DE69030176T2 - Schutz von bleienthaltenden anoden während der elektrobeschichtung mit chrom - Google Patents

Schutz von bleienthaltenden anoden während der elektrobeschichtung mit chrom

Info

Publication number
DE69030176T2
DE69030176T2 DE69030176T DE69030176T DE69030176T2 DE 69030176 T2 DE69030176 T2 DE 69030176T2 DE 69030176 T DE69030176 T DE 69030176T DE 69030176 T DE69030176 T DE 69030176T DE 69030176 T2 DE69030176 T2 DE 69030176T2
Authority
DE
Germany
Prior art keywords
lead
chrome
acid
coating
protection
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69030176T
Other languages
English (en)
Other versions
DE69030176D1 (de
Inventor
Kenneth Newby
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Atotech Deutschland GmbH and Co KG
Original Assignee
Atotech USA LLC
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
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=DE69030176(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Atotech USA LLC filed Critical Atotech USA LLC
Application granted granted Critical
Publication of DE69030176D1 publication Critical patent/DE69030176D1/de
Publication of DE69030176T2 publication Critical patent/DE69030176T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
DE69030176T 1989-11-06 1990-11-06 Schutz von bleienthaltenden anoden während der elektrobeschichtung mit chrom Expired - Lifetime DE69030176T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US43196389A 1989-11-06 1989-11-06
PCT/US1990/006422 WO1991006693A1 (en) 1989-11-06 1990-11-06 Protection of lead-containing anodes during chromium electroplating

Publications (2)

Publication Number Publication Date
DE69030176D1 DE69030176D1 (de) 1997-04-17
DE69030176T2 true DE69030176T2 (de) 1997-07-10

Family

ID=23714188

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69030176T Expired - Lifetime DE69030176T2 (de) 1989-11-06 1990-11-06 Schutz von bleienthaltenden anoden während der elektrobeschichtung mit chrom

Country Status (9)

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

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
PL2792770T3 (pl) * 2013-04-17 2015-11-30 Atotech Deutschland Gmbh Funkcjonalna warstwa chromu z ulepszoną odpornością korozyjną

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

Also Published As

Publication number Publication date
CA2054201A1 (en) 1991-05-07
AU6756990A (en) 1991-05-31
ATE150100T1 (de) 1997-03-15
CA2054201C (en) 2000-04-11
WO1991006693A1 (en) 1991-05-16
SG52702A1 (en) 1998-09-28
BR9006995A (pt) 1991-10-22
EP0452471B1 (de) 1997-03-12
EP0452471A1 (de) 1991-10-23
EP0452471A4 (en) 1993-11-18
DE69030176D1 (de) 1997-04-17
AU638512B2 (en) 1993-07-01
JPH04502786A (ja) 1992-05-21

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: ATOTECH DEUTSCHLAND GMBH, 10553 BERLIN, DE