TW552481B - Non-corrosive stripping and cleaning composition - Google Patents
Non-corrosive stripping and cleaning composition Download PDFInfo
- Publication number
- TW552481B TW552481B TW088113522A TW88113522A TW552481B TW 552481 B TW552481 B TW 552481B TW 088113522 A TW088113522 A TW 088113522A TW 88113522 A TW88113522 A TW 88113522A TW 552481 B TW552481 B TW 552481B
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- Prior art keywords
- acid
- weight
- cleaning composition
- water
- corrosion
- Prior art date
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- 239000000203 mixture Substances 0.000 title claims abstract description 79
- 238000004140 cleaning Methods 0.000 title claims abstract description 35
- 230000009972 noncorrosive effect Effects 0.000 title claims abstract description 11
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- 238000005260 corrosion Methods 0.000 claims description 34
- 230000007797 corrosion Effects 0.000 claims description 34
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- -1 cyclomethane Chemical compound 0.000 claims description 25
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 claims description 16
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- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 12
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- HBROZNQEVUILML-UHFFFAOYSA-N salicylhydroxamic acid Chemical compound ONC(=O)C1=CC=CC=C1O HBROZNQEVUILML-UHFFFAOYSA-N 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- ABTOQLMXBSRXSM-UHFFFAOYSA-N silicon tetrafluoride Chemical compound F[Si](F)(F)F ABTOQLMXBSRXSM-UHFFFAOYSA-N 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 150000003462 sulfoxides Chemical class 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- RWRDLPDLKQPQOW-UHFFFAOYSA-N tetrahydropyrrole Substances C1CCNC1 RWRDLPDLKQPQOW-UHFFFAOYSA-N 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
