Patent · US Active

IR-absorbing Intaglio ink

US8362130B2 · kind B2 · utility

9Cited by

23References

26Claims

0Family size

Assignee

SICPA HOLDING SA · CH

Inventors

Marlyse Demartin Maeder · La Sarraz, CH
Claude-Alain Despland · Prilly, CH
Edgar Mueller · Heroldsbach, DE
Pierre Degott · Crissier, CH

Key dates

Filing date	Nov 18, 2011
Grant date	Jan 29, 2013
Priority date	—
Expiry date	Nov 18, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/24934
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Pasty ink for the engraved steel die printing process, having a viscosity value above 3 Pa·s, preferably above 5 Pa·s at 40° C., and comprising an infrared absorbing material, wherein said infrared absorbing material is a transition element compound whose IR-absorption is a consequence of electronic transitions within the d-shell of transition element atoms or ions.

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