The present invention relates to the field of covalent printing. More particularly it relates to cyclopropenone derivatives (ink compounds), their use in a covalent printing process and their synthesis process. The invention also relates to a covalent printing process comprising a step of reacting an ink compound according to the invention with a functionalized cellulose sheet comprising -N 3 functional groups. On other aspects the invention also encompasses covalently printed paper sheets.
本发明涉及共价印刷领域。更具体地说,它涉及
环丙烯酮衍
生物(油墨化合物)、它们在共价印刷工艺中的用途及其合成工艺。本发明还涉及一种共价印刷工艺,该工艺包括将根据本发明制备的油墨化合物与包含 -N 3 官能团的官能化
纤维素片反应的步骤。在其他方面,本发明还包括共价印刷纸张。