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Description
552481 ‘ A7 B7 五 、發明說明( 本發明係關於一種非腐蝕性之光阻劑剝離及清潔組合物, 其含有特足百分比之選用的溶劑;選用的烷醇胺化合 物,(3)選用的腐蝕抑制劑;及(4)水之組合。 發明背景 光阻劑剥離劑/電漿蝕刻殘餘物清潔劑技藝多數係爲内含 極性溶劑或烷醇胺化合物其中之一或兩者之組合物。爲: ^效移除經交聯抗#膜,已評斷/光阻劑剥離劑組合物中必 、而存在:^醇胺。不過,垸醇胺類的光阻劑剝離劑在某些狀 況下有嚴重的腐蝕問題,特別是對於鋁製基。 一 ^認爲,腐钱部份係由於在剝離後以水沖洗時,燒醇胺 化作用所導致’因爲,殘存的剝離劑溶液可 :在剝離步驟之後仍餘留在基材表面及/或基材載體 ^説,剝離劑組合物之燒醇胺成分本身並不會侵 材,但其可在激發水後引起腐蝕。 土 、爲了解決此問題’可在剥離步驟及剝離後用 ,間採用以有機溶劑(例如:異丙醇 : 是此中間清洗步驟並非絕對令人、$音但 更複雜,此外,其會產生更多 = 此,若欲再採用含燒醇胺之剝離劑,必須^廢^因 題且不致於產生中間的有機溶劑廢料。b / n 虫問 此外,目前已知其他的金屬腐蚀機制,例如, (如:氣魅)傾向於以電Μ刻副產物之 1商化物物當與清潔步驟之水接觸後可造成基材;蚀2屬 ,"時或後清洗處理中亦觀察到其他腐蚀機制,尤並: 事 t 訂 線 本纸張尺度適財關家鮮(CNS)A4規格(21G x 29y 公釐) 552481 A7 B7 五、發明說明(2 ) 與合金,例如Al-Cu-Si有關之腐蚀。此類腐蚀一般屬於局部 的,因此,其被稱之爲孔蝕。孔蝕被認爲是由兩種具有不 同陰電性之金屬進行的直流式電化學反應所引起的。 本發明針對所有上述腐蝕類型提供一解決之道。 此外,在轉接器、金屬模具及鈍化孔的異向性電漿蝕刻方 法中,在抗蝕劑側壁上常發生’’側壁殘餘物”沉積的現象, 在以氧電漿法將光阻薄膜灰化之後,這些殘餘物變成金屬 氧化物。這些殘餘物若去除不完全會干擾到圖樣清晰度及/ 或使轉接孔完全堵塞。 許多不同化學品經確認可去除後蝕刻殘餘物,尤其是金屬 氧化物類型之殘餘物。例如,驗性的水性顯影劑,例如含 '氫氧化四甲基銨(TMAH)之顯影劑,已知會侵蝕鋁,因此 鋁氧化物殘餘物可用TMAH蝕刻消除。但是其他與多金屬 系統,例如Al-Si-Cu相關之後蝕刻殘餘物,則無法用 TMAH輕易的移除。TMAH對於多晶矽電漿蝕刻法之殘餘 物亦無效用。 經濟部智慧財產局員工消費合作社印製 • ----.------11-¾^--- (請先閱讀背面之注意事項本頁) -I線· 金屬氧化物類型之側壁殘餘物也可以下列移除:(1)氫氟 酸及乙二醇醚之混合物,或(2)硝酸、乙酸、及氫氟酸之 混合物。此類溶液須要極度小心控制,以預防其對重要金 屬及氧化物塗層之過度腐蝕。因其並無選擇性之腐蝕機 制,此類溶液無法使用在某些裝置構造中。
Wai M. Lee 在 Interconnects,Contact Metallization and Multilevel Metallization Symposium (183rd Spring Meeting of The Electrochemical Society) in Honolulu, HI May 16-21, -5- 本紙張尺度適用中國國家標準(CNS)A4規格(210 x 297公釐) 552481 • A7
