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    • 71. 发明公开
    • 고선택비를 나타내는 금속 배선 연마용 슬러리 조성물
    • 用于具有高选择性的抛光金属的浆料组合物
    • KR1020050030431A
    • 2005-03-30
    • KR1020030066879
    • 2003-09-26
    • 제일모직주식회사
    • 이재석김원래강동헌라정인이인경이길성
    • C09K3/14
    • C09G1/02B24B37/24C09K3/1463H01L21/31053H01L21/3212
    • Provided is a slurry composition for polishing a metal wire which is improved in the selectivity of polishing velocity to an insulating layer. The slurry composition comprises 1-25 wt% of a metal oxide fine powder; 0.1-10 wt% of a peroxide; 0.001-0.05 wt% of an inorganic acid; 0.01-10 wt% of a carboxylic acid; 0.01-1.0 wt% of a metal complex; 0.001-2.0 wt% of methyltrichlorosilane and/or trichloronitromethane; and the balance of deionized water. Preferably the metal oxide fine powder is silica, alumina, ceria, titania or their mixture; the peroxide is at least one selected from the group consisting of hydrogen peroxide, benzoyl peroxide, calcium peroxide, barium peroxide and sodium peroxide; the inorganic acid is at least one selected from the group consisting of nitric acid, sulfuric acid, hydrochloric acid and phosphoric acid; the carboxylic acid is at least one selected from the group consisting of acetic acid, citric acid, glutaric acid, glycolic acid, formic acid, lactic acid, malic acid, oxalic acid, phthalic acid, succinic acid and tartaric acid; and the metal complex is PDTA-Fe, EDTA-Fe, PDTA-Fe or EDTA-Mn.
    • 提供一种用于抛光金属丝的浆料组合物,其提高了抛光速度对绝缘层的选择性。 浆料组合物包含1-25重量%的金属氧化物细粉末; 0.1-10重量%的过氧化物; 0.001-0.05重量%的无机酸; 0.01-10重量%的羧酸; 0.01-1.0重量%的金属络合物; 0.001-2.0重量%的甲基三氯硅烷和/或三氯硝基甲烷; 和去离子水的平衡。 优选地,金属氧化物细粉是二氧化硅,氧化铝,二氧化铈,二氧化钛或它们的混合物; 过氧化物是选自过氧化氢,过氧化苯甲酰,过氧化钙,过氧化钡和过氧化钠中的至少一种; 无机酸是选自硝酸,硫酸,盐酸和磷酸中的至少一种; 羧酸是选自乙酸,柠檬酸,戊二酸,乙醇酸,甲酸,乳酸,苹果酸,草酸,邻苯二甲酸,琥珀酸和酒石酸中的至少一种; 金属络合物为PDTA-Fe,EDTA-Fe,PDTA-Fe或EDTA-Mn。
    • 72. 发明公开
    • 구리배선용 CMP 슬러리 조성물
    • 用于铜线材料的化学机械抛光的浆料,以提高选择性比例,而不会有抛光缺陷,如抛光和腐蚀
    • KR1020050019626A
    • 2005-03-03
    • KR1020030057521
    • 2003-08-20
    • 제일모직주식회사
    • 정재훈이길성이인경
    • C09K3/14
    • C09G1/02C01P2004/60C01P2004/64C09K3/1463H01L21/3212Y10S977/888
    • PURPOSE: A slurry for chemical mechanical polishing(CMP) of a copper wiring material is provided to improve the selectivity ratio between an oxide layer and a metal layer, thus to reduce defects of a CMP process including dishing, erosion, corrosion, line recess, pitting, dishing and scratch, and to improve the polishing rate. CONSTITUTION: The slurry for CMP of a copper wiring material comprises: 0.1-50wt% of a metal oxide; 0.1-5wt% of a peroxide compound; 0.1-5wt% of carboxylic acids having 1 or more of carboxylic group; 0.01-0.1wt% of polyethylene glycol; 0.01-0.5wt% of an organic amine compound; and deionized water, wherein the metal oxide is selected from silica, alumina, ceria, zirconia, titania and mixtures thereof and has 10-70nm of a primary particle size, 10-300m2/g of the specific surface area, 100-200nm of a secondary particle size, and 0.5-4ea/nm2 of hydroxyl groups on the surface.
