<p>The invention relates to use of a diacetylene compound as a colour former wherein the diacetylene compound has one of general formulae (I) to (V). The invention also includes methods of imparting colour to a material including a compound as defined above, which comprises subjecting the material to irradiation.</p>
申请公布号
WO2010001171(A1)
申请公布日期
2010.01.07
申请号
WO2009GB50775
申请日期
2009.07.02
申请人
DATALASE LTD;JARVIS, ANTHONY;WYRES, CHRISTOPHER, ANTHONY
