Polymers, resist compositions and patterning process
    2.
    发明申请
    Polymers, resist compositions and patterning process 有权
    聚合物,抗蚀剂组合物和图案化工艺

    公开(公告)号:US20070148594A1

    公开(公告)日:2007-06-28

    申请号:US11645751

    申请日:2006-12-27

    IPC分类号: G03C1/00

    摘要: A polymer is provided comprising recurring units having formulas (1), (2), (3), (4), (5), and (6) in amounts of 1-60 mol % (1), 1-60 mol % (2), 1-50 mol % (3), 0-60 mol % (4), 0-30 mol % (5), and 0-30 mol % (6), and having a Mw of 3,000-30,000 and a Mw/Mn of 1.5-2.5. R1, R3, R4, R7, R9, and R11 are H or CH3, Y is methylene or O, R2 is CO2R10 when Y is methylene and R2 is H or CO2R10 when Y is O, R10 is C1-C15 alkyl which may be separated by O, R5 and R6 are H or OH, R8 is a tertiary ester type acid-labile protective group, and R12 is OH-containing fluoroalkyl. A resist composition comprising the polymer has a high resolution and is improved in line edge roughness and I/G bias.

    摘要翻译: 提供的聚合物包含具有式(1),(2),(3),(4),(5)和(6)的重复单元,其含量为1-60mol%(1),1-60mol% (2),1-50mol%(3),0-60mol%(4),0-30mol%(5)和0-30mol%(6),Mw为3,000〜 Mw / Mn为1.5-2.5。 R 1,R 3,R 4,R 7,R 9, 和R 11是H或CH 3,Y是亚甲基或O,R 2是CO 2 R 2, 当Y为O时,当Y为亚甲基且R 2为H或CO 2 R 10时,SUP> 10 > 10是C 1 -C 15烷基,其可以被O,R 5和R 6分开, / SUP>是H或OH,R 8是叔酯型酸不稳定保护基,R 12是含OH的氟代烷基。 包含聚合物的抗蚀剂组合物具有高分辨率并且在线边缘粗糙度和I / G偏压方面得到改善。

    Positive resist composition and patterning process
    3.
    发明授权
    Positive resist composition and patterning process 有权
    正抗蚀剂组成和图案化工艺

    公开(公告)号:US08795942B2

    公开(公告)日:2014-08-05

    申请号:US12000284

    申请日:2007-12-11

    CPC分类号: G03F7/0397 G03F7/0045

    摘要: There is disclosed a resist composition that remarkably improves the resolution of photolithography using a high energy beam such as ArF excimer laser light as a light source, and exhibits excellent resistance to surface roughness and side lobe under use of a halftone phase shift mask; and a patterning process using the resist composition. The positive resist composition at least comprises (A) a resin component comprising a repeating unit represented by the following general formula (1); (B) a photoacid generator generating sulfonic acid represented by the following general formula (2) upon exposure to a high energy beam; and (C) an onium salt where a cation is sulfonium represented by the following general formula (3), or ammonium represented by the following general formula (4); and an anion is represented by any one of the following general formulae (5) to (7).

    摘要翻译: 公开了一种抗蚀剂组合物,其使用诸如ArF准分子激光器的高能束作为光源显着地提高了光刻的分辨率,并且在使用半色调相移掩模的情况下表现出优异的抗表面粗糙度和侧凸的性能; 以及使用抗蚀剂组合物的图案化工艺。 正型抗蚀剂组合物至少包含(A)包含由以下通式(1)表示的重复单元的树脂组分; (B)在暴露于高能量束时产生由以下通式(2)表示的磺酸的光酸产生剂; 和(C)鎓盐,其中阳离子是由以下通式(3)表示的锍或由以下通式(4)表示的铵; 并且阴离子由以下通式(5)至(7)中的任一个表示。

    Resist composition and patterning process using the same
    5.
    发明授权
    Resist composition and patterning process using the same 有权
    抗蚀剂组成和图案化工艺使用相同

    公开(公告)号:US08748076B2

    公开(公告)日:2014-06-10

    申请号:US13345355

    申请日:2012-01-06

    摘要: There is disclosed a resist composition comprising at least: (A) a polymer containing one or more repeating units having a structure shown by the following general formula (1) and/or (2), an alkaline-solubility of the polymer being increased by an acid, (B) a photo acid generator generating, with responding to a high energy beam, a sulfonic acid shown by the following general formula (3), and (C) an onium sulfonate shown by the following general formula (4). There can be a resist composition showing not only excellent LWR and pattern profile but also extremely good performance in pattern-fall resistance, and to provide a patterning process using the same.

