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US 7,683,107 B2Granted
Ink jet printable thick film compositions and processes
AssigneeE.I. du Pont de Nemours and Company
InventorHaixin Yang
Life of this patent
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Abstract
The present invention provides a method for the deposition of an ink jet printable composition, to a substrate comprising: depositing an ink composition on a substrate by ink jet printing; wherein said composition comprises: (a) functional material; (b) organic polymer comprising polyvinylpyrrolidone; dispersed in (c) dispersion vehicle selected from organic solvent, water, or mixtures thereof; and wherein the viscosity of said composition is between 5 mPa·s to 50 mPa·s at a temperature of 25 to 35° C.
Claims13
A method for the deposition of an ink jet printable composition, to a substrate comprising:
- depositing an ink composition on a substrate by ink jet printing;
- wherein said composition comprises:
- (a) conductive functional material;
- (b) organic polymer comprising polyvinylpyrrolidone;
- wherein said organic polymer is present in the range of 1-10 wt. %, based on total composition dispersed in
- (c) dispersion vehicle selected from organic solvent, water, or mixtures thereof and wherein the viscosity of said composition is between 5 mPa·s to 50 mPa·s at a temperature of 25 to 35° C. wherein the conductive functional material has an average particle size (D50) of 0.1 to 1.2 microns, wherein the D100 is not larger than 5 micron;
- and wherein said composition maintains stability for 24 hours;
- (d) firing said ink jet printable composition and substrate
- wherein said composition further comprises a monomer, wherein said monomer is ultraviolet curable or thermally curable and wherein said composition further comprises inorganic resinate.
6 more elements
A method for the deposition of an ink jet printable composition, to a substrate comprising:
- depositing an ink composition on a substrate by ink jet printing;
- wherein said composition comprises:
- (a) conductive functional material;
- (b) organic polymer comprising polyvinylpyrrolidone;
- wherein said organic polymer is present in the range of 1-10 wt. %, based on total composition dispersed in
- (c) dispersion vehicle selected from organic solvent, water, or mixtures thereof;
- and wherein the viscosity of said composition is between 5 mPa·s to 50 mPa·s at a temperature of 25 to 35° C. wherein the conductive functional material has an average particle size (D50) of 0.1 to 1.2 microns, wherein the D100 is not larger than 5 micron;
- and wherein said composition maintains stability for 24 hours;
- (d) firing said ink jet printable composition and substrate
- wherein said composition further comprises a monomer, wherein said monomer is ultraviolet curable or thermally curable wherein the conductive functional material is selected from the group consisting of gold, silver, copper, nickel, aluminum, platinum, palladium, molybdenum, tungsten, tantalum, tin, inum, tungsten, tantalum, tin, indium, lanthanum, gadolinium, ruthenium, cobalt, titanium, yttrium, europium, gallium, zinc, magnesium, barium, cerium, strontium, lead, antimony, and combinations thereof.
7 more elements
A method for the deposition of an ink jet printable composition, to a substrate comprising:
- depositing an ink composition on a substrate by ink jet printing;
- wherein said composition comprises:
- (a) conductive functional material wherein said conductive functional material is present in the range of 1-60 wt. %, based on total composition and wherein the conductive functional material is selected from the group consisting of gold, silver, copper, nickel, aluminum, platinum, palladium, molybdenum, tungsten, tantalum, tin, mum, tungsten, tantalum, tin, indium, lanthanum, gadolinium, ruthenium, cobalt, titanium, yttrium, europium, gallium, zinc, magnesium, barium, cerium, strontium, lead, antimony, and combinations thereof;
- (b) organic polymer comprising polyvinylpyrrolidone wherein said organic polymer is present in the range of 1-10 wt. %, based on total composition;
- dispersed in
- (c) dispersion vehicle selected from organic solvent, water, or mixtures thereof;
- and wherein the viscosity of said composition is between 5 mPa·s to 50 mPa·s at a temperature of 25 to 35° C. wherein the conductive functional material has an average particle size (D50) of 0.1 to 1.2 microns, wherein the D100 is not larger than 5 micron;
- and wherein said composition maintains stability for 24 hours;
- (d) firing said ink jet printable composition and substrate
- wherein said composition further comprises a monomer, wherein said monomer is ultraviolet curable or thermally curable;
- (e) wherein the substrate is treated to change its surface tension prior to depositing the ink composition;
- and
- (f) wherein the substrate is selected from the group consisting of glass, ceramic, and plastic.
10 more elements
Dependencies are inferred from the claim text.