公开(公告)号：US20180371269A1

公开(公告)日：2018-12-27

申请号：US15777072

申请日：2016-11-24

Applicant: TORAY INDUSTRIES, INC.

Inventor： Yuichi TSUJI ,  Takejiro INOUE ,  Seiichiro MURASE

IPC: C09D11/101 ,  B41M1/06 ,  C09D11/107

Abstract: Provided is a lithographic ink having superior surface staining resistance and fluidity. Also provided is a method for manufacturing a printed material using the lithographic ink. The lithographic ink has all of a viscosity (A) at a rotational speed of 0.5 rpm, a viscosity (B) at a rotational speed of 20 rpm, and a viscosity (C) at a rotational speed of 50 rpm of 5 Pa·s or more and 100 Pa·s or less, the viscosities (A), (B), and (C) being measured by using a cone-plate rotating viscometer at 25° C., and has a viscosity ratio (C)/(B) of 0.8 or more and 1.0 or less.

公开(公告)号：US20240308202A1

公开(公告)日：2024-09-19

申请号：US18573821

申请日：2022-08-01

Applicant: TORAY INDUSTRIES, INC.

Inventor： Yasunori KUSE ,  Yuki KASE ,  Takejiro INOUE

IPC: B41C1/10 ,  B41M5/025 ,  B41N1/00 ,  G03F7/105

CPC classification number: B41C1/1016 ,  B41M5/025 ,  B41N1/003 ,  G03F7/105 ,  B41C2210/02 ,  B41C2210/16 ,  B41C2210/22

Abstract: Disclosed is a waterless planographic printing plate precursor including at least a substrate, a heat sensitive layer and an ink repellent layer in this order, wherein the substrate has a white color layer or a white color surface, and wherein the heat sensitive layer includes at least (a) an infrared-absorbing dye having a maximum absorption wavelength of 700 to 1,000 nm, (b) a dye that changes color by proton acceptance, and (c) a proton-donating compound. The present invention provides a waterless planographic printing plate precursor capable of obtaining high contrast between the image area and the non-image area by exposure without the need for a special layer.

公开(公告)号：US20240166916A1

公开(公告)日：2024-05-23

申请号：US18283297

申请日：2022-03-25

Applicant: TORAY Industries, Inc.

Inventor： Yurika KAWAI ,  Takejiro INOUE

IPC: C09J4/00 ,  B32B7/12 ,  B32B27/08 ,  B32B27/32 ,  B32B27/36 ,  B32B37/12 ,  B32B37/24 ,  C09D11/101 ,  C09J175/04

CPC classification number: C09J4/00 ,  B32B7/12 ,  B32B27/08 ,  B32B27/32 ,  B32B27/36 ,  B32B37/12 ,  B32B37/24 ,  C09D11/101 ,  C09J175/04 ,  B32B2037/243 ,  B32B2255/10 ,  B32B2255/26 ,  B32B2255/28 ,  B32B2307/4023 ,  B32B2307/748 ,  B32B2309/02 ,  B32B2309/12 ,  B32B2310/0887 ,  B32B2333/12

Abstract: An object of the present invention is to provide a method for producing a laminated film, the method capable of producing a laminated film excellent in curability of an ink and adhesion between the ink and a second substrate with high productivity.
The present invention is a method for producing a laminated film, the method including: a printing step of applying an active energy ray-curable printing ink to a first substrate film formed of at least a plastic film; an adhesive application step of applying an adhesive; and a lamination step of laminating a second substrate, the steps being performed in this order in-line, the method further including a curing step of irradiating the active energy ray-curable printing ink with an active energy ray to cure the active energy ray-curable printing ink after at least the adhesive application step.

公开(公告)号：US20230146365A1

公开(公告)日：2023-05-11

申请号：US17912657

申请日：2021-03-25

Applicant: TORAY INDUSTRIES, INC.

Inventor： Yuichi TSUJI ,  Noboru KOSHIMIZU ,  Takejiro INOUE

IPC: B41M1/06 ,  B41F3/02 ,  B41F3/34 ,  B41F3/48 ,  B41F3/81 ,  B41M1/04 ,  B41M7/00

CPC classification number: B41M1/06 ,  B41F3/02 ,  B41F3/34 ,  B41F3/48 ,  B41F3/81 ,  B41M1/04 ,  B41M7/0018

Abstract: An object of the present invention is to provide a method for producing printed material on which active energy ray-curable ink is printed, the method being capable of improving print density without impairing gradation expressivity.
The present invention is a method for producing printed material, the method including, in order: a transfer process of transferring ink to a transfer target surface of a substrate; and an impression process of bringing each of impression cylinders into contact with the transfer target surface to which the ink has been transferred, and at least one of the impression cylinders has a patterned impression part.

公开(公告)号：US20210284852A1

公开(公告)日：2021-09-16

申请号：US16332551

申请日：2017-09-25

Applicant: TORAY INDUSTRIES, INC.

