Patent · US Active

Dyes and use thereof in imaging members and methods

US7704667B2 · kind B2 · utility

2Cited by
52References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 30, 2008
Grant dateApr 27, 2010
Priority date
Expiry dateMar 11, 2028

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07D493/10
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

There are described novel rhodamine dye compounds and imaging members and imaging methods, including thermal imaging members and imaging methods, utilizing the compounds. The dye compounds exhibit a first color when in the crystalline form and a second color, different from the first color, when in the liquid, amorphous form.

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