LUBRICATING AGENT COMPOSITION AND ARTICLE COATED WITH SAID LUBRICATING AGENT COMPOSITION, STAMPER FOR MOLDING SUBSTRATE FOR OPTICAL DISK, MOLDING DEVICE FOR MOLDING SUBSTRATE FOR OPTICAL DISK, METHOD FOR MOLDING SUBSTRATE FOR OPTICAL DISK, AND METHOD FOR LUBRICATING FILM FORMATION

摘要

A disk substrate for an optical disk is formed by disposing a phosphoric ester-containing boundary lubricating film (1) on a stationary mirror (21) in its part in contact with a stamper (22) and/or on the stamper (22) in its part in contact with the stationary mirror (21) and filling a material into a cavity (14).