1993描述’ 一種含!胺之胺/水基剥離劑組合物可移除 某些側壁殘餘物。雖然羥胺有可能增進剝離屬 J---·---------裝—— (請先閱讀背面之注寒項本頁) 腐蚀=,但其在.加熱下並不穩定。因此不建議= 胺’尤其^用於咼度驗性的介質中時。 因此’在較向溫度下,經胺並不通入 七田mm 妝卫巧通口用於剥離光阻劑薄膜 或用於清潔後蝕刻殘餘物。 以下説明的參考文獻建議含極性溶劑及/或燒醇胺化合物 之光阻劑剝離组合物或電漿蝕刻殘餘物清潔组合物: 於1986年! 0们4日頒發給Sizensky等人之u s卜㈣n〇 4,617,251敎示一種正型光阻劑剝離組合物,其包含: -丨線· 選用的胺化合物(例如,2_(2-胺基乙氧基)乙醇、2_(2_胺基 乙基胺基)乙醇、及其混合物)及(B)選用的極性溶劑(例 如,N -甲基-2-吡咯啉酮、四氫呋喃醇、異佛爾酮、二甲 基亞颯、己二酸二甲酯、戊二酸二甲酯、環砜烷、^ _ 丁 内酯、N,N-二甲基乙醯胺及其混合物)。此文獻進一步敎 示此組合物中可加入水及染料或著色劑、潤溼劑、界面活 性劑、及抗泡沫劑。 經濟部智慧財產局員工消費合作社印製 於 1994年 1 月 1 8 日頒發給 Lee之 U. S. Patent No. 5,279,791 敎示一種用於將抗蝕劑自基材上移除之剝離組合物,其包 含(A)羥胺(例如:NH2OH) ; (B)至少一種烷醇胺;及視需 要選用的(C)至少一種極性溶劑。 濃與給 J. T· Baker Inc.之 European Patent Application Ν〇· 647884揭示一種非水性光阻劑剝離組合物,其包括⑴剝離 溶劑(例如:Ν -甲基-2-吡咯啉酮)、(ii)親核性胺(例如: -6 - 本纸張尺度適用…國國家標準(CMS)A4規格(210 X 297公釐) 552481
經濟部智慧財產局員工消費合作社印製 五、發明說明(4 ) 單乙醇胺)、及(iii)還原劑,例如··水楊酸肟、鎵酸、及鎵 酸酯類。 讓與 J. T. Baker,Inc 之 European Patent Application No. 5 9 6 5 15揭示一種驗性的光阻劑剝離組合物’其包括溶劑、 親核的胺類(例如:1 -胺基-2-丙醇’ 2 -胺基乙醇)、及非 含氮之弱酸。 於1990年3月1日頒予Schulz專利之German Published Patent Application No. DE3828513敎示一種正型及負型光阻 劑剝離劑組合物,其包含(A)非質子性極性溶劑(例如:> 1,3-二甲基-2-咪唑啉酮或1,3-二甲基-四氫嘧啶酮);及(B) 有機鹼(例如烷醇胺)。 於 1989年 3 月 28 日頒予K. Matsumoto (Asahi Chemical)專 利之 Japanese Published Patent Application No. 1-081949 敎 示一種正型作用的光阻劑剝離組合物,其包含(A) r - 丁内 酯,N -甲基甲醯胺、N,N-二甲基甲醯胺、N,N-二甲基乙 醯胺或N -甲基-2-吡咯啉酮;(B)胺基醇(例如:N - 丁基-乙 醇胺及N-乙基二乙醇胺);及(C)水。 於 1992 年 12 月 4 日頒予 H. Goto 等人(Texas Instruments, Japan and Kanto Chemical,Inc·)專利之 Japanese Published Patent Application No· 4-350660敎示一種正型光阻劑之剝 離劑,其包括(A)l,3-二甲基-2-咪唑啉酮、(B)二甲基亞石風 及(C)水溶性胺(例如單乙醇胺或2-(2-胺基乙氧基)乙醇), 其中以重量計,水溶性胺之量爲7-30%。 於1997年1 0月20日公開,且讓與給T〇ky0 Ohka Kogyo之 本紙張尺度適用中國國家標準(CNS)A4規格(210 χ 297公釐) (請先閱讀背面之注意· 事項 本瓦) 裝 訂: -丨線·
