37results about How to "With warm mixing effect" patented technology

The invention discloses a warm mixing hard asphalt mixture and a preparation method thereof. The warm mixing hard asphalt mixture comprises the following components in parts by weight: 4.0-6.0 parts of warm mixing hard asphalt, 1.0-3.0 parts of mineral powder and 91.0-95.0 parts of aggregates. The warm mixing hard asphalt comprises the following components in parts by weight: 0.5-7 parts of a warm mixing agent and 93-99.5 parts of matrix asphalt. The preparation method of the warm mixing agent comprises the following steps: under the effect of a catalyst, reacting macromolecular alkane with halogen simple substances to obtain a midbody; evenly mixing aromatic oil with a complex to obtain an aromatic complex component; and reacting the aromatic complex component and the midbody at a certain temperature to obtain the warm mixing agent used in the invention. The warm mixing hard asphalt used in the warm mixing hard asphalt mixture contains the warm mixing agent, the warm mixing effect can be achieved, the high-temperature performance and low-temperature performance of the asphalt are considered, the generation amount of harmful gas is reduced, the caking property of the asphalt is improved, the heat stability of the asphalt can be improved, and the anti-ageing performance is also improved.

The invention provides warm-mixed colorful synthetic asphalt and a preparation method thereof. The warm-mixed colorful synthetic asphalt is prepared from the following components in parts by mass: 1-7parts of warm mixing agent, 88-97 parts of synthetic asphalt and 2-5 parts of a coloring agent. A preparation method of the warm mixing agent comprises the following steps: firstly, enabling high molecular alkane to react with a halogen element in presence of a first catalyst to obtain an intermediate; evenly mixing first aromatic hydrocarbon oil with a complex to obtain an aromatic hydrocarbon complex component; then, mixing the aromatic hydrocarbon complex component with the intermediate for carrying out a reaction to obtain the warm mixing agent. The warm0mixed colorful synthetic asphalt is not only low in use temperature, but also can improve the heat stability and heat aging resistance of the asphalt, so that colorful asphalt pavement is bright in colorful, and the service life of the colorful asphalt pavement is prolonged.

The invention discloses warm-mixed flame retardant asphalt and a preparation method thereof. The warm-mixed flame retardant asphalt is prepared from a warm mixing agent, matrix asphalt and a flame retardant. A preparation method of the warm mixing agent comprises the following steps: firstly, enabling high molecular alkane to react with a halogen element in presence of a first catalyst to obtain an intermediate; evenly mixing aromatic hydrocarbon oil with a complex to obtain an aromatic hydrocarbon complex component; then, mixing the aromatic hydrocarbon complex component with the intermediatefor carrying out a reaction to obtain the warm mixing agent. The warm-mixed flame retardant asphalt is not only good in flame-retardant effect and low in use temperature, but also can improve the heat stability and heat aging resistance of the asphalt, so that the generation amount of harmful gases is obviously reduced during asphalt construction.

The invention discloses a warm-mixing sulfur asphalt mixture and a preparation method thereof. The warm-mixing sulfur asphalt mixture is prepared from 4.0 to 6.0 parts of warm-mixing sulfur asphalt, 1.0 to 3.0 parts of mineral powder and 91.0 to 95.0 parts of aggregate, wherein the warm-mixing sulfur asphalt is prepared from 0.5 to 7 parts of warm-mixing agent, 33 to 79.5 parts of matrix asphalt and 20 to 60 parts of sulfur; the warm-mixing agent is prepared by adopting the following method: firstly, reacting polymer paraffin with a halide element at a certain temperature and a pressure under the action of a catalyst to obtain an intermediate; uniformly mixing aromatic hydrocarbon oil with a complex to obtain an aromatic hydrocarbon complexing component; secondly, reacting the aromatic hydrocarbon complexing component with the intermediate at a certain temperature to obtain the warm-mixing agent for the warm-mixing sulfur asphalt mixture disclosed by the invention. The mixture disclosed by the invention uses sulfur asphalt containing the warm-mixing agent; by use of the warm-mixing agent, thermal stability of the asphalt is improved, the aging resistant property is improved, the use temperature of the mixture is reduced, and the pollution of the mixture to air due to release of harmful gases in a use process is reduced.

