Abstract:
A chemical-mechanical polishing (CMP) composition is provided comprising (A) one or more compounds selected from the group of benzotriazole derivatives which act as corrosion inhibitors and (B) inorganic particles, organic particles, or a composite or mixture thereof. The invention also relates to the use of certain compounds selected from the group of benzotriazole derivatives as corrosion inhibitors, especially for increasing the selectivity of a chemical mechanical polishing (CMP) composition for the removal of tantalum or tantalum nitride from a substrate for the manufacture of a semiconductor device in the presence of copper on said substrate.
Abstract:
A chemical mechanical polishing composition comprising: (A) Inorganic particles, organic particles, or a mixture or composite thereof, wherein the particles are cocoon-shaped, (B) a non-ionic surfactant, (C) a carbonate or hydrogen carbonate salt, (D) an alcohol, and (M) an aqueous medium. A process for the manufacture of semiconductor devices comprising the chemical mechanical polishing of a substrate used in the semiconductor industry in the presence of a CMP composition and the use of CMP composition thereof are also provided.
Abstract:
A process for the manufacture of semiconductor devices comprising the chemical mechanical polishing of elemental germanium and/or Si1-xGex material with 0.1
Abstract:
A process for the manufacture of semiconductor devices comprising the chemical mechanical polishing of elemental germanium and/or Si1-xGex material with 0.1 = x
Abstract translation:一种用于制造半导体器件的方法,其包括在化学机械抛光(CMP)组合物存在下,在pH值范围为0.1至1.0的范围内,元素锗和/或Si1-xGex材料的化学机械抛光为0.1 = x < 3.0至5.5,并且包括:(A)无机颗粒,有机颗粒或其混合物或复合物,(B)至少一种类型的氧化剂,和(C)水性介质。
Abstract:
A chemical mechanical polishing composition comprising: (A) inorganic particles, organic particles, or a mixture or composite thereof, wherein the particles are cocoon-shaped, (B) a non-ionic surfactant, (C) an aromatic compound comprising at least one acid group, or a salt thereof, and (M) an aqueous medium. A process for the manufacture of semiconductor devices comprising the chemical mechanical polishing of a substrate in the presence of a CMP composition and the use of CMP composition in the semiconductor industry are also provided.
Abstract:
An aqueous polishing composition comprising (A) abrasive particles and (B) an amphiphilic nonionic surfactant selected from the group consisting of water-soluble or water-dispersible surfactants having (b1) hydrophobic groups selected from the group consisting of branched alkyl groups having 10 to 18 carbon atoms; and (b2) hydrophilic groups selected from the group consisting of polyoxyalkylene groups comprising (b21 ) oxyethylene monomer units and (b22) substituted oxyalkylene monomer units wherein the substituents are selected from the group consisting of alkyl, cycloalkyl, or aryl, alkyl-cycloalkyl, alkyl-aryl, cycloalkyl-aryl and alkyl-cycloalkyl-aryl groups, the said polyoxyalkylene group containing the monomer units (b21 ) and (b22) in random, alternating, gradient and/or blocklike distribution; a CMP process for substrates having patterned or unpatterned low-k or ultra-low-k dielectric layers making use of the said aqueous polishing composition; and the use of the said aqueous polishing composition for manufacturing electrical, mechanical and optical devices.
Abstract:
An aqueous polishing composition having a pH of 3 to 11 and comprising (A) abrasive particles which are positively charged when dispersed in an aqueous medium free from component (8) and of a pH of 3 to 9 as evidenced by the electrophoretic mobility; (B) anionic phosphate dispersing agents; and (C) a polyhydric alcohol component selected from the group consisting of (c1) water-soluble and water-dispersible, aliphatic and cycloaliphatic, monomeric, dimeric and oligomeric polyols having at least 4 hydroxy groups; (c2) a mixture consisting of (c21) water-soluble and water-dispersible, aliphatic and cycloaliphatic polyols having at least 2 hydroxy groups; and (c22) water-soluble or water-dispersible polymers selected from linear and branched alkylene oxide homopolymers and copolymers (c221); and linear and branched, aliphatic and cycloaliphatic poly (N-vinylamide) homopolymers and copolymers (c222); and (c3) mixtures of (c1) and (c2); and a process for polishing substrates for electrical, mechanical and optical devices.