53results about How to "Accelerate the ripening speed" patented technology

The present invention relates to paper surface treating agent, and is especially one kind of paper surface sizing agent and its preparation process. The paper surface sizing agent is prepared with cationic monomer, cross-linking monomer, (methyl) acrylate monomer and (methyl) styrene, and through free radical emulsion polymerization in mixture emulsion comprising dispersant, emulsifier and initiator. It has high performance and environment friendship. It is applied in sizing paper surface together with starch to raise the compression strength of paper, raise Cobb value and improve other performance of paper.

The invention provides a surface sizing agent for corrugated paper as well as a preparation method and application thereof. The surface sizing agent for the corrugated paper comprises the following components in parts by weight: 100 parts of base stocks of the surface sizing agent for the corrugated paper and 5-10 parts of cationic additives, wherein the cationic additives are emulsified materials formed by stearic acids and cationic emulsifiers. The surface sizing agent for the corrugated paper is a high-performance environmental-friendly product which can meet the requirements for surface sizing of paper sheets; the product carries out the surface sizing on raw corrugated paper with starch together, thereby not only improving the Cobb value of the corrugated paper and accelerating the curing speed, but also greatly enhancing the surface ring crush strength of the corrugated paper and reducing the using amount of the starch; and in addition, the invention can be suitable for the need of the development of the high-strength corrugated paper.

The invention discloses a method for producing qualified calcium superphosphate fertilizer with low-grade phosphate ore. The method is characterized by comprising the following steps: phosphate ore the P2O5 content of which is 22-23% is used as a raw material to prepare ore pulp with the water content of 27wt% by using 100 parts of dry phosphate ore powder as the reference; ore pulp reacts with the mixed acid of 45-55 parts of concentrated sulfuric acid and 5-15 parts of concentrated nitric acid by weight while the concentration of the free acid in the mixture system is controlled to 17-20%, the mixture system is transferred to an aging chamber and aged for 1 hour to prepare fresh fertilizer with the free acid concentration of 5.5-6.5%; and the fresh fertilizer is aged for 4-7 days to obtain the qualified calcium superphosphate fertilizer product with the P2O5 content of more than 12%. In the method of the invention, by adding nitric acid, the decomposition rate of phosphate ore is increased by 7-9% and the aging speed of the product is increased; the production cycle is only 4-7 days, which is reduced by about 50% compared with the traditional production method; and the production cost is reduced by 15-20%.

The invention discloses a steam food processor which comprises a machine base, a motor, an output shaft, an outer cup, a smashing cutter and a steam generation device. The motor is arranged in the machine base and drives the output shaft to rotate, the outer cup further comprises an outer cup body and an upper cover, the outer cup body is closed by the upper cover, a steam discharging channel is formed in the outer cup, the outer cup is arranged on the machine base, an inner cup is arranged in the outer cup, the smashing cutter is arranged in the inner cup, and the output shaft and the smashing cutter are separately connected. A partition part is arranged between the outer cup and the inner cup so as to form an interlayer region for containing water, the volume ratio of the interlayer region to the outer cup is 1:16 to 1:2, steam is produced in the interlayer region, the inner cup is provided with a steam through hole, and the steam flows into the inner cup through the steam through hole. The steam food processor adopts the inner cup and the outer cup to replace an independent steam generator, steam is produced in the interlayer region formed between the inner cup and the outer cup, the distance between the steam generation region and a food making region is shortened, and the efficiency of heat utilization is improved.

The invention provides a vegetation ecological restoration method for a spoil area. The method includes: leveling the spoil area and keeping a preset flatness; laying a layer of soil to the surface of the leveled spoil area; improving the soil to make the soil suitable for agriculture and forestry; planting target vegetations on the improved soil, and using qualified treated domestic wastewater for irrigating the target vegetations according to a preset irrigation period. By the vegetation ecological restoration method for the spoil area, the soil is modified according to nutrients of the soil, then parameter information of the target vegetations and the soil is analyzed to obtain water requirements of the target vegetations according to the parameter information, and finally the target vegetations are irrigated according to the obtained water requirements. The vegetation ecological restoration method has the advantages that soil mellowing is accelerated, soil improvement is promoted, quickness in plant growth is guaranteed, water resources are saved, and environment friendliness and cost saving are realized.

