Patent · US Expired

Dye acceptor element for the thermal sublimation printing process

US5250494A · kind A · utility

7Cited by

1References

8Claims

0Family size

Assignee

Agfa-Gevaert NV · BE

Inventors

Rolf Wehrmann · Krefeld, DE
Hermann Uytterhoeven · Bonheiden, BE
Richard Weider · Leverkusen, DE

Key dates

Filing date	Oct 8, 1991
Grant date	Oct 5, 1993
Priority date	—
Expiry date	Oct 8, 2011

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31786
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

A dye acceptor element for the thermal sublimation printing process, having a base and a dye acceptor layer which contains a polyester formed from diols and dicarboxylic acids, the diol component of the polyester consisting to the extent of 0.5 to 60 mol % of a dimer diol, is distinguished by a high color density and a low tendency to sticking.

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