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A (meth)acrylate compound having a nitrogen-containing cyclic group, a photosensitive polymer, and a resist composition including the same, the (meth)acrylate compound being represented by the following Chemical Formula 1:

The invention provides a functional food for conditioning blood-insufficiency constitution and a preparation method thereof. The food comprises the following components: red dates, wolfberry fruit, prepared tuber of multiflower knotweed, black sesame seed, Radix Astragali preparata, Radix Codonopsis, Atractylodes macrocephala (fried), yam, Poria, prepared rehmannia root, Angelica sinensis, Radix Paeoniae Alba, donkey hide gelatin, Caulis Spatholobi, longan pulp, Ligusticum wallichii, Radix Aucklandiae, spina date seed (fried), honey-fried licorice, walnut, red sugar and starch syrup. The product uses natural food, substances used as both medicine and food, and substances used in health food as raw materials, has efficacies of tonifying spleen, nourishing heart, replenishing qi, producing blood, nourishing liver and kidney, promoting hematopoietic function effect, and has good effect in conditioning blood-insufficiency constitution.

The invention relates to an electric vehicle charging station recommendation method considering multiple factors and multiple scenes, and belongs to the field of electric vehicle charging. The methodcomprises the steps of acquiring the current SOC and position of a vehicle of a user in real time; respectively entering an active recommendation mode and a passive recommendation mode according to whether a user initiates a charging recommendation request or not; in the active recommendation mode, when the current SOC of the vehicle is smaller than a set threshold value; or in the passive recommendation mode and when the user does not set the charging target, calculating and storing the score of each charging station according to the index value corresponding to each charging station and thecurrent weight corresponding to each index, and finally the charging station recommendation result of the user is obtained. Multiple factors are comprehensively considered, user preferences are combined, the distribution network load rate, the user behavior scene and the user application scene are considered, multiple targets such as the shortest user charging time, the lowest charging cost and the most balanced power grid load are achieved, and a recommendation scheme is intelligently provided for the user.

The present invention relates to a diazadiene (DAD)-based metal compound, to a method for preparing the same and to a method for forming a thin film using the same. The diazadiene (DAD)-based metal compound of the present invention is provided in a gaseous state to be formed into a metal thin film or a metal oxide thin film by chemical vapor deposition or atomic layer deposition. Particularly, the diazadiene-based organic metal compound of the present invention has advantages in that it may be formed into a metal thin film or a metal oxide thin film and it can be prepared in a relatively inexpensive way without using highly toxic ligands.

The invention relates to a device for preparing xylitol by integrating evaporation, crystallization and centrifugal separation. The device comprises a xylitol tank, a cleaning liquid tank, a recyclingtank and a multiple shunting system, wherein the multiple shunting system comprises J groups of evaporators for evaporation and concentration, K groups of vacuum crystallization kettles for vacuum crystallization and L groups of centrifugal machines for centrifugal separation; J is larger than or equal to 2 and less than or equal to 6; K is larger than or equal to 6 and less or equal to 12; L islarger than or equal to 2 and less than or equal to 4; the evaporators, the vacuum crystallization kettles and the centrifugal machines in different groups are respectively in series connection through pipelines and valves in sequence; switching and control for a series-connection mode and a parallel-connection mode of xylitol exchange fluid in the multiple shunting system are realized by controlling on / off of each valve, so that the effects of evaporation, crystallization and separation processes are combined optimally, and yield is increased. The invention further discloses a control methodfor the device. The processes and the device are integrated at a high degree, so that integral continuous production of the preparation of the xylitol is realized, low energy consumption and high automation degree are achieved, and raw materials are utilized fully.

The invention relates to an alternating or random copolymer containing a polyquaternium lateral group as well as a preparation method and an application method thereof. The preparation method comprises the following steps of: (1) generating an alternating or random copolymer containing a carboxylic acid anhydride group by copolymerization reaction of alpha-olefin and unsaturated diacid anhydride;(2) performing imidization reaction or esterification reaction on the obtained copolymer and organic tertiary amine containing a primary amine group or hydroxy to obtain a derivation containing a tertiary amine group; and (3) performing quaternization reaction on the polymer containing the tertiary amine group and an alkylation reagent to obtain the alternating or random copolymer containing the polyquaternium lateral group. The alternating or random copolymer containing the polyquaternium lateral group is a water-soluble polymer, has a good conditioning function on hair and skin, particularly endows the hair with good flexibility and conditioning property, is easily rinsed and is not accumulated; and the polymer can be used as a conditioning agent and a softening agent and can also be used as a retention and filtration aid and a reinforcing agent in the field of papermaking.

