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33results about How to "Strong ionization ability" patented technology

Multi-positive-ion amide-type asphalt emulsifier and preparation method thereof

The present invention discloses a multi-positive-ion amide-type asphalt emulsifier and a preparation method thereof, and the asphalt emulsifier is prepared from raw materials of N-hydrogenated tallow-1,3-propylene diamine, an alcohol solvent, acrylamide, a low-carbon tertiary amine, industrial hydrochloride and epichlorohydrin in the molar ratio of N-hydrogenated tallow-1,3-propylene diamine to alcohol solvent to acrylamide to low-carbon tertiary amine to industrial hydrochloride to epichlorohydrin of 1mol: (5.00-11.00) mol: (3.00-3.10) mol: (2.02-2.10) mol: (2.02-2.10) mol: (2.02-2.08) mol. The alcohol solvent is ethanol, methanol or isopropanol. The low-carbon tertiary amine is a trimethylamine aqueous solution, triethylamine or triethanolamine. The asphalt emulsifier synthetic raw materials are readily available, production cost is low, a process is simple, and a high temperature reaction is not required. The asphalt emulsifier can emulsify a variety of different types of asphalt, the prepared emulsified asphalt is fine, uniform, and good in storage stability, and positive-ion-type emulsified asphalt can be prepared.
Owner:SHANDONG UNIV

Dicationic amide type asphalt emulsifier and preparation method therefor

The invention discloses a dicationic amide type asphalt emulsifier, the molecular structure of which is represented by a formula, wherein R is a methyl group (-CH3), an ethyl group (-C2H5) or an alcoholic group (-C2H4OH); The emulsifier is prepared from the following raw materials in a following molar ratio: octadecylamine: an alcohol solvent: acrylamide: low carbon number tertiary amine: technical hydrochloric acid: epichlorohydrin=1mol:(4.00-9.00)mol:(2.00-2.10)mol:(1.02-1.10)mol:(1.02-1.10)mol:(1.02-1.08)mol. The dicationic amide type asphalt emulsifier disclosed by the invention is easily available in synthetic raw materials, low in production cost, simple in process and free of high-temperature reactions. The emulsifier can be used for emulsifying asphalt in various different types and the prepared emulsified asphalt is fine and smooth and uniform and good in storage stability. The emulsifier can be used for prepare rapid type cationic emulsified asphalt.
Owner:SHANDONG UNIV

Lignin polyamine cation type asphalt emulsifier as well as preparation method and application thereof

The invention discloses a lignin polyamine cation type asphalt emulsifier as well as a preparation method and an application thereof. The asphalt emulsifier has the molecular structural general formula shown in the specification, wherein R refers to methyl (-CH3), ethyl (-C2H5) or an ethoxy group (-C2H4OH); LIGNIN refers to a lignin molecular chain. Acrylic acid, triethylene tetramine, low-carbon-number tertiary amine and epoxy chloropropane are added to raw materials, so that a prepared asphalt emulsifier molecule adopts the polyamine cation type chemical structure, the charge strength of the asphalt emulsifier molecule is enhanced, and the hydrophilia of the asphalt emulsifier molecule is improved.
Owner:SHANDONG UNIV

Tertiary amide quaternary ammonium salt type hydroxypropyl sodium sulfonate asphalt emulsifier and preparation method thereof

The invention discloses a tertiary amide quaternary ammonium salt type hydroxypropyl sodium sulfonate asphalt emulsifier and a preparation method thereof. The asphalt emulsifier is prepared from the following raw materials according to molar ratio: octadecylamine, an alcohol solvent, N,N-dimethylacrylamide, epoxy chloropropane and sodium hydrogen sulfite of which the molar ratio is 1mol to (4.00 to 9.00)mol to (2.00 to 2.10)mol to (1.00 to 1.15)mol to (1.05 to 1.25)mol. The alcohol solvent is ethanol, methanol or isopropyl alcohol. The asphalt emulsifier disclosed by the invention has the advantages of easily-obtained synthetic raw materials, low production cost, simple process and no need of a high temperature reaction; the asphalt emulsifier can be used for emulsifying multiple asphalts of different modes; prepared emulsified asphalt is fine, uniform and good in storage stability, and can be used for preparing cationic emulsified asphalt.
Owner:SHANDONG UNIV

