Erasable ink composition containing a polymer dye obtained from ethylenic monomers and marking instrument containing same

作者: David C. Villiger , Wayne A. Chandler , Barry W. Chadwick , Jeffery H. Banning , Aiying Wang

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摘要: An erasable ink composition contains a water-insoluble polymeric dye obtained by copolymerizing ethylenically unsaturated monomers at least one of which possesses moiety covalently bonded thereto. The is intended for use in any variety marking instruments, particular, ball-point pen.