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    • 31. 发明公开
    • CMP 슬러리 조성물 및 이를 이용한 연마 방법
    • CMP浆料组合物和使用其的抛光方法
    • KR1020130077699A
    • 2013-07-09
    • KR1020110146562
    • 2011-12-29
    • 제일모직주식회사
    • 노현수김용국정영철강동헌김동진김태영홍창기
    • C09K3/14H01L21/304
    • C09K3/1409C09G1/02H01L21/31053
    • PURPOSE: A CMP slurry composition is provided to be able to minimize the dishing on the oxide film over a trench layer while maintaining the polishing speed ratio of the oxide film on the trench layer to the nitride film layer over 10. CONSTITUTION: A CMP slurry composition comprises metal oxide particles having a positive Zeta electric potential, zwitterionic compound, cationic surfactant, and ultra-pure water. The metal oxide particles are manufactured by calcination, flame oxidation or hydrothermal synthesis. The metal oxide particles having a positive Zeta electric potential have 70-150 nm of an average particle diameter and 10-50 m^2/g of a specific surface area. The metal oxide particles having a positive Zeta electric potential are ceria particles. A polishing method comprises a step of polishing a semiconductor wafer by using the CMP slurry composition. [Reference numerals] (AA) First grinding; (BB) Convex part; (CC) Concave part; (DD) Second grinding; (EE) Third grinding
    • 目的:提供CMP浆料组合物,以便能够最小化在沟槽层上的氧化膜上的凹陷,同时保持沟槽层上的氧化物膜与超过10°的氮化物膜层的抛光速度比。构成:CMP浆料 组合物包含具有正ζ电位的金属氧化物颗粒,两性离子化合物,阳离子表面活性剂和超纯水。 金属氧化物颗粒通过煅烧,火焰氧化或水热合成来制造。 具有正ζ电位的金属氧化物颗粒具有70-150nm的平均粒径和10-50m 2 / g的比表面积。 具有正Zeta电位的金属氧化物颗粒是二氧化铈颗粒。 抛光方法包括通过使用CMP浆料组合物来研磨半导体晶片的步骤。 (附图标记)(AA)第一次研磨; (BB)凸部; (CC)凹面; (DD)二次研磨; (EE)三次研磨
    • 34. 发明授权
    • 금속배선 연마용 슬러리 조성물
    • 금속배선연마용슬러리조성물
    • KR100460312B1
    • 2004-12-04
    • KR1020010077859
    • 2001-12-10
    • 제일모직주식회사
    • 이재석김원래도원중노현수이길성
    • C09K3/14
    • PURPOSE: A slurry composition for polishing the metal wire is provided, which is improved in polishing velocity, polishing uniformity and long-termed storage due to dispersion stability. CONSTITUTION: The slurry composition comprises 1-30 wt% of fine-powdered metal oxide; 0.01-0.5 wt% of an iodine-based compound; 0.25-2 wt% of hydrogen peroxide; 0.01-0.05 wt% of a phosphorus-based compound; 0.03-0.05 wt% of acetic acid; and the balance of deionized water. Preferably the metal oxide is silica (SiO2) and/or alumina (Al2O3); the iodine-based compound is at least one selected from the group consisting o-iodobenzoic acid, 4-iodobenzoic acid, o-iodoaniline, m-iodoaniline and p-iodoanisole; and the phosphorus-based compound is trimethyl phosphorous acid and/or triethyl phosphorous acid.
    • 目的:提供一种用于抛光金属丝的浆料组合物,其由于分散稳定性而提高了抛光速度,抛光均匀性和长期存储。 构成:浆料组合物包含1-30重量%的细粉金属氧化物; 0.01〜0.5重量%的碘系化合物; 0.25-2重量%的过氧化氢; 0.01〜0.05重量%的磷系化合物; 0.03-0.05重量%的乙酸; 和去离子水的平衡。 优选金属氧化物是二氧化硅(SiO 2)和/或氧化铝(Al 2 O 3); 所述碘基化合物为选自邻碘苯甲酸,4-碘苯甲酸,邻碘苯胺,间碘苯胺和对碘苯甲醚中的至少一种; 并且磷基化合物是三甲基亚磷酸和/或三乙基亚磷酸。
    • 36. 发明授权
    • 절연층 연마용 슬러리 조성물
    • 연연층연마용슬러리조성물
    • KR100449610B1
    • 2004-09-21
    • KR1020010074253
    • 2001-11-27
    • 제일모직주식회사
    • 노현수이길성이재석도원중
    • C09K3/14
    • PURPOSE: A slurry composition for polishing an insulation layer is provided, to reduce the remaining LPD(light point defect) and the pollution of a back surface of a wafer and to improve the polishing velocity and the polishing uniformity. CONSTITUTION: The slurry composition comprises 0.1-50 wt% of a metal oxide; 0.2-2 wt% of ammonia; 0.01-2 wt% of a t-alkyl ammonium base; 0.001-1 wt% of cellulose; and 0.05-1 wt% of an amine; and the balance of deionized water. The pH of the slurry composition is 10.5-11.5. Preferably the metal oxide is silica having a primary particle size of 10-80 nm, a specific surface area of 50-200 m2/g, a secondary particle size of 100-200 nm in an aqueous dispersion and a OH concentration on the surface of silica of 0.5-4/nm2 in an aqueous dispersion. Preferably the carbon number of alkyl group of the t-alkyl ammonium base is 1-3 and the cellulose has a molecular weight of 100,000 or more.
