Lubricant composition and article, disk molding stamper,...

Details Lubricant composition and article, disk molding stamper,... Lubricant composition and article, disk molding stamper,...

2006-04-28

2011-10-04

Del Sole, Joseph S (Department: 1743)

Plastic article or earthenware shaping or treating: apparatus

With means lubricating cooperating apparatus parts

C425S470000, C425S810000, C425SDIG011, C249S114100, C106S038200

Reexamination Certificate

active

08029262

ABSTRACT:
A boundary lubricant film1is formed on a stamper22contact portion of a stationary mirror21and/or a stationary mirror21contact portion of the stamper22. The boundary lubricant film1contains one of kinds of phosphate esters. A material is injected into a cavity14. As a result, a disc substrate for an optical disc is molded.

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Translation of JP 08-072142.
Translation of JP 11-43493.
Japanese Office Action issued on May 10, 2011 in connection with counterpart JP Application No. 2006-548024.

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