发明名称 Crayon
摘要 The invention provides a crayon which comprises an alternative plasticizer in place of the conventional phthalate ester plasticizers and yet provides writings excellent in water resistance, the crayon comprising a colorant, a gelling agent, an organic solvent, a resin component, and a plasticizer, wherein the plasticizer is at least one selected from diisononyl adipate, acetyltributyl citrate, 1,2-cyclohexanedicarboxylic acid diisononyl, and alkylsulfonic acid phenyl ester and is contained in an amount of 1 to 20% by weight based on the crayon.
申请公布号 US8431632(B2) 申请公布日期 2013.04.30
申请号 US20080668294 申请日期 2008.07.09
申请人 SUMITOMO KOTARO;TAKAHASHI MASAMITSU;FUKUO HIDETOSHI;SAKURA COLOR PRODUCTS CORPORATION 发明人 SUMITOMO KOTARO;TAKAHASHI MASAMITSU;FUKUO HIDETOSHI
分类号 C09D13/00 主分类号 C09D13/00
代理机构 代理人
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