EP0095581A3 - Process for the post treatment of aluminium oxide layers with aqueous solutions containing alkalisilicide, and its use in the manufacture of offset printing platen supports - Google Patents

Process for the post treatment of aluminium oxide layers with aqueous solutions containing alkalisilicide, and its use in the manufacture of offset printing platen supports Download PDF

Info

Publication number
EP0095581A3
EP0095581A3 EP83104145A EP83104145A EP0095581A3 EP 0095581 A3 EP0095581 A3 EP 0095581A3 EP 83104145 A EP83104145 A EP 83104145A EP 83104145 A EP83104145 A EP 83104145A EP 0095581 A3 EP0095581 A3 EP 0095581A3
Authority
EP
European Patent Office
Prior art keywords
alkalisilicide
manufacture
aqueous solutions
aluminium oxide
offset printing
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.)
Granted
Application number
EP83104145A
Other languages
German (de)
Other versions
EP0095581B1 (en
EP0095581A2 (en
Inventor
Gerhard Dr. Dipl.-Chem. Usbeck
Hans Block
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.)
Hoechst AG
Original Assignee
Hoechst 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
Application filed by Hoechst AG filed Critical Hoechst AG
Publication of EP0095581A2 publication Critical patent/EP0095581A2/en
Publication of EP0095581A3 publication Critical patent/EP0095581A3/en
Application granted granted Critical
Publication of EP0095581B1 publication Critical patent/EP0095581B1/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41N—PRINTING PLATES OR FOILS; MATERIALS FOR SURFACES USED IN PRINTING MACHINES FOR PRINTING, INKING, DAMPING, OR THE LIKE; PREPARING SUCH SURFACES FOR USE AND CONSERVING THEM
    • B41N3/00—Preparing for use and conserving printing surfaces
    • B41N3/03—Chemical or electrical pretreatment
    • B41N3/034—Chemical or electrical pretreatment characterised by the electrochemical treatment of the aluminum support, e.g. anodisation, electro-graining; Sealing of the anodised layer; Treatment of the anodic layer with inorganic compounds; Colouring of the anodic layer
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • C25D11/04—Anodisation of aluminium or alloys based thereon
    • C25D11/18—After-treatment, e.g. pore-sealing
    • C25D11/20—Electrolytic after-treatment
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • C25D11/04—Anodisation of aluminium or alloys based thereon
    • C25D11/18—After-treatment, e.g. pore-sealing
    • C25D11/24—Chemical after-treatment
    • C25D11/246—Chemical after-treatment for sealing layers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Printing Plates And Materials Therefor (AREA)
  • Electrochemical Coating By Surface Reaction (AREA)
EP83104145A 1982-05-27 1983-04-28 Process for the post treatment of aluminium oxide layers with aqueous solutions containing alkalisilicate, and its use in the manufacture of offset printing platen supports Expired EP0095581B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3219922 1982-05-27
DE19823219922 DE3219922A1 (en) 1982-05-27 1982-05-27 METHOD FOR TREATING ALUMINUM OXIDE LAYERS WITH AQUEOUS SOLUTIONS CONTAINING ALKALISILICATE AND THE USE THEREOF IN THE PRODUCTION OF OFFSET PRINT PLATE CARRIERS

Publications (3)

Publication Number Publication Date
EP0095581A2 EP0095581A2 (en) 1983-12-07
EP0095581A3 true EP0095581A3 (en) 1986-08-06
EP0095581B1 EP0095581B1 (en) 1988-06-15

Family

ID=6164615

Family Applications (1)

Application Number Title Priority Date Filing Date
EP83104145A Expired EP0095581B1 (en) 1982-05-27 1983-04-28 Process for the post treatment of aluminium oxide layers with aqueous solutions containing alkalisilicate, and its use in the manufacture of offset printing platen supports

Country Status (4)

Country Link
EP (1) EP0095581B1 (en)
JP (1) JPS58213894A (en)
CA (1) CA1225613A (en)
DE (2) DE3219922A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8309571D0 (en) * 1983-04-08 1983-05-11 Albright & Wilson Accelerated sealing of anodised aluminium
DE3406101A1 (en) * 1984-02-21 1985-08-22 Hoechst Ag, 6230 Frankfurt METHOD FOR THE TWO-STAGE HYDROPHILIZING TREATMENT OF ALUMINUM OXIDE LAYERS WITH AQUEOUS SOLUTIONS AND THE USE THEREOF IN THE PRODUCTION OF OFFSET PRINT PLATE CARRIERS
DE3406102A1 (en) * 1984-02-21 1985-08-22 Hoechst Ag, 6230 Frankfurt METHOD FOR TREATING ALUMINUM OXIDE LAYERS WITH AQUEOUS SOLUTIONS CONTAINING ALKALIMETAL SILICATE AND THE USE THEREOF IN THE PRODUCTION OF OFFSET PRINT PLATE CARRIERS
JP2520712B2 (en) * 1988-10-17 1996-07-31 富士写真フイルム株式会社 Method for producing aluminum support for lithographic printing plate
CN103276431B (en) * 2013-05-21 2015-08-26 昆山乙盛机械工业有限公司 Aluminum products height light anodic process
CN106191962A (en) * 2016-08-30 2016-12-07 无锡库帕油品有限公司 A kind of aluminum and Aluminum Alloy Room Temperature environmental protection sealer and preparation method thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3376205A (en) * 1964-07-15 1968-04-02 Samuel L Cohn Method of reviving silicate sealing solutions
FR2163603A1 (en) * 1971-12-17 1973-07-27 Henkel & Cie Gmbh

