Catalyst device for treatment of formaldehyde and volatile organic compounds

US11219882B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Wolfgang Ruettinger · Plainsboro, US
• Laif R. Alden · Uniontown, US
• Pascaline Tran · Holmdel, US
• David Weinberger · Philadelphia, US
• AnJu Shi · Shanghai, CN
• Feng Zhao · Issaquah, US

Key dates

• Filing date: Nov 21, 2016
• Grant date: Jan 11, 2022
• Expiry date: Apr 21, 2037

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02C20/10
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Disclosed herein are catalyst devices for removing formaldehyde, volatile organic compounds, and other pollutants from an air flow stream, A catalyst device includes a housing, a solid substrate disposed within the housing, and a catalyst layer disposed on the substrate. The catalyst layer includes a base metal catalyst at a first mass percent and a rare earth metal catalyst at a second mass percent.