Block copolymer processing for mesostructured inorganic oxide materials

US7176245B2 · kind B2 · utility

Assignee

• The Regents of the University of California · US

Inventors

• Galen D. Stucky · Goleta, US
• Bradley F. Chmelka · Goleta, US
• Dongyuan Zhao · Isla Vista, US
• Nick Melosh · Tucson, US
• Qisheng Huo · Williamsville, US
• Jianglin Feng · Charlottesville, US
• Peidong Yang · Somerville, US
• David Pine · Lompoc, US
• David Irwin Margolese · Montecito, US
• Wayne Lukens, Jr. · Summerland, US
• Glenn H. Fredrickson · Lompoc, US
• Patrick Schmidt-Winkel · Bad Gams, AT

Key dates

• Filing date: Apr 30, 2003
• Grant date: Feb 13, 2007
• Expiry date: Dec 25, 2023

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/2993
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Mesoscopically ordered, hydrothermally stable metal oxide-block copolymer composite or mesoporous materials are described herein that are formed by using amphiphilic block polymers which act as structure directing agents for the metal oxide in a self-assembling system.