采用先进的表面技术复合制备生物活性梯度涂层材料。
The HA gradient coating on ti alloy substrate was developed using PVD and plasma spraying techniques.
梯度涂层在一定程度上可降低残余热应力对涂层的破坏。
The gradient coating can decrease the damage of the residual thermal stress.
通过制备梯度涂层可以提高涂层与基体之间的结合强度。
The bond strength between the coating and substrate can be enhanced through producing functionally graded coating.
重点研究了生物活性梯度涂层中羟基磷灰石高温结构稳定性。
Structural stability of hydroxyapatite at high temperature in bioactive gradient coatings was studied.
本发明公开了一种钛-羟基磷灰石梯度涂层及其制备方法与应用。
The invention discloses a titanium-hydroxylapatite gradient coating and preparation method and application thereof.
采用CS300P型电化学腐蚀工作站检测了梯度涂层的耐蚀性能。
The corrosion resistance of the gradated coating was tested using CS300P electrochemical corrosion workshop.
实验着重探讨了生物活性梯度涂层与金属基体的界面结合状态及其对涂层附着强度的影响。
A integrated condition in interface between bioactive gradient coating and metal substrate and its influence for adhesion of coatings were explored in this experiment.
结果表明，在梯度涂层中，随着组成成分的变化，热机械性能参量与制备应力均相应变化。
The results show that, in graded coatings, parameters of thermal mechanical behavior and fabrication stress change with the compositions.
结果表明：梯度涂层呈典型的层状结构，涂层较为致密，空隙均匀，同时分布有各向的微裂纹。
The results show that the graded thermal barrier coatings have typical lamellar structure. The coatings are compact.
采用有限元分析软件研究了梯度涂层高炉风口的温度分布和应力分布，并与均匀涂层进行了比较。
The temperature distribution and stress distribution of blast furnace tuyere with gradient coating have been studied using finite element analysis software, comparing with uniform coating.
本工作的目的是探索制备钛合金表面生物活性梯度涂层的新方法，提高涂层的结合强度及稳定性。
A new method was explored to make a new type bioactive graded coating on titanium alloy for medical use and to improve its adhesive strength and stability.
用透射电子显微镜对钛合金基体等离子喷涂羟基磷灰石(HA)生物活性梯度涂层的界面进行了观察与分析。
The interface between plasma spray hydroxyapatite (HA) bioactive gradient coating and ti 6al 4v matrix was studied using transmission electron microscopy.
采用SEM、EDS和XRD等测试手段研究不同组分羟基磷灰石基生物活性梯度涂层的显微结构和残余应力。
Microstructure and residual stress of hydroxyapatite bioactive gradient coatings with different composition were studied by SEM, EDS and XRD.
与一般涂层相比，梯度涂层显示出更为优异的弯曲强度、结合强度、抗热冲击性、显微硬度分布及缓和热应力等性能。
As compared to general coating, gradient coating has even more excellent performances in bending strength, bonding strength, thermal shock resistance, microhardness and thermal stress relaxation.
证明了在风口上喷涂金属-陶瓷梯度热障涂层的可行性以及利用HVOF打底层制备金属-陶瓷热障层的优势。
The feasibility of metal-ceramic gradient coating on the work surface of BF tuyere was proved, and the superiority of HVOF tie coating on the work surface of BF tuyere was confirmed.
具有表面梯度磷灰石涂层的多孔钛有望用于临床矫形，以提高种植体的生物活性和骨结合强度。
The porous titanium coating with the graded apatite is expected to be applied in clinical orthopedics to enhance bone implant bonding strength.
梯度热障涂层是一种新型耐热材料，可充分缓和热应力。
Gradient thermal barrier coatings, a new type heat resisting material, can sufficiently release heat stresses.
在碳钢表面制备了具有梯度结构的PPS/FEP复合防腐蚀涂层，采用拉开法测定了各涂层体系的结合强度。
The gradient PPS/FEP composite anti-corrosive coatings were prepared on carbon steel. The bonding strength of all coating systems was determined by the pull-off test.
涂层成分的梯度化，可有效地缓和制备过程中的热应力。
The gradient distribution of coatings' composition can effectively reduce thermal stress during fabrication process.
经现场使用试验证明，本研究所制备的具有梯度结构的硬质合金顶锤、涂层刀片以及硬质合金钻齿的使用性能均明显优于常规均匀结构的硬质合金。
Practical tests show that the performance of cemented carbide anvils, coated blade and drill bits with graded structure developed in this dissertation are superior to those with regular structure.
实验结果表明，梯度热障涂层能明显延缓热震裂纹的形成和扩展，具有较高的抗热震性。
The test results show that retardation of thermal shock crack initiation and propagation and higher thermal shock resistance property were displayed in graded thermal barrier coating.
切削试验表明：具有梯度结构涂层硬质合金刀片的切削性能比无梯度结构涂层硬质合金刀片的切削性能更为优良。
The cutting tests demonstrate that the cutting property of the coated cemented carbide with gradient structure is much better than those without gradient structure.
通过对涂层梯度设计与工艺参数的控制，实现涂层成分梯度与结构梯度的分布。
Gradient condition of constituent and density in coatings have been achievement by a coating design and process control.
高速拉丝过程中，模具中涂料的压力梯度决定了对中作用力和光纤涂层同心度的大小。
In high speed drawing process, the pressure gradient of coating in die determines the magnitude of centering force and the concentricity of coating layers.
通过梯度液相烧结或中温反应烧结处理，热喷涂层具有很高的结合强度。
The coating with high bond strength was synthesized by means of treatment of the gradient liquid phase sintering or medium temperature reactive sintering.
本发明属于无机材料领域，具体涉及一种成分梯度变化的热防护涂层及制备方法。
The invention belongs to the field of inorganic materials, particularly relates to a thermal protection coating with component gradient change and a preparation method.
梯度功能热障涂层是FGM的重要应用之一，它与传统的热障涂层相比可明显提高耐久性。
One of the important applications of FGMs is the functionally graded thermal barrier coating(TBC), which may markedly improve the durability compared with those conventional ones.
采用稀土变质及激光熔覆工艺在20号钢基体上获得了钴基自熔合金梯度组织涂层。
A method was approached about making a gradient coating of self-melt Co-based alloy on 20 steel substrate with rare earth(RE) by laser cladding.
本文还介绍了用化学气相沉积(CVD)的方法在碳纤维上制备梯度功能涂层的细节。
The functionally gradient coating on carbon fibers were developed with CVD and coated fibers were characterized.
简述了梯度热障涂层的国内外研究进展、设计及主要制备方法。
The paper introduces its domestic and abroad research progresses, design and main preparation methods.
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