Polyalkyleneoxyamine catalysts for dialkyl disulfides and/or polysulfides used in dissolving sulfur
US4804485A · kind A · utility
15Cited by
14References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 8, 1987 |
| Grant date | Feb 14, 1989 |
| Priority date | — |
| Expiry date | May 8, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S507/932
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A composition, useful for dissolving sulfur, which comprises a major amount of a disulfide or polysulfide and a catalyst comprising one or more polyalkyleneoxyamines or polyamines, and methods for using the composition in a system to prevent sulfur-plugging, are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.