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61results about How to "Use a lot" patented technology

Urea formaldehyde resin adhesive for moisture-proof environment-friendly medium density fiberboard and production method as well as composite additives thereof

The invention discloses a urea formaldehyde resin adhesive for a moisture-proof environment-friendly medium density fiberboard and composite additives thereof. The adhesive is mainly prepared from the following raw materials in parts by weight: 50-60 parts of formaldehyde of which the mass concentration is 37%, 35-40 parts of urea of which the purity is 98%, and 4.5-7.5 parts of composite additives, wherein the composite additives comprise the following components in parts by weight: 40-90 parts of melamine, 1-30 parts of modified starch, 1-30 parts of anti-swelling agent and 1-5 parts of accelerant. By utilizing the renewable low-cost modified starch, the water resistance and bonding strength of the urea formaldehyde resin adhesive can be improved, the release amount of formaldehyde is reduced, the consumption of melamine is reduced, the product quality is stable, and the cost is lower. The invention also discloses a production method of the adhesive, which is characterized in that: the formaldehyde is fed for two times, the composite additives are fed for three times and are in end point control for three times, and the urea is fed for four times. Thus, few additives are used for playing a greater role, and the problems of higher reaction speed, longer adhesive curing time and the like caused by the melamine are avoided.
Owner:GUANGXI UNIV

Environment-friendly flame-retardant non-adhesive fiberboard of crop straw and preparation method thereof

The invention relates to an environment-friendly flame-retardant non-adhesive fiberboard of crop straw and a preparation method thereof. The fiberboard is prepared by the following steps that 1 ) wheat straw and sorghum straw are taken to be cut off correspondingly, and the wheat straw and the sorghum straw are soaked in water to obtain a softened material; 2 ) steam explosion is correspondingly carried out on the softened material to obtain wheat straw fiber and sorghum straw fiber; 3 ) nano calcium carbonate, nano zinc oxide are mixed with nano copper oxide, and modifying is carried out toobtain a modified additive A; nano zinc borate, the nano zinc oxide are mixed with the nano copper oxide, and modifying is carried out to obtain a modified additive B; 4 ) the wheat straw fiber and the sorghum straw fiber are mixed with the modified additive A to obtain a core layer mixture; the wheat straw fiber is mixed with the modified additive B to obtain a surface layer mixture; and 5 ) thecore layer mixture is taken as a core layer, the surface layer mixture is taken as a surface layer to be laid and pre-pressed to obtain a slab, after hot-pressing forming and post-treatment are carried out, the environment-friendly flame-retardant non-adhesive fiberboard is obtained. The fiberboard has no formaldehyde release and has good mechanical property, good anti-water, moisture-proof, anti-corrosion and antibacterial properties; and good in fireproof and flame-retardant effects, and suitable for popularization and application.
Owner:霸州市光洋人造板制造有限公司

Automotive cushion

The invention discloses an automotive cushion. The automotive cushion comprises a first main body, wherein a sponge layer is arranged in the first main body, a refreshing substance is arranged in the sponge layer, and a first lug group is arranged on the top surface of the first main body; a grid-stripe-shaped or raised-grain-shaped mesh bag is sewn by a screen mesh, is filled with solid granular substances and is sewn on the outer surface of the first main body; an anti-skid layer is arranged below the first main body and is a semi-circular bulge, bulged particles are arranged on the outer surface, and the anti-skid layer is made of rubber. The automotive cushion is simple in structure, and the effect is improved. The surface of the cushion is filled uniformly with small round granular ceramic balls through the screen mesh, the thickness can be adjusted freely, the use quantity is larger than that of a sheet-shaped hard lump material, and the effect is improved; the small round granular ceramic balls can be blended freely with an antimicrobial material, a magnetic materials, a material capable of releasing negative ions and far infrared rays and the like according to application requirements, and the functions are increased; the automotive cushion is contacted with a passenger for massage, so that a human body nerve easing function is realized; the structure is simple, and the application range is wide.
Owner:王颖

Bentonite composite material for treating high-zinc and copper cyaniding wastewater and application of bentonite composite material

The invention relates to a bentonite composite material for treating high-zinc and copper cyaniding wastewater and application of the bentonite composite material, and belongs to the technical field of wastewater treatment.The preparation method of the bentonite composite material comprises the following steps: mixing butyl titanate, absolute ethyl alcohol and concentrated nitric acid to obtain a mixture A; dissolving lanthanum nitrate hexahydrate in deionized water, adding the concentrated nitric acid, and then adding the absolute ethyl alcohol to obtain a mixture B; dropwise adding the mixture B in the mixture A to obtain a mixture C, and after dropwise adding is finished, continuing stirring to obtain milky liquid; adding bentonite and the deionized water in the milky liquid to obtain a mixture D; and settling, evaporating to dryness, grinding, sieving, roasting, and cooling to room temperature to obtain the bentonite composite material.The titanium dioxide is generated in a reaction process, the generated titanium dioxide is loaded on the bentonite, high-zinc and copper cyaniding wastewater in the gold industry is treated through modification, cyanogens in the cyanide-containing wastewater can be degraded and heavy metal ions are effectively adsorbed.
Owner:SHANDONG UNIV OF TECH

