides a molded body that includes a resin substrate and in which: a part or all of the surface of the substrate is coated with a hard coat; a first hard coat is formed from a coating material that does not contain inorganic particles and that contains (A) 100 parts by mass of a polyfunctional (meth)acrylate, (B) 0.01-7 parts by mass of a water-repelling agent, and (C) 0.01-10 parts by mass of a silane coupling agent; and a second hard coat is formed from a coating material containing (A) 100 parts by mass of the polyfunctional (meth)acrylate and (D) 50-300 parts by mass of fine inorganic particles having an average particle size of 1-300 nm.Type: ApplicationFiled: February 4, 2016Publication date: April 26, 2018Applicant: RIKEN TECHNOS CORPORATIONInventors: Nozomu WASHIO, Taketo HASHIMOTO, Jun FUJIMOTO
-
Publication number: 20180079194Abstract: A hard coat laminated film according to at least one embodiment has, from the surface layer side, a first hard coat and a transparent resin film layer. The first hard coat is formed from a coating material including: (A) 100 parts by mass of a polyfunctional (meth)acrylate; and (B) 1-100 parts by mass of an N-substituted (meth)acrylamide compound. The transparent resin film has a first hard coat forming surface which is a poly(meth)acrylic imide resin. A hard coat laminated film according to another embodiment has, from the surface layer side, a second hard coat, the first hard coat and the transparent resin film layer. The second hard coat is formed from a coating material which includes: (A) 100 parts by mass of a polyfunctional (meth)acrylate; (E) 0.01-7 parts by mass of a water repelling agent; and (F) 0.01-10 parts by mass of a silane coupling agent; without inorganic particles.Type: ApplicationFiled: February 16, 2016Publication date: March 22, 2018Applicant: RIKEN TECHNOS CORPORATIONInventors: Masataka MORI, Nozomu WASHIO, Taketo HASHIMOTO
-
Patent number: D813667Type: GrantFiled: April 7, 2016Date of Patent: March 27, 2018Assignee: Riken Technos CorporationInventor: Motohiro Shimizu