10 results about "Dimethyl phthalate" patented technology

The invention belongs to the field of functional composite fabrics, and provides a mosquito-repellent thermoplastic polyurethane composite fabric and a preparation method thereof.According to the mosquito-repellent thermoplastic polyurethane composite fabric and the preparation method thereof, the design that mosquito-repellent microcapsules of a core-shell structure are dispersed in a thermoplastic polyurethane hot melt adhesive layer is adopted, a microcapsule core layer comprises mosquito-repellent active ingredients such as icaridin, deet or dimethyl phthalate, and the mosquito-repellent active ingredients are dispersed in a thermoplastic polyurethane hot melt adhesive layer; the shell layer is made of a polyurea material and is prepared through an interfacial polymerization method, high-load stable dispersion and controllable dot matrix film forming of the microcapsule in a hot melt adhesive system are achieved, the content of the microcapsule can reach 0.5-15 wt%, the particle size is controlled to be 0.1-2.0 m, the drug loading capacity reaches 10-60 wt%, the problem that the mosquito-repelling microcapsule is prone to damage and failure in the high-temperature melting mixing and hot-pressing compounding process is solved, and the mosquito-repelling microcapsule has good application prospects. The prepared composite fabric is high in mosquito repelling rate, still keeps an effective mosquito repelling function after being washed for multiple times, and has a wide application value.

The invention discloses an Apiotrichum loubieri gene and an application of the Apiotrichum loubieri gene. Relates to the technical field of fermentation. The invention provides a specific strain and application thereof in reconstituted tobacco. According to the tobacco leaf extracting solution fermented by the bacterial strain, the content of esters such as 2, 2, 4-trimethyl-1, 3-pentanediol monoisobutyrate, dimethyl phthalate, tributyl phosphate, dihydroactinidiolide and methyl palmitate is remarkably increased, and the content of the esters such as 2, 2, 4-trimethyl-1, 3-pentanediol monoisobutyrate, dimethyl phthalate, tributyl phosphate, dihydroactinidiolide and methyl palmitate is remarkably increased; nine novel ester substances with aromatic smell, fruit fragrance, flower fragrance and other characteristic aromas are newly generated, and four phenolic aroma components are newly added. And the whole fragrance style is obviously enhanced. It is shown that the aroma-producing Apiotrichum loubieri AL-4 fermented tobacco enzyme extracting solution has good aroma-producing capacity, and through the combined effect of enzymolysis and fermentation, the aroma-producing Apiotrichum loubieri AL-4 fermented tobacco enzyme extracting solution is expected to play an important application value in the field of reconstituted tobacco raw material quality improvement.

The invention discloses an application of dimethyl phthalate or a derivative of dimethyl phthalate in prevention and treatment of pathogenic bacteria, and belongs to the technical field of pesticides. The invention aims to provide a novel pesticide component for preventing and treating soybean diseases. The invention provides an application of a carbonyl compound in at least one of the following aspects: (1) preventing and treating pathogenic bacteria; (2) the resistance of plants to pathogenic bacteria is improved; (3) the pathogenicity of pathogenic bacteria is inhibited; (4) inhibiting mycelial growth of pathogenic bacteria; the important application value is realized on the soybean disease prevention and control.

The invention belongs to the technical field of flue gas desulfurization treatment equipment, and discloses a desulfurization tower coated with a coating and a construction process thereof, the desulfurization tower comprises a desulfurization tower body and an anticorrosive coating coated on the lining surface of the desulfurization tower body; graphene coating is adopted as the anti-corrosion coating; specifically, the graphene coating is prepared from raw materials in parts by weight as follows: 80-100 parts of epoxy resin, 15-20 parts of deionized water, 1-18 parts of graphene sheets, 1-25 parts of a graphene dispersant, 25-55 parts of an RS preservative, 10-18 parts of isooctyl ester, 3-10 parts of a thickener, 5-20 parts of dimethyl fumarate, 5-20 parts of a demolding preservative and 10-25 parts of a silane coupling agent. The surface of the lining of the desulfurization tower body is coated with the graphene coating, so that corrosion of acid, alkali and other chemical media can be effectively resisted, the coating can stably run for a long time, the inner wall of the desulfurization tower is protected against corrosion and corrosion, and the service life of the desulfurization tower is prolonged.

