68results about How to "Efficient penetration" patented technology

The invention discloses a preparation method for high-toughness monofilament blended cotton yarn. The preparation method comprises the following steps of carrying out cotton feeding, rolling, cotton carding and drawing to obtain rough yarn after carrying out cotton opening and scutching on long staple cotton, fine staple cotton, prefabricated monofilament materials and mixed cotton, and obtaining the high-toughness monofilament blended cotton yarn through spinning and spooling, wherein the prefabricated monofilament materials are obtained through draining and drying after carrying out primary boiling and dehydrating, primary steaming, secondary boiling and dehydrating, secondary steaming, standing, bleaching and washing. The high-toughness monofilament blended cotton yarn prepared by the preparation method has the characteristics of high toughness, low cost and the like, meanwhile, the air permeability is good, and the comfort is strong.

The invention belongs to the field of skin care products and provides a skin care condensed liquid and a preparation method thereof and application. The skin care condensed liquid can be widely used for whitening skin, preventing pimples (acnes, comedos and acne rosacea and the like) and stain (freckle, chloasma and senile plaques and the like) and recovering trauma color marks. The skin care condensed liquid is made of a series of ingredients which have sterilization and anti-inflammation effects, eliminate free radicals, improve immunity, promote skin regeneration and restrain melanocyte activity functions. Therefore, the skin care condensed liquid can efficiently permeate the skin, directly reach innermost layers of comedo and stain parts and have a rapid therapeutic effect against various skin problems. The skin care condensed liquid can further be prepared into various dosage forms to be widely applied to the field of whitening and skin care.

The invention discloses a laundry detergent, comprising the following components in parts by weight: 5-10% of fatty alcohol polyoxyethylene ether sodium sulfate AES, 4-10% of potash soap, 2-5% of sulfonic acid, 1-2% of liquid caustic soda, 5-20% of fatty acid sodium or alpha-olefin sulfonate, 2-5% of coconut oil diethanol amide, 0.1-0.5% of edetic acid, 0.01-0.05% of fluorescent brightener, 0.01-0.1% of kathan, 0.1-0.5% of essence, 0.1-0.5% of pigment and 0.1-1.8% of corrosion remover.

The invention discloses application of a reduction response polymersome nano-drug in preparation of brain tumor treatment drugs. Block copolymers PEG-P(TMC-DTC), PEG-P(LA-DTC), PEG-P(TMC-DTC)-PEI, PEG-P(LA-DTC)-PEI, PEG-P(TMC-DTC)-Sp, PEG-P(LA-DTC)-Sp and targeted polymers thereof are combined in different ratios, and dual-targeted reduction-sensitive reversible crosslinked vesicles of different targeted molecular proportions can be prepared. Through the hydrogen-bond interaction or other electrostatic interaction between great hydrophilic inner cavities of the crosslinked vesicles and/or PEI-spermine and protein drugs or gene drugs, efficient encapsulation of micromolecular chemotherapeutic drugs, the protein drugs and the gene drugs can be achieved. By means of the in-vivo dual-targeteddrug-carrying crosslinked vesicles, more efficient blood brain barrier crossing, higher tissue penetration depth and endocytosis of more glioma cells can be achieved, and the reduction response polymersome nano-drug is very potential in treating brain gliomas and efficient.

The present invention discloses a histone simulated gene vector and a preparation method and application thereof, and in particular relates to a histone imitated gene vector PCAH capable of gene delivery. The invention also provides a gene vector system which is obtained through electrostatic adsorption self-assembly between nucleic acids and a polymer synthesized from arginine and histidine basic amino acid decarboxylated products, agmatine, histamine and bis(acryloyl)cystamine. The invention also discloses the preparation method of the histone simulated gene vector and application of the histone simulated gene vector to gene therapy. The histone simulated gene vector has good cell penetration function, high cell transfection efficiency and low cytotoxicity, and provides an effective mean for gene therapy of diseases.

