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30results about How to "Solve the problem of poor compatibility" patented technology

Nitrogen-fixing microorganism compound fertilizer and preparation method

The invention belongs to the technical field of agricultural fertilizers, and particularly discloses a nitrogen-fixing microorganism compound fertilizer and a preparation method. The nitrogen-fixing microorganism compound fertilizer comprises polypeptide urea, a phosphatic fertilizer, polypeptide chelating potassium, a compound microorganism agent, a polypeptide compound, a soil conditioner, a medium trace element compound and a nutrition agent; the compound microorganism agent contains nitrogen-fixing bacteria, phosphate solubilizing and potassium solubilizing bacteria, photosynthetic bacteria, probiotics and adsorbate. The preparation method disclosed by the invention comprises the steps of preparing compound microorganism agent fermentation liquor, mixing the fermentation liquor with the adsorbate uniformly and preparing the compound microorganism agent and a microorganism envelope complex agent successively; mixing the microorganism envelope complex agent, a humic acid envelope organic fertilizer and a polypeptide envelope inorganic fertilizer uniformly, under the action of an electric field and a magnetic field, adding medium trace elements, spraying bone glue, and preparing nitrogen-fixing microorganism compound fertilizer particles. The compound fertilizer disclosed by the invention has the effects of adjusting nutrients, stimulating crop growth, improving the agricultural product quality, increasing yield and efficiency, preventing insect diseases, increasing soil fertility, loosening and improving soil quality and the like.
Owner:山东象力丰生物科技有限公司

Full-automatic online PCB jet printing system and method

ActiveCN106671613ASolve the compatibility differenceIncrease productivityTypewritersOther printing apparatusElectricityEngineering
The invention discloses a full-automatic online PCB jet printing system and method. The full-automatic online PCB jet printing system comprises a base board conveying device, a controller and a PCB jet printing device, wherein the base board conveying device comprises a bracket, a conveying motor, a board incoming sensor, a board outgoing sensor, a moving rail, a fixed rail, a rail width adjusting motor and a positioning mechanism; the conveying motor and the rail width adjusting motor are arranged on the bracket; the rail width adjusting motor is connected with the moving rail; the board incoming sensor is arranged at one end of the bracket, and the board outgoing sensor is arranged at the other end of the bracket; the positioning mechanism is arranged on the bracket; the PCB jet printing device comprises a supporting mechanism, a CCD and a jet printing mechanism; the CCD and the jet printing mechanism are arranged on the supporting mechanism; the conveying motor, the board incoming sensor, the board outgoing sensor, the rail width adjusting motor, the CCD and the jet printing mechanism are electrically connected with the controller. The full-automatic online PCB jet printing mechanism can solve the problems of prone falling off, high cost and poor compatibility with a new system.
Owner:禹涛林

Combined field operation stretcher system

The invention belongs to the technical field of field operation medical service guarantee and medical instruments, and provides a combined field operation stretcher system. The system comprises stretcher bodies (a first stretcher), a treatment platform (a second stretcher), drawing type stretcher rods, stretcher rod supporting pipes, stretcher rod supporting rods, a first stretcher box type stretcher plate, a charging type heating bag, wounded transferring cloth, a second stretcher storage box type stretcher plate and an isolation hood; clamping grooves where the stretcher plates can be inserted are formed in the inner sides of the stretcher rods, the stretcher plates are of a hard heat insulation box body structure arranged in a combined mode, charging type heating bags are placed in the box bodies, arch-shaped partition plates and wounded person transferring cloth are arranged on the box bodies, and the second stretcher storage box type stretcher plate is used for containing treatment instruments and wounded person treatment instruments are placed on a box cover. The isolation hood covers the stretcher rods of the second stretcher and is fixedly connected with the stretcher rods and the stretcher plate through bonding belts to form the isolation stretcher. The system is small in assembly size, convenient to store and carry, easy to assemble and multiple in use mode, and the problems that an existing field operation stretcher is single in structure function, poor in matching and practicability, low in carrying and treatment efficiency and the like are solved.
Owner:李松涛

