IT7925326A0 - Processo per la modifica in situ di composizioni saldanti. - Google Patents

Processo per la modifica in situ di composizioni saldanti.

Info

Publication number
IT7925326A0
IT7925326A0 IT7925326A IT2532679A IT7925326A0 IT 7925326 A0 IT7925326 A0 IT 7925326A0 IT 7925326 A IT7925326 A IT 7925326A IT 2532679 A IT2532679 A IT 2532679A IT 7925326 A0 IT7925326 A0 IT 7925326A0
Authority
IT
Italy
Prior art keywords
situ modification
welding compositions
welding
compositions
situ
Prior art date
Application number
IT7925326A
Other languages
English (en)
Other versions
IT1122873B (it
Inventor
Nicholas G Koopman
Vincent C Marcotte
Teed Stephen
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of IT7925326A0 publication Critical patent/IT7925326A0/it
Application granted granted Critical
Publication of IT1122873B publication Critical patent/IT1122873B/it

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/20—Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/24—Selection of soldering or welding materials proper
    • B23K35/26—Selection of soldering or welding materials proper with the principal constituent melting at less than 400°C
    • B23K35/268—Pb as the principal constituent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
    • B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
    • B23K35/36—Selection of non-metallic compositions, e.g. coatings or fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
    • B23K35/3612—Selection of non-metallic compositions, e.g. coatings or fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest with organic compounds as principal constituents
    • B23K35/3618—Carboxylic acids or salts
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/30—Assembling printed circuits with electric components, e.g. with resistors
    • H05K3/32—Assembling printed circuits with electric components, e.g. with resistors electrically connecting electric components or wires to printed circuits
    • H05K3/34—Assembling printed circuits with electric components, e.g. with resistors electrically connecting electric components or wires to printed circuits by soldering
    • H05K3/346—Solder materials or compositions specially adapted therefor
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/30—Assembling printed circuits with electric components, e.g. with resistors
    • H05K3/32—Assembling printed circuits with electric components, e.g. with resistors electrically connecting electric components or wires to printed circuits
    • H05K3/34—Assembling printed circuits with electric components, e.g. with resistors electrically connecting electric components or wires to printed circuits by soldering
    • H05K3/3489—Composition of fluxes; Application thereof; Other processes of activating the contact surfaces
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/071—Connecting or disconnecting
    • H10W72/072—Connecting or disconnecting of bump connectors
    • H10W72/07251—Connecting or disconnecting of bump connectors characterised by changes in properties of the bump connectors during connecting
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/20—Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
    • H10W72/251—Materials
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/20—Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
    • H10W72/251—Materials
    • H10W72/255—Materials of outermost layers of multilayered bumps, e.g. material of a coating
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/90—Bond pads, in general
    • H10W72/921—Structures or relative sizes of bond pads
    • H10W72/923—Bond pads having multiple stacked layers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/90—Bond pads, in general
    • H10W72/951—Materials of bond pads
    • H10W72/952—Materials of bond pads comprising metals or metalloids, e.g. PbSn, Ag or Cu

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electric Connection Of Electric Components To Printed Circuits (AREA)
  • Wire Bonding (AREA)
IT25326/79A 1978-09-20 1979-08-29 Processo per la modifica in situ di composizioni saldanti IT1122873B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US94422478A 1978-09-20 1978-09-20

Publications (2)

Publication Number Publication Date
IT7925326A0 true IT7925326A0 (it) 1979-08-29
IT1122873B IT1122873B (it) 1986-04-30

Family

ID=25481021

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25326/79A IT1122873B (it) 1978-09-20 1979-08-29 Processo per la modifica in situ di composizioni saldanti

Country Status (5)

Country Link
EP (1) EP0009131B1 (it)
JP (1) JPS5846176B2 (it)
CA (1) CA1122856A (it)
DE (1) DE2961610D1 (it)
IT (1) IT1122873B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4498096A (en) * 1981-01-30 1985-02-05 Motorola, Inc. Button rectifier package for non-planar die
DE3278896D1 (en) * 1981-06-30 1988-09-15 Ibm Method for connecting a semiconductor chip to a substrate and such connection
JPS5839047A (ja) * 1981-09-02 1983-03-07 Hitachi Ltd 半導体装置およびその製法
US4896817A (en) * 1988-10-17 1990-01-30 International Business Machines Corp. Flux composition and method of decreasing tin content in lead/tin solder joints
US5007163A (en) * 1990-04-18 1991-04-16 International Business Machines Corporation Non-destructure method of performing electrical burn-in testing of semiconductor chips
CN105759522B (zh) * 2016-05-11 2019-01-22 深圳市华星光电技术有限公司 Tft基板的断线修复方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2043573A (en) * 1934-05-26 1936-06-09 American Smelting Refining Process for recovering tin
US3380821A (en) * 1965-10-21 1968-04-30 Gen Motors Corp Heat treatable creep resistant solder alloy
US3478414A (en) * 1967-05-05 1969-11-18 Ibm Water white rosin flux in benzyl alcohol solution

Also Published As

Publication number Publication date
JPS5846176B2 (ja) 1983-10-14
DE2961610D1 (en) 1982-02-11
EP0009131A1 (de) 1980-04-02
JPS5574160A (en) 1980-06-04
EP0009131B1 (de) 1981-12-23
IT1122873B (it) 1986-04-30
CA1122856A (en) 1982-05-04

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