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Title:
SUSPENSION OF GOLD-COATED SILVER NANOPLATES
Document Type and Number:
WIPO Patent Application WO/2015/182770
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a stable suspension of gold-coated silver nanoplates which is applicable to detection of various substances and able to accommodate various detection means and with which high detection sensitivity is attained in the detection of substances. This suspension of gold-coated silver nanoplates is characterized by containing 0-50 μM water-soluble polymer and having a pH of 10 or less.

Inventors:
MIYAZAWA YUTA (JP)
MIZOGUCHI DAIGOU (JP)
Application Number:
PCT/JP2015/065658
Publication Date:
December 03, 2015
Filing Date:
May 29, 2015
Export Citation:
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Assignee:
DAINIPPON TORYO KK (JP)
International Classes:
G01N33/543; B22F1/0545; B22F1/102; B22F1/17; B22F9/00; B82Y15/00; G01N21/41; G01N21/64; G01N33/532; G01N33/553
Foreign References:
JP2006521556A2006-09-21
JP2005520125A2005-07-07
Other References:
CHUANBO GAO ET AL.: "Highly Stable Silver Nanoplates for Surface Plasmon Resonance Biosensing", ANGEW. CHEM. INT. ED., vol. 51, 2012, pages 5629 - 5633, XP055241683
YUNWEI CAO ET AL.: "DNA-Modified Core-Shell Ag/Au Nanoparticles", J. AM. CHEM. SOC., vol. 123, 2001, pages 7961 - 7962, XP002284303
YAN CUI ET AL.: "Synthesis of AgcoreAushell Bimetallic Nanoparticles for Immunoassay Based on Surface-Enhanced Raman Spectroscopy", J. PHYS. CHEM. B, vol. 110, no. 9, 2006, pages 4002 - 4006, XP055059934
XIANGMIN MIAO ET AL.: "Highly sensitive carcinoembryonic antigen detection using Ag@Au core-shell nanoparticles and dynamic light scattering", SENSORS AND ACTUATORS B: CHEMICAL, vol. 19 1, February 2014 (2014-02-01), pages 396 - 400, XP028786741
MOHAMMAD MEHDI SHAHJAMALI ET AL.: "Gold Coating of Silver Nanoprisms", ADVANCED FUNCTIONAL MATERIALS, vol. 22, no. 4, 22 February 2012 (2012-02-22), pages 849 - 854, XP055241686
MIZOGUCHI ET AL.: "Gin Nanoplate o Mochiita Multi Color Sensing Gijutsu", PLASMONIC KAGAKU KENKYUKAI NEWS LETTER, 28 February 2015 (2015-02-28), pages 1 - 2
Attorney, Agent or Firm:
TSUJII Koichi et al. (JP)
辻居 Koichi (JP)
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