    • 目的:提供一种用于抛光绝缘层的浆料组合物,以减少残留的LPD(光点缺陷)和晶片背面的污染并提高抛光速度和抛光均匀性。 构成:浆料组合物包含0.1-50重量%的金属氧化物; 0.2-2重量%的氨; 0.01-2重量%的叔烷基铵碱; 0.001-1重量%的纤维素; 和0.05-1重量%的胺; 和去离子水的平衡。 浆料组合物的pH值为10.5-11.5。 优选地,金属氧化物是具有10-80nm的一次粒径,50-200m 2 / g的比表面积,水分散体中的二次粒径为100-200nm的二氧化硅,以及在表面上的OH浓度 在水分散体中0.5-4 / nm 2的二氧化硅。 优选叔烷基铵碱的烷基的碳原子数为1〜3,纤维素的分子量为10万以上。
    • 37. 发明公开
    • 실리콘 웨이퍼의 최종 연마용 슬러리 조성물
    • 用于硅波最终抛光的浆料组合物
    • KR1020040050721A
    • 2004-06-17
    • KR1020020077852
    • 2002-12-09
    • 제일모직주식회사
    • 노현수박태원이길성이인경
    • H01L21/304
    • PURPOSE: A slurry composition for final polishing of silicon wafer is provided to increase polishing speed and improve polishing characteristics. CONSTITUTION: A slurry composition for final polishing of silicon wafer contains colloid silica of 2-10 weight% as an abrasive, ammonia of 0.5-1.5 weight%, and a hydroxide alkyl cellulose based water-soluble polymer thickener of 0.2-1.0 weight%. At this time, the grain diameter of the colloid silica is in the range of 60-80 nm. The last polishing slurry composition further contains an amine compound of 0.01-1 weight%, quaternary ammonium salt of 0.01-0.5 weight%, and deionized water. Preferably, the amine compound is one selected from a group consisting of monoethanolamine, diethylene glycolamine, diethanolamine, triethanolamine, (dimethylamino)ethoxyethanol, aminoethylethanolamine, or piperidineethanol.
    • 目的:提供用于硅晶片最终抛光的浆料组合物,以提高抛光速度并改善抛光特性。 构成:用于硅晶片最终研磨的浆料组合物含有2-10重量%的胶体二氧化硅作为研磨剂,0.5-1.5重量%的氨和0.2-1.0重量%的氢氧化烷基纤维素基水溶性聚合物增稠剂。 此时,胶体二氧化硅的粒径在60〜80nm的范围内。 最后抛光浆料组合物还含有0.01-1重量%的胺化合物,0.01-0.5重量%的季铵盐和去离子水。 胺化合物优选选自单乙醇胺,二乙二醇胺,二乙醇胺,三乙醇胺,(二甲基氨基)乙氧基乙醇,氨基乙基乙醇胺或哌啶乙醇。
    • 38. 发明公开
    • 구리배선 연마용 CMP 슬러리
    • 用于抛光铜线的CMP浆料
    • KR1020040040810A
    • 2004-05-13
    • KR1020020069102
    • 2002-11-08
    • 제일모직주식회사
    • 도원중이길성이인경이재석노현수정재훈
    • H01L21/304
    • PURPOSE: A CMP(Chemical Mechanical Polishing) slurry for polishing a copper line is provided to be capable of protecting a porous layer formed at the surface of an oxidized copper line for preventing additional oxidation and conserving a high polishing speed. CONSTITUTION: A CMP slurry for polishing a copper line contains metal oxide micro powder, peroxide compound, benzene based compound, ammonium salt or amine based compound, carboxyl based compound, and deionized water. Preferably, the CMP slurry is made of the metal oxide micro powder of 1-15 weight%, the peroxide compound of 0.1-10 weight%, the benzene based compound of 0.01-0.5 weight%, the ammonium salt or amine based compound of 0.01-0.5 weight%, the carboxyl based compound of 0.001-0.5 weight% and the deionized water.
