US 9,752,040 B2 · Nanosilver ink compositions comprising polystyrene additives

Abstract

A nanosilver ink composition including silver nanoparticles; polystyrene; and an ink vehicle. A process for preparing a nanosilver ink composition comprising combining silver nanoparticles; polystyrene; and an ink vehicle. A process for forming conductive features on a substrate using flexographic and gravure printing processes comprising providing a nanosilver ink composition comprising silver nanoparticles; polystyrene; and an ink vehicle; depositing the nanosilver ink composition onto a substrate to form deposited features; and heating the deposited features on the substrate to form conductive features on the substrate.

Claims19

Dependent claims

A nanosilver ink composition comprising:

silver nanoparticles;
poly(4-methylstyrene);
and
an ink vehicle;
wherein the poly(4-methylstyrene) is present in the ink composition in an amount of 1 percent by weight based on the total weight of the ink composition.

2 more elements

Dependencies are inferred from the claim text.

Facts

Application

14/594,746Filed 12 Jan 2015

Published

US 2016/0200931 A114 Jul 2016

Granted

5 Sep 2017

Term ends

Not estimatedThe source records don’t support an estimate.

Classification7 codes

C09D 11/52
Inks: electrically conductive inks
C09D 11/037
Characterised by features other than the chemical nature of the binder: characterised by the pigment
C09D 11/106
Based on artificial resins: containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
C09D 125/06
Homopolymers or copolymers of styrene: polystyrene

Nanosilver ink compositions comprising polystyrene additives

Life of this patent

Nanosilver ink compositions comprising polystyrene additives

Life of this patent

Abstract

Claims19