Inventor： Noboru KOSHIMIZU ,  Yuichi TSUJI ,  Takejiro INOUE

IPC: C09D11/101 ,  C09D11/107 ,  C09D11/037 ,  B41M1/06

Abstract: To provide is a manufacturing method for obtaining printed material in which, in lithographic printing, a printed part where multiple colors are superimposed on each other has a high gloss, and also a lithographic printing ink set. The method for manufacturing printed material according to the present invention includes a step of coating at least black ink for lithographic printing, cyan ink for lithographic printing, magenta ink for lithographic printing, and yellow ink for lithographic printing on a substrate, in which a difference in surface tension between the inks to be coated on a substrate is at most equal to 3.5 mN/m. The lithographic printing ink set according to the present invention is a lithographic printing ink set including at least black ink, cyan ink, magenta ink, and yellow ink, in which a difference in surface tension between the inks included in the lithographic printing ink set is at most equal to 3.5 mN/m.

公开(公告)号：US20180327617A1

公开(公告)日：2018-11-15

申请号：US15755816

申请日：2016-09-20

Applicant: TORAY INDUSTRIES, INC.

Inventor： Takejiro INOUE ,  Yuichi TSUJI ,  Seiichiro MURASE ,  Hironobu SADAKUNI

IPC: C09D11/101 ,  B41M1/08 ,  C09D11/107 ,  C09D11/037 ,  C09D11/03

CPC classification number: C09D11/101 ,  B41M1/08 ,  C09D11/03 ,  C09D11/037 ,  C09D11/107

Abstract: A lithographic ink which has a highly sensitive curability for active energy beam simultaneously with a high washability with water, and which also has excellent resistance to surface staining in the printing and high water resistance of the cured film is provided. Also provided are a varnish for such lithographic ink and a method for producing printed material. The lithographic ink comprises (a) a pigment and (b) a resin having an ethylenically unsaturated group and a hydrophilic group, and it has a highly sensitive curability for active energy beam simultaneously with a high washability with water, and also, excellent resistance to surface staining in the printing and high water resistance of the cured film.

公开(公告)号：US20230151232A1

公开(公告)日：2023-05-18

申请号：US17912980

申请日：2021-03-31

Applicant: TORAY INDUSTRIES, INC.

Inventor： Yuichi TSUJI ,  Shiro KOBAYASHI ,  Takejiro INOUE

IPC: C09D11/101 ,  C08G18/67 ,  C08G18/42 ,  C09D175/14 ,  C09D11/102 ,  B41M7/00 ,  B41M5/00

CPC classification number: C09D11/101 ,  C08G18/6755 ,  C08G18/42 ,  C09D175/14 ,  C09D11/102 ,  B41M7/0081 ,  B41M5/0011

Abstract: An object of the present invention is to provide a coating agent for a film that can exhibit sufficient adhesion to a film even when the active energy ray-curable ink is used. The present invention provides a coating agent for a film including a compound (a) having two or more (meth)acryloyl groups and an isocyanate group.

公开(公告)号：US20220281217A1

公开(公告)日：2022-09-08

申请号：US17639659

申请日：2020-08-18

Applicant: TORAY INDUSTRIES, INC.

Inventor： Hironobu SADAKUNI ,  Takejiro INOUE ,  Noboru KOSHIMIZU ,  Yusuke TSUTSUMI

IPC: B41C1/10 ,  B41C1/00 ,  C09D11/101 ,  C09D11/102 ,  B32B27/16 ,  B32B27/40 ,  B32B27/36

Abstract: A problem to be addressed by the present invention is to provide a method of producing a printed material by printing an active energy ray-curable printing ink on a film, wherein the printed material has good adhesion between the ink and the film even after undergoing boiling treatment for boiling sterilization or retorting sterilization. Such a problem is solved by a method of producing a printed material, including the steps of printing an ink on a film; and irradiating the ink-printed face with an active energy ray; wherein the film contains: a polyamide film layer; and a layer that, as the outermost layer of at least one face of the film, contains a polyurethane obtained by use of a polycarbonate polyol as a polyol component.

公开(公告)号：US20210206189A1

公开(公告)日：2021-07-08

申请号：US17059778

申请日：2019-06-20

Applicant: TORAY INDUSTRIES, INC.

Inventor： Yusuke TSUTSUMI ,  Yasunori KUSE ,  Takejiro INOUE

IPC: B41N1/08 ,  B41M1/06 ,  B41N1/14 ,  G03F7/004 ,  B41C1/10

Abstract: The present invention provides a lithographic printing plate precursor including at least a heat-sensitive layer and an ink repellent layer disposed on a substrate, the rate of gas generation therefrom being 6.5×105 g/m3 to 12.5×105 g/m3 as determined by GC-MS analysis in which the lithographic printing plate precursor is heated in a nitrogen stream at 450° C. for 5 minutes, and also provides a method for producing a lithographic printing plate and a method for producing printed matter therefrom.

公开(公告)号：US20200010701A1

公开(公告)日：2020-01-09

申请号：US16490404

申请日：2018-02-28

Applicant: TORAY INDUSTRIES, INC.

Inventor： Yuichi TSUJI ,  Hironobu SADAKUNI ,  Noboru KOSHIMIZU ,  Koichi FUJIMARU ,  Takejiro INOUE

IPC: C09D11/101 ,  C09D11/107 ,  B41M7/00 ,  B41M1/30

Abstract: Provided is active energy ray-curable ink for offset printing which has marked curability and toning resistance during printing, exhibits good transferability and adhesiveness to plastic films having low wettability, and imparts high hiding power to printed matter. The active energy ray-curable ink for offset printing includes a pigment, a polyfunctional (meth)acrylate having a hydroxyl group, and a resin having an ethylenic unsaturated group and a hydrophilic group.