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4928577A (en) * 1972-07-14 1974-03-14

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3376205A (en) * 1964-07-15 1968-04-02 Samuel L Cohn Method of reviving silicate sealing solutions
FR2163603A1 (en) * 1971-12-17 1973-07-27 Henkel & Cie Gmbh

Also Published As

Publication number Publication date
EP0095581B1 (en) 1988-06-15
EP0095581A2 (en) 1983-12-07
JPS58213894A (en) 1983-12-12
DE3377069D1 (en) 1988-07-21
JPH0365440B2 (en) 1991-10-11
DE3219922A1 (en) 1983-12-01
CA1225613A (en) 1987-08-18

Similar Documents

Publication Publication Date Title
DE3375307D1 (en) Process for the after treatment of aluminium oxide layers with aqueous solutions containing alkali silicate, and its application during the manufacture of supports for offset printing plates
DE3560202D1 (en) Process for a two-step hydrophilizing aftertreatment of aluminium oxide layers with aqueous solutions, and their use in the production of supports for off-set printing plates
DE3278714D1 (en) Process and device for treating solutions containing tritiated water, electrode to be used in this device and its manufacturing process
PT72282A (en) Process for increasing the lithium content in lithium solutions using lithium aluminate composites
DE3376480D1 (en) Absorption process for producing oxygen and nitrogen and solutions therefor
CA1022729A (en) Process for reducing nitric oxide concentration in combustion effluents
DE3466398D1 (en) Aqueous colored polymer, process for preparing same and ink comprising same
DE3267129D1 (en) Transfer printing sheet, process for its manufacture and its use
DK156483A (en) Printing ink containing an aqueous solution of a salt, an acid and an alkaloid, together with its use
DE3062985D1 (en) Beta-hydroxy-butyric acid polyesters, process for their preparation and their use in varnishing material
DE3172025D1 (en) Printing ink and its use in the manufacture of textured, foamed resinous materials
DE3061251D1 (en) Carbonates carrying cyclic carbonate groups, process for their preparation and their use in the extraction of metals starting from aqueous solutions
MY8000127A (en) Improvements in the bayer process for reducing hydrated alumina
GB8621410D0 (en) Handling reels in printing press
DE3369114D1 (en) Hydrous alumina essentially consisting of pseudoboehmite, process for producing it and its use
EP0129015B1 (en) Pyrogenically produced silicon dioxide, process for its preparation and use
IL69179A (en) Process for the preparation of antispasmodic products to be fixed on the skin,in particular against muscular spasms
YU41791B (en) Process for reducing the iron content in row materials comprising iron, silicon and aluminium
DE3377069D1 (en) Process for the post treatment of aluminium oxide layers with aqueous solutions containing alkalisilicate, and its use in the manufacture of offset printing platen supports
DE3664638D1 (en) Esterpolyols, process for their fabrication and their utilisation in the isocyanate-polyaddition process
ZA851217B (en) Process for post-treating aluminum oxide layers with aqueous solutions containing an alkali metal silicate,and use thereof in the manufacture of supports for offset printing plates
DE3560465D1 (en) Process for the aftertreatment of layers from aluminium oxide with aqueous solutions containing phosphoroxo anions, and their use in the production of supports for offset printing plates
DE3068675D1 (en) Cationic adsorbent, process for its preparation and its use in removing anionic substances from aqueous solutions
DE3463047D1 (en) Process and apparatus for concentrating aqueous ethylene oxide solutions
EP0115689A3 (en) Reactionsintered oxide-boride ceramic body and use thereof in electrolytic cell in aluminum production

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Designated state(s): DE FR GB NL

17P Request for examination filed

Effective date: 19841206

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE FR GB NL

RBV Designated contracting states (corrected)

Designated state(s): DE FR GB

17Q First examination report despatched

Effective date: 19871201

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE FR GB

REF Corresponds to:

Ref document number: 3377069

Country of ref document: DE

Date of ref document: 19880721

ET Fr: translation filed
GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed
PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 19920306

Year of fee payment: 10

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 19920312

Year of fee payment: 10

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 19920611

Year of fee payment: 10

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Effective date: 19930428

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 19930428

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Effective date: 19931229

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Effective date: 19940101

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST