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有机添加剂对氧化铝流延浆料流变性能的影响
引用本文:吴黎,朱丽慧,黄清伟,刘庆峰.有机添加剂对氧化铝流延浆料流变性能的影响[J].电子元件与材料,2012,31(3):45-48.
作者姓名:吴黎  朱丽慧  黄清伟  刘庆峰
作者单位:1. 上海大学,上海,200072
2. 上海普爱尔传感器有限公司,上海,201314
摘    要:系统研究了流延法制备氧化铝陶瓷基片过程中分散剂、增塑剂和粘结剂对浆料流变性能的影响。结果表明:采用分散剂GTO和S80制得的浆料黏度最低,TEP制备的浆料黏度最高。利用增塑剂PEG400和DBP都能获得较低的浆料黏度,随着增塑剂与粘结剂比值R的增加,浆料黏度显著降低。采用分散剂TEA、粘结剂PVB、增塑剂DBP制备的氧化铝浆料,当R值为0.8~1.6时,流延浆料黏度为1 071~1 671 mPa.s,流延生带质量较好。

关 键 词:氧化铝浆料  黏度  有机添加剂  流延生带

Effects of organic additives on the rheological behaviors of alumina slurry
WU Li , ZHU Lihui , HUANG Qingwei , LIU Qingfeng.Effects of organic additives on the rheological behaviors of alumina slurry[J].Electronic Components & Materials,2012,31(3):45-48.
Authors:WU Li  ZHU Lihui  HUANG Qingwei  LIU Qingfeng
Affiliation:1.Shanghai University,Shanghai 200072,China;2.PIR Sensor Co.,Ltd,Shanghai,Shanghai 201314,China)
Abstract:Effects of organic additives(dispersants,plasticizers,binders) on the rheological behaviors of the slurry for alumina substrate were studied systematically.The results show that the slurries prepared with GTO and S80(dispersants) exhibit the lowest viscosity and the slurry prepared with TEP(dispersants) possess the highest viscosity.Both plasticizers PEG400 and DBP are effective for decreasing the viscosity of the slurry.Viscosity decreases obviously as the R-value(plasticizer/binder) increases.When using TEA as dispersant,PVB as binder,DBP as plasticizer and the R-value is among 0.8-1.6,the viscosity of the green tape casting slurry is between 1 071-1 671 mPa·s and green tapes with good quality can be obtained.
Keywords:alumina slurry  viscosity  organic additives  green tape
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