| 发明名称 |
POLYURETHANE DERIVATIVES, COMPOSITION THEREOF AND DYE ADDITIVES COMPRISING THE POLYURETHANE DERIVATIVES |
| 摘要 |
A polyurethane derivative and a composition thereof are disclosed. The polyurethane derivative of the present invention has a structure of formula (I). The polyurethane derivative and the composition thereof can be used for increasing light fastness.
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| 申请公布号 |
US2013067664(A1) |
申请公布日期 |
2013.03.21 |
| 申请号 |
US201213622262 |
申请日期 |
2012.09.18 |
| 申请人 |
EVERLIGHT CHEMICAL INDUSTRIAL CORPORATION;EVERLIGHT CHEMICAL INDUSTRIAL CORPORATION |
发明人 |
LU HSIN-YING;LEE SHEUE-RONG;KO TZU-HENG;CHIANG HSIANG-LIN;CHOU DER-GUN |
| 分类号 |
C07D403/14;C09B67/00 |
主分类号 |
C07D403/14 |
| 代理机构 |
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