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

The invention discloses a lignin cyclamine cationic-type asphalt emulsifier and a preparation method and application thereof. The molecular structure general formula of the emulsifier is as shown in the description, wherein R is a methyl group (-CH3) or an ethyl group (-C2H5) or a hydroxyethyl group (-C2H4OH), and LIGNIN represents a lignin molecular chain. The lignin cyclamine cationic-type asphalt emulsifier is prepared from, by mass, 100 parts of lignin, 159-230 parts of water, 19-27 parts of sodium hydroxide, 42-50 parts of N-aminoethylpiperazine, 23-29 parts of acrylic acid, 30-36 parts of formaldehyde (37%), 35-82 parts of tertiary amine with a low carbon number, 42-50 parts of industrial hydrochloric acid (30%) and 31-37 parts of epoxy chloropropane. According to the lignin cyclamine cationic-type asphalt emulsifier, the synthesis raw materials are easy to obtain, the production cost is low, the technology is simple, and high-temperature reacting is not needed; the emulsifier can emulsify different types of asphalt, the prepared emulsified asphalt is fine and uniform, the storage stability is good, and rapid-cracking cationic-type emulsified asphalt can be prepared.

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.

The invention discloses a tertiary amide quaternary ammonium salt type sodium hydroxypropyl sulfonate asphalt emulsifier and a preparation method thereof. The asphalt emulsifier is prepared from the following raw materials in molar proportions: octadecylamine, alcohol solvent, The molar ratio of N,N-dimethylacrylamide, epichlorohydrin and sodium bisulfite is 1mol: (4.00-9.00)mol: (2.00-2.10)mol: (1.00-1.15)mol: (1.05-1.25) ) mol. The alcoholic solvent is ethanol, methanol or isopropanol. The synthetic raw materials of the asphalt emulsifier of the invention are easy to obtain, the production cost is low, the process is simple, and no high-temperature reaction is required. It can emulsify various types of asphalt, the prepared emulsified asphalt is fine and uniform, has good storage stability, and can prepare cationic emulsified asphalt.

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.

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.