Patent · US Expired

Dye transfer

US4760049A · kind A · utility

5Cited by

1References

2Claims

0Family size

Assignee

BASF SE

Inventors

Karl-Heinz Etzbach · Bischofswerda, DE
Ruediger Sens · Mannheim, DE

Key dates

Filing date	Oct 29, 1987
Grant date	Jul 26, 1988
Priority date	—
Expiry date	Oct 29, 2007

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S428/914
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

Dyes are transferred from a substrate to a plastics-coated paper by sublimation or vaporization using a thermal printing head by using a substrate of which there are dyes of the formula ##STR1## where R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 each have defined meanings.

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