Hydrogen sulfide scavenger
US10066079B2 · kind B2 · utility
1Cited by
0References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 29, 2015 |
| Grant date | Sep 4, 2018 |
| Priority date | — |
| Expiry date | Jan 29, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L95/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The present disclosure is related to a family of metals chelates for use as a hydrogen sulfide scavenger in asphalt, and the preparation thereof. The metal chelates, in particular amino acid metal chelates, are particularly efficient at reducing the hydrogen sulfide emissions of asphalt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.