Invention Grant
US08632871B2 Film for producing a sheet for a multilayer optical recording medium
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用于生产多层光学记录介质用片材的膜
- Patent Title: Film for producing a sheet for a multilayer optical recording medium
- Patent Title (中): 用于生产多层光学记录介质用片材的膜
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Application No.: US13785426Application Date: 2013-03-05
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Publication No.: US08632871B2Publication Date: 2014-01-21
- Inventor: Masaharu Ito , Shinichi Hoshi , Ryo Takahashi , Sou Miyata , Tomoo Orui , Takeshi Kondo
- Applicant: LINTEC Corporation
- Applicant Address: JP Tokyo
- Assignee: Lintec Corporation
- Current Assignee: Lintec Corporation
- Current Assignee Address: JP Tokyo
- Agency: Holtz Holtz Goodman & Chick PC
- Priority: JP2008-157515 20080617
- Main IPC: G11B7/24
- IPC: G11B7/24

Abstract:
A film for producing a sheet for a multilayer optical recording medium, the sheet having a repeating structure containing a plurality of laminated optical recording layers, the sheet has a structure including a unit wherein an optical recording layer and an adhesive layer are laminated or a structure including a unit wherein an optical recording layer, a barrier layer and an adhesive layer are laminated, and a maximum height roughness of the optical recording layer or the barrier layer is 500 nm or smaller, the optical recording layer or the barrier layer is disposed on a process film on a face at a side for forming the optical recording layer or at a side for forming the barrier layer, the face at the side for forming the optical recording layer or at the side for forming the barrier layer having a maximum height roughness of 500 nm or smaller.
Public/Granted literature
- US20130196115A1 FILM FOR PRODUCING A SHEET FOR A MULTILAYER OPTICAL RECORDING MEDIUM Public/Granted day:2013-08-01
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