The invention discloses a preparation method of a prefabricated palm fiber material for cotton/palm fiber blending. The preparation method comprises the following steps: performing primary boiling-off and primary steaming to water, palm fibers, sodium hydroxide solution, kerosene, camellia oil, refining agent MRN and JFC to obtain primarily steamed palm fibers; then performing secondary boiling-off and secondary steaming to the water, sodium hydroxide solution, refining agent MOL-201, new synthetic fiber refining agent AV-SCOUR-81, chelating agent EDTA, kerosene, camellia oil and the primarily steamed palm fibers to obtain secondarily steamed palm fibers; standing the secondarily steamed palm fibers; mixing with the sodium hydroxide, hydrogen peroxide, stabilizer LTP-S128 and water to obtain bleached palm fibers; and then washing and bleaching the palm fibers twice with water at different temperatures, draining off and drying to obtain the prefabricated palm fiber material for cotton/palm fiber blending.

The invention discloses a propofol flexible nano-liposome patch which can promote sleeping and improve the sleeping quality. The patch is composed of a propofol flexible nano-liposome solution and a substrate layer. The propofol flexible nano-liposome solution is mainly composed of propofol, phospholipids and a flexible agent, wherein the grain size of the solution is tens to hundreds nanometers, and a colloidal solution exists on the appearance. The patch has the advantages of high deformation, high hydrophilia, efficient permeability and high stability.

The invention designs and constructs phospholipid having disease focus part targeting accumulation, reducing non-specifically toxicity, being high in disease focus tissue permeability and targeting mitochondria. The hydrophilic head of the phospholipid is in key connection with (3-carboxypropyl) triphenyl phosphine, arginine, lysine or polypeptide consisting of arginine and/or lysine. The phospholipid can be applied to a medicine delivery carrier, so that medicines can be efficiently enriched in tissue, can be highly permeated and can target cell mitochondria.

The invention discloses a substitution rate type coupling detection device for photodynamic response active oxygen. The device comprises a computer, a data collecting card, a control box, a near-infrared light laser, an optical fiber, a collimator, a beam expanding mirror, a CCD (charge coupled device), an optical filtering system, a collecting lens, a tracking and driving system and a three-dimensional electric platform, wherein the computer is electrically connected with the data collecting card, the data collecting card is electrically connected with the near-infrared light laser through the control box, the near-infrared light laser is in light signal connection with the beam expanding mirror through the optical fiber, the data collecting card is in light signal connection with the collecting lens through the CCD, the data collecting card is electrically connected with the three-dimensional electric platform through the tracking and driving system, and the beam expanding mirror and the collecting lens are respectively arranged on the three-dimensional electric platform. By the structure, the substitution rate type coupling detection device for the photodynamic response active oxygen and the detection method thereof relate to a brand new nano-drug high-efficiency conveying, tumor treating and monitoring system, and provide a feasible scheme for high-accuracy and high-efficiency tumor treatment.

The invention provides a papermaking felt cleaning agent, oleamide benzene sulfonic acid, and a preparation method thereof. The molecular structural formula of oleamide benzene sulfonic acid is represented in the description, wherein the n represent the number of H, m represents the number of -CH2-CH2OH, when n=0 and m=2, the formula represents oleic acid diethanol amide benzene sulfonic acid; and when n=1 and m=1, the formula represents oleic acid monoethanol amide benzene sulfonic acid. The papermaking felt cleaning agent is mainly composed of oleamide benzene sulfonic acid, has a good wetting performance, and can tightly contact with the solid surface to clean the solid surface. The cleaning agent can eliminate the dirt or assist other agents to eliminate the dirt, and then discharges the dirt into the liquid around the dirt. Moreover, the cleaning agent can dissolve and disperse the removed dirt so as to prevent that the dirt is re-deposited on the cleaned surface or the dirt forms scum. The cleaning agent can be used to on-line clean papermaking felt in high-speed rotation; the cleaning efficiency is high, the cleaning effect is good, and the raw materials are cheap, easily available and biodegradable.

