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Title:
OPTICAL RECORDING DISK MANUFACTURING STAMPER, FORMING METHOD OF INFORMATION RECORDING REGION AND LIGHT TRANSMISSIVE LAYER, AND OPTICAL RECORDING MEDIUM
Document Type and Number:
Japanese Patent JP3833506
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To easily carries out surface treatment of a light transmissive layer by the spin coat method at a low cost.
SOLUTION: When forming a light transmissive layer by the spin coat method, transfer is made on the information recording layer 108 using a stamper having a projection 140 along its perimeter 140A, and a sloped surface (recess) 135A is also formed at the same time on the base (transferred component) 104. Thus, the coating is carried out without making its perimeter projection conspicuous.


Inventors:
Kenji Yamaya
Sou Komaki
Kazuki Suzawa
Application Number:
JP2001258267A
Publication Date:
October 11, 2006
Filing Date:
August 28, 2001
Export Citation:
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Assignee:
tdk Corporation
International Classes:
G11B7/26; B29C41/04; B29C41/08; B29C41/20; B29C43/02; B29C43/36; B29D17/00; G11B7/24047; B29C35/08; (IPC1-7): G11B7/26; G11B7/24
Domestic Patent References:
JP11086356A
JP11086355A
JP6076384A
JP60246039A
JP58137146A
JP4105823U
JP11058401A
JP5028533A
JP5307775A
Attorney, Agent or Firm:
Tsuyoshi Makino
Keisuke Matsuyama
Satoshi Takaya
Masashi Sahara