Cracking catalyst
US4977122A · kind A · utility
13Cited by
6References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 5, 1989 |
| Grant date | Dec 11, 1990 |
| Priority date | — |
| Expiry date | Jun 5, 2009 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01J2229/42
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A catalyst is provided which comprises a crystalline zeolite, discrete particles of phosphorus containing alumina, particularly an alkaline earth metal phosphate containing alumina, dispersed in a non-zeolitic inorganic oxide matrix. A catalytic cracking process utilizing the catalyst is also provided. Such phosphate treated catalysts exhibit increased attrition resistance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.