33results about How to "Improve incompatibility" patented technology

A seat belt device for stabilizing and positioning a flexible vehicle seat belt buckle having a substantially rigid support structure configured for combining with a vehicle seat belt buckle to convert a movable, flexible vehicle seat belt buckle to a substantially stationary seat belt buckle for facilitating engagement of a seat belt latch. The support structure includes splinting configurations and wedging configurations.

A seat belt buckle positioning system for use with a child booster seat having a seat belt buckle holder that can grasp or envelope a vehicle seat belt buckle, and a seat belt buckle holder positioner to which the seat belt buckle holder can attach and be positioned at the side of the child booster seat.

A seat belt device for stabilizing and positioning a flexible vehicle seat belt buckle having a substantially rigid support structure configured for combining with a vehicle seat belt buckle to convert a movable, flexible vehicle seat belt buckle to a substantially stationary seat belt buckle for facilitating engagement of a seat belt latch. The support structure includes splinting configurations and wedging configurations.

A nitride semiconductor structure is provided. The nitride semiconductor structure includes a substrate, a SiC nucleation layer, a composite buffer layer and a nitride semiconductor layer. The SiC nucleation layer is located on the substrate. The composite buffer layer is located on the SiC nucleation layer. The nitride semiconductor layer is located on the composite buffer layer. Besides, the nitride semiconductor structure is an AlN free semiconductor structure.

The invention discloses a toughened polyphenyl ether and nylon alloy and a preparation method for the toughened polyphenyl ether and nylon alloy. The toughened polyphenyl ether and nylon alloy comprises the following components in weight percentage: 20-60 percent of polyphenyl ether, 20-60 percent of polyamide, 5-20 percent of compatilizer, 5-20 percent of toughening agent and 1-2 percent of other additives. The incompatibility of the polyphenyl ether and nylon comprised by the invention is improved through the added compatilizer. Through changing the content of the toughening agent in the alloy material, the alloy material with different impact strength is obtained. A product prepared from the toughened polyphenyl ether and nylon alloy is capable of resisting the high temperature of at least 160 DEG C of a production line and the corrosion of dimethylbenzene and methylbenzene as solvents in spray paint; the contour dimension is kept unchanged; and the phenomena, such as stress cracking and the like, do not occur.

The invention belongs to the field of high polymer materials and relates to alumite chromatographic dye containing a hyperbranched polymer. The alumite chromatographic dye consists of the following components in parts by mass: 20-40 parts of acrylic resin, 20-40 parts of polyurethane resin, 1-5 parts of other resins, 7-20 parts of dye toner, 1-10 parts of hyperbranched polymer, 0.5-1.0 part of auxiliaries and 60-80 parts of solvent. The invention also discloses a preparation method of the alumite chromatographic dye containing the hyperbranched polymer. The preparation method comprises the following steps: putting an appropriate amount of solvent to a reaction kettle, and keeping the temperature in the kettle to 25-60 DEG C; putting the dye toner, the hyperbranched polymer and the auxiliaries to the kettle at one step and stirring for 1-4 hours; adding the acrylic resin, the polyurethane resin and other resins in sequence, controlling the temperature to 15-70 DEG C and stirring for 2-6 hours; finally enabling the materials to flow into a storage tank through a kettle body device for later use, wherein the internal temperature of the storage tank is 10-40 DEG C. The hyperbranched polymer has a three-dimensional spherical space structure, contains a large amount of polar and non-polar functional groups in chain segments and at the chain ends, has excellent dissolving property and low viscosity and has the capability of improving the problem that resin and dye toner are insoluble to each other in alumite chromatographic dye.

The invention provides a high smoothness PP and PE matting masterbatch, preparation method and application. Firstly, polypropylene, matting agent and smoothing agent are blended, extruded and granulated for the first time to obtain modified polypropylene. Then, the modified polypropylene, polyethylene and coupling agent are blended and extruded for the second time to obtain a high smoothness PP and PE matt masterbatch. The technical key lies in the proportion of polypropylene and polyethylene. The adjustment of the relationship and the improvement of the matting agent and the smoothing agent give consideration to the matting and smoothness of the obtained product, and have excellent marketing value.