    • 目的:提供用于抛光铜线的CMP(化学机械抛光)浆料,以能够保护形成在氧化铜线表面的多孔层,以防止额外的氧化并保持高抛光速度。 构成:用于抛光铜线的CMP浆料包含金属氧化物微粉末,过氧化物化合物,苯基化合物,铵盐或胺基化合物,羧基化合物和去离子水。 优选地,CMP浆料由1-15重量%的金属氧化物微粉末,0.1-10重量%的过氧化物化合物,0.01-0.5重量%的苯基化合物,0.01〜0.1重量%的铵盐或胺系化合物 -0.5重量%,0.001-0.5重量%的羧基化合物和去离子水。
    • 39. 发明公开
    • 연마성능이 우수하고 안정성이 향상된, 금속 연마를 위한CMP용 슬러리 조성물 및 그 제조방법
    • 具有增强抛光能力的金属化学机械抛光浆料组合物和改进的稳定性及其制备方法
    • KR1020040033873A
    • 2004-04-28
    • KR1020020063159
    • 2002-10-16
    • 제일모직주식회사
    • 이재석김원래도원중정재훈노현수박태원이인경이길성
    • H01L21/302
    • PURPOSE: A slurry composition for chemical mechanical polishing of metal having enhanced polishing ability and improved stability and a manufacturing method thereof are provided to be capable of conserving a high polishing speed and improving chemical and distributional stability. CONSTITUTION: A CMP slurry composition contains metal oxide, hydrogen peroxide solution, iron compound, imidazole based compound and deionized water. At this time, the pH of the CMP slurry composition is in the range of 2-4. Preferably, the metal oxide is made of one selected from a group consisting of silica, aluminum, ceria, and titania. Preferably, the imidazole based compound is made of one selected from a group consisting of 4-imidazole methanol, 4-imidazole ethanol, and 4-imidazole carboxyl acid. Preferably, the pH of the composition is controlled by using nitric acid or acetic acid.
    • 目的:提供具有增强的研磨能力和改善的稳定性的金属的化学机械抛光用浆料组合物及其制造方法,能够保持高抛光速度并提高化学和分散稳定性。 构成:CMP浆料组合物含有金属氧化物,过氧化氢溶液,铁化合物,咪唑基化合物和去离子水。 此时,CMP浆料组合物的pH在2-4的范围内。 优选地,金属氧化物由选自二氧化硅,铝,二氧化铈和二氧化钛的一种制成。 优选地,咪唑基化合物由选自4-咪唑甲醇,4-咪唑乙醇和4-咪唑羧酸的一种制成。 优选地,通过使用硝酸或乙酸来控制组合物的pH。
    • 40. 发明公开
    • 침식현상이 개선된 금속배선 연마용 슬러리 조성물
    • 用于抛光腐蚀问题的抛光金属线的浆料组合物
    • KR1020030057111A
    • 2003-07-04
    • KR1020010087485
    • 2001-12-28
    • 제일모직주식회사
    • 김원래이재석도원중노현수이길성
    • C09K3/14
    • C09G1/02C09K3/1463C23F3/00H01L21/3212H01L21/7684
    • PURPOSE: Provided is a slurry composition suitable for CMP(Chemical Mechanical Polishing/Planarization) process of metal line, which shows uniform polishing capability and excellent dispersion stability when stored for a long time, and which overcomes erosion and recess problems occurring when polishing. CONSTITUTION: The composition comprises 1-30 wt% of metal oxide particles, 0.01-1 wt% of iodine-based compound, 0.25-2 wt% of hydrogen peroxide, 0.01-0.05 wt% of phosphorus-based compound, 0.01-1 wt% of polyacrylic acid, 0.3-0.5 wt% of nitric acid, and the rest of deionized water. The metal oxide is silica(SiO2) and/or alumina(Al2O3), the iodine-based compound is at least one selected from the group consisting of iodobenzene diacetate, iodobenzoic acid, and iodoaniline, and the phosphorus-based compound is trimethyl phosphite or triethyl phosphite.
    • 目的:提供适用于金属线的CMP(化学机械抛光/平面化)工艺的浆料组合物,其在长时间储存​​时具有均匀的研磨能力和优异的分散稳定性,并且克服了抛光时所产生的侵蚀和凹陷问题。 组成:该组合物包含1-30重量%的金属氧化物颗粒,0.01-1重量%的碘基化合物,0.25-2重量%的过氧化氢,0.01-0.05重量%的磷基化合物,0.01-1重量% %的聚丙烯酸,0.3-0.5重量%的硝酸和其余的去离子水。 金属氧化物是二氧化硅(SiO 2)和/或氧化铝(Al 2 O 3),碘系化合物是选自二苯乙酮,碘苯甲酸和碘苯胺中的至少一种,磷系化合物是亚磷酸三甲酯或 亚磷酸三乙酯