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    • 3. 发明授权
    • Anti-reflection coating forming composition
    • 防反射涂层成型组合物
    • US06852791B2
    • 2005-02-08
    • US09987367
    • 2001-11-14
    • Kazuo KawaguchiMasato TanakaTsutomu Shimokawa
    • Kazuo KawaguchiMasato TanakaTsutomu Shimokawa
    • G03F7/004G03F7/09C08K3/00
    • G03F7/091
    • An anti-reflection coating-forming composition is provided. This composition includes a polymer and a solvent. The polymer has a structural unit represented by the formula (1): wherein R1 is a monovalent atom other than a hydrogen atom or a monovalent group, and n is an integer of 0-4, provided that when n is an integer of 2-4, a plural number of R1's are the same or different; R2 and R3 are each a monovalent atom or group; and X is a bivalent group. The anti-reflection coating formed from this composition has a high antireflective effect, does not generate intermixing with a resist film, and enables a good resist pattern profile excellent in resolution and precision in cooperation with a positive or negative resist.
    • 提供了防反射涂层组合物。 该组合物包括聚合物和溶剂。 聚合物具有由式(1)表示的结构单元:其中R1是除氢原子或一价基团以外的一价原子,n为0-4的整数,条件是当n为2- 如图4所示,多个R1相同或不同; R2和R3各自为一价原子或基团; X为二价基团。 由该组合物形成的抗反射涂层具有高的抗反射效果,不会产生与抗蚀剂膜的混合,并且能够与正或负的抗蚀剂配合,分辨率和精度优异的抗蚀剂图案轮廓良好。