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    • 2. 发明授权
    • Positive-working photoresist compositions comprising an alkali-soluble
novolak resin made with four phenolic monomers
    • 包含由四种酚类单体制成的碱溶性酚醛清漆树脂的正性光致抗蚀剂组合物
    • US5674657A
    • 1997-10-07
    • US743592
    • 1996-11-04
    • Shiro TanYasumasa KawabeKenji Honda
    • Shiro TanYasumasa KawabeKenji Honda
    • C08L61/06G03F7/022G03F7/023G03F7/039H01L21/027
    • G03F7/0236G03F7/022
    • The invention is directed to an alkali-soluble novolak binder resin composition made by addition condensation reaction of a phenolic mixture with at least one aldehyde source, the feedstock of said phenolic mixture for the reaction comprising about 33 to about 83 mole percent of meta-cresol; about 1 to about 4 mole percent of para-cresol; about 10 to about 60 mole percent of a phenolic monomer selected from the group consisting of 2,3-xylenol, 3,4-xylenol, 3,5-xylenol and mixtures thereof; and about 5 to about 55 mole percent of a methoxy phenol monomer, the amount of aldehyde source being from about 40 to about 200 percent of the stoichiometric amount needed to react with all of the phenolic moieties in said phenolic mixture, and the alkali-soluble novolak binder resin having a weight average molecular weight (M.sub.w) of about 3,000 to about 20,000 with a molecular weight polydispersity (M.sub.w /M.sub.n) of 1.5-4.0. The invention is also directed to a positive working photoresist made from the composition.
    • 本发明涉及通过酚类混合物与至少一种醛源的加成缩合反应制备的碱溶性酚醛清漆粘合剂树脂组合物,所述用于反应的酚类混合物的原料包含约33-约83摩尔%的间甲酚 ; 约1至约4摩尔%的对 - 甲酚; 约10至约60摩尔%的选自2,3-二甲苯酚,3,4-二甲苯酚,3,5-二甲苯酚及其混合物的酚单体; 和约5至约55摩尔%的甲氧基酚单体,醛源的量为所述酚类混合物中所有酚部分反应所需化学计量的约40至约200%,碱溶性 酚醛清漆粘合剂树脂,重均分子量(Mw)约为3,000至约20,000,分子量多分散性(Mw / Mn)为1.5-4.0。 本发明还涉及由该组合物制成的正性工作光致抗蚀剂。
    • 3. 发明授权
    • Positive working photoresist composition
    • 正工作光致抗蚀剂组成
    • US5948587A
    • 1999-09-07
    • US713997
    • 1996-09-19
    • Yasumasa KawabeShiro Tan
    • Yasumasa KawabeShiro Tan
    • G03F7/023G03F7/039H01L21/027
    • G03F7/0236
    • Provided is a positive working photoresist composition comprising (A) an alkali-soluble novolak resin obtained by condensation reaction of a mixture of phenols, which are constituted of specified proportions of m-cresol and two kinds of specific phenols, with an aldehyde and having a Mw/Mn ratio of from 1.5 to 4.0 (wherein Mw stands for a weight-average molecular weight, and Mn stands for a number-average molecular weight); (B) a 1,2-naphthoquinonediazide-5-(and/or -4-)sulfonic acid ester as a photosensitive material; and (C) a low molecular weight compound having from 12 to 50 carbon atoms per molecule and from 2 to 8 phenolic hydroxy groups per molecule.
    • 提供一种正性光致抗蚀剂组合物,其包含(A)通过由特定比例的间甲酚和两种特定酚构成的酚的混合物与醛缩合反应得到的碱溶性酚醛清漆树脂,并且具有 Mw / Mn比为1.5〜4.0(Mw表示重均分子量,Mn表示数均分子量)。 (B)作为感光材料的1,2-萘醌二叠氮化物-5-(和/或-4-)磺酸酯; 和(C)每分子具有12至50个碳原子且每分子具有2至8个酚羟基的低分子量化合物。
    • 8. 发明授权
    • Positive photoresist composition comprising a novolak resin having a
cycloalkylidene-bisphenol group
    • 正型光致抗蚀剂组合物,其包含具有环亚烷基 - 双酚基团的酚醛清漆树脂
    • US5494773A
    • 1996-02-27
    • US399046
    • 1995-03-06
    • Shiro TanYasumasa KawabeTadayoshi Kokubo
    • Shiro TanYasumasa KawabeTadayoshi Kokubo
    • G03F7/022G03F7/023H01L21/027
    • G03F7/0236
    • A positive photoresist composition comprising an alkali-soluble novolak resin and a 1,2-quinonediazide compound is described, wherein the alkali-soluble novolak resin contains a novolak resin to be obtained by condensing a mixture of (a) at least one phenol represented by the following formula (1) and at least one compound represented by the following formula (2) and (b) at least one aldehyde: ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are the same or different and each represents a hydrogen atom, a hydroxyl group, a halogen atom, an alkyl group, an alkoxy group, an alkenyl group, an aryl group, an aralkyl group, an alkoxycarbonyl group or an arylcarbonyl group; R.sub.4, R.sub.5, R.sub.6 and R.sub.7 are the same or different and each represents a hydrogen atom, a hydroxyl group, a halogen atom, an alkyl group, a cycloalkyl group, an alkoxy group, an alkenyl group, an aryl group or an aralkyl group; and n represents an integer of from 4 to 7.
