Invention Grant
- Patent Title: Methods and compositions to increase performance of asphalt cement concrete comprising recycled asphalt pavement
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Application No.: US16888180Application Date: 2020-05-29
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Publication No.: US11618713B2Publication Date: 2023-04-04
- Inventor: Joseph A. Dennis , Steven Santa Cruz , Phillip B. Blankenship
- Applicant: Joseph A. Dennis , Steven Santa Cruz , Phillip B. Blankenship
- Applicant Address: US OH Lebanon; US CA San Diego; US KY Richmond
- Assignee: Joseph A. Dennis,Steven Santa Cruz,Phillip B. Blankenship
- Current Assignee: Joseph A. Dennis,Steven Santa Cruz,Phillip B. Blankenship
- Current Assignee Address: US OH Lebanon; US CA San Diego; US KY Richmond
- Agency: Procopio, Cory, Hargreaves & Savitch LLP
- Main IPC: C04B26/26
- IPC: C04B26/26 ; C04B16/06 ; C04B20/10 ; E01C19/48 ; E01C19/10 ; C04B40/00 ; C04B111/00

Abstract:
Embodiments of the invention are amendments to hot-mix asphalt (“HMA”) which open new price/performance areas to asphalt cement concrete (“ACC”) pavement. Equivalent-performing pavement may be made at lower cost, or higher-performing pavement may be made at equivalent-to-prior-art cost. The amendments, recycled asphalt pavement (“RAP”, and including recycled asphalt shingles [“RAS”]), and reinforcing fiber (aramid fiber) may be adjusted as described herein to achieve a desired price/performance target.
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