552481 五、發明說明(5 ) apanese Published Patent Application No· 7-271057敎示一 種含ν,ν·二乙純基胺之正型光阻劑組合物。較佳的調配 物5F含燒醇胺類(例如:’單乙醇胺);水互溶性有機溶劑 (例如:N-甲基-2-峨嘻琳酮);水;添加劑(例如:幾基芳 香族的化合物或三唑化合物);或含羧基之有機化合物、 或其特定結合物。水楊醇爲其中較佳的羥基芳香族化合物 之一 〇
Japanese Published Patent Application N〇 7 271〇57確實建 議在水互溶性極性溶劑及燒醇胺之混合物中加入幾酸,以 應用於光阻劑剝離組合物或電漿蝕刻殘餘物清潔組合物, 然而,該組合物中須要加人㈣化合物H乙基㈣ (DEHA)以達成其所欲得之效能。 同樣的,European PatentApplicati〇nN〇 5965i5確實揭示 调配物,内含溶劑、烷醇胺及非含氮弱酸的混合物, 合物並未含有對於某些電漿蝕刻殘餘物之移除‘係 本發明之剝離及清潔组合物另一方面則可有效的 種有機聚合材料及電漿蚀刻殘餘物。本案發明人傾發現 些類型之腐蝕抑制劑可預防全屬腐 4丨祐玄, 万至屬腐蝕而不致降低光阻劑之 n 致降低去除電衆蚀刻殘餘物的效用。本發明 调配物录顧了各種功能及經濟上的f求, 基材表面之金屬污染,及在所需 、/、万 材料成本。 π而的腐蝕抑制效應下有利的 (請先閱讀背面之注意事項 —· I milk-頁: •線· 經濟部智慧財產局員工消費合作社印製 -8 - 552481 經濟部智慧財產局員工消費合作社印製 A7 B7 五、發明說明(6 ) 本發明係關於一種不含羥胺及其衍生物之非腐蝕性剥離 及清潔組合物,此組合物包含: 純5%至50%之溶劑,其係選自由N_甲基·2•吡咯啉 酮、N-羥基乙基-2_吡咯啉酮、丨,3•二甲基-2•咪唑啉酮、 二:基亞砜、N,N-二甲基乙醯胺、環砜烷、二丙酮醇、乙 一醇、丙一醇及其混合物所組成之群; (b)約10%至90q/q之烷醇胺,其係選自由二乙二醇胺、單 ^醇胺、二乙醇胺、三乙醇胺、2_(2-胺基乙基胺基 醇、及其混合物所組成之群; ⑷約〇·1%至1G%之羧酸型腐#抑制,此賴型腐 制劑係選自由甲酸、乙酸、丙酸、戊酸、異戊酸、草酸、 1二酸、琥轴酸、戊二酸、順丁烯二酸、反丁缔二酸、酞 ,’2’3苯_二羧酸、乙醇酸、乳酸、檸檬酸、水楊酸、 酒石酸、葡萄糖酸、及其結合物所組成之群;及 (d)約1 %至40%之水。 上述所有百分比係以剥離及清潔組合物之總重計。 圭具壁1施例之描沭 '斤定我,非腐蝕性’’乙語意指對任何漸序磨損基 才炙化子作用的抑制性。”剥離及清潔組合物”乙語音指一 下列兩項作用之組合物··⑴可由基材上移剝 口 、且蜊(或其它類似的有機聚合材料)薄膜或塗層,及(2) I:基材上移除或清除各種類型之電漿㈣殘餘物(或稱 私漿側壁聚合物)。 文所陳述’本發明之非腐蝕性剝離及清潔組合物具 ί J------------裝 i — (請先閱讀背面之注意事項>411^本頁) . --線-
規格 (210 X 297公餐) 552481 A7 B7 五 經濟部智慧財產局員工消費合作社印製 、發明說明(7 ) 有四種成分,即一種或多種經選用的極性溶劑、一種或多 種經選用的烷醇胺化合物、一種或多種經選用的腐蝕抑二 劑、及水。此四種成分必需以特定之百分比存在。同時, 本發明較佳不含羥胺化合物及其衍生物,例如· N,N•二乙 基經胺。 本發明之剝離及清潔組合物所採用的溶劑包括:N _甲基 -2-p比洛p林酮(NMP)、N-#至基乙基-2 - p比洛琳嗣(HEP)、1 3 二甲基-2-咪唑啉酮(DMT)、二甲基亞砜(DMS〇)、N,N_’二 甲基乙醯胺(DMAC)、環砜烷、二丙酮醇(Daal)、乙二醇 (EG)、丙二醇(PG)或其結合物。NMP及HEP爲較佳的溶 劑。這些溶劑可用以有效的剝離各種光阻劑類型。 特佳的一種疋HEP及NMP之混合物,其中hep對NMP之重 量%混合比例爲約10 : 90%至90 : 10%,因爲HEP係爲較安 全且黏性較大的溶劑,而NMP則爲黏度較小而剝離力較強 的溶劑。一般而言,剥離力係隨著剝離劑溶劑黏度降低而 增加。 如以上所述剥離及清潔組合物亦包括烷醇胺類。