Organosilicon compounds

US6511720B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

• Detlef Pauluth · Ober-Ramstadt, DE
• Matthias Bremer · Darmstadt, DE
• Edgar Bohm · Clausthal-Zellerfeld, DE
• Akio Osabe · Yokohama, JP
• Gerhard Herget · Ober-Ramstadt, DE
• Wolfgang Hechler · Herbstein, DE

Key dates

• Filing date: May 2, 2001
• Grant date: Jan 28, 2003
• Expiry date: May 2, 2021

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/31663
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

R1—(A1)m—Z1—A2—(Z2—A3)n—W—SiXaYbZc  Iin whichR1, A1, A2, A3, Z1, R1, Z2, W, X, Y, Z, m, n, a, b and c are as defined below, can be used to produce homeotropic alignment of liquid-crystalline phases on surfaces.