The invention discloses a dynamic vulcanized fluoroplastic / fluororubber / silicon rubber thermoplastic elastomer and a preparation method thereof. The thermoplastic elastomer comprises the following raw materials in parts by mass: 10-80 parts of fluoroplastic, 5-80 parts of fluororubber, 5-85 parts of silicone rubber, 1-10 parts of acid acceptor, 1-20 parts of interfacial modifier, 0.1-5 parts of cross-linking agent and 0.1-10 parts of cross-linking aid. The preparation method comprises the following steps of: uniformly mixing the fluoroplastic, the fluororubber, the acid acceptor, the silicon rubber and the interfacial modifier at 175-330 DEG C; and adding the cross-linking agent and the cross-linking aid under a high-speed shear condition to carry out dynamic vulcanization on rubber to obtain the thermoplastic elastomer. The fluoroplastic / fluororubber / silicon rubber thermoplastic elastomer has high mechanical strength, has the characteristics of excellent high-temperature and low-temperature resistance, chemical resistance, oil resistance, capability of repeated processing and the like and can be widely applied to the fields of aerospace industry, automobile industry, information and electronics industry, chemical industry, new energy resources, electric power industry, environmental protection and the like.

The invention relates to a surface-modified nano silicon dioxide and a preparation method thereof, particularly a method for preparing lipophilic nano silicon dioxide by in-situ modification by a sol-gel process, belonging to the field of functional nano materials. The invention adopts a sol-gel process to prepare the nano silicon dioxide under the common catalytic action of acid and alkali, and performs in-situ modification on the nano silicon dioxide by using a silane coupling agent, so that the nano silicon dioxide becomes lipophilic instead of hydrophilic. The wetting property and dispersity of the modified nano silicon dioxide in the polymer are improved.

The invention discloses a dynamically vulcanized polylactic acid plastic / rubber thermoplastic elastomer and a preparation method thereof. In parts by mass, its raw materials include the following components: 20-90 parts of polylactic acid, 10-80 parts of rubber, 0.1-1 part of antioxidant, 1-10 parts of interface modifier, and 0.1-4.8 parts of crosslinking agent , 0.1-4.2 parts of auxiliary cross-linking agent; during preparation, mix polylactic acid, antioxidant, rubber and interface modifier evenly at a temperature of 150-190 ° C, and add cross-linking agent and auxiliary cross-linking agent under high-speed shearing The crosslinking agent dynamically vulcanizes the rubber phase to obtain a polylactic acid plastic / rubber thermoplastic elastomer prepared by dynamic vulcanization. The polylactic acid plastic / rubber thermoplastic elastomer obtained in the present invention has high mechanical strength, excellent impact performance, repeatable processing and other characteristics, and can be widely used in medical treatment, automobile industry, agricultural production, packaging, clothing, information electronics industry, chemical industry , new energy and environmental protection.

The invention relates to a PPO / PBT composite material used for industrial large-scale parts and a preparation method thereof. The composite material comprises the following components in terms of weight percentage: 30% to 55% of polyphenylene ether (PPO), polyparaphenylene Butylene glycol diformate (PBT) 8-25%, toughening agent 13.6-32%, compatibilizer 6-15%, antioxidant 0.2-0.8%, lubricant 0.2-0.6%, flame retardant 1-6 %. The invention improves the incompatibility between PPO and PBT materials due to the structure by adopting a suitable compatibilizer, and solves the defect of peeling of PPO / PBT composite materials in the injection molding process, and poor fluidity, which is difficult to form The defects of large parts greatly improve the comprehensive performance of PPO / PBT composite materials, making forming parts easier and more widely used, and the preparation process is simple and low cost, which can achieve good economic benefits.

The invention discloses the application of a nitrile compound in the preparation of an electrolyte solution for a high-voltage battery system. The structural formula of the nitrile compound is wherein n 1 , n 2 and n 3 Integers of 0-10 each, but not both 0, R f It is a fluorine-containing functional group. The substitution of the F-containing electron-withdrawing functional group in the present invention can cooperate with the nitrile functional group to modify the positive interface layer well, and further improve the high-voltage stability of the battery; the substitution of the F-containing functional group in the present invention can effectively improve the nitrile molecule. A stable LiF-rich interface layer is formed on the graphite or lithium metal negative electrode, thereby improving the incompatibility of nitrile additives to the negative electrode and improving the overall high-voltage stability of the pouch full battery.

The invention discloses a water-based epoxy asphalt anticorrosion coating and a processing technology thereof, and relates to the technical field of asphalt anticorrosion coatings. The technical points are: a water-based epoxy asphalt anti-corrosion coating, including the following components in parts by weight: water: 15-30 parts; epoxy resin: 30-45 parts; coker oil pitch: 25-35 parts; silica sol Anthracene oil: 10-20 parts; diatomaceous earth: 5-10 parts; dispersant: 0.1-3 parts; emulsifier: 0.1-3 parts; curing agent: 30-40 parts; anti-rust pigment : 1.5 to 2.5 parts. The waterborne epoxy asphalt anticorrosion coating prepared by adopting the formula of the invention has the advantages of good compatibility, excellent anticorrosion property of the prepared coating film and good mechanical properties.