Pellikelfolie, pellikelrahmenkörper, pellikel und verfahren zur pellikelherstellung

AT1869016TInactive Publication Date: 2026-01-15MITSUI CHEMICALS INC
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Patent Information

Application Number
AT2017819962T
Authority / Receiving Office
AT · AT
Patent Type
Patents
Current Assignee / Owner
Priority Date
2016-06-28
Filing Date
2017-06-20
Publication Date
2026-01-15
Estimated Expiration
Not applicable · inactive patent
Patent Text Reader

Abstract

Provided is a pellicle film, a pellicle frame and a pellicle for EUV decreased in the amount of dust or the like attached thereto, and a method for producing the same. Provided is a method for producing a pellicle including forming a pellicle film (202) above a substrate (200); forming a metal mask (204) on a surface of the substrate opposite to a surface having the pellicle film formed thereon; removing a part of the substrate from the side of the metal mask; and removing the metal mask. In an embodiment, the present invention provides a pellicle film, a pellicle frame and a pellicle for EUV decreased in the amount of dust or the like attached thereto, and a method for producing the same.
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