Patent · US Active

Writable and printable colloidal gold solution

US7579074B2 · kind B2 · utility

2Cited by

5References

4Claims

0Family size

Assignee

NANOGATE

Inventors

Michael Berkei · Haltern am See, DE
Maren Korsten · Hamburg, DE
Fernando Ibarra · Hamburg, DE
Stephan Haubold · Hamburg, DE

Key dates

Filing date	Mar 15, 2007
Grant date	Aug 25, 2009
Priority date	—
Expiry date	Mar 24, 2028

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31703
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The present invention relates to an aqueous colloidal gold solution, comprising This gold solution uses an ecologically compatible medium and is suited in an especial manner or writing and for printing, also for inkjet printers, since it has a long-term storage life and generates an attractive metal-like gold sheen.

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