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Title:
PRESSURE-SENSING MATERIAL, METHOD FOR PRODUCING SAME, AND PRESSURE-SENSING PAINT
Document Type and Number:
WIPO Patent Application WO/2015/034070
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a pressure-sensing material capable of directly measuring the pressure (stress) acting on a structure, a method for producing the same, and a pressure-sensing paint. The present invention involves: preparing an aqueous solution by dissolving a fluorescent compound in a solvent which mixes with water; preparing a clay-water dispersion by dispersing clay compound particles in water; obtaining a dispersion in which the fluorescent compound adheres to the surface of the clay compound particles; and mixing this heated dispersion with a polymer compound, condensing the product thereof, and obtaining a gel-like pressure-sensing material. The gel-like pressure-sensing material may be used to coat the surface of a structure. When the surface of the structure warps due to stress, the pressure-sensing material emits fluorescent light, and this fluorescent light is retained for a long period of time.

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Inventors:
KAWAMATA JUN (JP)
SUZUKI YASUTAKA (JP)
MATSUO HIDEAKI (JP)
TOMINAGA MAKOTO (JP)
TSUNASHIMA RYO (JP)
Application Number:
PCT/JP2014/073588
Publication Date:
March 12, 2015
Filing Date:
September 05, 2014
Export Citation:
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Assignee:
UNIV YAMAGUCHI (JP)
NISSAN CHEMICAL IND LTD (JP)
International Classes:
C09K9/02; C09D7/12; C09D201/00; C09K11/06; G01L1/00; G01L1/24
Other References:
YAN DONGPENG ET AL.: "Layerd Host-Guest Materials With Reversible Piezochromic Luminescence", ANGEWANDTE CHEMIE .INTERNATIONAL EDITION, vol. 50, 2011, pages 7037 - 7040
YUKIYASU NISHIOKA ET AL.: "Nendoso-kan ni Okeru Piezochromic Kagobutsu no Bunkogakuteki Seishitsu", NENDO KAGAKU TORONKAI KOEN YOSHISHU, vol. 55 TH, 2011, pages 278 - 279
DAI MOCHIZUKI ET AL.: "Sojo Silica - Yuki Nano Kozotaiso-kan ni Donyu shita Shikiso no Koatsuka deno Hikari Bussei", CSJ: THE CHEMICAL SOCIETY OF JAPAN KOEN YOKOSHU, vol. 2, no. 91, 2011, pages 232
Attorney, Agent or Firm:
TOMISAKI, Motonari et al. (JP)
Motonari Tomizaki (JP)
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