Method of producing a gold film

Coating processes – Electrical product produced – Welding electrode

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427125, 556110, B05D 306, B05D 512, C22B 1100, C22B 300

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active

049332040

ABSTRACT:
A gold(III) acetate is formed by dissolving gold(III) hydroxide in glacial acetic acid. This solution containing gold(III) acetate can be used to form a gold-containing film by heating it above about 60.degree. C. and then casting it to form a film. Gold can be deposited from the film by heating it to about 175.degree. C. to decompose the film. In this manner, a line or pattern of conductive gold can be formed by heating selected portions of the film with a laser.

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patent: 4714627 (1987-12-01), Puddenphatt et al.
Gross et al, Laser-Initiated Deposition Reactions: Microchemistry in Organogold Polymer Films, Applied Physics Letters 47 (9), 1 Nov. 1985.
Baum, Thomas H., Laser Chemical Vapor Deposition of Gold, Journal of the Electrochemical Society, 134, pp. 2616-2619 (1987).
Gross et al, A Chemical and Mechanistic View of Reaction Profiles in Laser Direct-Write Metallization in Metallo-Organic Films, Gold, Journal of Applied Physics, 60 (2), 15 Jul. 1986.
Fisanick et al, Laser-Initiated Microchemistry in Thin Films: Development of New Types of Periodic Structure, J. of Applied Physics, 57 (4), 15 Feb. 1985.
Gross et al, Laser Direct-Write Metallization in Thin Palladium Acetate Films, Journal of Applied Physics, 61 (4), 15 Feb. 1987.
Skapski et al, The Crystal Structure of Trimeric Palladium(II) Acetate, Chemical Communications, pp. 658-656, 1970.

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