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151results about How to "Solve easy adhesion" patented technology

Anaerobic bacterium immobilization method

The embodiment of the invention discloses an anaerobic bacterium immobilization method. The method includes the following steps of firstly, adding an embedding material to a growth factor solution, heating the solution to 50-120 DEG C, and evenly stirring the solution to prepare mixed size, wherein the embedding material is at least one of sodium alginate and polyvinyl alcohol; secondly, adding anaerobic bacteria to the mixed size after the temperature of the mixed size is cooled to 30-45 DEG C, and stirring the size to prepare mixed size containing anaerobic bacteria; thirdly, dropwise adding the mixed size containing anaerobic bacteria to a curing agent, and standing for 2-24 h at the temperature of 0-10 DEG C to obtain anaerobic bacterium embedding particles, wherein the curing agent is prepared from calcium chloride, talcum powder and a saturated boric acid solution; fourthly, flushing the anaerobic bacterium embedding particles with water or an NaCl aqueous solution to obtain cured anaerobic bacterium particles, wherein the mass percentage of NaCl in the NaCl aqueous solution is smaller than or equal to 0.9%. According to the method, talcum powder is added to the curing agent, and the problem that adhesion is likely to be caused in the anaerobic bacterium immobilization process is solved.
Owner:POTEN ENVIRONMENT GRP +1

Lyocell fiber spinning solution waste recycling device and recycling method thereof

The invention provides a lyocell fiber spinning solution waste recycling device and a recycling method thereof. The recycling device comprises a waste pipeline, a cooling device, a breaking device and a leaching device, wherein the waste pipeline is provided with a spinning solution waste inlet and a spinning solution waste outlet; the spinning solution waste inlet is connected to a spinning solution waste output device; the cooling device is provided with a cooling material inlet and a cooling material outlet; the cooling material inlet is communicated with the spinning solution waste outlet; the breaking device is provided with a breaking material inlet and a breaking material outlet; the breaking material inlet is communicated with the cooling material outlet; the leaching device is provided with a leaching material inlet, an NMMO leaching solvent inlet, a leaching liquid outlet and a leaching slag outlet; the leaching material inlet is communicated with the breaking material outlet; a plurality of extrusion holes are formed in the spinning solution waste outlet of the waste pipeline. By virtue of the application of the recycling device, the NMMO solvent in the lyocell fiber spinning solution waste is effectively recycled, so that the manufacturing cost is reduced.
Owner:CHINESE TEXTILE ACAD

Quasi-crystal abrasive paste applicable to surface mechanical finishing of soft metals

The invention discloses a quasi-crystal abrasive paste applicable to the surface mechanical finishing of soft metals, and the adopted abrasive material thereof is a quasi-crystal alloy powder material. The quasi-crystal abrasive paste comprises a quasi-crystal alloy and related phase materials; the granularity of a powdered abrasive material is less than or equal to 50mu m; the mass percentage of the quasi-crystal powdered abrasive material in the abrasive paste is 1-90%, and the balance of the abrasive paste refers to abradant auxiliary materials such as oil-soluble or water-soluble pastes and the like. According to the invention, based on the unique grinding behavior and mechanism, the abrasive paste has an efficient mechanical finishing and defect repair capacity to the surfaces of soft metals/alloy specimens or workpieces; and compared with traditional abrasive materials, a surface finishing effect required by workpieces can be achieved efficiently, and the erosion amount is low, therefore, the abrasive paste is applicable to the surface finishing of high-precision workpieces, namely, the dimensional accuracy of workpieces can be kept while the surface quality of workpieces is satisfied. The abrasive paste disclosed by the invention has the characteristics of high stability, high liquidity, no adhesiveness and easiness for cleaning, therefore, the abrasive paste is an ideal grinding material for the mechanical finishing of soft materials.
Owner:DALIAN UNIV OF TECH

Device and method for determining surface tenacity of material

ActiveCN103364337ACompensate and improve anti-adhesionReduce easy adhesionUsing mechanical meansMaterial analysisTest sampleControl theory
The invention relates to a device and a method for determining the surface tenacity of a material. The device comprises a test environment, a first sample fixing bed, a second sample fixing bed, a temperature controller, a humidity regulator, a pressurization controller and a pressurization regulator, wherein the first sample fixing bed is arranged in the test environment and used for fixing a first test workpiece; the second sample fixing bed is arranged in the test environment, used for fixing a second test workpiece and opposite to the first sample fixing bed; the temperature controller is coupled with the test environment and is a device for controlling the temperature setting of the test environment; the humidity regulator is coupled with the test environment and is a device for controlling the humidity setting of the test environment; the pressurization controller is arranged in the test environment, and the pressure output end of the pressurization controller is coupled with the first sample fixing bed; the pressurization regulator is coupled with the pressurization controller so as to regulate the output pressure of the pressurization controller. By separating tensile forces (namely, tenacity L) of two test samples, the tenacity between two adjacent materials can be judged.
Owner:NIPPON PAINT CHINA
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