Patent · US Expired

Antistatic coating on hydrophobic resin or paper support

US5354613A · kind A · utility

69Cited by

2References

11Claims

0Family size

Assignee

Agfa-Gevaert NV · BE

Inventors

Dirk Quintens · Westerlo, BE
Bavo Muys · Mortsel, BE
Etienne Van Thillo · Essen, BE
Rafael P. Samijn · Wilrijk, BE

Key dates

Filing date	Oct 1, 1993
Grant date	Oct 11, 1994
Priority date	—
Expiry date	Oct 1, 2013

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31935
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A sheet or web material comprising a hydrophobic resin support or paper support coated with at least one hydrophobic resin layer which is coated with an outermost antistatic layer which contains as an essential antistatic component a polythiophene with conjugated polymer backbone in the presence of a polymeric polyanion compound, wherein the layer also contains a dispersion of a hydrophobic polymer which polymer has a glass transition temperature (Tg) of at least 40.degree. C. and the layer is a coherent layer.

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