較佳的 少元醇胺類包括二乙二醇胺(DEGA)、單乙醇胺(MEA)、二乙 醇胺(DEA)、三乙醇胺(TEA)、2-(2-胺基乙基胺基)乙醇及 其混合物。以EMA爲特佳的,。 可用於本發明中之腐姓抑制劑爲幾酸化合物。較佳的羧 酉父化合物爲甲酸、乙酸、丙酸、戊酸、異戊酸、草酸、丙 一酸、琥珀酸、戊二酸、順丁烯二酸、反丁烯二酸、酉太 酸、1,2,3-苯-三羧酸、乙醇酸、乳酸、擰檬酸、水楊酸、 • 10- 本紙張泛度適用屮國國家標準(CNS)A4規格(210 X 297公釐) (請先閱讀背面之注意事項 $ 本頁) 裝 · · 線· 552481 Α7
五、發明說明(8 ) 經濟部智慧財產局員工消費合作社印制π 酒石酸、葡萄糖酸、及其結合物。更佳的羧酸型腐蝕抑制 劑為乳酸、檸檬酸、琥珀酸、水楊酸、酞酸、酒石酸、及 葡萄糖酸。頃發現此類化合物可有效的抑制腐蝕而不損及 任何剝離力,特別是在與上述所有極性溶劑、烷醇胺類及 水之混合物組合之情況下。此類化合物能兼顧到各種功能 和經濟上的要求,包括卓越的預防基材表面之金屬污染、 及在達成所需的腐蝕抑制效應下,較有利的材料成本。 第四個必要成分是水。在使用本發明組合物作爲後電漿 蚀刻殘餘物之清潔劑時,水可提昇其清潔力。 水 本發明之剝離及清潔組合物中視需要使用之成分包括: 水溶性界面活化劑。典型的界面活化劑包括聚(環氧乙烷) 與月EJ肪醇之縮合物,商品名爲”PQLY_TERGENT Olin Corporation of Norwalk,CT製造)。 這些成分的較佳含量爲,約8-40%之極性溶劑;約2〇_ 80%之胺化合物;約1至10%之腐蝕抑制劑;5_25%之水; 及,在採用時,0.01-2。/。界面活性化合物;所有均以剝離 及清潔組合物之重量計。這些成分的更佳含量爲,約1〇_ 35〇/〇之極性溶劑;約3〇-7〇%之胺化合物;約3至7%之腐蝕 抑制劑;約10-30%之水;及視需要選用的約〇〇5_1%界面 活性化合物;所有均以組合物之總重量計。 熟悉此技藝的人士所知之各式其它成份可視需要包含於 剝離及清潔組合物中,例如:染料或著色劑、潤溼劑、抗 ?沫劑等。-般而ΐ,這些其它視需要使用之成分的含 量’以組合物之總重量計,各約佔重量。 (請先閱讀背面之注意事項1 π本頁) 裝 丨線. -11 - 552481 五、發明說明(9 ) 製備本發明之剝離及清潔組合物時係將一種或多種經選 用的腐蝕抑制劑與一種或多種經選用的溶劑及一種或多 經選用的烷醇化合物在室溫下溶解。如上述所士, 入選用的成分。 口 項 訂 ▲ 上述剥離及清潔組合物的功能之一係從基材去除或剥離 有機聚合材料。就此而言,係藉由將有機聚合材料,例如 光阻d薄膜與上述剝離及清潔組合物接觸以實施本發明。 =的組合物亦可在電漿蝕刻金屬化晶圓之後用以上除後 電漿蝕刻之副產物。此類電漿蝕刻副產物,例如爲鋁、 鈦、銅或相關金屬之氧化物或卣化物,例如·· Ale。、 A1F3、Al2〇3、SiF4、Si〇2等。就此而言,係藉由將電聚蚀 刻殘餘物與上述清潔劑溶液接觸以實施本發明。確實之條 ^即溫度、時間等可有大幅度之變化,_般視所欲移除 」有機聚合材料或電漿蝕刻殘餘物的本質及厚度、及其他 =此技藝的人士熟知的因素而定。—般而言,進行約5 刀姜里4 0刀|里之代表性溫度係介於約4 5至9 〇 。 ^發明在運用上可使用各種方法使有機聚合材料及/或 包水蝕刻殘餘物與剥離及清潔組合物接觸。舉例+之,各 有機聚合材料及/或電㈣刻殘餘物之基材可浸在 =潔浴中、或剝離及清潔組合物可噴灑在有機聚合材料及 厂姓刻殘餘物表面上,這些均爲熟悉此技藝的人士所 知〇 本發明之剝離及清潔組合物可有效的由基材上去除多種 有機聚合材料及電漿㈣殘餘物。有機聚合物材料之例子包 -12- x_297 公— 本紙張 <度適用4,國國家標準(cns)A4規烙(210 552481 A7 B7 經濟部智慧財產局員工消費合作社印製 五、發明說明() 括正型及負型作用的g -線、i -線及深u v抗蝕劑、電子束 抗餘劑、X光抗蚀劑、離子束抗蚀劑、及有機介電材料, 例如聚醯亞胺樹脂等。