Patent · US Expired

Poly (alkenyl) phosphonic acid and methods of use thereof

US4446046A · kind A · utility

21Cited by
22References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 20, 1982
Grant dateMay 1, 1984
Priority date
Expiry dateDec 20, 2002

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC23F14/02
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A polymer composition having a repeat unit characterized by the formula ##STR1## wherein R.sub.1 =an alkyl group having one to six carbon atoms; X=OH or OM, M=a cation; is disclosed. The composition is effective in inhibiting the precipitation of certain scale forming salts, and also acts to inhibit corrosion in water systems.

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