摘要:
A method of forming an organic silica film includes forming a coating including a silicon compound having an —Si—O—Si— structure and an —Si—CH2—Si— structure on a substrate, heating the coating, and curing the coating by applying ultraviolet radiation.
摘要:
A method of forming an organic silica-based film, including: applying a composition for forming an insulating film for a semiconductor device, which is cured by using heat and ultraviolet radiation, to a substrate to form a coating; heating the coating; and applying heat and ultraviolet radiation to the coating to effect a curing treatment, wherein the composition includes organic silica sol having a carbon content of 11.8 to 16.7 mol %, and an organic solvent, the organic silica sol being a hydrolysis-condensation product produced by hydrolysis and condensation of a silane compound selected from compounds shown by the general formulae (1): R1Si(OR2)3, (2): Si(OR3)4, (3): (R4)2Si(OR5)2, and (4): R6b(R7O)3-bSi—(R10)d—Si(OR8)3-cR9c.
摘要:
A process for producing a polymer includes mixing (A) a polysiloxane compound and (B) a polycarbosilane compound in the presence of a catalyst, water, and an organic solvent, and heating the mixture.
摘要:
A method of forming a silica-based film includes:applying a composition for forming an insulating film for a semiconductor device, which is cured by using heat and ultraviolet radiation, to a substrate to form a coating; heating the coating; and applying heat and ultraviolet radiation to the coating to effect a curing treatment. The composition includes: a hydrolysis-condensation product produced by hydrolysis and condensation of at least one silane compound selected from the group consisting of compounds shown by the following general formula (A), and at least one silane compound selected from the group consisting of compounds shown by the following general formula (B) and compounds shown by the following general formula (C); and an organic solvent,
摘要:
A method of producing a polymer includes hydrolyzing and condensing a hydrolyzable-group-containing silane monomer (B) in the presence of one or more polycarbosilanes (A), at least one of the polycarbosilanes (A) being a polycarbosilane (I) having a weight average molecular weight of 500 or more and obtained by reacting a compound of the following general formula (1) in the presence of at least one of an alkali metal and an alkaline earth metal, R1mY3-mSiCR2nX3-n (1) wherein R1 and R2 individually represent a monovalent organic group or a hydrogen atom, X represents a halogen atom, Y represents a halogen atom or an alkoxy group, and m and n individually represent integers from 0 to 2.
摘要:
A method for producing a polymer includes hydrolyzing and condensing (B) a hydrolyzable-group-containing silane monomer in the presence of (A) a polycarbosilane, the polycarbosilane (A) being a polymer (I) obtained by reacting (a) a compound shown by the following general formula (1) and (b) at least one compound selected from the group consisting of a compound shown by the following general formula (2) and a compound shown by the following general formula (3) in an organic solvent in the presence of at least one of an alkali metal and an alkaline earth metal, R1kCX4-k (1) R2kSiY4-k (2) R3mY3-mSiCR4nX3-n (3) wherein R1 to R4 individually represent a monovalent organic group or a hydrogen atom, X represents a halogen atom, Y represents a halogen atom or an alkoxy group, k represents an integer from 0 to 3, and m and n individually represent integers from 0 to 2.
摘要翻译:制备聚合物的方法包括在(A)聚碳硅烷存在下水解和缩合(B)含可水解基团的硅烷单体,所述聚碳硅烷(A)是通过使(a)化合物 由下述通式(1)和(b)表示的有机溶剂中的至少一种选自下述通式(2)表示的化合物和下述通式(3)所示的化合物的化合物 在碱金属和碱土金属中的至少一种的存在下,<?in-line-formula description =“In-line formula”end =“lead”?> R&lt; SUB (1)<?in-line-formula description =“In-line Formulas”end =“tail”?> <?in-line-formula description =“在线公式”end =“lead”?> R 2> 2 u>(3) -formulae description =“In-line Formulas”end =“tail”?> <?in-line-formula description =“In-line Formulas”end =“lead”?> R <3> SUP> m 3-m SiCR 4 i> N 3-n(3)<?in-line-formula description =“ 其中R 1至R 4各自独立地表示一价有机基团或氢原子,X表示卤素原子,Y 表示卤素原子或烷氧基,k表示0〜3的整数,m和n分别表示0〜2的整数。
摘要:
A method of forming an insulating film includes: forming a polysiloxane insulating film on a substrate; forming a polycarbosilane insulating film on the polysiloxane insulating film; and forming an organic insulating film on the polycarbosilane insulating film. The polysiloxane insulating film is formed by hydrolysis and condensation of a silane compound, and the polycarbosilane insulating film is formed by applying a solution, obtained by dissolving a polycarbosilane compound in a solvent, to the polysiloxane insulating film, and heating the resulting coating,
摘要:
A method of producing a polycarbosilane includes reacting (A) a polycarbosilane having a silicon-hydrogen bond and (B) a compound having a carbon-carbon multiple bond to which a silicon-hydrogen bond may be added.
摘要:
A polycarbosilane, having a main chain in which silicon atoms and carbon atoms are alternately repeated, includes a repeating unit shown by a following general formula (1), a repeating unit shown by a following general formula (2), and a repeating unit shown by a following general formula (3).
摘要:
A process for producing a silica-based film which comprises irradiating a film comprising at least one siloxane compound with electron beams to thereby convert the film into a film having a dielectric constant of 3 or lower and having silicon carbide bonds represented by Si—C—Si is disclosed. The film has an even thickness, is excellent in storage stability, dielectric constant, mechanical strength, etc., has low hygroscopicity, and is suitable for use as a dielectric film in semiconductor devices and the like.