Patent ID: 11858867
Assignee: CHENGDU BESMILE MEDICAL TECHNOLOGY CORP. LTD.
Field: Pharmaceuticals (Chemistry)
Classification: CPC C  A | IPC A  C

Claim 0:
1. A zirconia treatment method, comprising:
(1) color masking a zirconia ceramic prepared by pre-sintering zirconia powder;
(2) after color masking the zirconia ceramic, surface roughening the zirconia ceramic;
(3) after surface roughening the zirconia ceramic, coloring the zirconia ceramic; and
(4) carrying out surface protection treatment on the zirconia ceramic;
wherein color masking comprises painting a color masking liquid on or over a surface of the zirconia ceramic, oven-drying the painted zirconia ceramic, then sintering the dried, painted zirconia ceramic.