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    • 4. 发明申请
    • PHOTORESIST COMPOSITION
    • 光电组合物
    • US20130137038A1
    • 2013-05-30
    • US13482595
    • 2012-05-29
    • Mingqi LiAmad AqadCong LiuChing-Lung ChenShintaro YamadaCheng-bai XuJoseph Mattia
    • Mingqi LiAmad AqadCong LiuChing-Lung ChenShintaro YamadaCheng-bai XuJoseph Mattia
    • G03F7/004
    • G03F7/004G03F7/0045G03F7/0397
    • A photoresist composition comprises an acid-sensitive polymer, and a cyclic sulfonium compound having the formula: (Ra)1—(Ar)—S+(—CH2—)m·−O3S—(CRb2)n-(L)p-X wherein each Ra is independently a substituted or unsubstituted C1-30 alkyl group, C6-30 aryl group, C7-30 aralkyl group, or combination comprising at least one of the foregoing, Ar is a monocyclic, polycyclic, or fused polycyclic C6-30 aryl group, each Rb is independently H, F, a linear or branched C1-10 fluoroalkyl or a linear or branched heteroatom-containing C1-10 fluoroalkyl, L is a C1-30 linking group optionally comprising a heteroatom comprising O, S, N, F, or a combination comprising at least one of the foregoing heteroatoms, X is a substituted or unsubstituted, C5 or greater monocyclic, polycyclic or fused polycyclic cycloaliphatic group, optionally comprising a heteroatom comprising O, S, N, F, or a combination comprising at least one of the foregoing, and 1 is an integer of 0 to 4, m is an integer of 3 to 20, n is an integer of 0 to 4, and p is an integer of 0 to 2.
    • 光致抗蚀剂组合物包含酸敏感性聚合物和具有下式的环状锍化合物:(Ra)1-(Ar)-S +( - CH2-)m·-O3S-(CRb2)n-(L) R a独立地是取代或未取代的C 1-30烷基,C 6-30芳基,C 3-30芳烷基或包含至少一个前述的组合,Ar是单环,多环或稠合多环C 6-30芳基 ,每个R b独立地是H,F,直链或支链C 1-10氟代烷基或含有直链或支链含杂原子的C 1-10氟代烷基,L是任选地包含O,S,N,F 或包含至少一个前述杂原子的组合,X是取代或未取代的C5或更大单环,多环或稠合的多环脂环族基团,任选地包含包含O,S,N,F的杂原子,或包含在 上述中的至少一个,1为0〜4的整数,m为3〜20的整数,n为In 0〜4的整数,p为0〜2的整数。