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    • 73. 发明授权
    • Photoresist monomers, polymers thereof and photoresist compositions containing the same
    • 光致抗蚀剂单体,其聚合物和含有它们的光致抗蚀剂组合物
    • US06849375B2
    • 2005-02-01
    • US10080319
    • 2002-02-21
    • Geun Su LeeJae Chang JungKi Soo Shin
    • Geun Su LeeJae Chang JungKi Soo Shin
    • G03F7/004G03F7/039
    • G03F7/0395G03F7/0046G03F7/0392G03F7/0397Y10S430/114
    • Photoresist monomers of following Formula 1, photoresist polymers thereof, and photoresist compositions containing the same. The photoresist polymers include a repeating unit comprising the photoresist monomer of Formula 1 as a comonomer and the photoresist compositions containing the same have excellent etching resistance, heat resistance and adhesiveness to a wafer, and are developable in aqueous tetramethylammonium hydroxide (TMAH) solutions. In addition, the photoresist compositions have a low light absorbance at 157 nm wavelength, and thus are suitable for a photolithography process using ultraviolet light sources such as VUV (157 nm) in fabricating a minute circuit for a high integration semiconductor device. wherein Y1, Y2, Y3, Y4, Y5, Y6, Z1, Z2 and m are defined in the specification.
    • 下列通式1的光致抗蚀剂单体,其光致抗蚀剂聚合物和含有它们的光致抗蚀剂组合物。 光致抗蚀剂聚合物包括包含作为共聚单体的式1的光致抗蚀剂单体的重复单元,并且含有该光致抗蚀剂组合物的光致抗蚀剂组合物具有优异的耐蚀刻性,耐热性和与晶片的粘合性,并且可在四甲基氢氧化铵(TMAH)水溶液中显影。 此外,光致抗蚀剂组合物在157nm波长处具有低吸光度,因此适用于在制造用于高集成度半导体器件的微小电路中使用诸如VUV(157nm)的紫外光源的光刻工艺。在Y1, Y2,Y3,Y4,Y5,Y6,Z1,Z2和m在本说明书中定义。
    • 76. 发明授权
    • Photoresist polymers and photoresist compositions containing the same
    • 光致抗蚀剂聚合物和含有它们的光致抗蚀剂组合物
    • US06368771B1
    • 2002-04-09
    • US09627627
    • 2000-07-28
    • Cha Won KohGeun Su LeeJae Chang JungMyoung Soo Kim
    • Cha Won KohGeun Su LeeJae Chang JungMyoung Soo Kim
    • G03F7004
    • G03F7/0758G03F7/0395
    • The present invention discloses photoresist polymers and photoresist compositions containing the same. The photoresist polymer comprises repeating units derived from (a) a compound of Chemical Formula 1; (b) a compound of Chemical Formula 2; (c) a compound of Chemical Formula 3; and optionally (d) maleic anhydride. Photoresist compositions containing the polymers of the present invention have superior etching resistance, heat resistance and adhesiveness, are easily developed in the 2.38% aqueous TMAH solution, and are therefore suitable for lithography processes using ultraviolet light sources when fabricating a minute circuit of a high integration semiconductor device: wherein R, R*, R3, R4, R′, R″, R′″, X, Y, V, W, i and j are as described herein.
    • 本发明公开了含有它的光致抗蚀剂聚合物和光致抗蚀剂组合物。 光致抗蚀剂聚合物包含衍生自(a)化学式1化合物的重复单元; (b)化学式2的化合物; (c)化学式3的化合物; 和任选地(d)马来酸酐。 含有本发明聚合物的光致抗蚀剂组合物具有优异的耐蚀刻性,耐热性和粘合性,容易在2.38%TMAH水溶液中显影,因此适用于在制造高集成度的微电路时使用紫外光源的光刻工艺 半导体器件:其中R,R *,R 3,R 4,R',R“,R”',X,Y,V,W,i和j如本文所述。