Patent · US Expired

Silicoaluminophosphates having an AEL structure, and their preparation

US6303534A · kind A · utility

16Cited by
22References
41Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 20, 1999
Grant dateOct 16, 2001
Priority date
Expiry dateMay 20, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S423/30
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Disclosed are silicoaluminophosphates (SAPOs) having unique silicon distributions and their preparation. More particularly, the new SAPOs have a high silica:alumina ratio, and are prepared from single phase synthesis solutions, or from microemulsions containing surfactants.

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