The invention discloses a high-quality silicon nitride medium passivation layer treatment process based on supercritical fluid. The high-quality silicon nitride medium passivation layer treatment process comprises the following steps: vertically placing a substrate sample with a Si3N4 medium passivation layer into a reaction container; filling deionized water into the reaction container and sealing; controlling the pressure intensity, and filling CO2 or N2O supercritical gas into the reaction container; heating and pressurizing the reaction container, and maintaining the pressure to enable the interior of the reaction container to be in a supercritical state; keeping supercritical state treatment, performing pressure reduction treatment on the reaction container, and keeping the supercritical treatment condition of 20-22MPa; and after the reaction is finished, cooling the reaction container, and taking out the reaction container when the pressure is reduced to atmospheric pressure. According to the method, the trap and the interface state in the Si3N4 dielectric layer are passivated at low temperature and high pressure, the operation is simple and convenient, and the problems caused by the high-temperature annealing process are avoided, so that the quality of the Si3N4 dielectric layer is improved, the breakdown electric field is improved, and the leakage current density is reduced.

[Problem] To significantly reduce processing time of a step of adsorbing dye in a porous semiconductor layer on a substrate surface. [Solution] A flow of a dye solution is formed in a gap between solution guide surface (92L, 92R) of a nozzle (20) and a substrate (G) during the treatment, and a porous semiconductor layer of a treated surface of the substrate is subject to dye adsorption treatment in this flow of the dye solution. Furthermore, impact pressure from slit-like discharge openings (88L, 88R) and pressure of turbulent flow in groove-like uneven sections (92L, 92R) act in the vertical direction in addition to the flow of the dye solution. Thus, aggregation and association of the dye are hardly caused on a surface part of the porous semiconductor layer of the treated surface of the substrate, the dye efficiently penetrates deeply into the porous semiconductor layer, and the dye adsorption into the porous semiconductor layer proceeds at high speed.

The invention relates to the technical field of pesticide auxiliaries, in particular to a herbicide auxiliary agent and a preparation method thereof. The herbicide auxiliary agent at least comprises the following components in percentage by weight: 5-30% of a polyoxyethylene type nonionic surfactant, 20-40% of betaine, 20-40% of alkyl glycoside and the balance of water, totaling 100%. The herbicide auxiliary agent provided by the invention is an environment-friendly auxiliary agent, no three wastes are generated in the production process, and the preparation raw materials are low-toxicity or non-toxic substances, are easy to biodegrade and do not cause harm to the ecological environment; secondly, the herbicide auxiliary agent provided by the invention can significantly reduce the surfacetension of a liquid medicine, has good wetting permeability, efficiently permeates a target, and especially has an obvious synergistic effect on glyphosate and glufosinate-ammonium herbicides.

The invention discloses an invisible waterproofing agent and a preparation process thereof and belongs to the field of building materials. The waterproofing agent comprises tartaric acid, sodium fluoride, silica sol, silane emulsion and water. By weight percentage, the tartaric acid accounts for 15-28%, the sodium fluoride accounts for 8-19%, the silica sol accounts for 2-10%, the solid content of the silane emulsion accounts for 1-10%, lotus leaf element accounts for 1-10% and the water accounts for 33-74%. The method comprises the following steps of: weighing the ingredients according to the proportion; adding the tartaric acid, the sodium fluoride, the silica sol, the silane emulsion and the lotus leaf element successively to the water to obtain a mixed solution; stirring fully and evenly the mixed solution in a reaction kettle; and eliminating impurities in the solution by filtering treatment to obtain a clear liquid which is the invisible waterproofing agent. The invisible waterproofing agent provided by the invention can react with hydration products of cement to generate a crystal product which can take the effects of compacting and water proofing and the silane emulsion can further take the effects of water repellenting and water proofing on the surface of the concrete base.

