Iron-nickel alloy material for shadow mask with excellent...

Details Iron-nickel alloy material for shadow mask with excellent... Iron-nickel alloy material for shadow mask with excellent...

2006-03-21

2006-03-21

Yee, Deborah (Department: 1742)

Metal treatment

Stock

Ferrous

C420S094000

Reexamination Certificate

active

07014721

ABSTRACT:
The invention is a Fe—Ni alloy material comprising Ni: 26–37 wt %, Si: 0.001–0.2 wt %, Mn: 0.01–0.6 wt %, Al: 0.0001–0.003 wt %, Mg: not more than 0.001 wt %, Ca: not more than 0.001 wt % and the reminder being Fe and inevitable impurities, and containing not more than 0.02 wt % of one or more MnO—SiO2—Al2O3inclusion, SiO2inclusion and MgO—Al2O3inclusion insoluble in an aqueous solution of ferric chloride, and is to provide electronic materials for shadow mask and the like having a good hole shape in an etching treatment and a high quality.

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English Language Abstract of JP 62-161936.
English Language Abstract of JP 10-259454.
English Language Abstract of FR 2 733 767.
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English Language Abstract of JP 2001-303201.
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