Patent · US Expired

Aqueous bitumen-polymer emulsions, their method of preparation and their use

US5414029A · kind A · utility

24Cited by
4References
79Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 14, 1993
Grant dateMay 9, 1995
Priority date
Expiry dateDec 14, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L95/005
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

This bitumen-polymer emulsion contains: PA1 a) at least one bitumen, PA1 b) at least one polymer having hydrocarbon chains with mobile hydrogens, said polymer being grafted and crosslinked in situ in said bitumen through a complex of at least one organic silicon compound, said complex being formed from a primary constituent and a secondary constituent, the latter being an organic silicon compound, PA1 c) water, and PA1 d) at least one emulsifier.

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