The invention relates to air spray, in particular to air spray containing negative oxygen ions and a preparation method thereof. Verdelite, silicon oxide, titanium oxide, lithium oxide, sodium oxide,iron ions, resin and tea extractives are used as main materials, and are matched with thermal spring water for electrolysis to form small-particle hydroxyl negative oxygen ions; and through a spray mode, the hydroxyl negative oxygen ions can be quickly chelated or neutralized with harmful substances in air, so that the harmful substances are precipitated or decomposed to achieve the effects of purifying the air and increasing negative ions in the air. The air spray can increase the content of the negative ions in the air to achieve the breathing smoothness, the odor removal and the pressure reduction; such indoor flying allergens as PM2.5 are precipitated to purify the air; various air pollutants such as formaldehyde are decomposed to achieve refreshing, activation and fatigue relief; thephysical fitness can be effectively improved after long-time living in the air environment with high negative ion concentration; and the raw materials are quantized, so that the energy of generating the negative ions is greatly improved, and the conversion efficiency is improved.

The invention discloses fibronectin essence lotion having high permeability and capable of reproducing photosensitive nascent skin and a preparation method of the fibronectin essence lotion. The fibronectin essence lotion comprises 45.0-70.0 parts of group A raw materials, 3.0-6.0 parts of group B raw materials, 10.0-20.0 parts of group C raw materials, 0.3-1.0 part of group D raw materials, 2.0-6.0 parts of group E raw materials and 15.0-30.0 parts of group F raw materials. The fibronectin essence lotion has the beneficial effects that efficient active ingredients such as thiamine HCl, riboflavin, nicotinamide, pantothenic acid, pyridoxine, folic acid, cyanocobalamin vitamin B family compounds, fibronectin, acetyl hexapeptide-8, asiaticoside, saccharide isomers, brown algae extracts, phytosterol low-erucic-acid rapeseed oil glycerides, glyceryl glucoside, laurocapram and the like are selected, the lotion can realize efficient permeation, and skin moisture is locked. The skin barrier and sensitivity are deeply repaired, vitamins and energy necessary for the skin are supplemented, the health state is recovered, and the photosensitive nascent skin is reproduced.

The invention relates to the field of biological engineering, in particular to an Escherichia coli lyase as well as a preparation method and application thereof as an anti-infection drug. The Escherichia coli lyase is characterized in that an amino acid sequence is Seq ID NO.2. Enzymic preparations capable of effectively killing Escherichia coli are developed by utilizing a bioengineering technology. The preparations can be used independently or can be compounded to use, can specifically deactivate multiple Escherichia coli, and a safe and nontoxic enzyme preparation source with no side effect can be provided for controlling the Escherichia coli in garget at present.

A beauty device includes a first electrode (110), a second electrode (120), and a control device. The first electrode (110) and the second electrode (120) are used to form an electric field inside theskin to form a path for the beauty ingredients of cosmetics to penetrate. The control device has a voltage control unit. The voltage control unit sets the duty ratio of the DC pulse voltage to over 50% and below 85%, and periodically applies a DC pulse voltage higher than that of the second electrode (120) to the first electrode (110). Thus, there are provided a control device capable of efficiently infiltrating the beauty ingredients of cosmetics into the skin, and a beauty device including the control device.

The invention discloses a forward osmosis treatment system of saline-alkaline water, comprising an exchange tank wherein a frame for mounting a forward osmosis membrane is mounted; two sides of the forward osmosis membrane are used for introducing drawing liquid and raw liquid respectively, the bottom of the exchange tank is connected respectively with a drawing liquid incoming pipe and a raw liquid incoming pipe, the top of the exchange tank is provided with a drawing liquid outgoing pipe and a raw liquid outgoing pipe, the drawing liquid outgoing pipe is connected to a concentration adjusting tank, and the raw liquid outgoing pipe is connected to a raw liquid concentrating and precipitating tank; the exchange tank is internally provided with a plurality of first partitions to the drawing liquid side, the first partitions are provided with first through holes, the exchange tank is internally provided with a plurality of second partitions to the raw liquid side, the second partitions are provided with second through holes, and the first partitions and the second partitions are mutually staggered. The invention also discloses a treatment method of the forward osmosis treatment system of saline-alkaline water. The defects of the prior art can be improved, and osmosis efficiency can be improved.