The application discloses a preparation method of a multilayer composite crosslinking ceramic flow-casting green tape, which comprises the following steps: inputting slurry into multiple interval-mounted material boxes of a flow-casting machine, making the carrier tape pass through the material boxes and making the slurry in the material boxes be stacked on the carrier tape layer by layer to be flow-cast into a multilayer composite crosslinking flow-casting green tape; the slurry comprises silicon nitride ceramic powder, a sintering aid, a solvent, a binder, a dispersing agent, a plasticizer and a crosslinking agent; the plasticizer is at least one of cashew phenol Mannich tiglic acid ester, dibutyl phthalate, dimethyl phthalate and polyethylene glycol, and the dispersing agent is at least one of fish oil, castor oil and polyvinylpyrrolidone. The obtained green tape is uniform, smooth and flat, free of cracks, wrinkles and bubbles, has good toughness and high strength, is not easy to deform, and has adjustable thickness, and the problem that a crosslinking system ceramic green tape is difficult to flow thick is solved.

The application discloses a graphene functionalized reinforced modified polyester fiber and a preparation method thereof. The method comprises the following steps: 1) using dimethyl phthalate, ethylene glycol, a catalyst and a multi-component composite modifier as raw materials to polymerize functionalized modified polyester master batches; and 2) melting and spinning the functionalized modified polyester master batches to obtain graphene functionalized reinforced modified polyester fibers. The self-made multi-component composite modifier is used to prepare the functionalized modified polyester master batches, and then the polyester fibers are prepared, so that the product with excellent mechanical properties, flame-retardant properties, ultraviolet resistance and thermal-oxidative aging resistance can be obtained, the performance requirements of the polyester fibers in larger application scenarios can be better met, and the application prospect of the polyester fibers can be widened.

The invention discloses a hybridoma cell strain capable of secreting an anti-dimethyl phthalate monoclonal antibody and application of the hybridoma cell strain, and belongs to the field of food safety immunodetection. The hybridoma cell strain 3F7 capable of secreting the dimethyl phthalate cloned antibody is preserved in the China General Microbiological Culture Collection Center (CGMCC for short), the preservation date is 20250417, and the preservation number is 46516. The anti-dimethyl phthalate monoclonal antibody obtained by secretion of the cell strain is used for analyzing and detecting residual dimethyl phthalate in food safety detection. The anti-dimethyl phthalate monoclonal antibody cell strain obtained by the invention can be used for immunoassay detection, and has better detection sensitivity and specificity (the IC50 value is 26.6 ng / mL) on dimethyl phthalate. The achievement of the invention can be used for preparing an immunodetection kit and a colloidal gold test strip of dimethyl phthalate, and provides a powerful detection method and means for detecting the residual quantity of dimethyl phthalate in food such as fruit juice, milk, white spirit and the like.

The invention discloses a preparation method of a CuFe2O4-activated carbon composite material, which is used for developing a method for efficiently enriching trace pollutants in food and agricultural products by taking the CuFe2O4-activated carbon composite material as a fiber coating for solid-phase microextraction, and is used for enriching and detecting dimethyl phthalate (DMP). Meanwhile, the method can also be used for monitoring the degradation process and performance of DMP degraded by electro-Fenton. Technical support is provided for detection and treatment of DMP in the fields of food, agricultural products and environment, and the method has a practical application prospect.

The invention relates to a regenerated DMT decoloration recovery method and system, and the method comprises the following steps: a first purification tank, a second purification tank and a third purification tank are sequentially connected in series; dimethyl phthalate to be recycled is added into a first purification tank, a second purification tank and a third purification tank; monitoring the real-time temperatures of the dimethyl phthalate in the first purification tank, the second purification tank and the third purification tank, and heating the dimethyl phthalate in the first purification tank, the second purification tank and the third purification tank when the real-time temperatures of the dimethyl phthalate in the first purification tank, the second purification tank and the third purification tank are lower than a first preset value; compared with the prior art, the method has the advantages that the material flow direction is flexibly controlled according to the dimethyl phthalate purification degree; when the purifying agent of any one purification tank is replaced, normal work of the other two purification tanks is not affected, continuous decoloration can be achieved, efficiency can be improved, and dimethyl phthalate can be prevented from being converted into a solid state.

The present application relates to the technical field of pest control, and further provides a method for extracting and identifying locust sex pheromone, which comprises the following steps: extracting locust volatile matter, and identifying the main components of the volatile matter as (Z)-2-pentene-1-ol, benzaldehyde, 2-ethyl-1-hexanol, 3-ethyl-benzaldehyde, 2-hexyl-1-dodecanol, 2-methoxyphenol, 4-ethyl-acetophenone, butyl benzoate, phenol, 2-ethyl-4,5-dimethylphenol, dimethyl phthalate, 2,4-di-tert-butylphenol, methyl hexanoate, isooctyl phthalate and dibutyl phthalate. Experiments show that dibutyl phthalate (DBP) as locust sex pheromone has a good attraction to male locusts, and can be applied to the biological control of locusts. The present application provides a new method for the biological control of locusts, and has a wide application prospect.