Production of micromoldings having a high aspect ratio

US5298367A · kind A · utility

Assignee

• BASF SE

Inventors

• Peter Hoessel · Schifferstadt, DE
• Gerhard Hoffmann · Otterstadt, DE
• Thomas Wuensch · Bad Dürkheim, DE
• Juergen Langen · Bonn, DE

Key dates

• Filing date: Mar 6, 1992
• Grant date: Mar 29, 1994
• Expiry date: Mar 6, 2012

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S430/168
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

A process for the production of micromoldings having a high aspect ratio by imagewise irradiation of a polymer with high-energy, parallel radiation from an X-ray source employs, as the polymer, a copolymer comprising SO.sub.2 and one or more ethylenically unsaturated organic compounds.