Improved electron transport layer

Publication: ResearchPatent – Annual report year: 2012

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@misc{1599df15e0a746178bfee24bddd7cfa7,
title = "Improved electron transport layer",
author = "Krebs, {Frederik C} and Mikkel Jørgensen and Kion Norrman and Roar Søndergaard",
note = "DTU reference nummer: 92636-11; WO2012041847; B01B1/08",
year = "2012",
type = "Patent <importModel: PatentImportModel>",

}

RIS

TY - PAT

T1 - Improved electron transport layer

A1 - Krebs,Frederik C

A1 - Jørgensen,Mikkel

A1 - Norrman,Kion

A1 - Søndergaard,Roar

AU - Krebs,Frederik C

AU - Jørgensen,Mikkel

AU - Norrman,Kion

AU - Søndergaard,Roar

PY - 2012

Y1 - 2012

N2 - The present invention provides: a method of preparing a coating ink for forming a zinc oxide electron transport layer, comprising mixing zinc acetate and a wetting agent in water or methanol; a coating ink comprising zinc acetate and a wetting agent in aqueous solution or methanolic solution; a method of preparing a zinc oxide electron transporting layer, which method comprises: i) coating a substrate with the coating ink of the present invention to form a film; ii) drying the film; and iii) heating the dry film to convert the zinc acetate substantially to ZnO; a method of preparing an organic photovoltaic device or an organic LED having a zinc oxide electron transport layer, the method comprising, in this order: a) providing a substrate bearing a first electrode layer; b) forming an electron transport layer according to the following method: i) coating a coating ink comprising an ink according to the present invention to form a film; ii) drying the film; iii) heating the dry film such that the zinc acetate is substantially converted to ZnO; c) forming an active layer; d) forming a hole transport layer; and e) forming a second electrode layer; and an optoelectronic device comprising an electron transporting layer comprising zinc oxide and a wetting agent.

AB - The present invention provides: a method of preparing a coating ink for forming a zinc oxide electron transport layer, comprising mixing zinc acetate and a wetting agent in water or methanol; a coating ink comprising zinc acetate and a wetting agent in aqueous solution or methanolic solution; a method of preparing a zinc oxide electron transporting layer, which method comprises: i) coating a substrate with the coating ink of the present invention to form a film; ii) drying the film; and iii) heating the dry film to convert the zinc acetate substantially to ZnO; a method of preparing an organic photovoltaic device or an organic LED having a zinc oxide electron transport layer, the method comprising, in this order: a) providing a substrate bearing a first electrode layer; b) forming an electron transport layer according to the following method: i) coating a coating ink comprising an ink according to the present invention to form a film; ii) drying the film; iii) heating the dry film such that the zinc acetate is substantially converted to ZnO; c) forming an active layer; d) forming a hole transport layer; and e) forming a second electrode layer; and an optoelectronic device comprising an electron transporting layer comprising zinc oxide and a wetting agent.

M1 - WO2012041847

Y2 - 2012/04/05

ER -