The invention provides a water-resistant and moisture-proof method for corrugated base paper. The method comprises the following steps: 100% local waste serves as a raw material and is used to preparepaper pulp, the uniformity of the paper pulp is improved in the dehydration stage and the forming stage of a net part, and corrugated base paper subjected to uniformity treatment is obtained; starchis gelatinized by using biological amylase to obtain gelatinized starch, the gelatinized starch, aluminum sulfate and a defoaming agent are pumped into a surface sizing working tank and are mixed, anSAE surface sizing agent is pumped into the surface sizing working tank and is mixed to obtain a mixture, and the mixture and an AKD surface sizing agent are conveyed into a sizing machine through a conveying pump to obtain a sizing material for surface sizing; and surface sizing treatment is carried out on corrugated base paper at a certain temperature by using the sizing material on a sizing machine to obtain the finished product. The retention rate of the sizing agent can be increased, the loss of the sizing agent is greatly reduced, the cost is reduced, and the water resistance and moisture resistance of the corrugated base paper can be improved.

The invention relates to a novel foaming forming die which is composed of a convex die, a concave die, a demoulding mechanism and cooling devices, wherein each of a convex die core and a concave die core is formed through bending and welding a 2mm-6mm stainless steel plate; a circular air penetrating hole with the diameter being 0.3-1.2 mm is perpendicularly formed in each of the convex die core and the concave die core; as the convex die core and the concave die core are provided with the circular circular air penetrating holes, the strength is greatly improved compared with the stainless steel die core provided with an air penetrating groove and with the same thickness, and the situation that the air penetrating groove at the original bending part is likely to deform is avoided; as the air penetrating holes are formed, the phenomenon that scuffing is likely to take place when product demoulding is carried out is avoided when the air penetrating groove structure is adopted, the product surface quality is improved, and the holes are unlikely to block after long-time application; as a first air chamber and a second air chamber are provided with the cooling devices, cooling to the die cores is accelerated; and the novel foaming forming die is reasonable in structure and convenient to use and has great practical and popularization value.

The invention discloses a method for preparing a PIR (polyisocyanurate) material with an ionic liquid catalyst. By utilizing the catalytic activity and other performances of an ionic liquid to prepare a PIR material, the method comprises: first mixing an ionic liquid with a combined polyether, then injecting the mixture and isocyanates into a mould for reaction by a high-pressure foaming machine, or directly injecting the ionic liquid, the combined polyether and isocyanates into a mould for reaction by a high-pressure foaming machine, conducting demoulding after reaction, thus obtaining a PIR material. The method of the invention accelerates the curing speed of PIR, avoids using a volatile catalyst, and also optimizes performances of the PIR material.

The invention provides a lignin sizing agent and a method for preparing the same. The lignin sizing agent is an aqueous dispersion. Lignin, alkali, 3-chlorine-2-hydroxypropyl trimethyl ammonium chloride, acid, cationic monomers, (methyl) acrylate monomers, (methyl) styrene and initiators are copolymerized to obtain the aqueous dispersion. The lignin sizing agent and the method have the advantagesthat the lignin sizing agent is a paper surface sizing high-performance environment-friendly product; surface sizing can be carried out on corrugated body paper by the aid of the product and starch, accordingly, Cobb values of corrugated paper can be improved, the aging speeds can be increased, the surface ring crush compression resistance of the corrugated paper can be greatly improved, and the lignin sizing agent and the method can adapt to high-strength corrugated paper development requirements; the lignin generated in papermaking procedures is used as a starting material, and accordingly the method for preparing the lignin sizing agent is low in cost and suitable for large-scale industrial production and includes simple operation steps.

The invention provides coix seed instant slices and a processing method thereof. Coix seeds are used as raw materials, and the coix seed instant slices which are convenient to eat are prepared through the following steps of performing soaking in alkali liquor, performing extrusion and crushing, performing steam cooking, performing cooling and airing, performing pressing so as to obtain slices, and performing vacuum microwave drying. The coix seed instant slices disclosed by the invention are short in drying time, high in production efficiency, good in rehydration, high in sensory evaluation value and nourishing in mouth feel. According to the coix seed instant slices and the processing method thereof disclosed by the invention, the step of soaking in the alkali liquor and the step of performing treatment with a composite emulsifying agent are adopted, so that the ageing speed of products is increased, and the ageing of the products in the drying process is reduced. The vacuum microwave drying is adopted, so that the drying speed of the coix seed slices is increased, the ageing and film formation phenomena of the surfaces of the coix seed slices are weakened, the products prepared through drying present a loose porous structure, the rehydration speed and the rehydration uniformity of the products are obviously improved, and the brewing convenience of the coix seed instant slices is improved.

