Cf/SiC复合材料,Cf/SiC composites
C_f/SiC compositesCf/SiC复合材料
1.3D-C_f/SiC composites were prepared with low-molecular polycarbosilane (PCS) using a precursor infiltration pyrolysis(PIP) process.研究了低分子量聚碳硅烷(PCS)通过先驱体浸渍裂解(PIP)工艺制备Cf/SiC复合材料。
2.TheC_f/SiC composites fabricated by polycarbosilane pyrolysis were sealed by low viscosity polysiloxane infiltration under vacuum followed by curing under gas pressure, and the oxidation resistance of theC_f/SiC composites before and after seal treatment was investigated.以室温粘度低的液态聚硅氧烷为原料,采用真空 加压浸渍交联工艺对Cf/SiC复合材料进行了封孔处理。
3)Cf/SiC compositeCf/SiC复合材料
1.5DCf/SiC composites,fabricated by precursor infiltration-pyrolysis(PIP) process.5D-Cf/SiC复合材料的内部结构及渗透性能。
2.The dynamic compression mechanical properties of 2DCf/SiC composite have been investigated using the Split Hopkinson Pressure Bar(SHPB) improved by pulse shaper,and the dynamic stress-strain curves of Cf/SiC at strain rates from 550 s-1 to 2400 s-1 have been obtained.用波形整形器改装后的SHPB装置测试先驱体法制备的二维Cf/SiC复合材料的动态压缩力学性能,得到了在应变率550～2400s-1范围内的动态应力应变曲线。
3.Cf/SiC composites were fabricated by Precursor Infiltration and Pyrolysis(PIP)with three different slurries.采用先驱体转化法,以聚碳硅烷/二甲苯、聚碳硅烷/二甲苯/碳化硅粉、聚碳硅烷/交联剂三种浆料体系分别浸渍增强体,裂解制备Cf/SiC复合材料,考察了浸渍浆料体系对Cf/SiC复合材料的结构和性能的影响。
4)C f/SiC compositesCf/SiC复合材料
1.The tensile creep properties of theC f/SiC composites prepared by precursor pyrolysis and hot pressing were tested from 1300℃ to 1450℃ under 90～125MPa.采用先驱体转化 热压工艺制备了Cf/SiC复合材料 ,研究了Cf/SiC复合材料的130 0～ 145 0℃、蠕变应力 90～ 12 5MPa下的蠕变性能 ,考察了温度及应力对复合材料稳态蠕变速率的影响关系。
2.TheC f/SiC composites were prepared by precursor conversion hot pressing sintering with AlN and Y 2O 3 as additives.以AlN和Y2 O3为烧结助剂 ,采用先驱体转化 -热压烧结的方法制备了Cf/SiC复合材料 。
5)2D-woven Cf/SiC composite2D-Cf/SiC复合材料
6)Cf/SiC-BN compositeCf/SiC-BN复合材料
1.Nano-SiC powders, carbon fiber, boron acid and urea were used as raw materials to prepareCf/SiC-BN composites by hot pressing after impregnation.以纳米SiC粉、碳纤维、硼酸和尿素为原料,通过浸渍,热压烧结的方法制备Cf/SiC-BN复合材料,并考察有界面和无界面条件下Cf/SiC—BN复合材料的力学性能与微观结构。
延伸阅读
CF分子式：CAS号：性质：由甲酚与甲醛缩聚而成的酚醛型树脂。甲酚有邻、对、间位三种异构体，和甲醛反应速度各不相同，以间、对位甲酚为原料所得树脂不能构成网状结构。甲酚甲醛树脂比酚醛树脂电性能好，有挠性，用于电器制品、层压板、砂纸黏合剂、抱闸衬里等。
