Method for producing metal mask and metal mask

Details Method for producing metal mask and metal mask Method for producing metal mask and metal mask

2006-04-11

2006-04-11

Wong, Edna (Department: 1753)

Electrolysis: processes, compositions used therein, and methods

Electroforming or composition therefor

Mold, mask, or masterform

C205S067000, C205S075000, C205S076000, C205S078000, C205S079000

Reexamination Certificate

active

07025865

ABSTRACT:
A method for manufacturing a metal mask that facilitates easy dimensional control in the manufacturing process and can manufacture multiple metal masks having high and consistent precision. A Cr film2having a mask pattern2ais formed on the surface of a glass plate1,a dry film4is formed on the Cr film2,the dry film4is exposed from the glass plate1side with the Cr film2as a mask, a mask pattern4ahaving the same shape as that of the mask pattern2ais formed on the dry film4,and a metal plating layer6is formed on the Cr film2.The metal plating layer6is separated to form a metal mask7.

REFERENCES:
patent: 3900359 (1975-08-01), Bakewell
patent: 4306925 (1981-12-01), Lebow et al.
patent: 5560837 (1996-10-01), Trueba
patent: 5686207 (1997-11-01), Suda et al.
patent: 6179978 (2001-01-01), Hirsh et al.
patent: 60141887 (1985-07-01), None
patent: 11138827 (1999-05-01), None

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