Aqueous indium or indium alloy plating bath and process for deposition of indium or an indium alloy
An aqueous indium or indium alloy plating bath comprising - a source of indium ions, - an acid, - a source of halide ions, - a surfactant according to formula (I) wherein A is selected from branched or unbranched C 10 -C 15 -alkyl; B is selected from the group consisting of hydrogen and alkyl; m is...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | An aqueous indium or indium alloy plating bath comprising
- a source of indium ions,
- an acid,
- a source of halide ions,
- a surfactant according to formula (I)
wherein A is selected from branched or unbranched C 10 -C 15 -alkyl;
B is selected from the group consisting of hydrogen and alkyl;
m is an integer ranging from 5 to 25;
each R is independently from each other selected from hydrogen and methyl; and
- a dihydroxybenzene derivative of formula (II)
wherein each X is independently selected from fluorine, chlorine, bromine, iodine, alkoxy, and nitro;
n is an integer ranging from 1 to 4,
and a process for deposition of indium or an indium alloy wherein said bath is used. |
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