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    • 67. 发明授权
    • Barrier coating compositions containing fluorine and methods of forming photoresist patterns using such compositions
    • 包含氟的阻挡涂层组合物和使用这种组合物形成光刻胶图案的方法
    • US07468235B2
    • 2008-12-23
    • US11447907
    • 2006-06-07
    • Mitsuhiro HataSang-Jun ChoiMan-Hyoung Ryoo
    • Mitsuhiro HataSang-Jun ChoiMan-Hyoung Ryoo
    • G03C5/00G03C1/76G03F7/00
    • G03F7/2041G03F7/11Y10S430/115
    • Provided are a barrier coating composition and a method of forming photoresist pattern by an immersion photolithography process using the same. The barrier coating composition includes a polymer corresponding to formula I having a weight average molecular weight (Mw) of 5,000 to 100,000 daltons and an organic solvent, wherein the expressions 1+m+n=1; 0.1≦1/(1+m+n)≦0.7; 0.3≦m/(1+m+n)≦0.9; and 0.0≦n/(1+m+n)≦0.6 are satisfied; Rf is a C1 to C5 fluorine-substituted hydrocarbon group; and Z, if present, includes at least one hydrophilic group. Compositions according to the invention may be used to form barrier layers on photoresist layers to suppress dissolution of photoresist components during immersion photolithography while allowing the barrier layer to be removed by alkaline developing solutions.
    • 提供了一种阻挡涂层组合物和通过使用其的浸没光刻工艺形成光致抗蚀剂图案的方法。 阻挡涂层组合物包括对应于重均分子量(Mw)为5,000至100,000道尔顿的式I的聚合物和有机溶剂,其中表达式1 + m + n = 1; 0.1 <= 1 /(1 + m + n)<= 0.7; 0.3 <= m /(1 + m + n)<= 0.9; 并且满足0.0 <= n /(1 + m + n)<= 0.6; Rf为C1〜C5氟取代烃基; 和Z如果存在,包括至少一个亲水基团。 根据本发明的组合物可用于在光致抗蚀剂层上形成阻挡层,以抑制浸没光刻期间光致抗蚀剂组分的溶解,同时允许通过碱性显影溶液除去阻挡层。
    • 68. 发明授权
    • Barrier coating compositions containing silicon and methods of forming photoresist patterns using the same
    • 包含硅的阻挡涂层组合物和使用其形成光刻胶图案的方法
    • US07361612B2
    • 2008-04-22
    • US11447932
    • 2006-06-07
    • Sang-Jun ChoiMitsuhiro HataHan-Ku Cho
    • Sang-Jun ChoiMitsuhiro HataHan-Ku Cho
    • H01L21/469
    • G03F7/11G03F7/0758G03F7/2041
    • Provided are example embodiments of the invention including a range of polymer structures suitable for incorporation in barrier compositions for use, for example, in immersion photolithography in combination with a suitable solvent or solvent system. These polymers exhibit a weight average molecular weight (Mw) of 5,000 to 200,000 daltons and may be generally represented by formula I: wherein the expressions (1+m+n)=1; 0.1≦(1/(1+m+n))≦0.7; 0.3≦(m/(1+m+n))≦0.9; and 0.0≦(n/(1+m+n))≦0.6 are satisfied; R1, R2 and R3 are C1 to C5 alkyl, C1 to C5 alkoxy and hydroxyl groups; and Z represents an alkene that includes at least one hydrophilic group. Barrier coating compositions will include an organic solvent or solvent system selected from C3 to C10 alcohol-based organic solvents, C4 to C12 alkane-based organic solvents and mixtures thereof.
