Patent · US Expired

Coated materials

US6033458A · kind A · utility

7Cited by
3References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 30, 1998
Grant dateMar 7, 2000
Priority date
Expiry dateApr 30, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S95/902
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A substantially complete coating of a zeolite onto a material such as catalyst particles can be achieved by treating the material prior to or simultaneously with zeolite formation, with a polyelectrolye. Copper catalyst systems show good hydrogen storage while blocking access of hydrocarbons to the catalyst.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.