Method for preparing three-high (high blood lipid, high blood pressure and high blood sugar) prevention dietary therapy rice

The invention relates to a method for preparing three-high (high blood lipid, high blood pressure and high blood sugar) prevention dietary therapy rice. The preparation method comprises the following steps: mixing astragalus membranaceus and mushroom fungi type concentrated solutions, Chinese yam fine pulp, tremella and litchi pulp, a radix polygonati officinalis concentrated solution, a ginkgo and poria cocos mixed solution, a corn stigma and malt mixed solution, a wolfberry and raw and preapred rehmannia glutinosa solution, a ophiopogon root concentration solution, comprehensive effective ingredients of cinnamon and a elsholtzia bodineri vaniot comprehensive extracting solution so as to prepare into mucilage pulp, discoloring to obtain slight yellow color, and reserving; putting clean broken-grain-free rice and the mixed mucilage pulp into a device, starting a machine, spraying mucilage pulp by a sprayer, stirring rice by a rotation bin, then stirring rotationally again for 10 minutes after the mixed mucilage pulp is used up so as to enable the mucilage pulp to be evenly attached to the rice grains thinly, stopping, pulling out, drying, and packaging so as to obtain the three-high (high blood lipid, high blood pressure and high blood sugar) prevention dietary therapy rice.
Owner:王跃进

Method for extracting lithium from waste lithium ion battery anode material through pre-reduction and optimal solution

The invention discloses a method for extracting lithium from a waste lithium ion battery anode material through pre-reduction and optimal solution. The method comprises the following steps: (1) mixingthe anode material, adding a reducing agent for pre-reduction, gradually adding dilute acid for leaching, and carrying out solid-liquid separation to obtain a primary leaching solution and a primaryleaching residue, wherein the pH value of the primary leaching solution is 5.5-7.0; and (2) adjusting the pH value of the primary leaching solution to 10-12 by using an alkaline solution, and performing solid-liquid separation to obtain a lithium-rich solution and secondary leaching residues. According to the method for extracting the lithium from the waste lithium ion battery anode material through pre-reduction and optimal solution, by changing the adding mode of the acid and the reducing agent and strictly controlling the concentration and the adding speed of the diluted acid, the lithium in the anode material is leached optimally, the front end recovery of the lithium is realized, the lithium loss in the separation process of valuable metals such as nickel, cobalt and manganese is avoided, and the recovery rate of the lithium is improved.
Owner:GANZHOU NONFERROUS METALLURGICAL RES INST

Lemongrass mixed fruit juice drink with function of nourishing stomach and preparation method of fruit juice drink

ActiveCN107279626ACompliance with safety standardsOvercoming technical bias with a shelf life of less than 24 hoursFood ingredient functionsPapaya familyFRUIT PUNCH
The invention discloses a lemongrass mixed fruit juice drink with a function of nourishing the stomach and a preparation method of the fruit juice drink. The preparation method comprises steps as follows: lemongrass is subjected to impurity removal, cleaned and air-dried at the room temperature in a dark place; then, the air-dried lemongrass is crushed, and a crushed material is obtained; the crushed material and distilled water are mixed in the mass ratio being 1:(5-10) and stirred, and a pre-extracting solution is obtained; the pre-extracting solution is boiled and filtered, filtrate is collected, and a lemongrass extracting solution is obtained; papaya, mangoes, grape and apple flesh are mixed, juiced, homogenized and filtered, and mixed fruit juice is obtained; the lemongrass extracting solution, the mixed fruit juice and honey are mixed, kept at the temperature of 80 DEG C for 20 mins and immediately cooled to 4 DEG C, and the lemongrass mixed fruit juice drink with the function of nourishing the stomach is obtained. The product is prepared with the simple preparation method, is low in cost and has healthcare functions including stomach nourishing and the like and has high market value.
Owner:山东哈维药业有限公司

Osmanthus milk beer beverage and preparation method thereof

The invention relates to the technical field of food processing, in particular to an osmanthus milk beer beverage and a preparation method thereof. The osmanthus milk beer beverage is prepared from the following raw materials: 80-100 parts of animal milk, 10-20 parts of white granulated sugar, 5-10 parts of sweet osmanthus sauce, 0.5-1.0 part of a stabilizer, 0.2-0.6 part of an emulsifier, 50-60 parts of water, 0.1-0.3 part of a lactic acid bacteria starter and 1-3 parts of saccharomycetes. The method comprises the following steps: preparing the sweet osmanthus sauce and sweet osmanthus juice; adding the white granulated sugar and the lactic acid bacteria leavening agent into the animal milk, and performing fermentation and after-ripening to obtain fermentation liquor; and mixing the white granulated sugar, the stabilizer and the emulsifier, sterilizing, drying, dissolving in hot water and cooling to obtain a mixture, adding a solution obtained by homogenizing and sterilizing fermentation liquor, adding the sweet osmanthus juice and the saccharomycetes for fermentation, and performing after-ripening, sterilizing and cooling to obtain the sweet osmanthus milk beer beverage. The preparation method disclosed by the invention is simple and relatively low in cost, and the obtained milk beer beverage integrates sweet-scented osmanthus fragrance, frankincense and bouquet and has great market potential.
Owner:JIANGSU UNIV
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