A (meth)allylsilane compound that a functional group of a (meth)allylsilyl group or a halogenosilyl group bonded to the (meth)allylsilyl group via a spacer group is bonded directly or through a divergent spacer group to a dehydrogenated residue of an amino group of an amino group-containing compound; a carbaminic acid ester group or an amide group derived from a dehydrogenated residue of the amino group; an aromatic compound; a polymerizable unsaturated groups; perfluoro group; a dehydrogenated residue of saccharide or a carbohydrate polyol (excluding when the divergent spacer group is an alkylene group, or an alkylene group and an arylene group); a dehydrogenated residue of an amino acid; a halogenosilyl group; or a substituted silyl group in which a halogen of the halogenosilyl group is substituted.

The present invention relates to a method for producing propylene oxide, characterized in that peroxide is reacted with propylene in the presence of a titanosilicate catalyst which has an X-ray diffraction pattern of the values indicated below and is represented by the formula.xTiO2·(1−x)SiO2 (In the formula, x denotes a numerical value of 0.0001 to 0.1.)X-ray diffraction patterns(interplanar spacing of lattice d / Å)13.2±0.612.3±0.311.0±0.39.0±0.36.8±0.33.9±0.23.5±0.13.4±0.1.

The invention discloses a method for automatically identifying a substation switchgear equipment object based on a two-dimensional code, which identifies the switchgear equipment object by identifying a two-dimensional code label affixed to the switchgear using video analysis technology on the basis of the existing switch room video monitoring system. The method comprises the steps of S1: image acquisition and initialization processing; S2: positioning of the region of a two-dimensional code label in an image; S3: conversion of a deformed two-dimensional code image into a standard two-dimensional code image by image plane correction; and S4: two-dimensional code information reading and switchgear equipment object identification. Therefore, the invention proposes the method of automatically identifying a switchgear by identifying a two-dimensional code using a video intelligent analysis method, is of great significance to the production and operation monitoring of a power grid, and has a certain positive effect in enhancing the intelligent monitoring technology in the intelligent level of the power grid.

An efficient energy accumulation element comprising compression spring which uses end caps and flexible rope to pre-compress spring for using in actuators and other devices. The efficient energy accumulation element is independent of external surfaces or end construction of spring. The accumulation and release of energy happens noiselessly.

The present invention relates to an amine of the formula (I) which is an adduct of 1,2-propylenediamine with an aryl monoglycidyl ether, to the use thereof as part of a hardener for epoxy resins, and to epoxy resin compositions obtained therewith. The amine of the formula (I) is preparable in a simple process in high purity, is of very low viscosity and is especially suitable for the curing of epoxy resins. It allows low-emission epoxy resin compositions which have good workability and which cure even under cold and damp conditions, quickly and without blushing effects, to form very hard products of high surface quality that display virtually no yellowing on exposure to light.

There is provided an adhesive comprising chitosan an optionally a crosslinking agent. A method for preparing such an adhesive is also disclosed. A wood-panel made with such an adhesive is also provided. Moreover, a method for manufacturing a wood-based panel is provided. The method comprises preparing a mixture comprising wood, chitosan, optionally a crosslinking agent, and optionally an acid, forming a mat with the mixture, and pressing the mat under heat and pressure so as to obtain the wood-based panel.

A plasma display apparatus is equipped with a signal input terminal responsive to a user's application. The plasma display apparatus includes a panel including a pair of substrates, wherein at least one of the substrates is transparent. The substrates are placed opposite to each other to form a discharge space in between, and electrodes are provided to the substrate. The plasma display apparatus also includes a display driving circuit block, disposed on a chassis and equipped with at least one signal inputting connector which applies a signal to the panel to perform displaying, and an input signal circuit block detachable to the signal inputting connector of the display driving circuit block.