Patent · US Expired

Method for inhibiting the formation and deposition of silica scale in water systems

US6461518B1 · kind B1 · utility

8Cited by
14References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 30, 2000
Grant dateOct 8, 2002
Priority date
Expiry dateNov 14, 2020

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC02F5/12
  • WIPO fieldEnvironmental technology
  • WIPO sectorChemistry

Abstract

This invention relates to a method for inhibiting the formation and deposition of silica scale in water systems. The method includes treating the water in such water systems with an effective amount of a polyamide that contains secondary amine and/or ether and amide functional groups.

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