发明名称 |
Method for manufacturing optical disc and optical disc |
摘要 |
A method of manufacturing an optical disc includes molding a first disc substrate by a first mold simultaneously with a second disc substrate by a second mold while controlling the temperature of the first and second molds by passing a temperature-controlling medium through temperature controlling flow passages provided in the vicinity of a boundary between the first and second molds.
|
申请公布号 |
US7833378(B2) |
申请公布日期 |
2010.11.16 |
申请号 |
US20070923892 |
申请日期 |
2007.10.25 |
申请人 |
TAIYO YUDEN CO., LTD.;NISSEI PLASTIC INDUSTRIAL CO., LTD. |
发明人 |
ISHIKURA KAZUNORI;KAGAWA KEIICHI;IGAWA IZUMI;EGAWA HIDETOSHI;SHIBUYA YUJI;MIKI SHINJI;TAKIZAWA KIYOTO |
分类号 |
B29C45/73;B29C47/00;B29C45/03;B29C45/33;B29C45/78;B29L17/00;G11B7/24;G11B7/26 |
主分类号 |
B29C45/73 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|