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    • 5. 发明申请
    • Apparatus for reducing pellicle darkening
    • 减少皮肤变暗的装置
    • US20040119965A1
    • 2004-06-24
    • US10327251
    • 2002-12-20
    • James M. Powers
    • G03B027/62
    • G03F1/64G03F1/62G03F7/70933G03F7/70983
    • Pellicles separated by a distance sufficient to allow a purge gas help repair damage to at least one of the pellicles caused by exposure to an incident radiation and allowing at least a minimum amount of radiation to reach a semiconductor wafer sufficient to perform a desired photolythography process. Moreover, the two pellicles separated by a sufficient distance such that a dispersed purge gas dispersed between the pellicles will not absorb more than an amount of energy from the incident radiation so as to prevent a desired amount of the radiation to reach a semiconductor wafer located a certain distance away from the pellicles.
    • 分离足以允许吹扫气体的距离的隔膜有助于修复由暴露于入射辐射引起的至少一个防护薄膜的损伤,并允许至少最少量的辐射到达足以执行所需光刻图工艺的半导体晶片。 此外,两个薄膜分离足够的距离,使得分散在薄膜之间的分散的净化气体将不会吸收大于来自入射辐射的能量的量,以便防止所需量的辐射到达位于 距离防护薄膜一定距离。
    • 6. 发明申请
    • Membrane and reticle-pellicle apparatus with purged pellicle-to-reticle gap using same
    • 膜和掩模版防护薄膜组件,其使用相同的带有防护薄膜 - 标线间隙
    • US20040109153A1
    • 2004-06-10
    • US10677706
    • 2003-10-02
    • Christopher J. VromanNathan Abbott
    • G03B027/62
    • G03F1/64G03F7/70933G03F7/70983
    • The present invention provides a gas porous media, the bulk matrix of which comprises a material having a low coefficient of thermal expansion that is also capable of retaining 99.99% or more of particles of a size of about 0.003 microns and larger at 0.2 slpm/cm2 while demonstrating a permeability of 3.5null10null12 m2 and a porosity of around 62%. The porous media, preferably a membrane, is also fabricated into in such a way that the resultant assembly, in this case a frame, is capable of retaining 99.9999999% of particles greater than 0.003 um in diameter at 8.3 sccm/cm2 with a permeability of 3.0null10null13 m2 and a porosity of around 53%. Both porous medias can be tailored by changing the raw materials and process to yield a range of porosities and exhibit permeability between 1.0Enull13 and 1.0Enull11 m2. The present invention further provides the application of this porous media in frames for supporting a pellicle and a reticle, such frames positioned in parallel relationship to each other. The frames may comprise porous media in its entirety or porous media fabricated and sealed into a solid support frame. It is possible to fabricate membrane in a variety of different porosities and desired properties.
    • 本发明提供了一种气体多孔介质,其主体基体包括具有低热膨胀系数的材料,该材料也能够以0.2slpm / cm的量保持99.99%或更大的尺寸为约0.003微米和更大的颗粒 <2>,同时表现出3.5×10 12 m 2的渗透率和约62%的孔隙率。 多孔介质,优选膜也被制造成使得所得到的组件(在这种情况下为框架)能够以8.3sccm / cm 2将99.9999999%的直径大于0.003μm的颗粒保持在8.3sccm / cm 2, 渗透率为3.0×10-13 m 2,孔隙率为53%左右。 两种多孔介质可以通过改变原材料和工艺来定制,以产生一定范围的孔隙率,并且在1.0E≤-13>和1.0E-11m 2之间显示渗透性。 本发明还提供了这种多孔介质在框架中的应用,用于支撑防护薄膜组件和掩模版,这些框架彼此平行地定位。 框架可以包括其整体的多孔介质或制造并密封成固体支撑框架的多孔介质。 可以制造各种不同孔隙度和所需性质的膜。