Patent · US Active

Plastic film for printing by dye diffusion thermal transfer printing

US9375968B2 · kind B2 · utility

1Cited by

10References

14Claims

0Family size

Assignee

Covestro Deutschland AG · DE

Inventors

Heinz Pudleiner · Krefeld, DE
Klaus Meyer · Dormagen, DE
Georgios Tziovaras · Neuss, DE
Mehmet-Cengiz Yesildag · Leverkusen, DE
Chung Leung Wong · Kowloon, CN

Key dates

Filing date	Jan 16, 2013
Grant date	Jun 28, 2016
Priority date	—
Expiry date	Feb 21, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31797
WIPO fieldOther consumer goods
WIPO sectorOther fields

Abstract

The invention relates to a special layer construction and a special film of plastic for the production of such a layer construction which is suitable for printing by means of dye diffusion thermal transfer printing, a process for the production thereof and a security and/or valuable document comprising such a layer construction.

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