Asphalt binder compositions and methods to make and use same
US9267038B2 · kind B2 · utility
1Cited by
7References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 5, 2014 |
| Grant date | Feb 23, 2016 |
| Priority date | — |
| Expiry date | Dec 5, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2555/86
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Asphalt binder compositions are provided comprising asphalt and a polymer blend, wherein the polymer blend comprises oxidized high density polyethylene and another polymer chosen from: maleated polypropylene, polyethylene homopolymer, high crystallinity polyethylene, and combinations thereof. Also provided are paving and roofing materials comprising the aforesaid asphalt binder compositions and an aggregate material. Methods for making and using the asphalt binder compositions are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.