G - Physics – 01 – K
Patent
G - Physics
01
K
31/105
G01K 11/16 (2006.01)
Patent
CA 1265327
ABSTRACT OF THE DISCLOSURE A thermochromic composition comprising (1) an electron-donating chromogenic material, (2) a 1,2,3-triazole compound, (3) a weakly basic, sparingly soluble azomethine or carboxylic acid primary amine salt, and (4) an alcohol, amide or ester serving as a solvent.
471360
Hayashi Yoshimi
Shimizu Goro
Borden Ladner Gervais Llp
Hayashi Yoshimi
Sanrio Company Ltd.
Shimizu Goro
LandOfFree
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