摘要:
An aqueous insulating varnish which comprises an aqueous medium containing dissolved therein a polyester resin having an acid value of about 20 to 200 with a volatile basic compound, the resin being obtained by reactingA. an organic polycarboxylic acid component comprisingA. at least 30 mol% of at least one of an aromatic tricarboxylic acid and the anhydride thereof, in which up to about 30 mol% of the tricarboxylic acid and anhydride thereof can be replaced by at least one of an aromatic tetracarboxylic acid and the anhydride thereof, andB. about 0 to 70 mol% of at least one of a dicarboxylic acid and the anhydride thereof, andB. an organic polyhydric alcohol component containing at least 20 mol% of a polyethylene terephthalate oligomer represented by the formula ##STR1## wherein n is an integer of 1 to 5, in a OH/COOH equivalent ratio of about 1.0 to 2.0.
摘要:
An aqueous insulating varnish which comprises an aqueous medium containing dissolved therein a resin containing ester groups, imide groups and free carboxyl groups in the resin molecule, with a volatile base selected from the group consisting of ammonia and a volatile organic amine to render the resin soluble, the resin comprising the reaction product ofA. a carboxyl group containing polyol (containing ester groups in the molecule) comprising the reaction product of1. an organic carboxylic acid component comprisingA. about 15 to 100 mol% of at least one of an aromatic tricarboxylic acid and the anhydride thereof in which up to 30 mol% of the aromatic tricarboxylic acid and the anhydride thereof can be replaced by at least one of an aromatic tetracarboxylic acid and the anhydride thereof, andB. about 0 to 85 mol% of at least one of a dicarboxylic acid and the anhydride thereof; and2. an organic alcohol component comprising at least one organic polyhydric alcohol;B. butane tetracarboxylic acid and/or an imide-forming derivative thereof; andC. at least one organic diamine.
摘要:
A water-soluble heat-resistant insulating varnish containing a resin comprising ester groups and imide rings in the molecule dissolved in water using a volatilizable basic compound, the resin comprising the reaction product of(A) a carboxyl-containing polyesterimide resin having an acid value of about 30 to 150 obtained by reacting (a) a polyhydric alcohol component comprising at least one organic polyhydric alcohol and containing about 10 to 60 mol % of an imide ring-containing glycol of the general formula (I): ##STR1## wherein R.sub.1 is a trivalent aromatic group, R.sub.2 is a divalent organic group, and n is an integer of 1 to 3, with (b) a polycarboxylic acid component comprising at least one trivalent or divalent organic carboxylic acid or the anhydride thereof, where about 30 to 100 mol % of which comprises an aromatic tricarboxylic acid or the anhydride thereof so that the equivalent ratio (OH/COOH) between the polyhydric alcohol component and the polycarboxylic acid component is about 1.0 to 2.0;(B) 1,2,3,4-butanetetracarboxylic acid or an imide-forming derivative thereof; and(C) an organic diamine.
摘要:
Aqueous baking varnishes having a low viscosity and a high concentration suitable for coating conductors which compriseA. a carboxyl group containing polyester resin having an acid number of about 10 to 150 comprising the reaction product of1. an organic carboxylic acid component comprisingA. about 15 to 100 mol% of at least one of an aromatic tricarboxylic acid and the anhydride thereof in which up to 30 mol% of the aromatic tricarboxylic acid and the anhydride thereof can be replaced by at least one of an aromatic tetracarboxylic acid and the anhydride thereof, andB. about 0 to 85 mol% of at least one of a dicarboxylic acid and the anhydride thereof, and2. an organic alcohol component comprising at least one organic polyhydric alcohol; andB. a polyimide resin comprising the reaction product of butanetetracarboxylic acid and/or an imide-forming derivative thereof and at least one organic diamine, wherein both resins are dissolved in an aqueous solution with a volatile base selected from the group consisting of ammonia and a volatile organic amine to render the resins soluble.
