Patent · US Expired

Method of chemical mechanical texturing

US6315638A · kind A · utility

6Cited by
8References
3Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 21, 2000
Grant dateNov 13, 2001
Priority date
Expiry dateJan 21, 2020

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB24B37/04
  • 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 tape planted with hairs against the substrate surface and causing it to run thereover while supplying 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.