    • 描述了包含碱溶性酚醛清漆树脂和1,2-醌二叠氮化合物的正型光致抗蚀剂组合物,其中碱溶性酚醛清漆树脂含有酚醛清漆树脂,其通过将(a)至少一种由 (1)和至少一种由下式(2)和(b)表示的化合物至少一种醛:其中R 1,R 2和R 3相同或不同, 各自表示氢原子,羟基,卤素原子,烷基,烷氧基,烯基,芳基,芳烷基,烷氧基羰基或芳基羰基; R4,R5,R6和R7相同或不同,各自表示氢原子,羟基,卤素原子,烷基,环烷基,烷氧基,烯基,芳基或芳烷基 ; n表示4〜7的整数。
    • 9. 发明授权
    • Positive type quinonediazide photoresist composition containing select
tetraphenolic additive
    • 含有选择性四酚类添加剂的正型醌二叠氮化物光致抗蚀剂组合物
    • US5324618A
    • 1994-06-28
    • US985259
    • 1992-12-03
    • Yasumasa KawabeShiro TanTadayoshi Kokubo
    • Yasumasa KawabeShiro TanTadayoshi Kokubo
    • G03F7/022H01L21/027G03F7/023G03C1/61
    • G03F7/0226
    • Disclosed is a positive type photoresist composition comprising an alkali-soluble resin, a quinone diazide compound and a compound represented by the following general formula (I): ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 which may be the same or different and in which four groups for each group may be different from each other at the same time, each represents a hydrogen atom, a hydroxyl group, a halogen atom, an alkyl group, an alkoxy group, a nitro group, an alkenyl group, an aryl group, an aralkyl group, an alkoxycarbonyl group, an arylcarbonyl group, an acyloxy group, an acyl group, an aryloxy group or an aralkoxy group; a, b, d and e each represents 0 or an integer 1 to 3; and c represents 0 or 1, with the proviso that a, b, c, d and e satisfy the relationship (a+b+c+d+e.gtoreq.2), at least one of a and d is 1 or more and at least one of b and e is 1 or more.
    • 公开了一种正型光致抗蚀剂组合物,其包含碱溶性树脂,醌二叠氮化合物和由以下通式(I)表示的化合物:其中R 1,R 2,R 3和R 4可以相同 或者不同,并且每个基团的四个基团可以同时彼此不同,各自表示氢原子,羟基,卤素原子,烷基,烷氧基,硝基,烯基 芳基,芳烷基,烷氧基羰基,芳基羰基,酰氧基,酰基,芳氧基或芳烷氧基; a,b,d和e各自表示0或整数1〜3; 并且c表示0或1,条件是a,b,c,d和e满足关系式(a + b + c + d + e> / = 2),a和d中的至少一个为1或更大 b和e中的至少一个为1以上。
    • 10. 发明授权
    • Positive quinonediazide photoresist composition containing select
hydroxyphenol additive
    • 含有选择性羟基苯酚添加剂的正醌二叠氮化物光致抗蚀剂组合物
    • US5318875A
    • 1994-06-07
    • US15921
    • 1993-02-10
    • Yasumasa KawabeToshiaki AoaiTadayoshi KokuboShiro Tan
    • Yasumasa KawabeToshiaki AoaiTadayoshi KokuboShiro Tan
    • C07C45/46G03F7/022G03F7/023G03C1/61
    • G03F7/0226C07C45/46G03F7/022
    • A positive photoresist composition includes an alkali-soluble resin, a quinonediazide compound and a compound selected from the group consisting of compounds represented by formulae (I), (II) and (III): ##STR1## wherein R.sub.1 to R.sub.27, which may be the same or different, each represents a hydrogen atom, hydroxyl group, halogen atom, alkyl group, alkoxy group, nitro group, alkenyl group, aryl group, aralkyl group, alkoxycarbonyl group, arylcarbonyl group, acyloxy group, acyl group, aryloxy group or aralkoxy group; ##STR2## wherein R.sub.31 represents an organic group, single bond, ##STR3## R.sub.32 represents a hydrogen atom, monovalent organic group or ##STR4## R.sub.33 to R.sub.37, which may be the same or different, and in which not all four groups for each of R.sub.33 to R.sub.37 may be the same at the same time, each represents a hydrogen atom, hydroxyl group, halogen atom, alkyl group, alkoxy group or alkenyl group, with the proviso that at least one of R.sub.33 to R.sub.35 is a hydroxyl group; X represents a divalent organic group; and m represents an integer 0 or 1; ##STR5## wherein R.sub.41 to R.sub.44, which may be the same or different and in which not all four groups for each of R.sub.41 to R.sub.44 may be the same at the same time, each represents a hydrogen atom, hydroxyl group, halogen atom, alkyl group, alkoxy group or alkenyl group; R.sub.45 and R.sub.46 each represents a hydrogen atom, alkyl group or ##STR6## a and c each represents an integer 0 or 1; and b represents an integer from 1 to 4.
    • 正型光致抗蚀剂组合物包括碱溶性树脂,醌二叠氮化合物和选自由式(I),(II)和(III)表示的化合物的化合物:其中R 1至R 27, 可以相同或不同,分别表示氢原子,羟基,卤素原子,烷基,烷氧基,硝基,烯基,芳基,芳烷基,烷氧基羰基,芳基羰基,酰氧基,酰基, 芳氧基或芳烷氧基; (II)其中R31表示有机基团,单键,R32表示氢原子,一价有机基团或R33至R37,其可以相同或不同,并且其中并不全部为四 R 33〜R 37各自可以相同,各自表示氢原子,羟基,卤素原子,烷基,烷氧基或烯基,条件是R 33〜R 35中的至少一个为 羟基; X表示二价有机基团; m表示0或1的整数; (III)其中R41〜R44可以相同或不同,并且其中R41至R44中的每一个不是全部四个基团可以同时相同,各自表示氢原子,羟基,卤素 原子,烷基,烷氧基或烯基; R 45和R 46各自表示氢原子,烷基或者a和c各自表示0或1的整数; b表示1〜4的整数。