Title:
歯科で用いられる多重色複合材料およびその作製方法
Document Type and Number:
Japanese Patent JP6633752
Kind Code:
B2
Abstract:
A method for preparing a multilayer-color composite material for use in dental department comprises: preparing multiple types of monochromatic composite material precursor powder different in color, carrying out dry-pressing and preforming on the precursor powder, so as to obtain a preformed green body; and then carrying out pressurization and heating processing on the preformed green body, so as to obtain a multilayer-color composite material that gradually changes in color from neck portions to incisal ends of teeth, so that the multilayer-color composite material has a higher similarity to the material of natural teeth.
Inventors:
Royal prince
Koshihide
Prime minister
Stone phoenix
Koshihide
Prime minister
Stone phoenix
Application Number:
JP2018524514A
Publication Date:
January 22, 2020
Filing Date:
December 31, 2015
Export Citation:
Assignee:
Shenzhen Airi Oral Technology Co., Ltd.
International Classes:
A61K6/891; A61K6/887
Domestic Patent References:
| JP2001137263A | ||||
| JP2004035332A | ||||
| JP2007314539A | ||||
| JP2015531646A | ||||
| JP2002128622A |
Attorney, Agent or Firm:
Junichi Omori
Teppei Nakamura
Teppei Nakamura