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SINTERING METHOD FOR DENTAL ZIRCONIA CALCINED BODY
[Problem]A technique for improving translucency in order to prepare a zirconia sintered body having high translucency without using special equipment, has been required.[Solution]To provide A sintering method for a dental zirconia calcined body containing 5.5 mol % to 7.0 mol % of a stabilizer,wherein the method satisfies the following (a) to (c).(a) an average rate of temperature increase in the section from room temperature to 1300° C. is 9° C./min or more.(b) an average rate of temperature increase in the section from 1300° C. to 1400° C. is 0.6° C./min or more and 3° C./min or less.(c) an average rate of temperature increase in the section from 1400° C. to the maximum temperature of the sintering process is 0.5° C./min or more and 2.5° C./min or less.
SINTERING METHOD FOR DENTAL ZIRCONIA CALCINED BODY
[Problem]A technique for improving translucency in order to prepare a zirconia sintered body having high translucency without using special equipment, has been required.[Solution]To provide A sintering method for a dental zirconia calcined body containing 5.5 mol % to 7.0 mol % of a stabilizer,wherein the method satisfies the following (a) to (c).(a) an average rate of temperature increase in the section from room temperature to 1300° C. is 9° C./min or more.(b) an average rate of temperature increase in the section from 1300° C. to 1400° C. is 0.6° C./min or more and 3° C./min or less.(c) an average rate of temperature increase in the section from 1400° C. to the maximum temperature of the sintering process is 0.5° C./min or more and 2.5° C./min or less.
SINTERING METHOD FOR DENTAL ZIRCONIA CALCINED BODY
NONAKA KAZUMICHI (author) / TAKAHASHI SHUHEI (author)
2023-03-16
Patent
Electronic Resource
English
IPC:
C04B
Kalk
,
LIME
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