公开(公告)号：US20210309046A1

公开(公告)日：2021-10-07

申请号：US17343750

申请日：2021-06-10

Applicant: FUJIFILM CORPORATION

Inventor： Takeshi HAMA ,  Yuichi HAYATA ,  Makoto ISHIGURO

IPC: B44C1/18 ,  B29C45/14

Abstract: In one embodiment, a method for manufacturing a decorative film for molding and a molding method include, in the following order, forming, on a base material, a liquid crystal layer including a cholesteric liquid crystal compound and a photoisomerization compound, photoisomerizing the liquid crystal layer, and curing the liquid crystal layer. In one embodiment, a decorative film for molding includes, on a base material, a liquid crystal layer including a cholesteric liquid crystal compound and a photoisomerization compound, in which the cured liquid crystal layer has a plurality of regions which are different from each other in terms of a photoisomerization proportion of the photoisomerization compound. A molded product using the decorative film for molding, an automobile exterior plate, and an electronic device are also provided.

公开(公告)号：US20230158771A1

公开(公告)日：2023-05-25

申请号：US18158480

申请日：2023-01-24

Applicant: FUJIFILM CORPORATION

Inventor： Yuichi HAYATA ,  Yuka MATSUMOTO ,  Takuma KAWAMOTO

IPC: B32B3/30 ,  B32B7/023 ,  C09K19/38 ,  C09K19/56 ,  C09K19/58

CPC classification number: B32B3/30 ,  B32B7/023 ,  C09K19/3852 ,  C09K19/56 ,  C09K19/588 ,  G02F2201/343 ,  G02F1/1337

Abstract: Provided are a decorative film including a base material and a reflective layer having a convex structure, in which, in a cross section obtained by cutting the convex structure in a direction perpendicular to a plane direction of the decorative film, in a case where a direction in which an average ΦAVE of positive tilt angles is a largest is defined as a first direction and a direction in which the average ΦAVE of the positive tilt angles is a smallest is defined as a second direction, the decorative film has a region A in which ΦAVE in the first direction is 3° or more and ΦAVE in the second direction is less than 3°; and applications thereof.

公开(公告)号：US20210269563A1

公开(公告)日：2021-09-02

申请号：US17322821

申请日：2021-05-17

Applicant: FUJIFILM CORPORATION

Inventor： Yuichi HAYATA ,  Takeshi HAMA ,  Nobuhiko ICHIHARA ,  Yujiro YANAI

IPC: C08F20/30 ,  B29C51/14 ,  B29C45/14 ,  C08F22/20 ,  C08J5/18

Abstract: Provided are a decorative film for molding including a cholesteric liquid crystal layer on a base material, in which the cholesteric liquid crystal layer is a layer formed by curing a liquid crystal composition which includes, with respect to a total solid content of the liquid crystal composition, 25% by mass or more of a cholesteric liquid crystal compound having one ethylenic unsaturated group or one cyclic ether group; a molded product using the decorative film for molding; and a molding method.

公开(公告)号：US20240036389A1

公开(公告)日：2024-02-01

申请号：US18478027

申请日：2023-09-29

Applicant: FUJIFILM Corporation

Inventor： Makoto ISHIGURO ,  Yuichi HAYATA

IPC: G02F1/1335

CPC classification number: G02F1/133543

Abstract: An object of the present invention is to provide: a decorative sheet having a small tint change depending on observation directions and having excellent visibility of a pattern in any observation direction during observation from a front direction and an oblique direction; and a display device and an automobile interior material including the decorative sheet. The decorative sheet according to the present invention includes: a circularly polarized light reflection layer; and a decorative layer that is disposed on the circularly polarized light reflection layer and where an opening portion is provided.

公开(公告)号：US20220091310A1

公开(公告)日：2022-03-24

申请号：US17543709

申请日：2021-12-06

Applicant: FUJIFILM CORPORATION

Inventor： Yuichi HAYATA ,  Yujiro YANAI

IPC: G02B5/08 ,  B32B7/023 ,  C09K19/38 ,  C09K19/58

Abstract: One embodiment of the invention is to provide a decorative film for molding including a reflective layer which is provided on a plastic base material and has a center wavelength of a selective reflection wavelength in a range of from 380 nm to 780 nm, in which an elastic modulus of the reflective layer at a temperature of a glass transition temperature (Tg) of the plastic base material +10° C. is from 0.00001 GPa to 0.5 GPa; a molded product of the decorative film for molding; and a display to which the molded product is applied.

