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发明公开
CN101778807A 用于牙科陶瓷制品的着色溶液及相关方法 无效 - 撤回

用于牙科陶瓷制品的着色溶液及相关方法
摘要：
本发明涉及用于使牙科陶瓷制品着色的着色溶液，所述溶液包含：溶剂和着色剂，所述着色剂包含稀土元素金属或离子和过渡金属或离子，所述稀土元素金属或离子在所述溶液中的存在量为至少约0.05摩尔/升溶剂，所述过渡金属或离子在所述溶液中的含量为约0.00001至约0.05摩尔/升溶剂。本发明还涉及用于使牙科陶瓷制品着色的方法、用所述着色溶液处理或者可通过包括焙烧所述牙科陶瓷制品步骤的方法得到的牙科陶瓷制品。
摘要（英）：

The invention relates to a colouring solution for colouring a dental ceramic articles, the solution comprising: a solvent and a colouring agent, comprising rare earth element metals or ions being present in the solution in an amount of at least about 0.05 mol/l solvent and transition metals or ions being present in the solution in an amount of about 0.00001 to about 0.05 mol/l solvent. The invention also relates to a process for colouring dental ceramic articles, dental ceramic articles treated either with the colouring solution or obtainable by a process comprising the step of firing the dental ceramic articles.

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