Devices containing annealed stabilized silver nanoparticles

a technology of stabilized silver nanoparticles and devices, which is applied in the direction of solid-state devices, non-conductive materials with dispersed conductive materials, transportation and packaging, etc., can solve the problems of pixel pads, conductive traces, lines and tracks which meet the conductivity, processing, and cost requirements for practical applications, and achieve the effect of meeting conductivity, cost and cost requirements

Inactive Publication Date: 2007-05-03
XEROX CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However the deposition and / or patterning of functional electrodes, pixel pads, and conductive traces, lines and tracks which meet the conductivity, processing, and cost requirements for practical applications have been a great challenge.

Method used

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  • Devices containing annealed stabilized silver nanoparticles
  • Devices containing annealed stabilized silver nanoparticles
  • Devices containing annealed stabilized silver nanoparticles

Examples

Experimental program
Comparison scheme
Effect test

example 1

[0099] Silver acetate (0.167 g, 1 mmol) and 1-dodecylamine (3.71 g, 20 mmol) were first dissolved in toluene (100 mL) by heating at 60° C. until silver acetate was dissolved. To this solution was added a solution of phenylhydrazine (0.43 g, 4 mmol) in toluene (50 mL) with vigorous stirring over a period of 10 min. The resulting reaction mixture was stirred at 60° C. for 1 hr before cooling down to room temperature. Subsequently, acetone (10 mL) was added to the reaction mixture to destroy excess phenylhydrazine. Solvent removal from the reaction mixture gave a residue which was added to stirring methanol (100 mL) to precipitate the crude silver nanoparticle products. The crude silver nanoparticle product was isolated by centrifugation, washed with acetone twice, and air-dried. It was then dispersed in cyclohexane (2 mL) to form a dispersion of silver nanoparticles in cyclohexane (with molecules of the 1-dodecylamine stabilizer on the surface of the silver nanoparticles). This disper...

example 2

[0101] Silver acetate (0.167 g, 1 mmol) and 1-hexadecylamine (4.83 g, 20 mmol) were first dissolved in toluene (100 mL) by heating at 60° C. until silver acetate was dissolved. To this solution was added a solution of phenylhydrazine (0.43 g, 4 mmol) in toluene (50 mL) with vigorous stirring over a period of 10 min. The resulting reaction mixture was stirred at 60° C. for 1 hr before cooling down to room temperature. Subsequently, acetone (10 mL) was added to the reaction mixture to destroy excess phenylhydrazine. Solvent removal from the reaction mixture gave a residue which was added to stirring methanol (100 mL) to precipitate the crude silver nanoparticle product. The crude silver nanoparticle product was isolated by centrifugation, washed with acetone twice, and air-dried. It was the dispersed in cyclohexane (2 mL) to form a dispersion of silver nanoparticles in cyclohexane (with molecules of the 1-hexadecylamine stabilizer on the surface of the silver nanoparticles). This disp...

example 3

[0103] Silver acetate (0.167 g, 1 mmol) and 1-dodecylamine (3.71 g, 20 mmol) were first dissolved in toluene (100 mL) by heating at 60° C. until silver acetate was dissolved. To this solution was added a solution of benzoic hydrazide (benzoylhydrazine) (0.54 g, 4 mmol) in toluene (50 mL) with vigorous stirring over a period of 10 min. The resulting reaction mixture was stirred at 60° C. for 1 hr before cooling down to room temperature. Subsequently, acetone (10 mL) was added to the reaction mixture to destroy excess benzoic hydrazide. Solvent removal from the reaction mixture gave a residue which was added to methanol (100 mL) with stirring to precipitate crude silver nanoparticle product. The crude silver nanoparticle product was isolated by centrifugation, washed with acetone twice, and air-dried. It was dispersed in cyclohexane (2 mL) to form a dispersion of silver nanoparticles in cyclohexane (with molecules of the 1-dodecylamine stabilizer on the surface of the silver nanoparti...

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Abstract

An electronic device including in any suitable sequence: a substrate; an optional insulating layer or an optional semiconductor layer, or both the optional insulating layer and the optional semiconductor layer; and an electrically conductive element of the electronic device, wherein the electrically conductive element comprises annealed silver-containing nanoparticles, wherein the silver-containing nanoparticles are a product of a reaction of a silver compound with a reducing agent comprising a hydrazine compound in the presence of a thermally removable stabilizer in a reaction mixture comprising the silver compound, the reducing agent, the stabilizer, and an optional solvent.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS [0001] This application is a divisional application of co-pending U.S. application Ser. No. 10 / 958,937 (filing date Oct. 5, 2004) from which priority is claimed, the disclosure of which is totally incorporated herein by reference. [0002] Yiliang Wu et al., U.S. application Ser. No. 10 / 733,136 (Attorney Docket No. D / A3401), published as US 2005 / 0129843A1.STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT [0003] This invention was made with United States Government support under Cooperative Agreement No. 70NANBOH3033 awarded by the National Institute of Standards and Technology (NIST). The United States Government has certain rights in the invention.BACKGROUND OF THE INVENTION [0004] Fabrication of electronic circuit elements using liquid deposition techniques is of profound interest as such techniques provide potentially low-cost alternatives to conventional mainstream amorphous silicon technologies for electronic applications such...

Claims

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Application Information

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Patent Type & Authority Applications(United States)
IPC IPC(8): H01L21/84H01L21/00H01L27/12H01L27/01H01L31/0392B22F1/054B22F1/102
CPCB22F1/0018B22F1/0062B22F9/24B22F2998/00B82Y30/00H01B1/22H01L51/0021H01L51/105Y10S977/896Y10S977/81Y10S977/932Y10S977/777Y10S977/786Y10S977/787B22F1/102B22F1/054H10K71/60H10K10/84
Inventor LI, YUNINGWU, YILIANGONG, BENG S.
Owner XEROX CORP
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