首页|The Effect of Sm2O3 on the Chemical Stability of Borosilicate Glass and Glass Ceramics

The Effect of Sm2O3 on the Chemical Stability of Borosilicate Glass and Glass Ceramics

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Sm2O3 containing zinc-borosilicate glass and glass ceramics were prepared by melt quenching method, and the effect of Sm2O3 and micro-crystallization on the chemical stability of borosilicate glass was explored. DTA analysis showed that the endothermic peak and exothermic peak of basic glass changed from 635℃and 834℃to 630℃and 828℃respectively as a result of the doping of Sm2O3. XRD analysis showed the promoting effect of Sm2O3 on crystallization ability of this glass. The cumulative mass loss of base glass, Sm2O3 containing glass, glass ceramic and Sm2O3 containing glass ceramic was 0.289, 0.253, 0.329, 0.269 mg/mm2 respectively after 26 days corrosion in alkali solution, and 1.293, 1.290, 0.999, 1.040 mg/mm2 respectively in acidic erosion medium. Micro-crystallization decreased and improved the alkali and acid resistance of borosilicate glass respectively, the addition of Sm2O3 increased the alkali resistance of base glass and glass ceramics, and the slight effect of Sm2O3 on the acid resistance of borosilicate glass was also observed.

borosilicate glasschemical durabilitycrystallizationSm2O3

ZHANG Yongqiang、WANG Mitang、LI Mei、WANG Ming、LIU Quansheng

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School of Chemical Engineering, Inner Mongolia University of Technology, Inner Mongolia, Hohhot 010051, China

School of Materials and Metallurgy, Inner Mongolia University of Science and Technology, Baotou 014010, China

National Natural Science Foundation of ChinaNational Natural Science Foundation of ChinaNational Natural Science Foundation of ChinaNatural Science Foundation of the Inner Mongolia Autonomous RegionProgram for Young Talents of Science and Technology in Universities of Inner Mongolia Autonomous Region, the Talent IncubatiTalent Incubation Funding of School of Materials and Metal urgy

5102541651202104513620192012MS08072014CY0122014CY012

2014

武汉理工大学学报(材料科学版)(英文版)
武汉理工大学

武汉理工大学学报(材料科学版)(英文版)

CSTPCDSCIEI
影响因子:0.253
ISSN:1000-2413
年,卷(期):2014.(4)
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