運用本發明去除的由有機聚合材料 特定實例包括:内含酚甲醛樹脂或聚(對-乙烯基酚)的正 型抗蝕劑;内含環化聚異戊二烯或聚(對-乙晞基酚)的負 型抗蝕劑;及含聚甲基丙晞酸甲酯的抗蚀劑之正型抗蝕 劑。特定言之,剝離及清潔組合物經發現可極有效的去除 含酚醛清漆樹脂及重氮基莕幷醌類,例如鄰莕幷醌重氮基 磺酸酯類敏化劑。此類型抗蝕劑包括由〇lin Microelectronic Materials,of Norwalk,Connecticut所發售。 HPR 204 Series POSITIVE RESIST > HPR 504 Series POSITIVE RESIST、OiR32 Series POSITIVE RESIST、及 HPR 6500 Series POSITIVE RESIST。有機聚合材料殘餘物 可自熟悉此技藝的人士已知任何習用的基材上移除,例如 自石夕、二氧化石夕、氮化石夕、多晶石夕、铭、銘合金、銅、銅 合金、聚醯亞胺等基材上移除。 本發明將用以下之實施例作進一步之詳細描述。除非另 有説明,所有之份及百分比均以重量計,以及所有溫度均 採用攝氏溫標。 實施例1 製備剝離/清潔溶液,其係藉由混合30.0克N -甲基-2-吡 咯啉酮(NM)、55·0克之單乙醇胺(MEA)、5.68克88重量百分 比之乳酸(LA)水溶液、及9.32克去離子水,攪拌產生澄清 溶液。產生之溶液中各成分之重量比爲NMP/MEA/H20/LA= 30.0/55.0/10.0/5.0。溶液之 pH 爲 11.8。 -13- 本纸張尺度適用中國國家標準(CNSM4規格(210 X 297公釐) I ^---·---------裝--- (請先閱讀背面之注意事項ιίΡι本頁) . •線· 552481 A7 B7 五、發明說明(11 ) α藉U /几積方法製備含多重塗層的碎晶 ,’及進-步的以旋轉式塗覆方法於晶圓上塗覆ι〇微米 旱度的正型光P_a劑(pR)薄膜。藉由光刻使p R塗層微圖樣 化再以預圖樣化之p R罩,藉由電聚蚀刻方法將圖樣轉 :多到金屬塗層_h。所形成的晶圓同時包含pR殘餘物及電 水蝕刻田I】產物’此係爲矽和鋁之氧化物及鹵化物的混合 物。所形成的電漿触刻殘餘物(PER)之组成,可用x-射線 光i晉分析定性。 將所形成的晶圓切成i cmx i cm片,i置於内含1〇〇毫升 上述剥離/凊潔洛液之2〇〇毫升燒杯中,該燒杯係置於 =$度控制浴中。將這些晶圓片浸於溶液中溫和振盪30 刀4里。再將晶圓片移入另一個内含室溫下的去離子水之燒 杯中,並溫和攪拌5分鐘。再由水中取出晶圓片並以氮氣 吹乾晶圓片表面。 在金濺射之後用掃描式電子顯微鏡(SEM)檢視晶圓片。 由晶圓的俯視面及橫切面SEM圖片檢視晶圓片上的卩尺與 per殘餘物。此外,用SEM檢視外露金屬層表面,以評估 金屬表面是否有任何腐蝕現象。 SEM檢視結果顯示,本發明nMP/mea/H2〇/;la= 30/55/10/5之調配物,即使並未以有機溶劑,例如異丙醇 (IPA)進行後剥離中間沖洗步驟,亦可同時將PR與PER殘 餘物移除而無金屬腐蝕的現象。 實例2 - 3 實施例2 - 3説明額外經測試之組合物,其具有在不同濃 度下之相同溶劑、烷醇胺、水及乳酸之混合物。詳細調配 -14- 本纸張尺度適用中國國家標準(CNS)A4規格(210 x 297公釐) I *---·---------裝--- (請先閱讀背面之注寒項本頁) . •線‘ 經濟部智慧財產局員工消費合作社印制代 552481 A7 B7 五、發明說明(12 ) 物列於表1,並附各個SEM檢視結果。 對照組1 除了實施例1 - 3之外,製備如下不含腐蝕抑制劑之對照 調配物;NMP/MEA/H2O = 35/55/10。剝離測試條件則如實 施例1所述。 SEM檢視結果顯示,P R及PER殘餘物均如實施例1所顯 示,已完全移除。然而,相較於實施例1 - 3之調配物,金 屬塗層卻有嚴重腐蚀的現象。 對照組2 除了對照組1,再製備另一個不含水的對照調配物: NMP/MEA//LA=35/60/5。剝離測試條件一如實施例1所述。 、SEM檢視結果顯示,雖然P R殘餘物已完全移除,但無水 調配物並未移除電漿蚀刻殘餘物。同時,如表1所示,並 未發現此調配物有金屬腐蝕的現象。 下表1顯示不同調配物之結果,及其對剝離光阻劑(PR)、 清除電漿蝕刻殘餘物(PER)及腐蚀抑制(CIN)上的效應。 表1 (請先閱讀背面之注意事項
