JPWO2023282063A1 - - Google Patents
Info
- Publication number
- JPWO2023282063A1 JPWO2023282063A1 JP2023533520A JP2023533520A JPWO2023282063A1 JP WO2023282063 A1 JPWO2023282063 A1 JP WO2023282063A1 JP 2023533520 A JP2023533520 A JP 2023533520A JP 2023533520 A JP2023533520 A JP 2023533520A JP WO2023282063 A1 JPWO2023282063 A1 JP WO2023282063A1
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
- B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
- B42D25/30—Identification or security features, e.g. for preventing forgery
- B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
- B42D25/378—Special inks
- B42D25/391—Special inks absorbing or reflecting polarised light
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/02—Physical, chemical or physicochemical properties
- B32B7/023—Optical properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
- B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
- B42D25/30—Identification or security features, e.g. for preventing forgery
- B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
- B42D25/364—Liquid crystals
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3016—Polarising elements involving passive liquid crystal elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3083—Birefringent or phase retarding elements
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Polarising Elements (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021113021 | 2021-07-07 | ||
| PCT/JP2022/024956 WO2023282063A1 (ja) | 2021-07-07 | 2022-06-22 | 光学表示媒体 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPWO2023282063A1 true JPWO2023282063A1 (https=) | 2023-01-12 |
Family
ID=84800242
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023533520A Pending JPWO2023282063A1 (https=) | 2021-07-07 | 2022-06-22 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP4369064A4 (https=) |
| JP (1) | JPWO2023282063A1 (https=) |
| CN (1) | CN117546062A (https=) |
| WO (1) | WO2023282063A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024181214A1 (ja) * | 2023-02-28 | 2024-09-06 | 日本ゼオン株式会社 | 光学表示媒体及びその使用方法 |
| CN116449477B (zh) * | 2023-04-24 | 2025-09-23 | 先幻新材料(海宁)有限公司 | 一种识别元件、包含识别元件的识别物体以及识别方法 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005059597A2 (en) | 2003-12-16 | 2005-06-30 | Sun Chemical Corporation | Cholesteric liquid crystal security arrangement |
| WO2007105721A1 (ja) * | 2006-03-13 | 2007-09-20 | Dai Nippon Printing Co., Ltd. | 光学拡散素子、投影スクリーン、意匠性部材及びセキュリティ媒体 |
| JP5543097B2 (ja) | 2008-11-07 | 2014-07-09 | 富士フイルム株式会社 | 偽造防止箔 |
| JP2010221650A (ja) | 2009-03-25 | 2010-10-07 | Fujifilm Corp | 偽造防止媒体 |
| JP5915838B2 (ja) | 2011-11-01 | 2016-05-11 | 大日本印刷株式会社 | 立体視画像形成体 |
| JP6065667B2 (ja) * | 2013-03-12 | 2017-01-25 | 日本ゼオン株式会社 | 識別媒体、物品の識別方法、及び積層構造体 |
| KR102573661B1 (ko) * | 2015-12-31 | 2023-09-04 | 엘지디스플레이 주식회사 | 편광판 및 이를 포함하는 표시장치 |
| JP6757424B2 (ja) * | 2017-02-08 | 2020-09-16 | 富士フイルム株式会社 | 加飾フィルム |
| JP7211043B2 (ja) * | 2018-11-30 | 2023-01-24 | 日本ゼオン株式会社 | 位相差フィルム |
| JP7172118B2 (ja) | 2018-04-27 | 2022-11-16 | 日本ゼオン株式会社 | 積層体の製造方法 |
| EP3896501B1 (en) | 2018-12-11 | 2025-03-26 | Zeon Corporation | Authenticity determining viewer and manufacturing method for same, method for determining authenticity of authentication medium, and authenticity determining set |
| WO2020203815A1 (ja) * | 2019-03-29 | 2020-10-08 | 日本ゼオン株式会社 | 識別媒体、並びに、その識別媒体を含む物品 |
| US11988856B2 (en) * | 2019-06-26 | 2024-05-21 | Zeon Corporation | Display medium, authenticity determination method, and article including display medium |
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2022
- 2022-06-22 JP JP2023533520A patent/JPWO2023282063A1/ja active Pending
- 2022-06-22 WO PCT/JP2022/024956 patent/WO2023282063A1/ja not_active Ceased
- 2022-06-22 CN CN202280043650.7A patent/CN117546062A/zh active Pending
- 2022-06-22 EP EP22837480.7A patent/EP4369064A4/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP4369064A1 (en) | 2024-05-15 |
| EP4369064A4 (en) | 2025-06-18 |
| CN117546062A (zh) | 2024-02-09 |
| WO2023282063A1 (ja) | 2023-01-12 |