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    • 1. 发明授权
    • Organic anti-reflective coating composition and method for forming photoresist patterns using the same
    • 有机抗反射涂料组合物及其形成方法
    • US07175974B2
    • 2007-02-13
    • US11390511
    • 2006-03-27
    • Jae-chang JungKi-soo Shin
    • Jae-chang JungKi-soo Shin
    • G03F7/075G03F7/11G03F7/38
    • C09D183/04G03F7/091Y10S430/106Y10S430/115Y10S430/128Y10T428/24802C08L2666/04
    • The present disclosure relates to an organic anti-reflective coating composition and a method for forming photoresist patterns using the same. The anti-reflective coating compositions are useful for preventing reflection of a lower film layer or a substrate of a photoresist film, reducing standing waves caused by light and variations in the thickness of the photoresist itself, and increasing the uniformity of the photoresist patterns. More particularly, the present invention relates to an organic anti-reflective coating composition comprising particular organo-silicon based polymers and a method for forming photoresist patterns using the same. The organic anti-reflective coating composition can prevent excessive absorbency of an anti-reflective film formed therefrom and, thus, minimize the reflectivity of the film so that it can efficiently remove standing waves and increase the uniformity of the photoresist pattern.
    • 本公开涉及有机抗反射涂料组合物和使用其形成光致抗蚀剂图案的方法。 抗反射涂料组合物可用于防止光致抗蚀剂膜的下膜层或基材的反射,减少由光引起的驻波和光致抗蚀剂本身的厚度的变化,并且增加光致抗蚀剂图案的均匀性。 更具体地说,本发明涉及包含特定的有机硅基聚合物的有机抗反射涂料组合物以及使用其形成光致抗蚀剂图案的方法。 有机抗反射涂层组合物可以防止由其形成的抗反射膜的过度吸收,从而使膜的反射率最小化,使得其可以有效地去除驻波并增加光致抗蚀剂图案的均匀性。
    • 7. 发明授权
    • Method for forming patterns in a semiconductor device
    • 用于在半导体器件中形成图案的方法
    • US07220679B2
    • 2007-05-22
    • US10461107
    • 2003-06-13
    • Sung-koo LeeJae-chang JungYoung-sun HwangCheol-kyu BokKi-soo Shin
    • Sung-koo LeeJae-chang JungYoung-sun HwangCheol-kyu BokKi-soo Shin
    • H01L21/461H01L21/4763
    • G03F7/091G03F7/16H01L21/0276
    • A method for forming a pattern of a semiconductor device is disclosed which can increase the contact area between a photoresist and an anti-reflective film by performing an etching process on the anti-reflective film in a process of forming a photoresist pattern for a semiconductor device so as to form fine irregularities, thereby preventing collapse of a photoresist pattern. The disclosed method includes: (a) forming an organic anti-reflective film by coating an organic anti-reflective coating composition onto an upper portion of a layer to be etched, and performing a baking process thereto; (b) forming fine irregularities on the organic anti-reflective film by performing an etching process on the formed organic anti-reflective film; and (c) forming a photoresist pattern by coating a photoresist on the upper portion of the organic anti-reflective film, exposing the photoresist and then developing the same.
    • 公开了一种用于形成半导体器件的图案的方法,其可以通过在形成用于半导体器件的光致抗蚀剂图案的工艺中对抗反射膜执行蚀刻处理来增加光致抗蚀剂和抗反射膜之间的接触面积 从而形成细微的凹凸,从而防止光致抗蚀剂图案的塌陷。 所公开的方法包括:(a)通过将有机抗反射涂层组合物涂覆在待蚀刻的层的上部上并进行烘烤处理来形成有机抗反射膜; (b)通过对所形成的有机抗反射膜进行蚀刻处理,在有机抗反射膜上形成微小的凹凸; 和(c)通过在有机抗反射膜的上部涂覆光致抗蚀剂形成光致抗蚀剂图案,曝光光致抗蚀剂然后使其显影。