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化学镀Ni-P-SiC复合镀层的研究进展 黄伟九1,沟引宁1,薛燕1 (1.重庆理工大学材料科学与工程学院,重庆,400050) 摘要:综述了近年来国内外在Ni-P-SiC复合镀方面的研究进展,重点论述了SiC微粒的预处理,分散方式,SiC浓度,pH值,温度等工艺参数对镀速,复合镀层中粒子分布及含量的影响,讨论了复合镀层的硬度,耐磨性和耐蚀性能,最后指出了Ni-P-SiC复合镀应用中存在的问题和未来发展的方向. 关键词:Ni-P-SiC; 化学复合镀; 耐磨性; 耐蚀性; Ni-P-SiC; electroless composite plating; wear resistance; corrosion resistance; [全文内容正在添加中] ......
to successful plating [J]. Electrochemistry Communications, 2007, 9(9): 2428-2435. [8] DUAN H P, DU K Q, YAN C W, WANG F H. Electrochemical corrosion behavior of composite coatings of sealed MAO film... Corrosion resistance of Mg-Mn-Ce magnesium alloy modified by polymer plating SANG Jing(桑 静), KANG Zhi-xin(康志新), LI Yuan-yuan(李元元) School of Mechanical and Automotive Engineering......
Laboratory of Nonferrous Metal Materials, Ministry of Education, Central South University,)Abstract:The Ni-coated TiC composite powder was prepared by electroless plating using hydrazine as the reductant... of crystalline and amorphous, and is crystallized completely after heat preservation at 500 ℃ for 1 h.Key words:electroless plating; Ni-coated TiC composite powder; microstructures; nucleation growth......
distribution of particles in the matrix than coatings produced under direct current regime. Key words: nickel electrodeposition; pulse plating; composite coatings; nickel-phosphorus alloy; structure... of research concerns mainly electroless plating to obtain deposits with enhanced properties[7]. In the present work, the effects of electrolysis parameters on the structure and the morphology of Ni......
Effects of Porous Alumina Support and Plating Time on Electroless Plating of Palladium MembraneMettaya Kitiwan,Duangduen Atong摘 要:The present work... by electroless plating is the promising method to provide good hydrogen permeability.The alumina tube substrate was pre-seeded by immersing in the palladium acetate solution and followed by reduction......
Magnetic performance and corrosion resistance of electroless plating CoWP filmJIANG Li a, PAN Shanshan a, LU Jianbiao a, KE Xin b, HE Wenhao b, YU Yundan a, WEI Guoying a, and GE Hongliang...="ChDivSummary">The CoWP film with good magnetic performance and corrosion resistance was electrolessly plated from alkaline solution. The technical parameters of the electroless plating system were......
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strength is 398MPa and the hermeticity is less than 1×10-8 Pa·m3/s. The electroless nickel was processed by utilizing palladium chloride as activator. The plating layer with bright, smooth...SEM像. 由图4可看出, 镀层光亮, 连续, 均匀. 化学镀镍后再镀金, 镀层结合力按GJB1420-1992规定, 在电阻炉中于空气气氛, 450℃恒温120s后, 镀层不变色, 未见起皮和鼓泡, 表明镀层结合力良好. 图4 化学镀镍层表面SEM像 Fig.4 SEM image of electroless nickel plating 表2  ......
Trans. Nonferrous Met. Soc. China 24(2014) 3014-3022 Effect of novel ternary ligand system on acidic electroless Ni-P plating on AZ91D magnesium alloy Hui-long WANG, Ling-yun LIU, Wen-feng JIANG...% NaCl solution by electrochemical impedance and potentiodynamic polarization methods. The amount of ternary ligands in electroless plating bath has an significant effect on the surface morphology......
of their good corrosion resistance and anti-wear, weldability, etc. Based on the electroless nickel plating process, the electroless composite plating has been well developed in recent years by adding various particles, such as silicon carbide, aluminium oxide, graphite and PTFE, into electroless nickel plating bath according to demands [5-9]. Self-lubricant composite materials, especially Ni-P-PTFE......