DE3664934D1 - Process for eliminating surface-defect inducing contaminants from electrophoretic coating baths - Google Patents

Process for eliminating surface-defect inducing contaminants from electrophoretic coating baths

Info

Publication number
DE3664934D1
DE3664934D1 DE8787901259T DE3664934T DE3664934D1 DE 3664934 D1 DE3664934 D1 DE 3664934D1 DE 8787901259 T DE8787901259 T DE 8787901259T DE 3664934 T DE3664934 T DE 3664934T DE 3664934 D1 DE3664934 D1 DE 3664934D1
Authority
DE
Germany
Prior art keywords
electrophoretic coating
coating baths
eliminating surface
defect inducing
inducing contaminants
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
Application number
DE8787901259T
Other languages
English (en)
Inventor
Klaus Arlt
Theodora Dirking
Karl-Heinz Josten
Hans-Joachim Streitberger
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.)
BASF Farben und Fasern AG
Original Assignee
BASF Lacke und Farben AG
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=6286089&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3664934(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by BASF Lacke und Farben AG filed Critical BASF Lacke und Farben AG
Priority to DE8787901259T priority Critical patent/DE3664934D1/de
Application granted granted Critical
Publication of DE3664934D1 publication Critical patent/DE3664934D1/de
Expired 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
    • C25D13/00—Electrophoretic coating characterised by the process
    • C25D13/22—Servicing or operating apparatus or multistep processes
    • C25D13/24—Regeneration of process liquids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Paints Or Removers (AREA)
  • Cell Separators (AREA)
DE8787901259T 1985-11-15 1986-10-29 Process for eliminating surface-defect inducing contaminants from electrophoretic coating baths Expired DE3664934D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8787901259T DE3664934D1 (en) 1985-11-15 1986-10-29 Process for eliminating surface-defect inducing contaminants from electrophoretic coating baths

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19853540575 DE3540575A1 (de) 1985-11-15 1985-11-15 Verfahren zur entfernung von oberflaechenstoerungen verursachenden verunreinigungen aus elektrotauchlackbaedern
DE8787901259T DE3664934D1 (en) 1985-11-15 1986-10-29 Process for eliminating surface-defect inducing contaminants from electrophoretic coating baths
PCT/EP1986/000624 WO1987003016A2 (en) 1985-11-15 1986-10-29 Process for eliminating surface-defect inducing contaminants from electrophoretic coating baths

Publications (1)

Publication Number Publication Date
DE3664934D1 true DE3664934D1 (en) 1989-09-14

Family

ID=6286089

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19853540575 Withdrawn DE3540575A1 (de) 1985-11-15 1985-11-15 Verfahren zur entfernung von oberflaechenstoerungen verursachenden verunreinigungen aus elektrotauchlackbaedern
DE8787901259T Expired DE3664934D1 (en) 1985-11-15 1986-10-29 Process for eliminating surface-defect inducing contaminants from electrophoretic coating baths

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19853540575 Withdrawn DE3540575A1 (de) 1985-11-15 1985-11-15 Verfahren zur entfernung von oberflaechenstoerungen verursachenden verunreinigungen aus elektrotauchlackbaedern

Country Status (6)

Country Link
US (1) US4956096A (de)
EP (1) EP0282494B1 (de)
BR (1) BR8607210A (de)
DE (2) DE3540575A1 (de)
ES (1) ES2005540A6 (de)
WO (1) WO1987003016A2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3836973A1 (de) * 1988-10-31 1990-05-03 Basf Lacke & Farben Filter zur entfernung von hydrophoben substanzen aus elektrotauchlacken
US6803092B2 (en) 2001-06-26 2004-10-12 3M Innovative Properties Company Selective deposition of circuit-protective polymers
US20220243354A1 (en) 2019-07-16 2022-08-04 Basf Coatings Gmbh Method for cleaning electrophoretic coating baths, and device therefor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4336138A (en) * 1975-07-26 1982-06-22 Toyobo Co., Ltd. Permeation separation apparatus
JPS5669395A (en) * 1979-11-09 1981-06-10 Ebara Infilco Co Ltd Treatment of electrodeposition painting bath liquid

Also Published As

Publication number Publication date
US4956096A (en) 1990-09-11
BR8607210A (pt) 1988-09-13
ES2005540A6 (es) 1989-03-16
WO1987003016A3 (fr) 1987-07-02
EP0282494B1 (de) 1989-08-09
WO1987003016A2 (en) 1987-05-21
DE3540575A1 (de) 1987-05-27
EP0282494A1 (de) 1988-09-21

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation