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    • 5. 发明公开
    • 연마용 조성물
    • 抛光组合物
    • KR1020050031992A
    • 2005-04-06
    • KR1020040077822
    • 2004-09-30
    • 가부시키가이샤 후지미 인코포레이티드
    • 마츠다츠요시히라노다츠히코오준휘가와무라아츠노리사카이겐지
    • C09K3/14
    • H01L21/7684C09G1/02C09K3/1463C23F3/04H01L21/3212
    • A polishing composition is provided to prevent the occurrence of dishing upon polishing for forming an interconnection of a semiconductor device. The polishing composition comprises a surfactant, a silicon oxide, at least one selected from carboxylic acid and alpha-amino acid, an anti-corrosive agent, an oxidant and water, the surfactant contains at least one selected from a compound represented by any of the formula (1) to (7) and a salt thereof, wherein each of R1 and R4 is a C8-C16 alkyl group, R2 is a hydrogen atom, a methyl group or an ethyl group, R3 is a C1-C8 alkylene group, -(CH2CH2O)l-, -(CH2CH(CH3)O)m or a combination thereof, each of R5 and R6 is a hydrogen atom, a hydroxy group or a C8-C16 alkyl group, each of Y1-Y3 is -(CH2CH2O)n-, -(CH2CH(CH3)O)p or a combination thereof, X1 is a carboxy group or a sulfone group, X2 is a phosphoric acid group or a sulfone group and Z is a phenyl or phenol functional group.
    • 提供抛光组合物以防止在抛光时产生凹陷,以形成半导体器件的互连。 抛光组合物包含表面活性剂,氧化硅,选自羧酸和α-氨基酸中的至少一种,抗腐蚀剂,氧化剂和水,所述表面活性剂含有选自由 式(1)〜(7)表示的化合物及其盐,其中R1和R4各自为C8-C16烷基,R2为氢原子,甲基或乙基,R3为C1-C8亚烷基, - (CH 2 CH 2 O)1 - , - (CH 2 CH(CH 3)O)m或其组合,R 5和R 6各自为氢原子,羟基或C 8 -C 16烷基,Y 1 -Y 3为 - CH2CH2O)n - , - (CH2CH(CH3)O)p或它们的组合,X1是羧基或砜基,X2是磷酸基或砜基,Z是苯基或酚官能团。
    • 8. 发明公开
    • 연마용 조성물 및 연마방법, 그리고 그 제조방법
    • 在半导体器件生产中的最终抛光工艺中使用的具有减少的腐蚀的抛光组合物
    • KR1020040032052A
    • 2004-04-14
    • KR1020030067779
    • 2003-09-30
    • 가부시키가이샤 후지미 인코포레이티드
    • 오노고지호리카와지요사카이겐지이나가츠요시
    • C09K3/14
    • C09K3/1463C09G1/02H01L21/31053H01L21/3212
    • PURPOSE: Provided is polishing composition having reduced corrosion and pH of 1.8 to 4.0 and used in final polishing process to form wires of semiconductor device. CONSTITUTION: The polishing composition comprises colloidal silica in amount of larger than 50g/l to less than 160g/l; per-iodic acid compound; ammonia; ammonium nitrate; and water, and has pH 1.8 to 4.0. The polishing composition is used in the final polishing process in production of semiconductor device comprising an insulating layer(11) having concaved parts(12) and conductive layer(13) formed on the insulating layer(11). The polishing process comprises a first polishing step to obtain the conductive layer(13) having thickness less than 200nm; and exposing surface of the insulating layer(11) using the polishing composition.
    • 目的:提供具有降低的腐蚀和pH值为1.8至4.0的抛光组合物,并用于最终抛光工艺以形成半导体器件的导线。 构成:抛光组合物含有大于50g / l至小于160g / l的胶体二氧化硅; 碘酸化合物; 氨; 硝酸铵; 和水,pH值为1.8〜4.0。 抛光组合物用于制造半导体器件的最终抛光工艺中,所述半导体器件包括具有形成在绝缘层(11)上的凹部(12)和导电层(13)的绝缘层(11)。 抛光工艺包括获得厚度小于200nm的导电层(13)的第一抛光步骤; 以及使用所述抛光组合物暴露所述绝缘层(11)的表面。