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Title:
FUNCTIONAL LABEL, HAVING ORGANIC ACID COATING AND USING SELECTIVE DISSOLUTION FOR DETECTING EXTERNAL TEMPERATURE, FOR CHECKING FRESHNESS OF STORAGE MATERIAL
Document Type and Number:
WIPO Patent Application WO/2015/190770
Kind Code:
A1
Abstract:
The present invention relates to a functional label, having an organic acid coating and using selective dissolution for detecting external temperature, for checking the freshness of a storage material and, more specifically, to a functional label having attached on the upper part thereof a pH indicator layer and an organic acid core coating layer, thereby enabling checking of the freshness of a storage material when a coating layer for detecting changes in temperature is dissolved in external temperature from -10°C to 40°C.

Inventors:
HAN, Youn Suk (127dong 904ho, 91 Geumsan-ro,Gunpo-si, Gyeonggi-do 435-715, 435-715, KR)
Application Number:
KR2015/005699
Publication Date:
December 17, 2015
Filing Date:
June 08, 2015
Export Citation:
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Assignee:
HAN, Youn Suk (127dong 904ho, 91 Geumsan-ro,Gunpo-si, Gyeonggi-do 435-715, 435-715, KR)
International Classes:
G01N31/22; G01K11/06; G01N33/00; G01N33/02
Foreign References:
KR101012125B12011-02-07
KR20110086950A2011-08-02
KR20020066157A2002-08-14
Attorney, Agent or Firm:
CHOI, Hak Hyun (206 Digital-ro, Geumcheon-gu, Seoul 153-801, 153-801, KR)
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