SG52702A1 - Protection of lead-containing anodes during chromium electroplating - Google Patents

Protection of lead-containing anodes during chromium electroplating

Info

Publication number: SG52702A1
Authority: SG; Singapore
Prior art keywords: lead; acid; protection; chromium; chromium electroplating
Prior art date: 1989-11-06

Application number

SG1996008067A

Other languages

English (en)

Inventor

Kenneth Russ Newby

Original Assignee

Atotech Usa Inc

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.)

1989-11-06

Filing date

1990-11-06

Publication date

1998-09-28

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23714188&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SG52702(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1990-11-06 Application filed by Atotech Usa Inc filed Critical Atotech Usa Inc

1998-09-28 Publication of SG52702A1 publication Critical patent/SG52702A1/en

Links

VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title abstract 4
229910052804 chromium Inorganic materials 0.000 title abstract 4
239000011651 chromium Substances 0.000 title abstract 4
238000009713 electroplating Methods 0.000 title abstract 2
238000000034 method Methods 0.000 abstract 3
238000007747 plating Methods 0.000 abstract 3
AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 abstract 2
239000002253 acid Substances 0.000 abstract 2
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
125000004432 carbon atom Chemical group C* 0.000 abstract 1
KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 abstract 1
239000011696 chromium(III) sulphate Substances 0.000 abstract 1
238000005260 corrosion Methods 0.000 abstract 1
238000004070 electrodeposition Methods 0.000 abstract 1
AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 abstract 1
229940098779 methanesulfonic acid Drugs 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/12—Process control or regulation
- C25D21/14—Controlled addition of electrolyte components
- 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
- C25D3/04—Electroplating: Baths therefor from solutions of chromium

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
Electrochemistry (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Automation & Control Theory (AREA)
Electroplating And Plating Baths Therefor (AREA)
Battery Electrode And Active Subsutance (AREA)
Preventing Corrosion Or Incrustation Of Metals (AREA)
Paints Or Removers (AREA)

SG1996008067A 1989-11-06 1990-11-06 Protection of lead-containing anodes during chromium electroplating SG52702A1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US43196389A	1989-11-06	1989-11-06

Publications (1)

Publication Number	Publication Date
SG52702A1 true SG52702A1 (en)	1998-09-28

Family

ID=23714188

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SG1996008067A SG52702A1 (en)	1989-11-06	1990-11-06	Protection of lead-containing anodes during chromium electroplating

Country Status (9)

Country	Link
EP (1)	EP0452471B1 (fr)
JP (1)	JPH04502786A (fr)
AT (1)	ATE150100T1 (fr)
AU (1)	AU638512B2 (fr)
BR (1)	BR9006995A (fr)
CA (1)	CA2054201C (fr)
DE (1)	DE69030176T2 (fr)
SG (1)	SG52702A1 (fr)
WO (1)	WO1991006693A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5192515A (en) *	1990-09-20	1993-03-09	Molecular Technology Corporation	Reduction of nitrogen oxide and carbon monoxide in effluent gases
DE102006042076A1 (de) *	2006-09-05	2008-03-20	Goldschmidt Tib Gmbh	Ein neues Additiv für Chromelektrolyte
ES2546007T3 (es)	2013-04-17	2015-09-17	Atotech Deutschland Gmbh	Capa de cromo funcional con resistencia a la corrosión mejorada

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3402554A1 (de) *	1984-01-26	1985-08-08	LPW-Chemie GmbH, 4040 Neuss	Abscheidung von hartchrom auf einer metallegierung aus einem waessrigen, chromsaeure und schwefelsaeure enthaltenden elektrolyten
US4588481A (en) *	1985-03-26	1986-05-13	M&T Chemicals Inc.	Chromium plating bath for producing non-iridescent, adherent, bright chromium deposits at high efficiencies and substantially free of cathodic low current density etching
US4786378A (en) *	1987-09-01	1988-11-22	M&T Chemicals Inc.	Chromium electroplating baths having reduced weight loss of lead and lead alloy anodes
US4810337A (en) *	1988-04-12	1989-03-07	M&T Chemicals Inc.	Method of treating a chromium electroplating bath which contains an alkyl sulfonic acid to prevent heavy lead dioxide scale build-up on lead or lead alloy anodes used therein

1990
- 1990-11-06 AT AT90917257T patent/ATE150100T1/de not_active IP Right Cessation
- 1990-11-06 CA CA002054201A patent/CA2054201C/fr not_active Expired - Lifetime
- 1990-11-06 JP JP3500497A patent/JPH04502786A/ja active Pending
- 1990-11-06 WO PCT/US1990/006422 patent/WO1991006693A1/fr not_active Ceased
- 1990-11-06 DE DE69030176T patent/DE69030176T2/de not_active Expired - Lifetime
- 1990-11-06 AU AU67569/90A patent/AU638512B2/en not_active Expired
- 1990-11-06 BR BR909006995A patent/BR9006995A/pt not_active IP Right Cessation
- 1990-11-06 SG SG1996008067A patent/SG52702A1/en unknown
- 1990-11-06 EP EP90917257A patent/EP0452471B1/fr not_active Expired - Lifetime

Also Published As

Publication number	Publication date
DE69030176T2 (de)	1997-07-10
WO1991006693A1 (fr)	1991-05-16
AU6756990A (en)	1991-05-31
CA2054201C (fr)	2000-04-11
EP0452471A4 (en)	1993-11-18
JPH04502786A (ja)	1992-05-21
DE69030176D1 (de)	1997-04-17
CA2054201A1 (fr)	1991-05-07
ATE150100T1 (de)	1997-03-15
AU638512B2 (en)	1993-07-01
EP0452471B1 (fr)	1997-03-12
BR9006995A (pt)	1991-10-22
EP0452471A1 (fr)	1991-10-23

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