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1)  preceramic polymer pyrolysis
陶瓷先驱体裂解
2)  Preceramic polymer
陶瓷先驱体
1.
Joining of reaction-bonded silicon carbide (RBSiC) to itself has been realized using a preceramic polymer, polysiloxane, as joining material.
采用陶瓷先驱体有机聚合物聚硅氧烷连接反应烧结碳化硅(RBSiC)陶瓷。
2.
Perhydropolysilazane(PHPS) and polyhydridomethylsilazane(PHMS) were used as preceramic polymers,respectively,to prepare three-dimensional silica fiber reinforced silicon nitride composites through repeated infiltration and pyrolysis at a low temperature(600℃),and the mechanical properties and microstructures of the composites were investigated through comparison.
以全氢聚硅氮烷(PHPS)和聚甲基硅氮烷(PHMS)为陶瓷先驱体,通过循环浸渍和600℃低温裂解分别制备了三维石英纤维增强氮化硅复合材料,对比研究了复合材料的力学性能和微观结构。
3.
A novel soluble preceramic polymer to SiBNC ceramic, polyborosilazane (PBSZ), was synthe-sized via a cocondensation approach with a yield of about 91% (w%) by using dichloromethylsilane (MeHSiCl2), boron trichloride (BCl3) and hexamethydisilazane (HMDZ) as the starting materials.
以甲基氢二氯硅烷、三氯化硼、六甲基二硅氮烷为起始原料,采用共缩合的方法合成了一种新型的可溶可熔的SiBNC陶瓷先驱体——聚硼硅氮烷(PBSZ)。
3)  preceramic precursor
陶瓷先驱体
4)  ceramic precursor
陶瓷先驱体
1.
Synthesis and Application of Polysilanes Used as Ceramic Precursor
陶瓷先驱体聚硅烷的合成及应用
5)  preceramic polymer-derived ceramic
先驱体陶瓷
6)  SiC/Si3N4preceramic polymer
SiC/Si_3N_4陶瓷先驱体
补充资料:先驱体法碳化硅纤维增强铝基复合材料
分子式:
CAS号:

性质:一种连续纤维增强金属基复合材料。有不含钛(商品名称Nicalon)和含钛(商品名称Tyranno)两种纺丝碳化硅纤维,与铝复合后一般含纤维40%(体积)左右,单向增强时纵向拉伸强度约为700~1000MPa,模量95~120GPa,密度约2.6g/cm3。主要的制造方法为各种液态渗透工艺。为了促进与铝的浸润,常用的制造方法是在超声波的作用下用连续铸造法先制成复合丝,然后再将复合丝热压成各种制品。也可以直接用压力铸造工艺制成各种零件。由于纺丝碳化硅纤维直径细,柔曲性好,此便于制造形状比较复杂的零件。

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