Carboxylic acid biquaternary ammonium salt type sodium hydroxypropyl sulfonate asphalt emulsifier and preparation method thereof

The invention discloses a carboxylic acid biquaternary ammonium salt type sodium hydroxypropyl sulfonate asphalt emulsifier, the molecular structure of which is as shown in the specification. The product is prepared from raw materials including N-hydrogenated tallow-1,3-trimethylenediamine, an alcohols solvent, acrylic acid, chloropropylene oxide and sodium bisulfate at the molar ratio of 1 mol: (5.00-11.00) mol: (3.00-3.10) mol: (2.00-2.30) mol: (2.10-2.50) mol. The asphalt emulsifier of the invention has advantages as follows: production cost is low; the process is simple; and high-temperature reaction is not required.
Owner:SHANDONG UNIV

Secondary amide di-quaternary ammonium salt type hydroxypropyl sodium sulfonate asphalt emulsifier and preparation method thereof

The invention discloses a secondary amide di-quaternary ammonium salt type hydroxypropyl sodium sulfonate asphalt emulsifier and a preparation method thereof, wherein the secondary amide di-quaternary ammonium salt type hydroxypropyl sodium sulfonate asphalt emulsifier is prepared from the following raw materials N-hydrogenated tallow-1,3-propylene diamine, an alcohol solvent, N-hydroxymethyl acrylamide, epichlorohydrin and sodium bisulfite according to a molar ratio of 1:(5.00-11.00):(3.00-3.10):(2.00-2.30):(2.10-2.50), and the alcohol solvent is ethanol, methanol or isopropanol. According to the present invention, the preparation method has advantages of easily available raw material, low production cost, simple process and no requirement of high temperature reaction; and the obtained secondary amide di-quaternary ammonium salt type hydroxypropyl sodium sulfonate asphalt emulsifier can emulsify a variety of different types of asphalts, and can be used for preparing cationic emulsified asphalts, and the emulsified asphalt prepared from the secondary amide di-quaternary ammonium salt type hydroxypropyl sodium sulfonate asphalt emulsifier has advantages of fine and uniform property and good storage stability.
Owner:SHANDONG UNIV

Primary amide quaternary ammonium salt type sodium hydroxypropyl sulfonate asphalt emulsifier and preparation method thereof

The invention discloses a primary amide quaternary ammonium salt sodium hydroxypropyl sulfonate asphalt emulsifier with a molecular structure shown in the specification, and the asphalt emulsifier is prepared from the following raw materials of octadecylamine, an alcohols solvent, acrylamide, epoxy chloropropane, and sodium hydrogen sulfite according to the molar radio of 1 mol to (4.00-9.00) mol to (2.00-2.10) mol to (1.00-1.15) mol to (1.05-1.25) mol. The asphalt emulsifier provided by the invention is low in preparation cost and simple in process and does not need high-temperature reaction.
Owner:SHANDONG UNIV

Dicationic tertiary amide asphalt emulsifier and preparation method thereof

The invention discloses a dicationic tertiary amide asphalt emulsifier. A molecular structure is as shown in the specification, wherein R=methyl(-CH3), ethyl(-C2H5), ethoxy(-C2H4OH). The dicationic tertiary amide asphalt emulsifier is prepared from the following raw materials of octadecylamine, an alcohol solvent, N,N-dimethylacrylamide, low-carbon tertiary amine, industrial hydrochloric acid and epoxy chloropropane at the molar ratio of 1mol:(4.00-9.00)mol:(2.00-2.10)mol:(1.02-1.10)mol:(1.02-1.10)mol:(1.02-1.08)mol. The N,N-dimethylacrylamide is taken as a reaction raw material of the asphalt emulsifier and is a liquid raw material, so that charging and mixing with other raw materials are facilitated; and the reaction process is exothermic reaction, so that the reaction energy consumption is reduced. The asphalt emulsifier is low in production cost, simple in process and free of high-temperature reaction.
Owner:SHANDONG UNIV

