Patent · US Expired

Process for microstructuring surfaces of oriented polymeric substratesusing laser radiation

US5529813A · kind A · utility

23Cited by

6References

1Claims

0Family size

Assignee

E.I. DU PONT DE NEMOURS AND COMPANY · US

Inventors

Henry Kobsa · Wilmington, US
Hermann Bucher · Aachen, DE
Eckehard D. Onkels · San Diego, US

Key dates

Filing date	May 18, 1995
Grant date	Jun 25, 1996
Priority date	—
Expiry date	May 18, 2015

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB29L2007/008
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

The current invention involves a process for microstructuring surfaces of oriented polymeric substrates using laser radiation having an intensity which is spatially modulated in a predetermined periodic manner. The process is especially useful for microstructuring the surfaces of textile products and films.

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