2010年沙多玛技术研讨会沙多玛(广州)化学有限公司2010年5月沙多玛产品在塑料涂料中的选择与应用续晓峰Frank-XF.XU@sartomerasia.com内容提要•1.附着力•2.出炉黄变•3.耐水煮•4.耐酸碱•5.配方示例决定附着力的因素•1.吸附作用力•2.扩散作用•3.化学键结合•4.机械结合力•5.静电作用增加吸附作用力-润湿要好表面张力涂料底材1.降低涂料粘度2.使用有助于润湿的单体3.使用助剂表面张力数据表单体表面张力单体表面张力单体表面张力CD42027.3SR900332.0SR53133.1SR39528.6SR25632.4SR30633.3SR50631.7SR50832.5扩散作用-底材溶胀单体溶胀渗透基材UV固化IPN1.烘烤温度2.闪干时间3.溶剂4.喷涂或涂布附着力促进树脂和单体产品代码产品特点应用领域用量CN704附着;柔韧性聚烯烃;油墨40-60%CD9051耐水;硬度金属;塑料0.5-12%涂层网络结构的影响因素涂层的粘弹性质E’(储能模量)越低,涂层越松弛,附着越好;Tg越低,应力越容易释放,附着越好.固化前后的体积收缩收缩越小,应力越小,附着越好.体积收缩的估算体积收缩=-1.38+2668*f*dm/M0510152025303500,0020,0040,0060,0080,010,0120,014FUNCTIONALITY*DENSITY/MOLECULARWEIGHTMAXIMUMSHRINKAGE(%)f=1f=2f2SR25613SR23822SR35128SR28518SR30617SR36825SR33914SR34410SR45419SR50611SR34914SR902019SR50822SR29533SR900316SR35526SR49422SR39929100%双键转化情况下的计算值体积收缩值比较单体代码100%转化时收缩双键转化率%估算值实验值SR23822801817SR900316901411SR34410959.58.5SR30617901514SR50822851913SR3491480116.5SR35128702012SR39929651910SR35526651711SR45419851611.5SR3510510152025305565758595DOUBLEBONDCONVERSION(%)SHRINKAGE(%)CalculatedvaluesExperimentalvalues成因:高收缩的危害:x附着x长期稳定性x高温测试混合单体的体积收缩体积收缩=A*Xa+B*XbSample50/50Shrinkage(%)ExperimentalCalculatedSR351/SR5061111.5SR351/SR28512.514SR399/SR5061010.5SR454/SR5061011SR355/SR339812.5SR351/SR3391213SR399/SR28512.514SR238/SR2851217.5*SR238/SR5061214低收缩树脂CN966H90CN704CN820CN8000CN8001CN8002CN8004UV出炉黄变•1.树脂•2.单体•3.光引发剂测试配方树脂301841溶剂69-------------------------------------------------100底漆:实验室TPA白底固化条件:900mj/cm2(UVA)膜厚:10-15um实验室测试数据△b*△b**CN981B880.950.42CN92510.920.31CN80030.880.4CN9640.410.42CN9590.40.04CN98930.390.3CN9290.330.3△b*=过UV机后黄变值△b**=60摄氏度烘烤30min黄变值塑胶漆耐水煮•测试配方树脂301841溶剂69----------------------------------------------------100底漆:实验室TPA黑底固化条件:900mj/cm2(UVA)膜厚:10-15um测试条件:沸水煮一小时实验室测试数据CN966H90OKCN965OKCN929OKCN959OKCN8003OKCN983OKCN8000OKCN8001OKCN996OKCN8004OKCN989OKCN966J75OKCN9893OKCN9010OKCN964OK酸性溶液pH=1.4碱性溶液pH=8.8蒸馏水850g蒸馏水1000NaCl100gNaHCO34.2乳酸50gNaCl0.5K2CO30.2耐酸碱性测试配方树脂301841溶剂69----------------------100底漆:实验室TPA黑底固化条件:900mj/cm2(UVA)膜厚:10-15um实验室测试数据碱酸CN901344CN901055CN99645配方示例-OPV罩光清漆产品选择CN9010CN929SR351光引发剂助剂溶剂用量2025102.51.541100基本性能应用:3C产品薄涂底漆罩光(塑胶底材)固化能量:900-1000mj/cm2(UVA)硬度:F/750g(黑底)膜厚:10-12umRCA:300次(175g力)其他:银粉底漆不咬底,耐化妆品,手汗较佳附着:3M610胶带百格测试5B水煮:沸水1小时不掉漆(需考虑底漆)高温高湿:65°C95H48H配方示例-罩光哑光漆产品选择CN9010CN989DPHA消光粉光引发剂助剂溶剂用量112396.52.51.546.5基本性能应用:3C产品薄涂底漆罩光(塑胶底材)固化能量:900-1000mj/cm2(UVA)硬度:H/750g(黑底)膜厚:10-12umRCA:300次(175g力)其他:附着:3M610胶带百格测试5B耐刮擦:0000#钢丝绒10次高温高湿:65°C95H48H配方示例-UV厚涂产品选择CN989DPHACN9010PI184、TPO溶剂用量152012.52.550100基本性能应用:UV厚涂固化能量:900-1000mj/cm2(UVA)硬度:H/750g(黑底)膜厚:30-35umRCA:300次(175g力)附着:3M610胶带百格测试5B高温高湿:65°C95H48H其他:配方示例-UVmonocoat产品选择SR351SR295Pro30175LCN8001光引发剂助剂,溶剂用量20820103.538.5100基本性能应用:PMMA,PC单涂罩光固化能量:900-1000mj/cm2(UVA)硬度:4H/750g(PMMA)膜厚:10-15umRCA:300次(175g力)附着:3M610胶带百格测试5B高温高湿:65°C95H48H其他:沙多玛产品在真空电镀中的应用吴刚强Daniel.wu@sartomerasia.com内容提要•真空电镀底漆用树脂•真空电镀中涂用树脂•真空电镀面漆用树脂固化条件开稀至8s(NK2#)左右基材ABS+PC膜厚12um左右镀材Sn底漆固化能量UVA800-1000mJ/cm2中涂固化能量UVA600-800mJ/cm2面漆固化能量UVA1000-1200mJ/cm2底漆树脂的要求•附着力•流平•丰满度•韧性•耐水性底漆树脂评估配方•底漆树脂25单体22.5PI-1842PI-TPO0.5乙酸乙酯20正丁醇20二甲苯10-----------------------------------共100•面漆CN800025Pro3018415CN90102.5SR5065CD90510.1PI-1842.5乙酸乙酯20正丁醇20乙酸丁酯10------------------------------------共100底漆树脂•A:韧性树脂CN929CN959CN981CN996CN964CN2302CN2261CN2254CN117(单体为12.5份SR306和10份SR351)•B:柔性树脂CN965CN966H90CN820CN704CN8004(单体为22.5份SR444)测试结果CN929CN959CN981CN996CN964CN2302CN2254CN2261CN117底漆5B5B5B5B5B5B5B5B5B镀锡后5B5B5B5B5B5B5B5B5B上面漆后5B5B5B5B5B5B5B5B5B硬度/750gFFHFHHHFF90分钟水煮后附着5B5B5BOB0B4B5B5B5B135分钟水煮后附着5B5B5B0B0B2B3B5B5B180分钟水煮后附着3B4B5B0B0B4B5B5B3B测试结果CN965CN966H90CN820CN704CN8004底漆5B5B5B5B5B镀锡后5B5B5B5B5B上面漆后5B5B0B5B5B硬度/750gHBFHHBH90分钟水煮后附着0B2B-3B1B135分钟水煮后附着0B0B-0B3B180分钟水煮后附着0B0B-0B3B中涂树脂的要求•附着力•颜色润湿/分散性•韧性中涂树脂评估配方•底漆CN98125SR30612.5SR35110PI-1842PI-TPO0.5乙酸乙酯20正丁醇20二甲苯10-----------------------------------共100•面漆CN800025Pro3018415CN90102.5SR5065CD90510.1PI-1842.5乙酸乙酯20正丁醇20乙酸丁酯10------------------------------------共100真空电镀中涂树脂CN966H90CN820CN704CN8004中涂树脂评估配方:树脂25SR44422.51841TPO1CD90510.5色精(805D)3溶剂47----------------------------------------共100CN9893CN989中涂树脂评估配方:树脂30SR50210SR5067.51841TPO1CD90510.5色精(805D)3溶剂47--------------------------------------共100测试结果CN9893CN989CN966H90CN820CN704CN8004底漆5B5B5B5B5B5B镀锡后5B5B5B5B5B5B上中涂后5B5B5B5B5B5B上面漆后5B5B5B0B5B5B硬度/750gHBFFFFF45分钟水煮后附着3B0B4B5B(面脱)5B5B90分钟水煮后附着0B0B4B5B(面脱)5B5B135分钟水煮后附着0B0B4B0B5B5B面涂树脂的要求•附着力•耐磨性•流平性面涂树脂评估配方•底漆CN95925SR30612.5SR35110PI-1842PI-TPO0.5乙酸乙酯20正丁醇20二甲苯10-----------------------------------共100中涂树脂评估配方:CN800425SR44422.51841TPO1CD90510.5色精3溶剂47----------------------------------------共100面涂面涂树脂评估配方:CN800015Pro3018415树脂12.5SR50651842TPO0.5溶剂50----------------------------------------共100树脂:CN9010CN9893CN989测试结果CN9893CN989CN9010底漆5B5B5B镀锡后5B5B5B上中涂后5B5B5B上面漆后5B5B5B硬度/750gFFH45分钟水煮后附着5B5B5B90分钟水煮后附着4B5B5B底漆易附着基材PCABSPC+ABS类型牌号用量作用聚氨酯丙烯酸酯CN959CN981CN929CN991CN9001CN704CN800430-60主体树脂附着力韧性耐热性环氧/聚酯丙烯酸酯CN2254CN2261CN11710-20丰满度耐水性单体SR306SR238SR9003SR351SR44430-45降粘流平降低成本引发剂1841173BP