CHROME-FREE METHODS OF ETCHING ORGANIC POLYMERS WITH MIXED ACID SOLUTIONS

Title:

CHROME-FREE METHODS OF ETCHING ORGANIC POLYMERS WITH MIXED ACID SOLUTIONS

Document Type and Number:

Japanese Patent JP2014212319

Kind Code:

A

Abstract:

PROBLEM TO BE SOLVED: To provide chrome-free methods of etching organic polymers with mixed acid solutions.SOLUTION: A chrome-free acidic aqueous solution of sulfuric acid and one or more organic acids and manganese (II) and (III) ions are applied to an organic polymer surface to etch the surface. The etched surface is then plated with metal.

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Inventors:

KATHARINA WEITERSHAUS
WAN ZHANG-BEGLINGER
ANDREAS SCHEYBAL
JONAS GUEBEY

Application Number:

JP2014084408A

Publication Date:

November 13, 2014

Filing Date:

April 16, 2014

Export Citation:

Click for automatic bibliography generation Help

Assignee:

ROHM & HAAS ELECT MAT

International Classes:

H01L21/308; H05K3/00

Domestic Patent References:

JP2015518083A	2015-06-25
JP2016523995A	2016-08-12

Foreign References:

WO2014164272A1	2014-10-09
US8603352B1	2013-12-10

Attorney, Agent or Firm:

Patent business corporation センダ international patent firm

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