Patent · US Expired

Rubber modified asphalt compositions

US4273685A · kind A · utility

63Cited by
9References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 4, 1979
Grant dateJun 16, 1981
Priority date
Expiry dateJun 4, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/2964
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

A rubber modified asphalt composition prepared by reacting a bituminous material with a polymerizable aromatic monomer and a rubbery polymer whereby the rubbery polymer is chemically integrated with the asphalt. The rubber modified asphalt compositions of this invention can be used in the treatment of glass fibers as well as in road paving applications, roofing applications and the like.

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