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电化学(中英文) ›› 1995, Vol. 1 ›› Issue (4): 408-414. 

• 研究论文 • 上一篇    下一篇

电沉积条件对锌镀层织构的影响

许书楷,杨防祖,周绍民   

  1. 厦门大学物化所化学系
  • 收稿日期:1995-11-28 修回日期:1995-11-28 出版日期:1995-11-28 发布日期:1995-11-28

Effect of Deposition Conditions on the Texture of Zinc Deposits

Xu Shukai;Yang Fangzu;Zhou Shaomin   

  1. (Inst.of Phys.Chem.Dept.of Chem.Xiamen Univ..Xiamen 361005
  • Received:1995-11-28 Revised:1995-11-28 Published:1995-11-28 Online:1995-11-28

摘要: 采用XRD方法研究添加剂、络合剂,以及电流密度对锌酸盐镀锌层的织构和晶粒尺寸的影响.结果表明,添加剂AA-1的存在有利于(101)晶面取向;而DIE则使镀层转变为(ll0)择优;两种添加剂同时存在下,可在一定的电流密度范围内获得高择优取向的锌镀层,而当又有络合剂TEA和EDTA同时存在时,则可在更宽广的电流密度范围内制得晶粒细密、表面光亮,择优系数TC_(110)在98%以上的高择优取向锌沉积层.

关键词: 锌沉积物, 织构, 择优取向

Abstract: In this paper,the effects of additives,complex agents and current densities on thetexture and grain size of the zinc deposits from zincate baths are studied by means of X raydiffraction. The results show that the existence of additive AA-1 causes the preferential orientationof(101) face;when DIE is added alone,the preferential orientation changes to(110) face;withadditives both DIE and AA-1,Zn deposits with highly preferential orientation of(110) are obtainedin a certain range of current densities,and if complex agents TEA and EDTA are simultaneouslyexisted ,fine granular and bright Zn deposits with highly preferential orientation can be obtained in thewider range of current densities.

Key words: Zn deposaits, Texture, Preferential orientation

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