TWI456361B - Method for removing photoresist - Google Patents

Method for removing photoresist Download PDF

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Publication number
TWI456361B
TWI456361B TW098134490A TW98134490A TWI456361B TW I456361 B TWI456361 B TW I456361B TW 098134490 A TW098134490 A TW 098134490A TW 98134490 A TW98134490 A TW 98134490A TW I456361 B TWI456361 B TW I456361B
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TW
Taiwan
Prior art keywords
photoresist
oxidative pretreatment
substrate
stripping step
ion implantation
Prior art date
Application number
TW098134490A
Other languages
Chinese (zh)
Other versions
TW201113651A (en
Inventor
Chin Cheng Chien
Chan Lon Yang
Chiu Hsien Yeh
Che Hua Hsu
Zhi Cheng Lee
Shao Hua Hsu
cheng guo Chen
Shin Chi Chen
zhi jian Wang
Original Assignee
United Microelectronics Corp
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Publication date
Application filed by United Microelectronics Corp filed Critical United Microelectronics Corp
Priority to TW098134490A priority Critical patent/TWI456361B/en
Publication of TW201113651A publication Critical patent/TW201113651A/en
Application granted granted Critical
Publication of TWI456361B publication Critical patent/TWI456361B/en

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  • Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
  • Drying Of Semiconductors (AREA)

Claims (13)

一種移除光阻的方法,包含:提供一基材,其包含一圖案化光阻;對該基材進行一離子植入步驟,且該離子植入步驟會在該圖案化光阻的表面形成一硬殼;對該硬殼進行一非氧化性前處理,其中該非氧化性前處理提供包含氫氣、一載氣與一電漿以改變該硬殼的性質,但該非氧化性前處理未剝除該圖案化光阻;以及在非氧化性前處理之後,對該基材進行一光阻剝除步驟,以完全移除該圖案化光阻。 A method of removing photoresist includes: providing a substrate comprising a patterned photoresist; performing an ion implantation step on the substrate, and the ion implantation step is formed on a surface of the patterned photoresist a hard shell; a non-oxidative pretreatment of the hard shell, wherein the non-oxidative pretreatment provides hydrogen, a carrier gas and a plasma to modify the properties of the hard shell, but the non-oxidative pretreatment is not stripped The patterned photoresist; and after the non-oxidative pretreatment, the substrate is subjected to a photoresist stripping step to completely remove the patterned photoresist. 如請求項1的方法,其中該基材包含矽。 The method of claim 1, wherein the substrate comprises ruthenium. 如請求項1的方法,其中該離子植入步驟為一輕汲極摻雜。 The method of claim 1, wherein the ion implantation step is a light ruthenium doping. 如請求項1的方法,其中該非氧化性前處理包含一電漿灰化步驟,以破壞該光阻。 The method of claim 1, wherein the non-oxidative pretreatment comprises a plasma ashing step to destroy the photoresist. 如請求項1的方法,其中該載氣包含惰性氣體。 The method of claim 1, wherein the carrier gas comprises an inert gas. 如請求項1的方法,其中在一階段性溫度下進行該非氧化性前處理。 The method of claim 1, wherein the non-oxidative pretreatment is performed at a stage temperature. 如請求項6的方法,其中在150秒至300秒之間進行該階段性溫度。 The method of claim 6, wherein the phasing temperature is performed between 150 seconds and 300 seconds. 如請求項1的方法,其中該光阻剝除步驟包含使用硫酸之雙氧水溶液。 The method of claim 1, wherein the photoresist stripping step comprises using a hydrogen peroxide aqueous solution of sulfuric acid. 如請求項1的方法,其中該光阻剝除步驟包含使用氨之雙氧水溶液。 The method of claim 1, wherein the photoresist stripping step comprises using an aqueous solution of ammonia in ammonia. 如請求項1的方法,其中該光阻剝除步驟實質上不傷害該基材。 The method of claim 1, wherein the photoresist stripping step does not substantially damage the substrate. 如請求項1的方法,其中該光阻剝除步驟為一濕式清潔步驟。 The method of claim 1, wherein the photoresist stripping step is a wet cleaning step. 如請求項1的方法,其中該非氧化性前處理不使用氟。 The method of claim 1, wherein the non-oxidative pretreatment does not use fluorine. 如請求項1的方法,其中該非氧化性前處理不使用紫外線照射。 The method of claim 1, wherein the non-oxidative pretreatment does not use ultraviolet radiation.
TW098134490A 2009-10-12 2009-10-12 Method for removing photoresist TWI456361B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
TW098134490A TWI456361B (en) 2009-10-12 2009-10-12 Method for removing photoresist

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW098134490A TWI456361B (en) 2009-10-12 2009-10-12 Method for removing photoresist

Publications (2)

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TW201113651A TW201113651A (en) 2011-04-16
TWI456361B true TWI456361B (en) 2014-10-11

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI656414B (en) * 2015-03-20 2019-04-11 聯華電子股份有限公司 Method for removing photoresist layer
CN116759348B (en) * 2023-08-18 2023-11-14 合肥晶合集成电路股份有限公司 Make up H 2 O 2 Liquid control method, control device thereof and control system thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5201960A (en) * 1991-02-04 1993-04-13 Applied Photonics Research, Inc. Method for removing photoresist and other adherent materials from substrates
TW556266B (en) * 2000-12-22 2003-10-01 Axcelis Tech Inc Process for removal of photoresist after post ion implantation

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5201960A (en) * 1991-02-04 1993-04-13 Applied Photonics Research, Inc. Method for removing photoresist and other adherent materials from substrates
TW556266B (en) * 2000-12-22 2003-10-01 Axcelis Tech Inc Process for removal of photoresist after post ion implantation

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TW201113651A (en) 2011-04-16

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