本頁) . 丨線 經濟部智慧財產局員工消費合作社印製 調配物(Wt·%) 效能 實施例 NMP MEA H20 LA PR PER CIN 1 30 55 10 5 +++ ++ + +++ 2 34 55 10 1 +++ +++ + 3 32 55 10 3 +++ +++ ++ 對照組1 35 55 10 0 +++ ++ + - 對照組2 35 60 0 5 +++ - +++ + + +爲最高得分,及-爲負面效應 -15- 本纸張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 552481 A7 B7 五、發明說明(13 從表1中可得到以下之結論·· ⑴溶劑、烷醇胺及水混合物中加入乳酸,對於避免金屬 腐蝕且不損及任何光阻劑剥離及電漿蝕刻殘餘物之清效 能非常重要; ' (2)腐蝕抑制效應對乳酸濃度具依存性。換士之,在最理 ,酸濃度下,才能在腐蚀抑制及殘餘物去除之間獲得 最佳之平衡;及 (,劑、燒醇胺及水混合物中若不含水則不能完全去除 笔漿蝕刻殘餘物。 本發明雖參考上述特定具體實施例 丁 Γ 1丄日一 j 1乍呪明,不過仍可在 :偏離揭示於此文中之發明概念之情况變、 ^飾、及變更。因此,本發明旨於涵技、 Ύ ^ 、 利範圍之精神及範疇之此類改變、修斤有付合其申凊專 /巾、及變更。 (請先閱讀背面之注意事項 — ·裝i 本頁: 一-ο, I . 經濟部智慧財產局員工消費合作社印制么 16 氏張〈度適用山國國家標準(CNS)A4規格(210 X 297公釐)
Claims (1)
- Jsr ..^vf'n實質内衮 經濟部中央標隼局員工消費合作社印製 本|3522號專利甲胥案 &申I請專利範圍修正本(90年8月)说 ι·ι— '申請專利範圍 A8 B8 C8 .種不含^胺及其付生物之非腐姓性剥離及清潔組合 物,包括: (a) 約5 %至50%重量比之溶劑,其係選自由N -甲基_2_ 口比P各淋酉同、N _每基乙基-2 -说p各琳酉同、13 _二甲基_ 2 _味 唑啉酮、二甲基亞颯、N,N_二甲基乙醯胺、環颯烷、 二丙酮醇、乙二醇、丙二醇及其混合物所組成之群; (b) 約10%至90%重量比之烷醇胺,其係選自由二乙二 醇胺、單乙醇胺、二乙醇胺、三乙醇胺、2_(2_胺基乙 基胺基)乙醇、及其混合物所組成之群; (C)約0.1%至10%重量比之羧酸類型之腐蝕抑制劑,其 係選自由甲酸、乙酸、丙酸、戊酸、異戊酸、草酸、丙二酸、琥珀酸、戊二酸、順丁烯二酸、反丁烯二酸、酞酸、1,2,3-苯-三羧酸、乙醇酸、乳酸、檸檬 酸、水揚酸、酒石酸、葡萄糖酸、及其結合物所組成 之群,及 (d)約1%至40%重量比之水。 2 .如申請專利範圍第1項之非腐蝕性剝離及清潔組合物, 其中該溶劑抗蝕劑存在量為約訌4〇%,該烷醇胺存在量 為約20_80%,該腐蝕抑制劑存在量為約i至1〇%,且該 水存在量為約5-35%。 ~ 3 ·如申請專利範圍第1項之非腐蝕性剥離及清潔組合物, 其中該溶劑抗蝕劑為約10 — 35%,該烷醇胺抗蝕劑為约 3 0-70%,該腐蝕抑制劑抗蝕劑為約3至7 %,及該水抗 蝕劑為約10-30%。 〜(請先閱讀背面之注意事項再填寫本頁) 、1T 552481 A8 B8 C8 D8 六、申請專利範圍 4 .如申請專利範圍第1項之非腐蝕性剝離及清潔組合物, 其進一步包含約0.01%至2%重量比之界面活性化合物。 5 . —種不含烴胺及其衍生物之非腐蝕性剥離及清潔組合 物,其包含: (a) 約8-40%重量比之N -甲基-2-吡咯啉酮; (b) 約20-80%重量比之單乙醇胺; (c) 約:3至7 %重量比之乳酸;及 (d) 約5-35%之水。 (請先閲讀背面之注意事項再填寫本頁) 經濟部中央標隼局員工消費合作社印製 -2- 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐)