    • 提供本发明的示例性实施方案,其包括适用于结合到阻挡组合物中的聚合物结构的范围,用于例如浸渍光刻法与合适的溶剂或溶剂体系的组合。 这些聚合物的重均分子量(Mw)为5000〜200,000道尔顿,通常可以由式I表示:式(1 + m + n)= 1; 0.1 <=(1 /(1 + m + n))<= 0.7; 0.3 <=(m /(1 + m + n))<= 0.9; 并且满足0.0 <=(n /(1 + m + n))<= 0.6; R 1,R 2和R 3均为C 1至C 5烷基 C 1 -C 5烷氧基和羟基; Z表示包含至少一个亲水基团的烯烃。 阻挡涂层组合物将包括选自C 3〜C 10醇基有机溶剂,C 4〜C 6烷基的有机溶剂或溶剂体系, 基于烷烃的有机溶剂及其混合物。
    • 69. 发明申请
    • Barrier coating compositions containing fluorine and methods of forming photoresist patterns using such compositions
    • 包含氟的阻挡涂层组合物和使用这种组合物形成光刻胶图案的方法
    • US20070048671A1
    • 2007-03-01
    • US11447907
    • 2006-06-07
    • Mitsuhiro HataSang-Jun ChoiMan-Hyoung Ryoo
    • Mitsuhiro HataSang-Jun ChoiMan-Hyoung Ryoo
    • G03C5/00
    • G03F7/2041G03F7/11Y10S430/115
    • Provided are a barrier coating composition and a method of forming photoresist pattern by an immersion photolithography process using the same. The barrier coating composition includes a polymer corresponding to formula I having a weight average molecular weight (Mw) of 5,000 to 100,000 daltons and an organic solvent, wherein the expressions 1+m+n=1;0.1≦1/(l+m+n)≦0.7; 0.3≦m/(l+m+n)≦0.9; and 0.0≦n/(1+m+n)≦0.6 are satisfied; Rf is a C1 to C5 fluorine-substituted hydrocarbon group; and Z, if present, includes at least one hydrophilic group. Compositions according to the invention may be used to form barrier layers on photoresist layers to suppress dissolution of photoresist components during immersion photolithography while allowing the barrier layer to be removed by alkaline developing solutions.
    • 提供了一种阻挡涂层组合物和通过使用其的浸没光刻工艺形成光致抗蚀剂图案的方法。 阻挡涂层组合物包括对应于重均分子量(Mw)为5,000至100,000道尔顿的式I的聚合物和有机溶剂,其中表达式1 + m + n = 1; 0.1 <= 1 /(1 + m + n)<= 0.7; 0.3 <= m /(1 + m + n)<= 0.9; 并且满足0.0 <= n /(1 + m + n)<= 0.6; Rf是C 5 -C 5氟取代的烃基; 和Z如果存在,包括至少一个亲水基团。 根据本发明的组合物可用于在光致抗蚀剂层上形成阻挡层,以抑制浸没光刻期间光致抗蚀剂组分的溶解,同时允许通过碱性显影溶液除去阻挡层。
    • 70. 发明申请
    • Barrier coating compositions for photoresist and methods of forming photoresist patterns using the same
    • 用于光致抗蚀剂的阻挡涂层组合物和使用其形成光致抗蚀剂图案的方法
    • US20070037068A1
    • 2007-02-15
    • US11447896
    • 2006-06-07
    • Sang-Jun ChoiMitsuhiro Hata
    • Sang-Jun ChoiMitsuhiro Hata
    • G03F1/00
    • G03F7/11G03F7/0752G03F7/2041
    • Provided are barrier polymers, barrier coating compositions incorporating such polymers and methods for utilizing such barrier coating compositions for suppressing dissolution of photoresist components during immersion photolithography. The barrier polymers may be synthesized from one or more monomers including at least one monomer having a tris(trimethylsiloxy)silyl group and will have a weight average molecular weight (Mw) of 5,000 to 200,000 daltons. The barrier polymer(s) may be combined with one or more organic solvents to form a barrier coating composition that can be applied to a photoresist layer to form a barrier coating layer sufficient to suppress dissolution of components such as PAG into an immersion liquid during exposure processing. The tris(trimethylsiloxy)silyl group monomer(s) may be combined with other monomers, particularly monomers including a polar group, for modifying the hydrophobicity and/or solubility of the resulting barrier coating layer in, for example, a developing solution.
    • 提供了阻挡聚合物,并入这种聚合物的阻挡涂层组合物以及利用这种阻挡涂层组合物在浸没光刻期间抑制光致抗蚀剂组分溶解的方法。 阻挡聚合物可以由一种或多种包含至少一种具有三(三甲基甲硅烷氧基)甲硅烷基的单体的单体合成,并且具有5,000至200,000道尔顿的重均分子量(Mw)。 阻隔聚合物可以与一种或多种有机溶剂组合以形成阻隔涂层组合物,其可以施加到光致抗蚀剂层上以形成足以在暴露期间抑制诸如PAG的组分溶解到浸没液体中的溶解的阻隔涂层 处理。 三(三甲基甲硅烷氧基)甲硅烷基单体可以与其它单体,特别是包括极性基团的单体组合,用于改变所形成的阻挡涂层在例如显影溶液中的疏水性和/或溶解性。