摘要:
The present invention provides a composition for chemical vapor deposition film-formation comprising a borazine compound represented by the Chemical Formula 1 satisfying at least one of a condition that content of each halogen atom in the composition is 100 ppb or less or a condition that content of each metal element in the composition is 100 ppb or less. In the Chemical Formula 1, R1 may be the same or different, and is hydrogen atom, alkyl group, alkenyl group or alkynyl group, and at least one thereof is hydrogen atom; R2 may be the same or different, and is hydrogen atom, alkyl group, alkenyl group or alkynyl group, and at least one thereof is alkyl group, alkenyl group or alkynyl group. By using the composition, physical properties such as low dielectric constant property and mechanical strength of the thin film produced from a borazine-ring-containing compound can be improved.
摘要:
A composition for chemical vapor deposition film-formation comprising a borazine compound represented by the Chemical Formula 1 satisfying at least one of a condition that content of each halogen atom in the composition is 100 ppb or less or a condition that content of each metal element in the composition is 100 ppb or less. In the Chemical Formula 1, R1 may be the same or different, and is hydrogen atom, alkyl group, alkenyl group or alkynyl group, and at least one thereof is hydrogen atom; R2 may be the same or different, and is hydrogen atom, alkyl group, alkenyl group or alkynyl group, and at least one thereof is alkyl group, alkenyl group or alkynyl group.
摘要:
An object is to provide an insulating film for a semiconductor device which has characteristics of a low permittivity, a low leakage current, and a high mechanical strength, undergoes less change in these characteristics with the elapse of time, and has an excellent water resistance, as well as to provide a process and an apparatus for producing the insulating film for a semiconductor device, a semiconductor device, and a process for producing the semiconductor device. A gas containing a raw material gas which gasified a predetermined alkylborazine compound is supplied in a chamber (2); an electromagnetic wave is introduced into the chamber (2) using with an inductive coupling type plasma generation mechanism (4, 5, 6) to convert the gas into a plasma; a substrate (8) is placed in a plasma diffusion region of the plasma; gas-phase polymerization is performed with borazine skeletal molecules, as a fundamental unit, dissociated from the alkylborazine compound by the plasma so as to form the insulating film for semiconductor devices on the substrate (8).
摘要:
An object to provide an insulating film for a semiconductor device, which has characteristics of low permittivity, a low leak current, and high mechanical strength, undergoes small time-dependent change of these characteristics, and has excellent water resistance, and to provide a manufacturing apparatus of the same, and a manufacturing method of the semiconductor device using the insulating film. The production process comprises a film forming step of supplying a mixed gas containing a carrier gas and a raw material gas, which is a gasified material having borazine skeletal molecules, into a chamber, causing the mixed gas to be in a plasma state, applying a bias to the substrate placed in the chamber, and carrying out gas-phase polymerization by using the borazine skeletal molecule as a fundamental unit so as to form the insulating film on the substrate; and a reaction promoting step of, after the film forming step, bringing the bias applied to the substrate to a different magnitude from the bias in the film forming step, supplying the mixed gas while gradually reducing only the raw material gas, which is the gasified material having the borazine skeletal molecules, treating the insulating film with a plasma mainly comprising the carrier gas.
摘要:
An object is to provide an insulating film for a semiconductor device which has characteristics of a low permittivity, a low leakage current, and a high mechanical strength, undergoes less change in these characteristics with the elapse of time, and has an excellent water resistance, as well as to provide a process and an apparatus for producing the insulating film for a semiconductor device, a semiconductor device, and a process for producing the semiconductor device. A gas containing a raw material gas which gasified a predetermined alkylborazine compound is supplied in a chamber (2); an electromagnetic wave is introduced into the chamber (2) using with an inductive coupling type plasma generation mechanism (4, 5, 6) to convert the gas into a plasma; a substrate (8) is placed in a plasma diffusion region of the plasma; gas-phase polymerization is performed with borazine skeletal molecules, as a fundamental unit, dissociated from the alkylborazine compound by the plasma so as to form the insulating film for semiconductor devices on the substrate (8).
摘要:
A low dielectric material is produced by using a composition including a borazine ring-containing compound and a compound represented by the following formula as a solvent, and/or by annealing a composition comprising a borazine ring-containing compound under atmosphere of oxygen concentration not higher than 0.1 vol % at 200 to 600° C. In the following formula, Ra and Rc independently represent alkyl group or acyl group; Rb represents hydrogen atom or alkyl group; and n represents an integer of 1 to 5.
摘要翻译:通过使用包含含环硼氮环的化合物和下式表示的化合物作为溶剂的组合物和/或通过在氧浓度不高的气氛下退火含有环硼氮烷环化合物的组合物来制备低介电材料 在200至600℃下为0.1vol%以下。在下式中,R a和R c独立地表示烷基或酰基; R b表示氢原子或烷基; n表示1〜5的整数。
摘要:
A low dielectric material is produced by using a composition including a borazine ring-containing compound and a compound represented by the following formula as a solvent, and/or by annealing a composition comprising a borazine ring-containing compound under atmosphere of oxygen concentration not higher than 0.1 vol % at 200 to 600° C. In the following formula, Ra and Rc independently represent alkyl group or acyl group; Rb represents hydrogen atom or alkyl group; and n represents an integer of 1 to 5.
摘要:
There is provided a semiconductor device and method of fabricating the same that employs an insulation film of a borazine-based compound to provided enhanced contact between a material for insulation and that for interconnection, increased mechanical strength, and other improved characteristics. The semiconductor device includes a first insulation layer having a recess with a first conductor layer buried therein, an etching stopper layer formed on the first insulation layer, a second insulation layer formed on the etching stopper layer, a third insulation layer formed on the second insulation layer, and a second conductor layer buried in a recess of the second and third insulation layers. The second and third insulation layers are grown by chemical vapor deposition with a carbon-containing borazine compound used as a source material and the third insulation layer is smaller in carbon content than the second insulation layer.
摘要:
A plasma CVD apparatus including a reaction chamber including an inlet for supplying a compound including a borazine skeleton, a feeding electrode, arranged within the reaction chamber, for supporting a substrate and being applied with a negative charge, and a plasma generating mechanism, arranged opposite to the feeding electrode via the substrate, for generating a plasma within the reaction chamber. A method forms a thin film wherein a thin film is formed by using a compound including a borazine skeleton as a raw material, and a semiconductor device includes a thin film formed by such a method as an insulating film. The apparatus and method enable to produce a thin film wherein low dielectric constant and high mechanical strength are stably maintained for a long time and insulating characteristics are secured.
摘要:
The present invention provides a method of manufacturing a film including the steps of using a compound with borazine skeleton (preferably a compound expressed by a chemical formula (1) below (where R1-R6 may be identical with or different from each other, and are each independently selected from a group consisting of a hydrogen atom, and an alkyl group, an alkenyl group and an alkynyl group each having a carbon number of 1-4, on condition that at least one of R1-R6 is not the hydrogen atom)) as a raw material, and forming the film on a substrate by using a chemical vapor deposition method, characterized in that a negative charge is applied to a site for placing the substrate, and a semiconductor device utilizing a film manufactured by the method. With the present invention, it is possible to provide a method of manufacturing a film, which method stably provides a low dielectric constant and a high mechanical strength over a long period of time, reduces the amount of a gas component (outgas) emitted in heating the film, and avoids any trouble in the device manufacturing process.