    • 目的:提供铜布线材料的化学机械抛光(CMP)浆料,以提高氧化物层与金属层之间的选择比,从而减少CMP工艺中的缺陷,包括凹陷,腐蚀,腐蚀,管道凹陷, 点蚀,凹陷和划痕,并提高抛光速率。 构成:铜布线材料的CMP用浆料包含:0.1-50wt%的金属氧化物; 0.1-5重量%的过氧化物; 0.1-5重量%的具有1个以上羧基的羧酸; 0.01-0.1wt%的聚乙二醇; 0.01-0.5重量%的有机胺化合物; 和去离子水,其中金属氧化物选自二氧化硅,氧化铝,二氧化铈,氧化锆,二氧化钛及其混合物,并具有10-70nm的一次粒径,10-300m 2 / g的比表面积,100-200nm的 二次粒径和0.5-4ea / nm2的羟基表面。
    • 78. 发明公开
    • 구리 배선 연마용 CMP 슬러리 조성물 및 이를 이용한 연마 방법
    • 用于抛光铜线的CMP浆料组合物和使用其的抛光方法
    • KR1020100077776A
    • 2010-07-08
    • KR1020080135814
    • 2008-12-29
    • 제일모직주식회사
    • 김원래노종일츄호머이태영최병호이인경
    • C09K3/14
    • PURPOSE: A chemical mechanical polishing slurry composition is provided to have high polishing speed of a copper wiring and to be used for a polishing process of the copper wiring by reducing a dishing phenomenon on the surface of a polished material due to low etching rate. CONSTITUTION: A chemical mechanical polishing slurry composition includes ultrapure water, an abrasive, an oxidizing agent, a corrosion inhibitor, and an organic acid. The corrosion inhibitor uses a heterogeneous compound which is selected from ammonia, alkyl amines, amino acids, imines, and azoles. The corrosion inhibitor includes a compound which is selected from benzotriazole or metyl benzotriazole and a compound which is selected from 1,2,4-triazole, a triazole derivative, a benzotriazole derivative, and a methyl benzotriazole derivative.
    • 目的:提供化学机械抛光浆料组合物以具有高的铜布线抛光速度,并且由于低蚀刻速率而减少抛光材料表面上的凹陷现象,并用于铜布线的抛光工艺。 构成:化学机械抛光浆料组合物包括超纯水,磨料,氧化剂,腐蚀抑制剂和有机酸。 腐蚀抑制剂使用选自氨,烷基胺,氨基酸,亚胺和吡唑的多相化合物。 腐蚀抑制剂包括选自苯并三唑或甲基苯并三唑的化合物和选自1,2,4-三唑,三唑衍生物,苯并三唑衍生物和甲基苯并三唑衍生物的化合物。
    • 79. 发明公开
    • 실리콘 웨이퍼 연마용 CMP 슬러리 조성물 및 이를 이용한 연마 방법
    • 用于抛光硅胶辊的CMP浆料组合物和使用其的抛光方法
    • KR1020100077646A
    • 2010-07-08
    • KR1020080135657
    • 2008-12-29
    • 제일모직주식회사
    • 노현수이인경
    • C09K3/14H01L21/306
    • PURPOSE: A chemical mechanical polishing slurry composition is provided to remarkably reduce a defect of localized light scatter more than 50nm and to be used for a polishing process of the silicon wafer. CONSTITUTION: A chemical mechanical polishing slurry composition includes ultrapure water, an abrasive, a water-soluble polymer, and a surfactant. An aliphatic polyhydric alcohol-based compound is used as the surfactant with an amount of 0.0005-1 weight% based on the total slurry composition. The surfactant additionally uses an acetylene-based surfactant. The abrasive is selected from a group comprising silica(SiO_2), alumina(Al_2O-3), ceria(CeO_2), zirconia(ZrO_2), and titania(TiO_2).
    • 目的:提供化学机械抛光浆料组合物,以显着减少50nm以上局部光散射的缺陷,并用于硅晶片的抛光工艺。 构成:化学机械抛光浆料组合物包括超纯水,研磨剂,水溶性聚合物和表面活性剂。 使用脂肪族多元醇类化合物作为表面活性剂,其用量为总淤浆组成的0.0005-1重量%。 表面活性剂另外使用乙炔类表面活性剂。 研磨剂选自二氧化硅(SiO_2),氧化铝(Al_2O-3),二氧化铈(CeO_2),氧化锆(ZrO_2)和二氧化钛(TiO_2)的组。
    • 80. 发明公开
    • 금속 배선 연마용 CMP 슬러리 조성물
    • 用于抛光金属线的化学机械抛光浆料组合物
    • KR1020100070598A
    • 2010-06-28
    • KR1020080129219
    • 2008-12-18
    • 제일모직주식회사
    • 강동헌이인경임건자김태완최원영이태영
    • C09K3/14
    • PURPOSE: A chemical mechanical polishing(CMP) slurry composition is provided to reduce the etching speed to a metal wiring while maintaining the polishing speed of the composition, and to reduce the erosion and the dishing while maintaining the tungsten removal time. CONSTITUTION: A chemical mechanical polishing(CMP) slurry composition contains ultrapure water, an abrasive, an oxidizer, and a corrosion inhibitor. The corrosion inhibitor is either phosphoric acid or phosphoric acid salt. The abrasive contains 0.01~15wt% of metal oxide selected from the group consisting of silica, alumina, ceria, zirconia, and titania. The phosphoric acid salt is selected from the group consisting of potassium monohydregen phosphate, dibasic potassium phosphate, monoammonium phosphate, and others.
    • 目的:提供化学机械抛光(CMP)浆料组合物以降低对金属布线的蚀刻速度,同时保持组合物的抛光速度,并且在保持除钨时间的同时减少侵蚀和凹陷。 构成:化学机械抛光(CMP)浆料组合物含有超纯水,磨料,氧化剂和腐蚀抑制剂。 腐蚀抑制剂是磷酸或磷酸盐。 研磨剂含有选自二氧化硅,氧化铝,二氧化铈,氧化锆和二氧化钛中的0.01〜15wt%的金属氧化物。 磷酸盐选自磷酸二氢钾,磷酸氢二钾,磷酸二氢铵等。