Patent · US Expired

Antistatic composition

US6372829B1 · kind B1 · utility

53Cited by
43References
39Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 6, 1999
Grant dateApr 16, 2002
Priority date
Expiry dateOct 6, 2019

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K3/16
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

An antistatic composition comprises (a) at least one ionic salt consisting of a nonpolymeric nitrogen onium cation and a weakly coordinating fluoroorganic anion, the conjugate acid of the anion being a superacid; and (b) at least one thermoplastic polymer. The composition exhibits good antistatic performance over a wide range of humidity levels.

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