公开(公告)号：US10538673B2

公开(公告)日：2020-01-21

申请号：US15809821

申请日：2017-11-10

Applicant: RIKEN TECHNOS CORPORATION

Inventor： Ryoichi Tanabe ,  Nozomu Washio

IPC: C08K5/541 ,  C09D4/00 ,  C09D7/40 ,  G06F3/041 ,  B32B15/09 ,  B32B27/36 ,  C09D7/47 ,  B05D3/06 ,  C09D133/14

Abstract: Embodiments of the invention provide a hard coat film, including a film base material and a hard coat arranged on at least one surface of the film base material, wherein the hard coat is comprised of an active energy ray-curable resin composition. The active energy ray-curable resin composition includes 100 parts by mass of (P) a urethane (meth)acrylate compound, 0.02 to 5 parts by mass of (Q) organic fine particles having an average particle size of 10 to 300 nm, and 0.0002 to 2 parts by mass of (R) an acrylic silicon leveling agent. The (R) acrylic silicon leveling agent is loaded in the active energy ray-curable resin composition in an amount of 1 part by mass or more based on 100 parts by mass of the (Q) organic fine particles.

公开(公告)号：US20190352531A1

公开(公告)日：2019-11-21

申请号：US16529103

申请日：2019-08-01

Applicant: RIKEN TECHNOS CORPORATION

Inventor： Yasuhiro ITAGAKI ,  Shigekazu ITO

IPC: C09D135/02 ,  C09D135/00 ,  C08J7/04 ,  B32B27/20 ,  B32B27/30 ,  B32B27/36 ,  C08K3/36 ,  C08L35/02 ,  B32B27/18 ,  G02B1/10 ,  C08F290/14 ,  C08F290/06 ,  C08F2/44

Abstract: Embodiments relate to a hard coat-laminated film for a touch panel display face plate, the hard coat-laminated film including: a transparent resin film, and a hard coat formed on at least one surface of the transparent resin film from a coating material including an active energy ray-curable resin composition. The hard coat-laminated film meets the following requirements (1-i) to (1-v): (1-i) a total light transmittance of 80% or higher, (1-ii) a haze of 3.0% or lower, (1-iii) a yellowness index of 3 or lower, (1-iv) a water contact angle of a touch surface of 100° or larger; and (1-v) a water contact angle of the touch surface of 100° or larger after 20,000-times reciprocal cotton wiping of the touch panel.

公开(公告)号：US10450431B2

公开(公告)日：2019-10-22

申请号：US14904025

申请日：2014-06-11

Applicant: RIKEN TECHNOS CORPORATION

Inventor： Kohei Nakashima ,  Kazutaka Yamada ,  Hidemasa Sugimoto ,  Yoshihiro Zennyoji

IPC: B29C59/16 ,  C08J5/18 ,  B29C59/10 ,  B29C71/04 ,  B32B27/06 ,  B32B27/28 ,  B32B27/30 ,  C08J7/04 ,  C08J7/06 ,  C08J7/12 ,  B29C48/08 ,  B29C48/00 ,  B29C48/30 ,  B29C48/92 ,  B29C48/305 ,  B29C48/40 ,  B29C48/88 ,  B29K79/00 ,  B29L7/00 ,  B29C48/27

Abstract: Embodiments of the invention relate to a poly(meth)acrylimide film and a method for manufacturing such a film. At least one embodiment provides a poly(meth)acrylimide film that has (i) a total light transmittance of over 90% and (ii) haze of 2.0% or less. This film preferably has retardation of less than 50 nm. The method for manufacturing this film includes the following steps: (A) using a device provided with an extruder and a T die, a poly(meth)acrylimide molten film is continuously extruded from the T die; and (B) the poly(meth)acrylimide molten film is loaded by being fed between a rotating or circulating first mirrored-surface body and a rotating or circulating second mirrored-surface body, and then the film is pressed. During these steps, (C) the surface temperature of the first mirrored-surface body is in the range 100-200° C., and (D) the surface temperature of the second mirrored-surface body is in the range 20-200° C.

公开(公告)号：US20180372921A1

公开(公告)日：2018-12-27

申请号：US16060793

申请日：2016-11-25

Applicant: RIKEN TECHNOS CORPORATION

Inventor： Nozomu WASHIO ,  Taketo HASHIMOTO

IPC: G02B1/14 ,  G02B1/18 ,  C09D133/10 ,  C09D5/00 ,  C09D7/40

Abstract: 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.

公开(公告)号：US20180370679A1

公开(公告)日：2018-12-27

申请号：US16116398

申请日：2018-08-29

Applicant: RIKEN TECHNOS CORPORATION

Inventor： Motohiro SHIMIZU

IPC: B65D5/64 ,  B65D5/42 ,  B65D5/22 ,  B65D85/672 ,  B65D83/08 ,  B65D5/68

Abstract: 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.

