IT1052476B - Elettrolita e metodo per produrre dispositivi semiconduttori nonche prodotti cosi ottenuti - Google Patents

Elettrolita e metodo per produrre dispositivi semiconduttori nonche prodotti cosi ottenuti

Info

Publication number: IT1052476B
Authority: IT; Italy
Prior art keywords: plating; electrolyte; substrates; alkali metal; well
Prior art date: 1974-12-04

Application number

IT52492/75A

Other languages

English (en)

Original Assignee

Engelhard Ind Ltd

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.)

1974-12-04

Filing date

1975-12-02

Publication date

1981-06-20

1975-12-02 Application filed by Engelhard Ind Ltd filed Critical Engelhard Ind Ltd

1981-06-20 Application granted granted Critical

1981-06-20 Publication of IT1052476B publication Critical patent/IT1052476B/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
- H10W72/01—Manufacture or treatment
- H10W72/013—Manufacture or treatment of die-attach connectors
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/48—Electroplating: Baths therefor from solutions of gold
- 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
- H10W72/073—Connecting or disconnecting of die-attach connectors
- 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
- H10W72/073—Connecting or disconnecting of die-attach connectors
- H10W72/07331—Connecting techniques
- H10W72/07336—Soldering or alloying

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
Electrochemistry (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Electroplating And Plating Baths Therefor (AREA)
Electroplating Methods And Accessories (AREA)

IT52492/75A 1974-12-04 1975-12-02 Elettrolita e metodo per produrre dispositivi semiconduttori nonche prodotti cosi ottenuti IT1052476B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GBGB52520/74A GB1506380A (en)	1974-12-04	1974-12-04	Gold plating electrolyte and method of electrodepositing gold in the production of semiconductor devices

Publications (1)

Publication Number	Publication Date
IT1052476B true IT1052476B (it)	1981-06-20

Family

ID=10464233

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT52492/75A IT1052476B (it)	1974-12-04	1975-12-02	Elettrolita e metodo per produrre dispositivi semiconduttori nonche prodotti cosi ottenuti

Country Status (14)

Country	Link
JP (1)	JPS5198639A (it)
AT (1)	ATA908275A (it)
BE (1)	BE836293A (it)
CH (1)	CH606505A5 (it)
DE (1)	DE2554583A1 (it)
DK (1)	DK545375A (it)
ES (1)	ES443389A1 (it)
FR (1)	FR2293500A1 (it)
GB (1)	GB1506380A (it)
HK (1)	HK73378A (it)
IT (1)	IT1052476B (it)
MY (1)	MY7900005A (it)
NL (1)	NL7513699A (it)
SE (1)	SE7513620L (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4465564A (en) *	1983-06-27	1984-08-14	American Chemical & Refining Company, Inc.	Gold plating bath containing tartrate and carbonate salts

1974
- 1974-12-04 GB GBGB52520/74A patent/GB1506380A/en not_active Expired
1975
- 1975-11-24 NL NL7513699A patent/NL7513699A/xx not_active Application Discontinuation
- 1975-11-28 AT AT908275A patent/ATA908275A/de not_active Application Discontinuation
- 1975-12-02 FR FR7536819A patent/FR2293500A1/fr active Granted
- 1975-12-02 CH CH1566675A patent/CH606505A5/xx not_active IP Right Cessation
- 1975-12-02 IT IT52492/75A patent/IT1052476B/it active
- 1975-12-03 ES ES443389A patent/ES443389A1/es not_active Expired
- 1975-12-03 SE SE7513620A patent/SE7513620L/xx not_active Application Discontinuation
- 1975-12-03 DK DK545375A patent/DK545375A/da unknown
- 1975-12-04 JP JP50143410A patent/JPS5198639A/ja active Pending
- 1975-12-04 DE DE19752554583 patent/DE2554583A1/de not_active Withdrawn
- 1975-12-04 BE BE162465A patent/BE836293A/xx not_active IP Right Cessation
1978
- 1978-12-14 HK HK733/78A patent/HK73378A/xx unknown
1979
- 1979-12-31 MY MY19795A patent/MY7900005A/xx unknown

Also Published As

Publication number	Publication date
NL7513699A (nl)	1976-06-09
FR2293500B1 (it)	1980-08-01
SE7513620L (sv)	1976-06-08
JPS5198639A (en)	1976-08-31
GB1506380A (en)	1978-04-05
HK73378A (en)	1978-12-22
ES443389A1 (es)	1977-05-01
BE836293A (fr)	1976-06-04
DK545375A (da)	1976-06-05
MY7900005A (en)	1979-12-31
ATA908275A (de)	1978-10-15
FR2293500A1 (fr)	1976-07-02
AU8674075A (en)	1977-05-26
CH606505A5 (it)	1978-10-31
DE2554583A1 (de)	1976-06-10

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Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19931216