Patent · US Active

Modified asphalt binders and asphalt paving compositions

US8008377B2 · kind B2 · utility

1Cited by

6References

9Claims

0Family size

Assignees

Firestone Polymers, LLC · US
Heritage Research Group, LLC · US

Inventors

Christine Rademacher · Akron, US
Daniel F. Graves · Canal Fulton, US
Herb Wissel · Indianapolis, US
Timothy P. Reece · Indianapolis, US

Key dates

Filing date	Jun 19, 2008
Grant date	Aug 30, 2011
Priority date	—
Expiry date	Jun 19, 2028

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08L55/00
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A process for preparing a modified asphalt binder composition, the process comprising mixing asphalt, an unsaturated polymer, and an organothionating agent to form a modified asphalt composition.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.