CN1616572A - 硫系化合物相变材料化学机械抛光的纳米抛光液及其应用 - Google Patents
硫系化合物相变材料化学机械抛光的纳米抛光液及其应用 Download PDFInfo
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- WGTYBPLFGIVFAS-UHFFFAOYSA-M tetramethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)C WGTYBPLFGIVFAS-UHFFFAOYSA-M 0.000 claims description 12
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
Description
实施例 | 研磨料 | 氧化剂 | 螯合剂 | 表面活性剂 | 抗蚀剂 | pH调节剂 | 余 |
3 | SiO2,10-30nm,5wt%;TiO2,120nm,2wt% | H2O23.0wt% | 乙二胺四乙酸铵2.0wt% | 十六烷基三甲基溴化铵0.2wt% | 苯并三唑0.1wt%; | 氨水,羟胺,pH9.2 | 去离子水 |
4 | SiO2,10-30nm,5wt%;Al2O3,80nm,2wt% | H2O2 1.0wt%,过氧化氢脲5.0wt% | 羟乙基乙二胺四乙酸铵1.0wt% | 十二烷基醇聚氧乙烯基醚0.3wt% | 1,2,4-三唑0.3wt% | 四甲基氢氧化铵pH9.8 | 去离子水 |
5 | Al2O3,80nm,5wt% | 过硫酸铵4.0wt% | 柠檬酸铵3.0wt% | 十二烷基磺酸铵0.5wt% | 6-甲苯基三唑0.8wt% | 氨水,羟胺pH10.2 | 去离子水 |
6 | SiO2,10-30nm,5wt%;TiO2,120nm,2wt% | H2O2 2.0wt%,过硫酸铵1.0wt% | 羟乙基乙二胺四乙酸铵0.5wt% | 十六烷基三甲基溴化铵0.1wt%,十二烷基醇聚氧乙烯基醚0.1wt% | 苯并三唑0.2wt%; | 氨水,羟胺pH10.2 | 去离子水 |
7 | SiO2,10-30nm,5wt%;Al2O3,80nm,2wt% | 过氧化氢脲,7.0wt% | 羟乙基乙二胺四乙酸铵0.5wt% | 十六烷基三甲基溴化铵0.1wt%,十二烷基醇聚氧乙烯基醚0.1wt% | 苯并三唑0.2wt%; | 氨水,羟胺pH10.2 | 去离子水 |
抛光液 | Ge2Sb2Te5抛光速率(/min) | SiO2抛光速率(/min) | 粗糙度RMS(nm) | 选择性(Ge2Sb2Te5/SiO2) |
抛光液1 | 1880 | 210 | 1.25 | 8.95 |
抛光液2 | 2040 | 240 | 1.88 | 8.50 |
抛光液3 | 1450 | 190 | 2.10 | 7.63 |
抛光液4 | 1380 | 190 | 1.97 | 7.26 |
抛光液5 | 1820 | 200 | 2.22 | 9.10 |
抛光液6 | 1930 | 220 | 2.13 | 8.77 |
抛光液7 | 2180 | 230 | 2.05 | 9.48 |
Claims (9)
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