Patent · US Expired

Method for preventing bubbles or small bubbles when connecting substrate parts of optical data carriers by means of an adhesive

US6261403A · kind A · utility

15Cited by

4References

26Claims

0Family size

Assignee

SINGULUS TECHNOLOGIES AG · DE

Inventors

Reinhard Gerigk · Gelnhausen, DE
Eggo Sichmann · Gelnhausen, DE
Michael L. Muecke · Karben, DE

Key dates

Filing date	Nov 4, 1999
Grant date	Jul 17, 2001
Priority date	—
Expiry date	Nov 4, 2019

Classification

Technology area (CPC G)Physics
CPC primaryG11B7/26
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A method of preventing bubbles or small bubbles when connecting substrate parts of optical data carriers by means of an adhesive. At least one of the substrate parts and/or the adhesive is provided with electric charges.

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