Lignin polyamine cation rapid-cracking type asphalt emulsifier and preparation method thereof

The invention discloses a lignin polyamine cation rapid-cracking type asphalt emulsifier and a preparation method thereof. The molecular structure of the emulsifier is as shown in the specification. In the formula, R is methyl (-CH3), ethyl (-C2H5) or ethoxyl (-C2H4OH); LIGNIN represents a lignin molecular chain. The lignin polyamine cation rapid-cracking type asphalt emulsifier is prepared from the following raw materials in parts by weight: lignin, water, sodium hydroxide, diethylenetriamine, crylic acid, formaldehyde (37%), low-carbon-number tertiary amine and industrial hydrochloric acid in a ratio of 100:(159-230):(19-27):(32-40):(23-29):(30-36):(35-82):(42-50):(31-37). The lignin polyamine cation rapid-cracking type asphalt emulsifier disclosed by the invention is high in synthesis raw material availability, low in production cost, simple in process and free of high-temperature reaction. Multiple types of asphalt of different models can be emulsified, the prepared emulsified asphalt is fine and uniform, the storage stability is good, and the rapid-cracking type cation emulsified asphalt can be prepared.
Owner:SHANDONG UNIV

Surface plasma resonance and mass spectrum combined device and application method thereof

The invention discloses a surface plasma resonance and mass spectrum combined device and an application method thereof. By the surface plasma resonance and mass spectrum combined device, real-time online combination of the surface plasma resonance technology and the mass spectrum technology is achieved in analytical chemistry. The surface plasma resonance and mass spectrum combined device is characterized in that a dielectric barrier discharge ion (DBDI) source is used as the ion source of a mass spectrometer, the DBDI source is placed at the front end of the inlet of the mass spectrometer, and the outlet of the DBDI source is allowed to face the inlet of the mass spectrometer; the analyzing solution of a surface plasma resonance instrument is introduced into a spray needle; the spray needle is arranged between the DBDI source and the inlet of the mass spectrometer, and a spray direction faces a DBDI source-mass spectrometer connecting line. When the surface plasma resonance and mass spectrum combined device works, the analyzing solution of the surface plasma resonance instrument is atomized by the spray needle, ionized by the DBDI source and introduced into the mass spectrometer for analysis, and surface plasma resonance data and mass spectrum data can be acquired at the same time in the same analysis.
Owner:PEKING UNIV

Arc plasma generator provided with plasma cooling device

The invention relates to an arc plasma generator provided with a plasma cooling device. The arc plasma generator is characterized by comprising the plasma cooling device installed at the front end ofthe arc plasma generator. The plasma cooling device comprises a cooling machine base and a cooling pipe group installed on the cooling machine base. The cooling pipe group is formed by installing an outer pipe, a middle pipe and an inner pipe in a sleeving mode. An end portion sealing ring is arranged at the outlet end of the outer pipe, a middle pipe fixing support is arranged on the end portionsealing ring, the middle pipe fixing support comprises at least two thin plates with radians evenly arranged on the end portion sealing ring, and the outlet end of the inner pipe and the inner ring ofthe end portion sealing ring are connected. An input connector is installed on the side wall of the outer pipe, and an output connector is arranged on the cooling machine base. The arc plasma generator can quickly realize plasma cooling.
Owner:YANTAI HEALING TECH CO LTD

Red-light plastic scintillator as well as preparation method and application thereof

