Phenol derivatives, their preparation and their use, in particular in nonlinear optics

US5777089A · kind A · utility

Assignee

• BASF SE

Inventors

• Stefan Beckmann · Mannheim, DE
• Karl-Heinz Etzbach · Bischofswerda, DE
• Rudiger Sens · Ludwigshafen, DE

Key dates

• Filing date: Oct 15, 1996
• Grant date: Jul 7, 1998
• Expiry date: Oct 15, 2016

Classification

• Technology area (CPC G): Physics
• CPC primary: G02F1/3614
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Phenol derivatives of the general formula I ##STR1## where R.sup.1, R.sup.2, R.sup.3, X, Y and Z have the meanings stated in the description, are used in particular in nonlinear optics.