Hierarchically ordered porous oxides

US6541539B1 · kind B1 · utility

Assignees

• President and Fellows of Harvard College · US
• The Regents of the University of California · US

Inventors

• Peidong Yang · Somerville, US
• Tao Deng · New York, US
• George M. Whitesides · Newton, US
• Galen D. Stucky · Goleta, US
• Dongyaun Zhao · Huangpu District, CN
• Bradley F. Chmelka · Goleta, US
• David Pine · Lompoc, US
• Pingyun Feng · Goleta, US

Key dates

• Filing date: Nov 2, 1999
• Grant date: Apr 1, 2003
• Expiry date: Nov 2, 2019

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C04B2111/00405
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

A low-cost, efficient method of preparing hierarchically ordered structures by combining, concurrently or sequentially, micromolding, latex templating, and cooperative self-assembly of hydrolyzed inorganic species and amphiphilic block copolymers.