The invention provides a lignin surface sizing agent, and a preparation method of the lignin surface sizing agent. The lignin surface sizing agent is a water dispersion by copolymerizing lignin, alkali, trimethylamine, chloropropylene oxide, acid, a cation monomer, a (methyl)acrylic ester monomer, (methyl)styrene, and an initiator. The lignin surface sizing agent is suitable for surface treatmentof corrugated medium. The product and starch realize surface sizing on the corrugated medium, a Cobb value of the corrugated paper can be improved, the slaking speed is accelerated, the surface ring crush strength of the corrugated paper is greatly increased, the development requirement of the high strength corrugated paper can be adapted, in addition, during the preparation method of the lignin surface sizing agent, the lignin generated during a papermaking process is used as an initial raw material, the cost is low, the operation step is simple, and the preparation method of the lignin surface sizing agent is suitable for large-scale industrial production.

The invention discloses a noodle processing, stirring, and cooking device, which comprises a motor, a stirring barrel, a stirring shaft, and a supporting frame. A decelerator is arranged under the motor. A frame is arranged under the decelerator. The stirring shaft is arranged under the frame. The stirring shaft is arranged in the stirring barrel. A steam outlet is arranged in the upper part of one side of the stirring barrel. A steam inlet port is arranged in the lower part of one side of the stirring barrel. Support racks are uniformly arranged on the periphery of the lower part of the stirring barrel. A sealing cover is arranged on the stirring barrel and is provided with a feed inlet. The lower part of the stirring barrel is provided with a material outlet. The design of the device isreasonable, the device is convenient to use, the noodle stirring and cooking efficiency in industrial production is effectively improved, and the labor is largely reduced.

The invention relates to a polyisocyanurate material catalyzed by using an ionic liquid and a preparation method of the polyisocyanurate material. The polyisocyanurate material is composed of the following raw materials in parts by weight: 150-170 parts of polyisocyanate, 10-12 parts of a combined polyether, 10-14 parts of a flame retardant, 2-3 parts of a catalyst, 1-2 parts of a stabilizer, 20-30 parts of a foaming agent, and 0.5-1.0 part of water, wherein the flame retardant is a nanoparticle flame retardant, and the catalyst is an ionic liquid catalyst. The preparation method comprises thefollowing steps: firstly mixing the ionic liquid and the combined polyether, then pouring the mixed material and the remaining raw materials into a mold through a high-pressure foaming machine, performing a reaction, and performing demolding to obtain the polyisocyanurate material. The polyisocyanurate material provided by the invention has the advantages that a product has good low-temperature dimensional stability, the flame retardant and the foaming agent do not contain halogen atoms, and the service life is long.

The invention discloses calcium superphosphate which comprises the following components in parts by weight: 20-40 parts of apatite, 10-20 parts of sulfuric acid, 5-15 parts of potassium chloride, 5-15parts of ammonium chloride and 5-15 parts of an activating loosening agent. The activating loosening agent used in the calcium superphosphate has a function of accelerating the aging speed, the production time can be greatly shortened, and the calcium superphosphate is simple in process, easy to use, wide in raw material source, low in price, applicable to industrial large-scale production, widein market prospect and good in social and economic benefit.

The invention discloses a method for manufacturing an organic fertilizer by utilizing pig manure. The method comprises the following steps: (1) culturing breeding flies; (2) inoculating fly eggs; (3)culturing fly maggots; (4) screening out the fly maggots; and (5) preparing a finished product. According to the method disclosed by the invention, the curing speed of the pig manure is accelerated byutilizing activity of the housefly larvae, and nutrients in the pig manure is recycled in a form of fly maggot protein, so that loss of the nutrients is prevented, and caused harm of environment pollution and mosquito and fly breeding are effectively prevented. Biopotency of a food chain is improved, a pollution-free biological fertilizer and fly maggot protein feed are provided for agriculture development by comprehensively utilizing biological resources, and the method has good social benefits, economic benefits and environmental benefits, is suitable for intensive pig farms and is also suitable for small-sized raising farmers.