公开(公告)号：US20180147822A1

公开(公告)日：2018-05-31

申请号：US15575084

申请日：2016-05-16

Applicant: RIKEN TECHNOS CORPORATION

Inventor： Hiroshi TAGUCHI

IPC: B32B27/36 ,  B32B7/12 ,  C09J7/24 ,  C09J167/00 ,  C09D167/00 ,  H01B7/08

CPC classification number: B32B27/36 ,  B32B3/266 ,  B32B7/12 ,  B32B27/08 ,  B32B27/302 ,  B32B27/32 ,  B32B27/34 ,  B32B2255/10 ,  B32B2255/26 ,  B32B2307/202 ,  B32B2307/206 ,  B32B2307/3065 ,  B32B2307/4026 ,  B32B2307/516 ,  B32B2307/518 ,  B32B2309/105 ,  B32B2405/00 ,  B32B2457/00 ,  C09D5/00 ,  C09D167/00 ,  C09D175/04 ,  C09J7/20 ,  C09J7/243 ,  C09J167/00 ,  C09J2203/302 ,  H01B3/421 ,  H01B7/08

Abstract: The present invention provides: a reinforcing tape which has an excellent conductor-adhesive property and can prevent troubles such as a peeling from a conductor when terminals of the conductor are processed by gold plating or the like, and a flexible flat cable using the same. A flexible flat cable reinforcing tape comprising: an insulating film (A); a layer of an anchor coat (B) having a thickness of 5 to 50 μm on one side of the insulating film (A); and a layer of a hot-melt adhesive (C) having a thickness of 10 to 30 μm in the order thereof.

公开(公告)号：US20180079194A1

公开(公告)日：2018-03-22

申请号：US15559405

申请日：2016-02-16

Applicant: RIKEN TECHNOS CORPORATION

Inventor： Masataka MORI ,  Nozomu WASHIO ,  Taketo HASHIMOTO

IPC: B32B37/14 ,  B32B27/30 ,  B32B27/34 ,  B32B5/16 ,  B32B7/02 ,  B05D7/00 ,  C08L33/26 ,  C08J7/04 ,  C09D7/12 ,  C09D133/26

Abstract: 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.

公开(公告)号：US20180072029A1

公开(公告)日：2018-03-15

申请号：US15559400

申请日：2016-02-05

Applicant: RIKEN TECHNOS CORPORATION

Inventor： Kohei NAKASHIMA ,  Hideaki YAMBE ,  Nozomu WASHIO ,  Taketo HASHIMOTO

IPC: B32B27/18 ,  B32B27/30 ,  B32B7/02 ,  B32B27/20 ,  C08J7/04 ,  C09D7/12 ,  B32B38/00 ,  B32B7/12 ,  B29C47/06

Abstract: One embodiment provides a multilayer hard coating film which sequentially includes, from the superficial layer side, a first hard coating and a resin film, and wherein: the first hard coating is formed from a coating material that contains a specific amount of (A) a polyfunctional (meth)acrylate and a specific amount of (B) a water repellent agent, while containing no inorganic particles; and the resin film includes at least one layer of (α) an acrylic resin that contains 50-95% by mole of a structural unit derived from methyl methacrylate and 50-5% by mole of a structural unit derived from vinyl cyclohexane when the total of the structural units derived from polymerizable monomers is taken as 100% by mole. Another embodiment provides a multilayer hard coating film which includes a second hard coating in addition to a first hard coating, and wherein: the first hard coating contains (C) a silane coupling agent in addition to the above-described components (A) and (B); and the second hard coating is formed from a coating material that contains a specific amount of (A) a polyfunctional (meth)acrylate and a specific amount of (D) inorganic fine particles having an average particle diameter of 1-300 nm.

公开(公告)号：USD805386S1

公开(公告)日：2017-12-19

申请号：US29560530

申请日：2016-04-07

Applicant: RIKEN TECHNOS CORPORATION

Designer： Motohiro Shimizu

公开(公告)号：US09601776B2

公开(公告)日：2017-03-21

申请号：US14391471

申请日：2013-03-29

Applicant: RIKEN TECHNOS CORPORATION

Inventor： Tomohiro Takahashi ,  Hidemasa Sugimoto

IPC: H01B1/06 ,  H01M4/62 ,  H01M8/18 ,  H01M8/02 ,  C08J7/04 ,  H01B1/24 ,  C08K3/04 ,  C08K7/24 ,  C08J5/18 ,  C08K7/06 ,  C08L23/02

Abstract: The present invention provides a resin composition for an electrically conductive resin film which is excellent in electric conductivity, tensile elongation, durability to bending and flexibility and is suitable as electrodes or protective coatings on the electrodes in redox flow batteries. A resin composition includes (A) 100 parts by mass of a thermoplastic resin, (B) 1 to 60 parts by mass of carbon nanotubes and (C) 1 to 100 parts by mass of at least one selected from the group consisting of acetylene black and graphite.