ActiveCN112239667ACapable of neutron gamma discriminationHigh mechanical strengthLuminescent compositionsTrappingScintillator
The invention discloses a red-light plastic scintillator and a preparation method and application thereof. The red-light plastic scintillator is composed of a scintillator matrix, and a triplet trapping agent, a singlet trapping agent and a wave-shifting agent, which are co-doped in thescintillator matrix, wherein thescintillator matrix is AS, the triplet trapping agent is Eu(DBM)3Phen, the singlet trapping agent is TPB or BPEA, and the wave-shifting agent is DCM; the obtained red-light plastic scintillator has neutron gamma discrimination capability, has good mechanical strength and stability, and can be applied to a neutron detector.
Owner:XIANGTAN UNIV

Efficient ionization reaction of compound with carboxylic acid group under catalysis of surface plasmon

PendingCN112881361AEfficient ionizationFast and efficient ionization reactionRaman scatteringChemical compoundSurface plasmon polariton
The invention discloses an efficient ionization reaction of a compound with a carboxylic acid group under catalysisof surface plasmon . The method comprises the following steps: dissolving the compound with the carboxylic acid group in ethanol, mixing an ethanol solution of the compound with the carboxylic acid group with an SERS substrate, and carrying out laser irradiation. Under laser irradiation, disulfide bonds of DTBA molecules are destroyed to form bimolecules similar to 4-MBA, the bimolecules are adsorbed on the surface of AgNPs, and bimolecular coupling greatly increases the possibility of combination of the molecules and the Ag NPs, so that the ionization reaction is stably and effectively carried out. Under monitoring of surface enhanced Raman spectroscopy (SERS), the occurrence of the efficient ionization reaction provides a certain value for the development of further related reactions, and the efficient ionization reaction also has wide application in pH sensors and intracellular pH monitoring.
Owner:LIAONING UNIVERSITY

Dicationic and monoanionic tertiary amide asphalt emulsifier and preparation method thereof

The invention discloses a dicationic and monoanionic tertiary amide asphalt emulsifier and a preparation method thereof. The asphalt emulsifier is prepared from the following raw materials of octadecylamine, an alcohol solvent, N,N-dimethylacrylamide, low-carbon tertiary amine, industrial hydrochloric acid, epoxy chloropropane and sodium chloroacetate at the molar ratio of 1mol:(4.00-9.00)mol:(1.00-1.08)mol:(1.02-1.10)mol:(1.02-1.10)mol:(1.02-1.08)mol:(1.02-1.10)mol. An amide group is introduced into a molecular structure of the prepared asphalt emulsifier through adding N,N-dimethylacrylamide to form the dicationic and monoanionic tertiary amide asphalt emulsifier, so that the hydrophilicity of the asphalt emulsifier and the compatibility of the emulsifier and asphalt are improved.
Owner:SHANDONG UNIV

A kind of secondary amide diquaternary ammonium salt type sodium hydroxypropyl sulfonate asphalt emulsifier and its preparation method

The invention discloses a secondary amide di-quaternary ammonium salt type hydroxypropyl sodium sulfonate asphalt emulsifier and a preparation method thereof, wherein the secondary amide di-quaternary ammonium salt type hydroxypropyl sodium sulfonate asphalt emulsifier is prepared from the following raw materials N-hydrogenated tallow-1,3-propylene diamine, an alcohol solvent, N-hydroxymethyl acrylamide, epichlorohydrin and sodium bisulfite according to a molar ratio of 1:(5.00-11.00):(3.00-3.10):(2.00-2.30):(2.10-2.50), and the alcohol solvent is ethanol, methanol or isopropanol. According to the present invention, the preparation method has advantages of easily available raw material, low production cost, simple process and no requirement of high temperature reaction; and the obtained secondary amide di-quaternary ammonium salt type hydroxypropyl sodium sulfonate asphalt emulsifier can emulsify a variety of different types of asphalts, and can be used for preparing cationic emulsified asphalts, and the emulsified asphalt prepared from the secondary amide di-quaternary ammonium salt type hydroxypropyl sodium sulfonate asphalt emulsifier has advantages of fine and uniform property and good storage stability.
Owner:SHANDONG UNIV