    摘要翻译: 公开了一种抗蚀剂组合物,其至少包含:(A)含有一个或多个具有下列通式(1)和/或(2)所示结构的重复单元的聚合物,该聚合物的碱溶性通过 一种酸,(B)一种光酸反应器,其响应于高能束,产生由以下通式(3)表示的磺酸,和(C)由以下通式(4)表示的磺酸盐。 可以存在不仅具有优异的LWR和图案轮廓的抗蚀剂组合物,而且还具有极好的抗倒伏性能,并且提供使用其的图案化工艺。

    Polymers, resist compositions and patterning process
    6.
    发明授权
    Polymers, resist compositions and patterning process 有权
    聚合物,抗蚀剂组合物和图案化工艺

    公开(公告)号:US07718342B2

    公开(公告)日:2010-05-18

    申请号:US11645751

    申请日:2006-12-27

    摘要: A polymer is provided comprising recurring units having formulas (1), (2), (3), (4), (5), and (6) in amounts of 1-60 mol % (1), 1-60 mol % (2), 1-50 mol % (3), 0-60 mol % (4), 0-30 mol % (5), and 0-30 mol % (6), and having a Mw of 3,000-30,000 and a Mw/Mn of 1.5-2.5. R1, R3, R4, R7, R9, and R11 are H or CH3, Y is methylene or O, R2 is CO2R10 when Y is methylene and R2 is H or CO2R10 when Y is O, R10 is C1-C15 alkyl which may be separated by O, R5 and R6 are H or OH, R8 is a tertiary ester type acid-labile protective group, and R12 is OH-containing fluoroalkyl. A resist composition comprising the polymer has a high resolution and is improved in line edge roughness and I/G bias.

    摘要翻译: 提供的聚合物包含具有式(1),(2),(3),(4),(5)和(6)的重复单元,其含量为1-60mol%(1),1-60mol% (2),1-50mol%(3),0-60mol%(4),0-30mol%(5)和0-30mol%(6),Mw为3,000〜 Mw / Mn为1.5-2.5。 R 1,R 3,R 4,R 7,R 9和R 11为H或CH 3,Y为亚甲基或O,当Y为亚甲基时,R 2为CO 2 R 10,当Y为O时,R 2为H或CO 2 R 10,R 10为C 1 -C 15烷基 由O分隔,R 5和R 6是H或OH,R 8是叔酯型酸不稳定保护基,R 12是含OH的氟代烷基。 包含聚合物的抗蚀剂组合物具有高分辨率并且在线边缘粗糙度和I / G偏压方面得到改善。

    Positive resist compositions and patterning process
    10.
    发明授权
    Positive resist compositions and patterning process 有权
    正极抗蚀剂组成和图案化工艺

    公开(公告)号:US07727704B2

    公开(公告)日:2010-06-01

    申请号:US11773706

    申请日:2007-07-05

    摘要: In a positive resist composition comprising (A) a resin component which becomes soluble in an alkaline developer under the action of an acid and (B) a photoacid generator, component (A) is a polymer of formula (1) wherein R1 is H, methyl or trifluoromethyl, R2 and R3 are alkyl, R4 is a monovalent hydrocarbon group, X1 is O, S or CH2CH2, X2 is O, S, CH2 or CH2CH2, n is 1 or 2, a1, a2, c, d1 and d2 each are from 0 to less than 1, b is from 0.01 to less than 1, and a1+a2+b+c+d1+d2=1. The resist composition forms a pattern with high rectangularity at an enhanced resolution when processed by ArF lithography.

    摘要翻译: 在包含(A)在酸的作用下变得可溶于碱性显影剂的树脂组分和(B)光酸产生剂的正型抗蚀剂组合物中,组分(A)是式(1)的聚合物,其中R 1是H, 甲基或三氟甲基,R2和R3是烷基,R4是一价烃基,X1是O,S或CH2CH2,X2是O,S,CH2或CH2CH2,n是1或2,a1,a2,c,d1和d2 各自为0至小于1,b为0.01至小于1,a1 + a2 + b + c + d1 + d2 = 1。 当通过ArF光刻处理时,抗蚀剂组合物以增强的分辨率形成具有高矩形性的图案。