Laveeta Joseph,Thomas James Klofta,Sebastian V. Kanakkanatt,Santosh B. Kanakkanatt,William Winfield Cheeseman, Jr.
申请号：
US14037412
公开号：
US09320825B2
申请日:
2013.09.26
申请国别(地区):
US
年份:
2016
代理人:
摘要：
A liquid-activated formulation is provided, comprising a solvent-soluble or liquid-activated colorant, a permanent colorant, a hydrochromic ionic compound, an opacifier, and a binding matrix.