公开(公告)号：US20230203377A1

公开(公告)日：2023-06-29

申请号：US18177773

申请日：2023-03-03

Applicant: FUJIFILM CORPORATION

Inventor： Yuichi HAYATA ,  Yuka MATSUMOTO

IPC: C09K19/38

CPC classification number: C09K19/3838 ,  C09K2219/03

Abstract: The present disclosure provides a decorative film including a base material and an optical reflective layer coloring by optical interference or structural color, in which at least two or more layers of the optical reflective layer are laminated, and diffuse reflectivities of the respective optical reflective layers are different from each other, or a printing layer is laminated between the respective optical reflective layers; a decorative molded article; a decorative panel; and an electronic device.

公开(公告)号：US20210379861A1

公开(公告)日：2021-12-09

申请号：US17409710

申请日：2021-08-23

Applicant: FUJIFILM CORPORATION

Inventor： Yuichi HAYATA

IPC: B32B3/30 ,  B32B7/022 ,  B32B27/30 ,  B32B27/08 ,  G02B5/20 ,  G02B5/26 ,  C09D129/04 ,  C09K19/20 ,  C09D133/14

Abstract: There is provided a laminate including, in the following order, a protective layer, a base material, a reflective layer having a maximum reflection wavelength in a wavelength range of 380 nm to 2,000 nm, and an adhesive layer, in which in a case where a modulus of elasticity of the protective layer is denoted by E1, a modulus of elasticity of the base material is denoted by E2, and a modulus of elasticity of the adhesive layer is denoted by E3, a relationship of E1≥E2>E3 is satisfied. The laminate is preferably a layer having an uneven structure, and more preferably the uneven structure has an uneven structure having a depth of 1 μm or more.

公开(公告)号：US20210070022A1

公开(公告)日：2021-03-11

申请号：US16953342

申请日：2020-11-20

Applicant: FUJIFILM CORPORATION

Inventor： Takashi ARIDOMI ,  Takeshi HAMA ,  Shinichi KANNA ,  Yujiro YANAI ,  Yuichi HAYATA

IPC: B32B27/08 ,  B32B27/20 ,  B32B27/30 ,  B32B27/36 ,  B32B27/40 ,  B32B7/023 ,  C09J7/38 ,  C08K3/04 ,  C08K7/26 ,  C08K3/36

Abstract: Provided are a decorative film including, in the following order, a temporary support, a colored layer, a cholesteric liquid crystal layer, and a protective layer, in which the decorative film is a film for viewing the colored layer through the cholesteric liquid crystal layer; a decoration method or a method for manufacturing a decorative molded article; and a decorative molded film including, in the following order, a base material, a colored layer, a cholesteric liquid crystal layer, and a protective layer, or including, in the following order, a colored layer, a cholesteric liquid crystal layer, a base material, and a protective layer, in which the decorative molded film is a film for viewing the colored layer through the cholesteric liquid crystal layer.

公开(公告)号：US20240255798A1

公开(公告)日：2024-08-01

申请号：US18434883

申请日：2024-02-07

Applicant: FUJIFILM Corporation

Inventor： Yuichi HAYATA ,  Yuki NAKAGAWA ,  Makoto ISHIGURO

IPC: G02F1/1335 ,  G02F1/13363 ,  G02F1/137 ,  H10K59/80

CPC classification number: G02F1/133553 ,  G02F1/133541 ,  G02F1/133638 ,  G02F1/13718 ,  H10K59/878 ,  H10K59/8793

Abstract: The present disclosure provides a decorative film including a reflective layer including a region having a reflectivity of at least 5% or more and a layer having a convex structure with a height of at least 1 μm or more on an outermost surface, a decorative panel, and a display device.

公开(公告)号：US20230340300A1

公开(公告)日：2023-10-26

申请号：US18346791

申请日：2023-07-04

Applicant: FUJIFILM CORPORATION

Inventor： Akihiro ISHII ,  Yuichi HAYATA

IPC: C09J7/29 ,  C09J7/38 ,  C09K19/58 ,  C09K19/38

CPC classification number: C09J7/29 ,  C09J7/38 ,  C09K19/588 ,  C09K19/3852 ,  C09J2301/302 ,  C09J2433/006

Abstract: Provided are a decorative material including a pressure sensitive adhesive layer and a cholesteric liquid crystal layer in contact with the pressure sensitive adhesive layer, in which, in the cholesteric liquid crystal layer, a content of a compound having a molecular weight of 10,000 or less per unit volume of the cholesteric liquid crystal layer is less than 44 mg/cm3; and applications thereof.