•27•DOI:10.19289/j.1004-227x.2023.03.00618K金表面磁控溅射铑薄膜的颜色植宝,袁军平*,袁佩,曾慧妍,胡博文广州番禺职业技术学院珠宝学院,广东广州511483摘要:首饰表面常通过电镀铑来改善颜色和耐蚀性,但是多数电镀工艺存在较严重的环境污染问题。采用真空磁控溅射工艺在18K金试片及试盒表面沉积铑薄膜,并采用分光光度计检测了不同工艺条件下所得铑薄膜的颜色及其分布均匀性。结果表明,镀膜时间、靶电流、镀膜室温度、本底真空度、镀件结构和悬挂方式都对铑薄膜颜色及均匀性有不同程度的影响。在合适的工艺条件下对18K金表面磁控溅射所得铑薄膜与电镀铑薄膜的颜色非常接近,可以满足现有镀铑膜颜色的需求。关键词:金合金;磁控溅射;铑;颜色;均匀性中图分类号:TQ153.1+9文献标志码:A文章编号:1004–227X(2023)03–0027–08Colorofrhodiumfilmdepositedon18KgoldsurfacebymagnetronsputteringZHIBao,YUANJunping*,YUANPei,ZENGHuiyan,HUBowenJewelryInstituteofGuangzhouPanyuPolytechnic,Guangzhou511483,ChinaAbstract:Rhodiumelectroplatingisatechnologycommonlyappliedtoimprovethecolorandcorrosionresistanceofjewelry,butmostoftheelectroplatingprocesseshaveseriouspollutionproblems.Arhodiumfilmwasdepositedonthesurfaceof18Kgoldspecimenandtestboxbymagnetronsputteringinvacuum.Thecoloranddistributionuniformityofrhodiumfilmsdepositedunderdifferentconditionsweredetectedbyspectrophotometry.Theresultsshowedthattheprocessparameters,i.e.depositiontime,currentappliedtotarget,temperatureofchamber,basepressure,structureofworkpiece,andhangingmode,havedifferentimpactsonthecoloranduniformityofmagnetron-sputteredrhodiumfilm.Underappropriateprocessconditions,thecolorofrhodiumfilmdepositedbymagnetronsputteringon18Kgoldsubstrateisveryclosetothatoftheelectroplatedone,meetingthecurrentspecificationofrhodiumfilm.Keywords:goldalloy;magnetronsputtering;rhodium;color;uniformity金属铑是略带蓝灰色的亮白色金属,质硬而脆,反射率高,化学性质非常稳定,被广泛用于首饰表面装饰镀膜,尤其是白色K金和银合金首饰大都需要通过镀铑来改善表面色泽和耐蚀性[1]。迄今为止,大多数首饰表面镀铑都是通过电镀(俗称“水镀”)实现的,采用的镀液体系以硫酸铑、磷酸铑、氨基磺酸铑等为主[2]...