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- 1999-08-05 KR KR1020017001956A patent/KR20010072673A/ko not_active Application Discontinuation
- 1999-08-05 EP EP99940900A patent/EP1129145B1/en not_active Expired - Lifetime
- 1999-08-05 WO PCT/US1999/017749 patent/WO2000011091A1/en not_active Application Discontinuation
- 1999-08-05 JP JP2000566353A patent/JP3796622B2/ja not_active Expired - Fee Related
- 1999-08-05 AT AT99940900T patent/ATE280204T1/de not_active IP Right Cessation
- 1999-08-07 TW TW088113522A patent/TW552481B/zh active
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2001
- 2001-06-07 US US09/876,635 patent/US6372050B2/en not_active Expired - Lifetime
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Cited By (2)
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CN1938647B (zh) * | 2004-03-03 | 2012-08-29 | 高级技术材料公司 | 用于蚀刻后去除基片上沉积的光致抗蚀剂和/或牺牲性抗反射物质的组合物和方法 |
CN114127230A (zh) * | 2019-07-15 | 2022-03-01 | 弗萨姆材料美国有限责任公司 | 用于去除蚀刻残留物的组合物、其使用方法及用途 |
Also Published As
Publication number | Publication date |
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US20010034313A1 (en) | 2001-10-25 |
US6268323B1 (en) | 2001-07-31 |
EP1129145B1 (en) | 2004-10-20 |
DE69921350T2 (de) | 2006-02-16 |
ATE280204T1 (de) | 2004-11-15 |
WO2000011091A1 (en) | 2000-03-02 |
JP3796622B2 (ja) | 2006-07-12 |
DE69921350D1 (de) | 2004-11-25 |
US6372050B2 (en) | 2002-04-16 |
JP2002523546A (ja) | 2002-07-30 |
EP1129145A1 (en) | 2001-09-05 |
KR20010072673A (ko) | 2001-07-31 |
JP2006146272A (ja) | 2006-06-08 |
EP1129145A4 (en) | 2001-11-21 |
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