Asphalt additives
US12209184B2 · kind B2 · utility
0Cited by
5References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 20, 2021 |
| Grant date | Jan 28, 2025 |
| Priority date | — |
| Expiry date | Jun 20, 2043 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02A30/30
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Provided herein are antistripping compositions which may be used, for example, as additives to bitumen compositions such as asphalt concrete to prevent or reduce susceptibility to water damage. In particular, the antistripping compositions of the present disclosure have a triamine component and a nitrile component. Also provided herein are bitumen compositions, such as asphalt, having a portion of the described antistripping compositions as an additive.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.