Patent · US Expired

Concrete and process to make same

US6649671B2 · kind B2 · utility

3Cited by
5References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 12, 2001
Grant dateNov 18, 2003
Priority date
Expiry dateMay 24, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC04B2103/0058
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A concrete article is prepared by mixing concrete, water and a reinforcing polymer comprised of a substantially random interpolymer of at least one &agr;-olefin, with at least one vinyl or vinylidene aromatic monomer and curing said concrete mixture to form a concrete article having the reinforcing polymer therein, such that the reinforcing polymer has a surface comprised of the substantially random interpolymer in contact with the concrete.

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