Hollow composite material paving slab

InactiveCN106479017AChemical Molecular Structure ImprovementGuaranteed StrengthTemporary pavingsHoneycombCorrosion
The invention provides a hollow composite material paving slab. According to the invention, the periphery of the paving slab is of an L-shaped structure; two adjacent sides are of an upper L-shaped structure; other two sides are of a lower L-shaped structure; the L-shaped structure is provided with pin holes; the upper L-shaped structure and the lower L-shaped structure match with each other and fit with the pin holes; the interior of the paving slab is of a honeycomb reinforcing rib structure; and connecting members are arranged between paving slabs for solid connection. The invention has the following advantages: the hollow composite material paving slab provided by the invention has characteristics like light weight, high strength, corrosion and aging resistance, convenient installation, long service life, greenness and environmental protection; and rapid construction of places like temporary roads and working platforms under special working conditions can be realized.
Owner:SHENGLI OIL FIELD XINDA PIPE IND TECH DEV CO LTD

Aerosol type composite material anti-corrosion primer and preparation method thereof

The invention relates to the technical field of anti-corrosion primer, and discloses aerosol type composite material anti-corrosion primer and a preparation method thereof.The aerosol type composite material anti-corrosion primer is prepared from, by weight, 10-20 parts of water-soluble resin, 10-30 parts of deionized water, 0.2-0.5 part of preservative, 1-2 parts of coalescing agent, 1-2 parts of dispersing agent, 0.1-0.5 part of wetting agent, 0.1-0.5 part of defoaming agent and 50-60 parts of zinc powder. 0.1-0.5 part of a carbon nanotube and graphene composite material, 0.1-0.2 part of a pH regulator, and 0.5-1 part of an anti-settling agent. According to the invention, the characteristics of the three-dimensional composite material of the carbon nano tube and the graphene are utilized, and the characteristics of the carbon nano tube and the graphene are integrated; the problem of large performance difference with oily anticorrosive paint is solved; the problem that the compatibility of conventional water-based polymer resin and dimethyl ether is poor is solved, and the prepared aerosol type composite material anti-corrosion primer has good storage stability and is convenient and simple to construct and operate.
Owner:SHENZHEN SUNRISE NEW ENERGY CO LTD

Alkyl polyhydroxy quaternary ammonium salt and preparation method and application of alkyl polyhydroxy quaternary ammonium salt

InactiveCN107721863ASolve poor compatibilitySuperior ConditioningCosmetic preparationsHair cosmeticsMoisture retentionChemistry
The invention belongs to the technical field of chemical products, synthesis of the chemical products, and textile posttreatment, and particularly relates to an alkyl polyhydroxy quaternary ammonium salt and a preparation method and application of the alkyl polyhydroxy quaternary ammonium salt. The structural formula of the alkyl polyhydroxy quaternary ammonium salt is shown in the description. The preparation method of the alkyl polyhydroxy quaternary ammonium salt comprises the step of adding CH2CHOHCH2OH to RNH2 for three times for reaction to obtain the alkyl polyhydroxy quaternary ammonium salt. The alkyl polyhydroxy quaternary ammonium salt has the advantages that the alkyl polyhydroxy quaternary ammonium salt is in a tetrahedral structure, an R group is on one side, a CH2CHOHCH2OH group is on the other three sides, the alkyl polyhydroxy quaternary ammonium salt is excellent in conditioning property, moisture retention and water solubility, the difficult problems that the alkyl cation quaternary ammonium salt only has the conditioning property but does not have the moisture retention property or is poor in moisture retention property and water solubility are solved, so that the alkyl polyhydroxy quaternary ammonium salt not only can be widely used as a conditioning agent and a wetting agent in the products like a hairdressing gel, a hair conditioner, shampoo and a showergel, but also can be used as a softening agent in the products like a laundry detergent and in the textile posttreatment.
Owner:广州市润研基因科技有限公司

A long-term anti-corrosion and weather-resistant functional coating and its preparation method

The invention provides a long-acting anticorrosive weatherproof functional coating and a preparation method thereof. The coating is prepared by taking bisphenol A type epoxy resin as a main base material, dimethylbenzene and n-butyl alcohol as solvents, as well as a nano-titanium based hybrid material (a titanium and organic polymer grafted product) as a main filler, adding pigments and fillers such as a mica powder and a talcum powder as well as assistants such as a defoamer, a plasticizer and a leveling agent at the same time, uniformly mixing by mechanical stirring, and carrying out spray coating by a spray gun. The coating contains organic polymers and nano-inorganic small molecules; all the components have the advantages of excellent compatibility, high corrosion resistance and excellent ageing resistance. According to the long-acting anticorrosive weatherproof functional coating provided by the invention, by introducing the titanium based hybrid material, the crosslinking densityof the coating can be improved, a binding force between the hybrid material and a matrix can be improved, the defects of short corrosion-resisting cycle and low ultraviolet resistance of a traditional organic coating are improved, and the corrosion resisting and weathering resistance of the coating are remarkably improved. The coatings with different types can be prepared by regulating and controlling parameters of a preparation technology according to an application environment.
Owner:ARMOR ACADEMY OF CHINESE PEOPLES LIBERATION ARMY

A kind of organosilicon modified amphoteric waterborne polyurethane emulsion and preparation method thereof

The invention belongs to the technical field of a waterborne polyurethane emulsion and discloses an organosilicone-modified amphiprotic water-based polyurethane emulsion and a preparation method thereof. The preparation method comprises the following steps: firstly, adding polyesterdiol (containing a sulfonic acid group) and polyether polyol to a polymerization reactor, heating and carrying out reduced pressure distillation to remove water; adding polyisocyanate and a catalyst, carrying out stirred reaction; cooling, adding a solvent, a chain extender and a crosslinking containing a tertiary amine structure to further react; cooling and adding a neutralizer for neutralization to obtain an amine salt; adding water and a silane coupling agent to a reactant; carrying out high-speed shear emulsifying, adding a post chain extender and carrying out post chain extension reaction, and then carrying out reduced pressure distillation on the reactant to remove the solvent; and adding adjuvants such as a defoaming agent and a flatting agent, so as to obtain the organosilicone-modified amphiprotic water-based polyurethane emulsion. The organosilicone-modified amphiprotic water-based polyurethane emulsion disclosed by the invention is free of organic solvent residues basically, and is high in solid content, excellent in mechanical property and good in water resistance and heat resistance.
Owner:SOUTH CHINA UNIV OF TECH

Cellulose nanocrystal/ethylene-vinyl acetate (EVA) gas separating membrane, preparation method thereof and application thereof

The invention belongs to the field of high polymer materials, and discloses a cellulose nanocrystal / ethylene-vinyl acetate (EVA) gas separating membrane, a preparation method of the cellulose nanocrystal / EVA gas separating membrane and application of the cellulose nanocrystal / EVA gas separating membrane. The preparation steps of the cellulose nanocrystal / EVA gas separating membrane comprises (1) adding sodium bromide, a 2,2,6,6-tetramethylpiperidinooxy (TEMPO) reagent and a sodium hypochlorite solution into cellulose nanocrystal suspension liquid, keeping potential of hydrogen (pH) of a reaction to be in alkalinity, adding a saturated salt solution, centrifuging, washing, dialyzing, drying and obtaining carboxylation cellulose nanocrystal; (2) adding the carboxylation cellulose nanocrystal into organic solvent, wherein amine is dissolved in the organic solvent, and then adding a dimethylsulfoxide (DMSO) containing diisopropyl carbodiimide (DIC) and N-hydroxysuccinimide (NHS), stirring, centrifuging, removing upper layer liquid, washing, drying, and obtaining amidate cellulose nanocrystal; and (3) mixing the amidate cellulose nanocrystal and EVA into the cellulose nanocrystal / EVA gas separating membrane. Due to the fact that the cellulose nanocrystal / EVA gas separating membrane is good in light transmittance and water-vapor transmission rate, the cellulose nanocrystal / EVA gas separating membrane has good prospects in food packaging.
Owner:GUANGZHOU CHEM CO LTD CHINESE ACADEMY OF SCI +1

Fully automatic online pcb printing system and method

The invention discloses a full-automatic online PCB jet printing system and method. The full-automatic online PCB jet printing system comprises a base board conveying device, a controller and a PCB jet printing device, wherein the base board conveying device comprises a bracket, a conveying motor, a board incoming sensor, a board outgoing sensor, a moving rail, a fixed rail, a rail width adjusting motor and a positioning mechanism; the conveying motor and the rail width adjusting motor are arranged on the bracket; the rail width adjusting motor is connected with the moving rail; the board incoming sensor is arranged at one end of the bracket, and the board outgoing sensor is arranged at the other end of the bracket; the positioning mechanism is arranged on the bracket; the PCB jet printing device comprises a supporting mechanism, a CCD and a jet printing mechanism; the CCD and the jet printing mechanism are arranged on the supporting mechanism; the conveying motor, the board incoming sensor, the board outgoing sensor, the rail width adjusting motor, the CCD and the jet printing mechanism are electrically connected with the controller. The full-automatic online PCB jet printing mechanism can solve the problems of prone falling off, high cost and poor compatibility with a new system.
Owner:禹涛林
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