摘要:
A paste composition containing an inorganic filler, a resin and a solvent, wherein the paste composition is characterized in that it contains one or more solvents of which the boiling point is 160° C. or higher and an inorganic filler of which the mean particle diameter is 5 μm or smaller, and the total content of the solvent is 25 wt % or less based on the total amount of the paste composition, and a dielectric composition containing an inorganic filler and resin, wherein the inorganic filler includes inorganic fillers of at least two kinds of mean particle diameter, and the greatest mean particle diameter of said mean particle diameters is 0.1-5 μm and is 3 times or more the minimum mean particle diameter.
摘要:
Problems: an object of the present invention is to provide an optical waveguide-forming paste composition that allows short-time curing and provides excellent developability.Means for Solving: The present invention is directed to an optical waveguide-forming paste composition including (A) barium sulfate particles with a mean particle diameter of 1 nm or more to 50 nm or less, (B) a compound having a polymerizable group and a carboxyl group, or a phosphoric ester compound having a polymerizable group, and (C) an organic solvent.
摘要:
A paste composition contains an inorganic filler, a resin and a solvent, wherein the paste composition is characterized in that it contains one or more solvents of which the boiling point is 160° C. or higher and an inorganic filler of which the mean particle diameter is 5 μm or smaller, and the total content of the solvent is 25 wt % or less based on the total amount of the paste composition, and a dielectric composition contains an inorganic filler and resin, wherein the inorganic filler includes inorganic fillers of at least two kinds of mean particle diameter, and the greatest mean particle diameter of said mean particle diameters is 0.1-5 μm and is 3 times or more to the minimum mean particle diameter. It is possible to obtain a high dielectric constant composition of which linear expansion coefficient is low, and which has a large capacitance.
摘要:
A paste composition containing an inorganic filler, a resin and a solvent, wherein the paste composition is characterized in that it contains one or more solvents of which the boiling point is 160° C. or higher and an inorganic filler of which the mean particle diameter is 5 μm or smaller, and the total content of the solvent is 25 wt % or less based on the total amount of the paste composition, and a dielectric composition containing an inorganic filler and resin, wherein the inorganic filler includes inorganic fillers of at least two kinds of mean particle diameter, and the greatest mean particle diameter of said mean particle diameters is 0.1-5 μm and is 3 times or more the minimum mean particle diameter.
摘要:
The purpose of the present invention is to provide an adhesive composition, which has high thermal conductivity and excellent adhesion, and wherein dispersibility of a thermally conductive filler is controlled. The adhesive composition is configured to contain (A) a soluble polyimide, (B) an epoxy resin and (C) a thermally conductive filler. The adhesive composition is characterized in that the soluble polyimide (A) contains a structure represented by general formula (1) as a component derived from a diamine and the amount of the thermally conductive filler (C) contained in the adhesive composition is not less than 60% by volume. (In general formula (1), X represents an integer of 1-10 (inclusive) and n represents an integer of 1-20 (inclusive).)
摘要:
The present invention relates to a high dielectric constant paste composition comprising (A) inorganic particles having a perovskite crystal structure or a complex perovskite crystal structure, (B) a compound represented by any one of the general formulas (1) to (4) shown below, and (C) an organic solvent. The present invention provides a high dielectric constant paste composition for producing a high dielectric constant dielectric composition which has high insulation reliability and exhibits satisfactory resistance in a high-temperature high-humidity bias test.
摘要:
Provided is an adhesive composition having both excellent storability and excellent connection reliability. The adhesive composition comprises (a) a polyimide soluble in organic solvents, (b) an epoxy compound, (c) particles of a curing accelerator, and (d) inorganic particles, the amounts of the organic-solvent-soluble polyimide (a) and the curing-accelerator particles (c) being 15-90 parts by weight and 0.1-50 parts by weight, respectively, per 100 parts by weight of the epoxy compound (b), and the content of the inorganic particles (d) being 30-80 wt. % of the total amount of (a) to (d).
摘要:
The present invention relates to a high dielectric constant paste composition comprising (A) inorganic particles having a perovskite crystal structure or a complex perovskite crystal structure, (B) a compound represented by any one of the general formulas (1) to (4) shown below, and (C) an organic solvent. The present invention provides a high dielectric constant paste composition for producing a high dielectric constant dielectric composition which has high insulation reliability and exhibits satisfactory resistance in a high-temperature high-humidity bias test.
摘要:
[Problems] To provided an adhesive composition for semiconductor that permits handling without an occurrence of cracking or peeling off even when being flexed, that at the time of laminating, permits laminating on the electrode side of a semiconductor wafer provided with bump electrodes of which bump electrodes have a narrow pitch and a high pin proportion, that at the time of dicing, permits a high-speed cutting without any dicing dust contamination or defect, and that facilitates detection of alignment marks at the time of dicing and flip chip assembly.[Means for Solving Problems] There is provided an adhesive composition for semiconductor comprising an organic-solvent-soluble polyimide (a), an epoxy compound (b) and a hardening accelerator (c), wherein per 100 wt parts of the epoxy compound (b), there are contained 15 to 90 wt parts of the organic-solvent-soluble polyimide (a) and 0.1 to 10 wt parts of the hardening accelerator (c), wherein the epoxy compound (b) contains a compound being liquid at 25° C. under 1.013×105 N/m2 and a compound being solid at 25° C. under 1.013×105 N/m2, and wherein a ratio of compound being liquid based on all the epoxy compounds is 20 wt % or more and 60 wt % or less.
摘要翻译:[问题]提供一种半导体用粘合剂组合物,即使在弯曲时也能够不发生开裂或剥离的情况下进行处理,所以在层叠时允许层压在设置有突起电极的半导体晶片的电极侧 电极具有窄的间距和高的引脚比例,在切割时允许高速切割而没有任何切割粉尘污染或缺陷,并且便于在切割和倒装芯片组装时检测对准标记。 解决问题的手段提供一种半导体用粘合剂组合物,其包含有机溶剂可溶性聚酰亚胺(a),环氧化合物(b)和硬化促进剂(c)),其中,相对于100重量份环氧化合物 b)中,含有15〜90重量份的有机溶剂可溶性聚酰亚胺(a)和0.1〜10重量份的硬化促进剂(c),其中环氧化合物(b)含有在25℃下为液体的化合物 在1.013×10 5 N / m 2的范围内,化合物在25℃下为1.013×10 5 N / m 2,为固体,其中基于所有环氧化合物的液体化合物的比例为20重量%以上至60重量% 或更少。
摘要:
This invention is a resin composition for optical wiring, comprising an inorganic filler with an average particle size of 1 nm to 100 nm and a resin, having a ratio nf/nr (where nf is the refractive index of the inorganic filler and nr is the refractive index of the resin) of 0.8 to 1.2, a thermal expansion coefficient of −1×10−5/° C. to 4×105/° C., and a true dependency value of its refractive index on the temperature of −1×10−4/° C. to 1×10−4/° C. in a temperature range from −20° C. to 90° C., and substantially incapable of absorbing light in a wavelength range from 0.6 to 0.9 μm or from 1.2 to 1.6 μm. This invention also provides an optoelectronic circuit board.