1) Silicon nitride-alumina-silica system
Si3N4-Al2O3-SiO2体系
2) SiO2-Al2O3-FeO system
SiO2-Al2O3-FeO体系
1.
The results show that the mullite continuous fibers with needle structures,can be prepared from SiO2-Al2O3-FeO system,and high quality-fractional mullite continuous fibers can be obtained after dipping the fibers with definite glass phases in 20% hydrofluoric acid and then sintering.
结果表明,采用熔融法从SiO2-Al2O3-FeO体系中能够制备出组织形态为针状的莫来石连续纤维;含有一定玻璃相的纤维在20%的氢氟酸溶液中浸泡,烧结后能够得到莫来石质量分数较高的连续纤维。
3) Al2O3-SiO2-Na2O system
Al2O3-SiO2-Na2O体系
4) CaO-Al2O3-P2O5-SiO2 system
CaO-Al2O3-P2O5-SiO2体系
1.
The water-resistance mechanism of CaO-Al2O3-P2O5-SiO2 system with or without of additional SO4 ions was analyzed by means of XRD and the pore structure analysis.
研究了硫酸根离子对CaO-Al2O3-P2O5-SiO2体系耐水性的影响,通过XRD、SEM及孔结构分析手段对其耐水性机理进行分析。
5) MgO-Al2O3-SiO2
MgO-Al2O3-SiO2系
1.
LTCC precursor of MgO-Al2O3-SiO2 system prepared by sol-gel method was calcined at 700℃ for 2h to obtain the LTCC substrate powder.
采用溶胶-凝胶法制备MgO-Al2O3-SiO2系低温共烧陶瓷(LTCC)基板粉料的先驱体,经700℃焙烧制得LTCC基板粉体,在850、900℃下烧结成LTCC基板样品。
6) Al 2O 3-Cr 2O3-SiC system
Al2O3-Cr2O3-SiO2系
补充资料:SI
有机硅树脂简称SI,是由三乙氧基硅烷等缩合而成。溶于乙醇、丁醇、醋酸乙酯、丙酮、苯、甲苯、环己酮等。预聚体在低温下能快速固化,固化后的树脂硬度高、耐热、耐磨、耐辐射、耐水、防潮、耐大气老化,低温(-50℃)不脆化。透明度高,可见光透光率90%以上。无毒。
用作酚醛树脂和环氧树脂剂的改性剂,可提高耐热性和耐水性贮存于阴凉、通风、干燥的库房内。
用作酚醛树脂和环氧树脂剂的改性剂,可提高耐热性和耐水性贮存于阴凉、通风、干燥的库房内。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条