CA894491A - Fabricating circuit patterns - Google Patents

Fabricating circuit patterns

Info

Publication number
CA894491A
CA894491A CA894491A CA894491DA CA894491A CA 894491 A CA894491 A CA 894491A CA 894491 A CA894491 A CA 894491A CA 894491D A CA894491D A CA 894491DA CA 894491 A CA894491 A CA 894491A
Authority
CA
Canada
Prior art keywords
circuit patterns
fabricating circuit
fabricating
patterns
circuit
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
CA894491A
Inventor
E. Crosby Gerald
J. Shanefield Daniel
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA894491A publication Critical patent/CA894491A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
    • C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
    • C23C18/18—Pretreatment of the material to be coated
    • C23C18/1851—Pretreatment of the material to be coated of surfaces of non-metallic or semiconducting in organic material
    • C23C18/1872—Pretreatment of the material to be coated of surfaces of non-metallic or semiconducting in organic material by chemical pretreatment
    • C23C18/1886—Multistep pretreatment
    • C23C18/1889—Multistep pretreatment with use of metal first
CA894491A Fabricating circuit patterns Expired CA894491A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA894491T

Publications (1)

Publication Number Publication Date
CA894491A true CA894491A (en) 1972-02-29

Family

ID=36400507

Family Applications (1)

Application Number Title Priority Date Filing Date
CA894491A Expired CA894491A (en) Fabricating circuit patterns

Country Status (1)

Country Link
CA (1) CA894491A (en)

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