摘要翻译:具有低粘度和高浓度的水性烘烤清漆,适用于涂覆导体,其包含A.含羧基的聚酯树脂,其酸值为约10至150,包括1.的反应产物。包含A.有机羧酸组分包括A.关于 至少一种芳香三羧酸及其无机物的十至一百摩尔%,其中芳族三羧酸及其无机物的高达30摩尔%可以由至少一种芳族四羧酸和其无机物替代 ,和B.关于0至85摩尔%至少一种二羧酸及其无水物,以及2.一种包含至少一种有机多元醇的有机醇组分; AND B.一种聚酰亚胺树脂,其包含丁烷四羧酸和/或其酰亚胺形成衍生物和至少一种有机二胺的反应产物,其中两种树脂都溶于具有选自氨和氨的挥发性碱的水溶液中, 挥发性有机胺以使树脂溶解。
摘要:
A coated article comprising a metal support and a baked layer of a water soluble heat-resistant insulating varnish containing a resin comprising ester groups and imide rings in the molecule dissolved in water using a volatilizable basic compound, the resin comprising the reaction product of(A) a carboxyl-containing polyesterimide resin having an acid value of about 30 to 150 obtained by reacting (a) a polyhydric alcohol component comprising at least one organic polyhydric alcohol and containing about 10 to 60 mol % of an imide ring-containing glycol of the general formula (I): ##STR1## wherein R.sub.1 is a trivalent aromatic group, R.sub.2 is a divalent organic group, and n is an integer of 1 to 3, with (b) a polycarboxylic acid component comprising at least one trivalent or divalent organic carboxylic acid or the anhydride thereof, where about 30 to 100 mol % of which comprises an aromatic tricarboxylic acid or the anhydride thereof so that the equivalent ratio (OH/COOH) between the polyhydric alcohol component and the polycarboxylic acid component is about 1.0 to 2.0;(B) 1,2,3,4-butanetetracarboxylic acid or an imide-forming derivative thereof; and(C) an organic diamine.
摘要:
Provided are a semiconductor device and an optical sensor device, each having reduced dark current, and detectivity extended toward longer wavelengths in the near-infrared. Further, a method for manufacturing the semiconductor device is provided. The semiconductor device 50 includes an absorption layer 3 of a type II (GaAsSb/InGaAs) MQW structure located on an InP substrate 1, and an InP contact layer 5 located on the MQW structure. In the MQW structure, a composition x (%) of GaAsSb is not smaller than 44%, a thickness z (nm) thereof is not smaller than 3 nm, and z≧−0.4x+24.6 is satisfied.
摘要:
A method for manufacturing a semiconductor device, by which a multiple quantum well structure having a large number of pairs can be efficiently grown while maintaining good crystalline quality, and the semiconductor device, are provided. The semiconductor device manufacturing method of the present invention includes a step of forming a multiple quantum well structure 3 having 50 or more pairs of group III-V compound semiconductor quantum wells. In the step of forming the multiple quantum well structure 3, the multiple quantum well structure is formed by metal-organic vapor phase epitaxy using only metal-organic sources (all metal-organic source MOVPE).
摘要:
In order to provide a highly reliable inspection device that prevents a loss in reliability of inspection that uses information from a position detector as a result of the influence of magnetic bodies or the like that are present in the environment, the inspection device is characterized by being provided with biological information measurement units (10, 12) that measure biological information of an inspected target and form an image containing said biological information, a magnetic position detector (50) that detects the position of at least one of the aforementioned biological information measurement units and the inspection target, and a control unit (14) that controls the aforementioned biological information measurement units and the aforementioned magnetic position detector (50); and is further characterized by the aforementioned control unit (14) being provided with an environmental magnetic field measurement unit (301) that uses the output of the aforementioned magnetic position detector (50) to measure distortion of the magnetic field in the measured space in which the aforementioned biological information measurement units are placed.
摘要:
A method for manufacturing a semiconductor device, by which a multiple quantum well structure having a large number of pairs can be efficiently grown while maintaining good crystalline quality, and the semiconductor device, are provided. The semiconductor device manufacturing method of the present invention includes a step of forming a multiple quantum well structure 3 having 50 or more pairs of group III-V compound semiconductor quantum wells. In the step of forming the multiple quantum well structure 3, the multiple quantum well structure is formed by metal-organic vapor phase epitaxy using only metal-organic sources (all metal-organic source MOVPE).
摘要:
An inkjet ink that prevents paper deformation such as curling, and also exhibits favorable pigment dispersibility. The inkjet ink includes at least a pigment, water, a water-soluble organic solvent having an α value of not more than 65, and a dispersant, wherein the dispersant is a copolymer having a unit A represented by general formula (a) shown below and a unit B represented by general formula (b) shown below, and the mass ratio between the water-soluble organic solvent and the water satisfies (water-soluble organic solvent)/water=5/5 to 8/2. [In general formula (a), R1 represents a hydrogen atom or a lower alkyl group, and m represents an integer of 1 to 3.] [In general formula (b), R2 and R3 each represents a hydrogen atom or a lower alkyl group, wherein R2 and R3 may be the same or different, and n represents an integer of 1 to 250.]