Patent · US Expired

Method of chemical mechanical texturing

US6755722B1 · kind B1 · utility

7Cited by
10References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 8, 2000
Grant dateJun 29, 2004
Priority date
Expiry dateJun 8, 2020

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB24B37/042
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

Minute and uniform line marks can be formed on the surface of a glass substrate for a magnetic disk by pressing a woven cloth tape comprising plastic fibers preferably by a rubber roller with hardness greater than 60 and causing it to run thereover while supplying a suspension containing abrading particles and a solution which contains hydroxyl groups such as a KOH solution.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.