WO2011036158A3 - Wafer pretreatment for copper electroplating - Google Patents

Wafer pretreatment for copper electroplating Download PDF

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Publication number
WO2011036158A3
WO2011036158A3 PCT/EP2010/063929 EP2010063929W WO2011036158A3 WO 2011036158 A3 WO2011036158 A3 WO 2011036158A3 EP 2010063929 W EP2010063929 W EP 2010063929W WO 2011036158 A3 WO2011036158 A3 WO 2011036158A3
Authority
WO
WIPO (PCT)
Prior art keywords
copper electroplating
pretreatment
wafer pretreatment
wafer
trench
Prior art date
Application number
PCT/EP2010/063929
Other languages
French (fr)
Other versions
WO2011036158A2 (en
Inventor
Chien-Hsun Lai
Shao-min YANG
Tzu-Tsang Huang
Original Assignee
Basf Se
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Basf Se filed Critical Basf Se
Priority to EP10754951A priority Critical patent/EP2483456A2/en
Priority to US13/496,251 priority patent/US20120175264A1/en
Publication of WO2011036158A2 publication Critical patent/WO2011036158A2/en
Publication of WO2011036158A3 publication Critical patent/WO2011036158A3/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D7/00Electroplating characterised by the article coated
    • C25D7/12Semiconductors
    • C25D7/123Semiconductors first coated with a seed layer or a conductive layer
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/18Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/28Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
    • H01L21/283Deposition of conductive or insulating materials for electrodes conducting electric current
    • H01L21/288Deposition of conductive or insulating materials for electrodes conducting electric current from a liquid, e.g. electrolytic deposition
    • H01L21/2885Deposition of conductive or insulating materials for electrodes conducting electric current from a liquid, e.g. electrolytic deposition using an external electrical current, i.e. electro-deposition
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/70Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
    • H01L21/71Manufacture of specific parts of devices defined in group H01L21/70
    • H01L21/768Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
    • H01L21/76898Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics formed through a semiconductor substrate
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00Electroplating: Baths therefor
    • C25D3/02Electroplating: Baths therefor from solutions
    • C25D3/38Electroplating: Baths therefor from solutions of copper
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/70Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
    • H01L21/71Manufacture of specific parts of devices defined in group H01L21/70
    • H01L21/768Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
    • H01L21/76838Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
    • H01L21/76877Filling of holes, grooves or trenches, e.g. vias, with conductive material

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electroplating Methods And Accessories (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
  • Electrodes Of Semiconductors (AREA)

Abstract

The present invention is directed to a pretreatment process for copper electroplating of via or trench features on a wafer, comprising filling the via or trench feature with a pretreatment solution, wherein the pretreatment solution comprises copper ions.
PCT/EP2010/063929 2009-09-28 2010-09-22 Wafer pretreatment for copper electroplating WO2011036158A2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP10754951A EP2483456A2 (en) 2009-09-28 2010-09-22 Wafer pretreatment for copper electroplating
US13/496,251 US20120175264A1 (en) 2009-09-28 2010-09-22 Wafer pretreatment for copper electroplating

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US24616109P 2009-09-28 2009-09-28
US61/246,161 2009-09-28

Publications (2)

Publication Number Publication Date
WO2011036158A2 WO2011036158A2 (en) 2011-03-31
WO2011036158A3 true WO2011036158A3 (en) 2011-06-23

Family

ID=43638715

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2010/063929 WO2011036158A2 (en) 2009-09-28 2010-09-22 Wafer pretreatment for copper electroplating

Country Status (5)

