Invention Grant
- Patent Title: Crumb rubber modified asphalt with improved stability
- Patent Title (中): 破碎的橡胶改性沥青具有改善的稳定性
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Application No.: US12903786Application Date: 2010-10-13
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Publication No.: US08211960B2Publication Date: 2012-07-03
- Inventor: Jean-Valery Martin
- Applicant: Jean-Valery Martin
- Applicant Address: US NJ Cranbury
- Assignee: Innophos, Inc.
- Current Assignee: Innophos, Inc.
- Current Assignee Address: US NJ Cranbury
- Agent Joanne P. Will
- Main IPC: C08L95/00
- IPC: C08L95/00
Abstract:
The present invention relates to a method for producing a crumb rubber modified asphalt comprising the steps of:a) heating a pre-selected quantity of asphalt to a temperature of between about 325° F. to 550° F.;b) adding crumb rubber and a mineral acid to the heated asphalt with stirring; andc) blowing air through the asphalt, crumb rubber and mineral acid mixture.
Public/Granted literature
- US20110160356A1 CRUMB RUBBER MODIFIED ASPHALT WITH IMPROVED STABILITY Public/Granted day:2011-06-30
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