| 发明名称 |
Thermochromic composition |
| 摘要 |
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.
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| 申请公布号 |
US4717710(A) |
申请公布日期 |
1988.01.05 |
| 申请号 |
US19850688629 |
申请日期 |
1985.01.03 |
| 申请人 |
MATSUI SHIKISO CHEMICAL CO. LTD.;SANRIO COMPANY, LTD. |
发明人 |
SHIMIZU, GORO;HAYASHI, YOSHIMI |
| 分类号 |
C09K9/02;D06P1/00;(IPC1-7):G03C1/733;G01K11/12 |
主分类号 |
C09K9/02 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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