Patent · US Expired

Photographic silver halide element containing cyclic phosphazene and salt antistatic composition

US4971897A · kind A · utility

4Cited by
10References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 3, 1989
Grant dateNov 20, 1990
Priority date
Expiry dateFeb 3, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K3/16
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention provides an antistatic composition comprising a binder, a cyclic phosphazene, and a salt that complexes with the cyclic phosphazene. The cyclic phosphazene has the general formula ##STR1## wherein x is 3 or 4.

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