Country Link
US (1) US20120175264A1 (en)
EP (1) EP2483456A2 (en)
KR (1) KR20120100947A (en)
TW (1) TWI499697B (en)
WO (1) WO2011036158A2 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10214826B2 (en) * 2013-01-29 2019-02-26 Novellus Systems, Inc. Low copper electroplating solutions for fill and defect control
US9598787B2 (en) * 2013-03-14 2017-03-21 Rohm And Haas Electronic Materials Llc Method of filling through-holes
US20140299476A1 (en) * 2013-04-09 2014-10-09 Ebara Corporation Electroplating method
CN104762643A (en) * 2014-12-17 2015-07-08 安捷利电子科技(苏州)有限公司 Copper plating solution capable of realizing co-plating of through hole, blind hole and circuit
US10508357B2 (en) 2016-02-15 2019-12-17 Rohm And Haas Electronic Materials Llc Method of filling through-holes to reduce voids and other defects
US10512174B2 (en) 2016-02-15 2019-12-17 Rohm And Haas Electronic Materials Llc Method of filling through-holes to reduce voids and other defects
KR20200131909A (en) 2018-04-09 2020-11-24 램 리써치 코포레이션 Copper electrofill on non-copper liner layers
CN114507886A (en) * 2022-03-29 2022-05-17 四会富仕电子科技股份有限公司 Hole-filling electroplating method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070235343A1 (en) * 2006-04-05 2007-10-11 James Watkowski Process for electrolytically plating copper
EP1865093A1 (en) * 2000-01-20 2007-12-12 Nippon Mining & Metals Co., Ltd. Copper electroplating liquid, pretreatment liquid for copper electroplating and method of copper electroplating
US20090020434A1 (en) * 2007-07-02 2009-01-22 Akira Susaki Substrate processing method and substrate processing apparatus

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3770598A (en) 1972-01-21 1973-11-06 Oxy Metal Finishing Corp Electrodeposition of copper from acid baths
US4376685A (en) 1981-06-24 1983-03-15 M&T Chemicals Inc. Acid copper electroplating baths containing brightening and leveling additives
US4555315A (en) 1984-05-29 1985-11-26 Omi International Corporation High speed copper electroplating process and bath therefor
US5058799A (en) * 1986-07-24 1991-10-22 Zsamboky Kalman F Metallized ceramic substrate and method therefor
US5340947A (en) * 1992-06-22 1994-08-23 Cirqon Technologies Corporation Ceramic substrates with highly conductive metal vias
US6491806B1 (en) 2000-04-27 2002-12-10 Intel Corporation Electroplating bath composition
US6679983B2 (en) 2000-10-13 2004-01-20 Shipley Company, L.L.C. Method of electrodepositing copper
WO2004107422A2 (en) * 2003-05-27 2004-12-09 Ebara Corporation Plating apparatus and plating method
US7064068B2 (en) * 2004-01-23 2006-06-20 Taiwan Semiconductor Manufacturing Company, Ltd. Method to improve planarity of electroplated copper
US7989347B2 (en) * 2006-03-30 2011-08-02 Freescale Semiconductor, Inc. Process for filling recessed features in a dielectric substrate
JP4822519B2 (en) 2006-06-26 2011-11-24 Jx日鉱日石金属株式会社 Semiconductor wafer pretreatment agent and pretreatment method

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1865093A1 (en) * 2000-01-20 2007-12-12 Nippon Mining & Metals Co., Ltd. Copper electroplating liquid, pretreatment liquid for copper electroplating and method of copper electroplating
US20070235343A1 (en) * 2006-04-05 2007-10-11 James Watkowski Process for electrolytically plating copper
US20090020434A1 (en) * 2007-07-02 2009-01-22 Akira Susaki Substrate processing method and substrate processing apparatus

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
D. W. LEE ET AL: "Effect of acidity on defectivity and film properties of electroplated copper films", JOURNAL OF THE ELECTROCHEMICAL SOCIETY, vol. 151, no. 3, 5 February 2004 (2004-02-05), pages C204 - C209, XP002631632 *
MALTA D ET AL: "Optimization of chemistry and process parameters for void-free copper electroplating of high aspect ratio through-silicon vias for 3D integration", ELECTRONIC COMPONENTS AND TECHNOLOGY CONFERENCE, 2009. ECTC 2009. 59TH, IEEE, PISCATAWAY, NJ, USA, 26 May 2009 (2009-05-26), pages 1301 - 1306, XP031475081, ISBN: 978-1-4244-4475-5 *
WEI-PING DOW ET AL: "Copper Fill of Microvia Using a Thiol-Modified Cu Seed Layer and Various Levelers", JOURNAL OF THE ELECTROCHEMICAL SOCIETY, vol. 156, no. 8, 10 June 2009 (2009-06-10), pages D314 - D320, XP002631631 *

Also Published As

Publication number Publication date
US20120175264A1 (en) 2012-07-12
TWI499697B (en) 2015-09-11
WO2011036158A2 (en) 2011-03-31
TW201129727A (en) 2011-09-01
KR20120100947A (en) 2012-09-12
EP2483456A2 (en) 2012-08-08

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