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    • 3. 发明授权
    • Radiation-sensitive positive resist composition
    • 辐射敏感正光刻胶组合物
    • US5456996A
    • 1995-10-10
    • US224563
    • 1994-04-07
    • Haruyoshi OzakiFumio OiYasunori UetaniMakoto HanabataTakeshi Hioki
    • Haruyoshi OzakiFumio OiYasunori UetaniMakoto HanabataTakeshi Hioki
    • G03F7/022G03F7/023
    • G03F7/0236G03F7/0226
    • A positive resist composition which comprises, in admixture, a photosensitive 1,2-quinone diazide compound, an alkali-soluble resin to bind ingredients and polyphenol compound to control a dissolution rate in a developer having a molecular weight of not more than 550 and represented by the general formula: ##STR1## wherein a, b, c, d, e, and f are the same or different and a number of 0-3, provided that d+f is not less than 1, and provided that if b, d and f are 1, then at least one of a, c, and e is not 0; R.sub.1, R.sub.2 and R.sub.3 are the same or different and a C.sub.1 -C.sub.18 alkyl group, a C.sub.1 -C.sub.18 alkoxy group, a carboxyl group or a halogen atom; R.sub.4 is a hydrogen atom, a C.sub.1 -C.sub.18 alkyl group or aryl group, wherein an amount of said 1,2-quinone diazide compound is from 5 to 100% by weight and an amount of said polyphenol compound is from 4 to 40% by weight based on the total weight of said alkali-soluble resin, wherein the resist composition is sensitive to radiation and has good balance of sensitivity, resolving power and heat resistance.
    • 一种正性抗蚀剂组合物,其包含光敏1,2-醌二叠氮化合物,碱溶性树脂以结合成分和多酚化合物以控制分子量不大于550的显影剂中的溶解速率,并表示为 其通式如下:其中a,b,c,d,e和f相同或不同,数为0-3,条件是d + f不小于1,条件是如果b ,d和f为1,则a,c和e中的至少一个不为0; R1,R2和R3相同或不同,C1-C18烷基,C1-C18烷氧基,羧基或卤原子; R4是氢原子,C1-C18烷基或芳基,其中所述1,2-醌二叠氮化合物的量为5〜100重量%,所述多酚化合物的量为4〜40体积% 基于所述碱溶性树脂的总重量,其中抗蚀剂组合物对辐射敏感,并且具有良好的灵敏度平衡,分辨能力和耐热性。
    • 5. 发明授权
    • Radiation-sensitive positive resist composition
    • 辐射敏感正光刻胶组合物
    • US5792585A
    • 1998-08-11
    • US217892
    • 1994-03-25
    • Ayako IdaHaruyoshi OsakiTakeshi HiokiYasunori DoiYasunori UetaniRyotaro Hanawa
    • Ayako IdaHaruyoshi OsakiTakeshi HiokiYasunori DoiYasunori UetaniRyotaro Hanawa
    • C07C39/15G03F7/004G03F7/022G03F7/023H01L21/027H01L21/30
    • G03F7/022C07C39/15G03F7/0226G03F7/0236
    • A positive resist composition comprising 1,2-quinonediazide compound and, as an alkali-soluble resin, an alkali-soluble resin (A) which comprises a resin (I) obtainable through a condensation reaction of a mixture of m-cresol, 2,3,5-trimethylphenol and optionally p-cresol with an aldehyde and a low molecular weight novolak (II) having a weight average molecular weight of 200 to 2000 as converted to polystyrene, an alkali-soluble resin (B) which comprises a resin (I) and a compound of the general formula (III): ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 are respectively a C.sub.1 -C.sub.5 alkyl group or a C.sub.1 -C.sub.5 alkoxy group, 1, m and n are respectively a number of 0 to 3, R' is a hydrogen atom or a C.sub.1 -C.sub.3 alkyl group, or an alkali-soluble resin (C) which comprises a resin (IV) obtainable through a condensation reaction of a mixture of m-methoxyphenol and 2,3,5-trimethylphenol in a molar ratio of 80:20 to 30:70 with an aldehyde, which has good sensitivity, improved resolution and heat resistance.
    • 包含1,2-醌二叠氮化合物的正性抗蚀剂组合物和作为碱溶性树脂的碱溶性树脂(A),其包含可通过间甲酚,2,5-二氯苯的混合物的缩合反应获得的树脂(I) 3,5-二甲基苯酚和任选的具有醛和低分子量酚醛清漆(II)的对甲酚,其重均分子量为200至2000,转化为聚苯乙烯,碱溶性树脂(B)包含树脂( I)和通式(III)的化合物:其中R 1,R 2和R 3分别是C 1 -C 5烷基或C 1 -C 5烷氧基,m和n分别为0〜 3,R'是氢原子或C1-C3烷基,或碱溶性树脂(C),其包含可通过间 - 甲氧基苯酚和2,3,5-三羟基苯酚的混合物的缩合反应获得的树脂(IV) - 三甲基苯酚与摩尔比为80:20至30:70的醛,其具有良好的灵敏度,改进的分辨率和耐热性。