摘要:
Disclosed are a perfluoropolyether-modified silane compound, an antifouling coating composition comprising the same, and a film comprising the same. More particularly, the present invention provides a novel perfluoropolyether-modified silane compound of the formula (1) below, an antifouling coating composition comprising the compound and, when coated on the surface of transparent glass or plastic materials, providing superior antifouling property, scratch resistance and durability while maintaining the transparency of the materials, and a film formed by coating the composition and applicable as antireflection film or optical filter of flat panel displays such as lenses, glass windows, liquid crystal displays (LCD), plasma display panels (PDP), organic electro-luminescence (EL) and filed emission displays (FED): wherein n is an integer of 10 to 70; m is an integer of 1 to 3; p and q are independently 2 or 3; R1 is C2-C4 alkyl; R2 and R3 are independently C1-C6 alkyl or phenyl; R4 is C3-C5 alkyl or C3-C6 alkyl ether; R5 is C1-C6 alkyl or phenyl; and X is C1-C3 alkoxy.
摘要:
Disclosed are a perfluoropolyether-modified silane compound, an antifouling coating composition comprising the same, and a film comprising the same. More particularly, the present invention provides a novel perfluoropolyether-modified silane compound of the formula (1) below, an antifouling coating composition comprising the compound and, when coated on the surface of transparent glass or plastic materials, providing superior antifouling property, scratch resistance and durability while maintaining the transparency of the materials, and a film formed by coating the composition and applicable as antireflection film or optical filter of flat panel displays such as lenses, glass windows, liquid crystal displays (LCD), plasma display panels (PDP), organic electro-luminescence (EL) and filed emission displays (FED): wherein n is an integer of 10 to 70; m is an integer of 1 to 3; p and q are independently 2 or 3; R1 is C2-C4 alkyl; R2 and R3 are independently C1-C6 alkyl or phenyl; R4 is C3-C5 alkyl or C3-C6 alkyl ether; R5 is C1-C6 alkyl or phenyl; and X is C1-C3 alkoxy.
摘要:
Provided is an intake air cooling system for a marine vessel having a turbocharger. The intake air cooling system for the marine vessel includes: a turbocharger which compresses the intake air introduced from the outside using a portion of the exhaust gas generated by the engine, wherein the turbocharger has a front end through which the intake air is introduced and a rear end through which the compressed intake air is supplied to the engine; a cooling part which cools at least one of the intake air compressed in the turbocharger and the exhaust gas passing through the turbocharger, wherein the cooling part includes one or more cooling units disposed along the flow of the intake air or the exhaust gas; and an absorption cooling device which receives heat from the working fluid circulated through the cooling unit.
摘要:
A paste composition for solar cell electrodes includes a conductive powder, a glass frit, and an organic vehicle. The glass fit includes about 5 wt % to about 55 wt % of Bi2O3, about 10 wt % to about 40 wt % of TeO2, and a balance of PbO.
摘要翻译:用于太阳能电池电极的糊剂组合物包括导电粉末,玻璃料和有机载体。 玻璃配合包括约5重量%至约55重量%的Bi 2 O 3,约10重量%至约40重量%的TeO 2,余量为PbO。
摘要:
The present invention is based on an electrode binding material including polyacrylics and a functional group substituent(Li, Na, K) as a binder of an electrode. The present invention provides a polyacrylic acid an electrode binding material including a polyacrylics mixture having a high degree of polymerization and a functional group with Li, Na or K being substituted and high efficiency Lithium secondary battery utilizing a silicon anode active material etc. using the same. Therefore, the electrode binding material of the present invention has an excellent binding force, and can reduce side reactions in reactions of a secondary battery, and maintain a stable cycle property, and also enhance electric performance.
摘要:
A glass frit includes at least three metal oxides selected from the group of lead oxide, silicon oxide, tellurium oxide, bismuth oxide, zinc oxide, and tungsten oxide, wherein the glass frit exhibits a phase transition peak in the range of about 300° C. to about 600° C. on a cooling curve obtained via an TG-DTA analysis while a mixture of the glass frit and silver powder, obtained by mixing the glass frit with the silver powder in a weight ratio of 1:1, is cooled at a cooling rate of 10° C./min, after heating the mixture to 850° C. at a heating rate of 20° C./min and held there for a wait-time of 10 minutes.
摘要:
The present disclosure relates to a method of synthesis of Lithium Titanate Oxide used for a cathode of Lithium ion battery, the method comprising: (A) diluting TiCl4 with TiOCl2; (B) adding YCl3 or NbCl5 at the rate of 0.1˜2 mol % to Ti(mol); (C) forming a complex salt by dissolving to put at least one selected from a group consisting of Hydroxy propyl cellulose or Polyethylene glycol in a solvent, the Hydroxy propyl cellulose being a complexing agent and being a dispersing agent as well, whereas the Polyethylene glycol being a dispersing agent; (D) synthesizing a titanium precursor by adding an aqueous ammonia solution; (E) preparing Y or Nb doped titanium dioxide(TiO2) powder by heat-treating the synthetic product in a temperature of 500˜700° C.; and (F) mixing the Y or Nb doped TiO2 powder with LiOH.H2O and heat-treating the mixture in a temperature of 800˜900° C.
摘要:
There is provided a retardation film capable of adjusting an angle between a proceeding direction of a film and an optical axis of liquid crystal by employing an alignment layer formed of polymers including norbornene and improving thermal stability and photoreaction rate, a method for preparing the retardation film and a polarizer comprising the retardation film. The retardation film includes a substrate, an alignment layer formed on the substrate and made of polymers including norbornene, and an alignment layer fixing layer formed on the alignment layer and made of liquid crystal materials; the method for preparing a retardation film includes: forming a polymer layer by coating a substrate with a polymer solution including norbornene and drying the polymer solution, forming an alignment layer by irradiating the copolymer layer with linearly polarized ultraviolet rays in a predetermined direction relative to a proceeding direction of a film to give an orientation to the copolymer layer, forming a liquid crystal layer on the alignment layer by coating the alignment layer with a nematic liquid crystal solution and drying the nematic liquid crystal solution, and fixing the orientation of the liquid crystal layer by curing the liquid crystal layer; and the polarizer includes the retardation film and a polarizer film, both of which are stacked with each other. The retardation film has improved thermal stability and light reaction speed, and the retardation film whose optical axis has a desired orientation angle relative to a proceeding direction of the retardation film may be easily prepared through the irradiation of polarized ultraviolet rays.
摘要:
This invention relates to a novel 2-hydroxypropionic acid derivative and its manufacturing method. Based on its mechanism to inhibit the CPT I, 2-hydroxypropionic acid derivative of this invention has blood glucose lowering effects so that the derivative may be effectively used as an antidiabetic agent having remarkable antidiabetic activity and fewer side effects.
摘要:
The present invention relates to a technology for printing a thin film transistor (TFT) using single walled carbon nanotubes coated with dielectric substance having a thickness of several nm and thus capable of improving significantly a low on/off ratio of an existing single walled carbon nanotube TFT.