Preparation method of fireproof glass

InactiveCN111977992AImprove thermal stress resistanceHigh strengthGlass tempering apparatusOrganic filmGlass sheet
The invention discloses a preparation method of fireproof glass. The method comprises the following steps of firstly preparing sheet glass, clamping a transparent organic film between the two pieces of sheet glass, and performing bonding and fixing to form a glass sheet; performing edge sealing on the periphery of the glass sheet through glass cement to form sealed hollow glass, and reserving an extraction opening in the side edge; vacuumizing the hollow glass in the extraction opening, and sealing the extraction opening to obtain semi-finished fireproof glass; conveying the semi-finished fireproof glass into a coating device, arranging a plurality of groups of coating rollers which relatively rotate up and down in the coating device, and coating the outer side of the fireproof glass witha salt solution when the semi-finished fireproof glass passes through the coating device; and heating the coated fireproof glass in a toughening furnace, keeping the temperature for a period of time,taking out the fireproof glass, and naturally cooling the fireproof glass to the room temperature to obtain the finished fireproof glass. The invention provides fireproof hollow glass with excellent fireproof performance.
Owner:广西创兴玻璃科技有限公司

A kind of primary amide diquaternary ammonium salt type sodium hydroxypropyl sulfonate asphalt emulsifier and its preparation method

The invention discloses a primary amide biquaternary ammonium salt type hydroxypropyl sodium sulfonate asphalt emulsifier, the molecular structure of which is as shown in the specification. The primary amide biquaternary ammonium salt type hydroxypropyl sodium sulfonate asphalt emulsifier is prepared from the raw materials including N-hydrogenated tallow-1,3-diaminopropane, an alcohols solvent, acrylamide, epoxy chloropropane and sodium bisulfate at the molar ratio of (5.00-11.00) mol: (3.00-3.10) mol: (2.00-2.30) mol: (2.10-2.50) mol. The invention has the following advantages: production cost of the asphalt emulsifier is low; the process is simple; and high-temperature reaction is not required.
Owner:SHANDONG UNIV

Preparation method and application of titanium-oxygen material

The invention discloses a preparation method and application of a titanium-oxygen material. The preparation method of the titanium-oxygen material comprises the following steps: in an oxygen-free environment, radiating preparation raw materials by adopting charged particles and gamma ray in sequence. The preparation raw materials comprise a titanium oxide and a free radical quenching agent. According to the preparation method of the titanium-oxygen material, charged particle irradiation and gamma ray irradiation are sequentially carried out, so that oxygen vacancies are distributed on the bulk phase and the surface of the titanium-oxygen material, and the catalytic activity of the obtained titanium-oxygen material can be improved.
Owner:湖南省核农学与航天育种研究所

A kind of lignin polyamine quaternary ammonium salt cationic asphalt emulsifier and its preparation method

The invention discloses a lignin polyamine quaternary ammonium salt cationic asphalt emulsifier and a preparation method and application thereof. A molecular structural general formula of the emulsifier is shown as follows, wherein R refers to methyl(-CH3), ethyl(-C2H5) or ethoxy(-C2H4OH), and LIGNIN represents lignin molecular link. By adding acrylic acid, tetraethylenepentamine, low-carbon-number tertiary amine and epoxy chloropropane into raw materials, molecules of the asphalt emulsifier prepared by the method are of a polyamine quaternary ammonium salt cationic chemical structure, charge strength of the molecules of the asphalt emulsifier is improved, and hydrophilicity of the molecules of the asphalt emulsifier is improved. Therefore, emulsifying performance of the asphalt emulsifier is improved, and using performance emulsified asphalt is improved.
Owner:SHANDONG UNIV
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