Phosphorus-containing catalyst
US4454241A · kind A · utility
31Cited by
10References
28Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 24, 1982 |
| Grant date | Jun 12, 1984 |
| Priority date | — |
| Expiry date | May 24, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G11/05
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A phosphorus-containing low alkali metal content zeolitic catalyst made from a clay starting material is provided. The catalyst is obtained by contacting a partially cation exchanged calcined zeolite-containing catalyst with a dihydrogen phosphate anion or a dihydrogen phosphite anion. A hydrocarbon catalytic cracking process utilizing the phosphorus-containing catalyst is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.