Nanoparticle coated material and production method of same

Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Particulate matter

Reexamination Certificate

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C428S403000, C428S684000, C427S128000, C427S130000, C427S131000

Reexamination Certificate

active

06878445

ABSTRACT:
The invention provides a method of producing a nanoparticle coated material, comprising a support and a nanoparticle layer formed on the support, wherein the nanoparticle layer contains nanoparticles comprising a CuAu type or Cu3Au type hard magnetic ordered alloy, and wherein the method satisfies at least one of the following conditions (i) and (ii): (i) the method comprises the steps of forming a shielding layer on the support before forming the nanoparticle layer; and (ii) a step of forming the nanoparticle layer comprises: the steps of applying a coating liquid containing nanoparticles capable of forming a CuAu type or Cu3Au type hard magnetic ordered alloy phase on the support to form a coating film; and irradiating laser light on the coating film.

REFERENCES:
patent: 6162532 (2000-12-01), Black et al.
patent: 6262129 (2001-07-01), Murray et al.
patent: 20020068187 (2002-06-01), O'Connor et al.

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