Processing for producing hydrocarbon oils from plastic waste
US4851601A · kind A · utility
72Cited by
9References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 19, 1988 |
| Grant date | Jul 25, 1989 |
| Priority date | — |
| Expiry date | Jan 19, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10G51/04
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Plastic scrap, especially of polyolefin plastics, is converted to low pour point oils by thermal cracking in the liquid phase followed by catalytic conversion of the vaporous cracking products over an intermediate pore size zeolite such as ZSM-5.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.