发明名称 Photomask and photomask/pellicle assembly
摘要 <p>A photomask is provided that includes a transparent substrate having a pattern region and a pellicle frame-mounting region formed thereon, wherein the pellicle frame-mounting region is formed outside the outer periphery of the pattern region, and at least the pellicle frame-mounting region is covered with a light shielding film. Specifically, there is provided a pellicle-equipped photomask comprising a photomask comprising a pellicle frame-mounting region covered with a light shielding film formed outside the outer periphery of the pattern region on a transparent substrate; and a pellicle comprising at least a pellicle film and a pellicle frame, the pellicle frame being mounted on the pellicle frame-mounting region.</p>
申请公布号 EP2246738(A1) 申请公布日期 2010.11.03
申请号 EP20100161473 申请日期 2010.04.29
申请人 SHIN-ETSU CHEMICAL CO., LTD. 发明人 SHIRASAKI, TORU
分类号 G03F1/62;G03F1/70;H01L21/027 主分类号 G03F1/62
代理机构 代理人
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