The invention discloses warm mixed epoxy asphalt. The product comprises a warm mixed asphalt, an epoxy resin composition and a curing agent. The warm mixed asphalt comprises a warm mixing agent and matrix asphalt. The warm mixing agent is prepared by performing a sweating process by taking a byproduct polyethylene wax as a raw material. In the sweating process, oil soluble organic matters capable of decomposed to generate gas are pre-added into the byproduct polyethylene wax raw material, and micro-bubbles are formed in a wax layer by means of gas generated by the byproduct polyethylene wax which is heated, so that a liquid component is quickly discharged and separated; meanwhile, in the sweating process, the liquid component is carried out through the wax layer by means of the air flow to separate the solid component from the liquid component in a forced manner, so that the low molecular weight components in the raw material are removed more effectively. The warm mixing agent used in the product not only can play a warm mixing role on the asphalt, but also can improve the thermal stability of the asphalt, improve the anti-thermal aging property, reduce the fusing temperature of the asphalt and the viscosity at the temperature, and reduce the generation amount of harmful gas.

The invention discloses a warm mix hard asphalt mixture and a preparation method thereof, wherein the warm mix hard asphalt mixture comprises 4.0-6.0 parts of a warm mix hard asphalt, 1.0-3.0 parts of ore powder, and 91.0-95.0 parts of an aggregate, and the warm mix hard asphalt comprises 0.5-7 parts of a warm mix agent and 93-99.5 parts of matrix asphalt. The warm mix agent preparation method comprises: under the effect of a catalyst, carrying out a reaction on a macromolecule alkane and an elemental halogen to obtain an intermediate; carrying out a reaction on an aromatic hydrocarbon oil and a complexing compound under the effect of a catalyst to obtain an aromatic hydrocarbon complexing component; and carrying out a reaction on the aromatic hydrocarbon complexing component and the intermediate at a certain temperature, and aging to obtain the warm mix agent. According to the present invention, the warm mix hard asphalt used in the warm mix hard asphalt mixture contains the warm mix agent, such that the warm mix effect can be provided, the high temperature performance and the low temperature performance of the asphalt are considered, the harmful gas generation is reduced, the adhesion of the asphalt is improved, the thermal stability of the asphalt is improved, and the aging resistance is improved.

The invention provides warm-mixed polymer modified asphalt and a preparation method thereof. The asphalt is prepared from components in parts by mass as follows: 1-7 parts of a warm-mixing agent, 2-5 parts of a polymer, 88-97 parts of substrate asphalt as well as sulfur accounting for 0.01%-0.07% of the total mass of the three components. The warm-mixing agent is prepared with the following method: under the action of a catalyst, high polymer alkane firstly reacts with elementary halogen at a certain temperature and under certain pressure to produce an intermediate; aromatic oil and a complex are uniformly mixed to form an aromatic complex component; then the aromatic complex component reacts with the intermediate at a certain temperature to produce the warm-mixing agent. The warm-mixing agent used in the warm-mixed polymer modified asphalt can have a warm-mixing effect on asphalt, considers high / low-temperature performance of asphalt and can improve the thermal stability of asphalt, improve aging resistance, reduce thermal ageing of asphalt and decrease harmful gas production.

The invention provides a solid warm-mix modified double-effect asphalt modifier and a preparation method thereof, which is mainly prepared from the following raw materials: MAH-g-POE, lysine hydrochloride and polyether glycol monomethyl ether . The solid warm-mix modified double-effect asphalt modifier has dual functions of warm mix and modification. Specifically, the polyether segment contained in it has non-ionic surface activity and lubricating effect, which can reduce the surface interfacial tension between asphalt and aggregate stones, improve the fluidity of the asphalt mixture, and make the asphalt mixture far below the hot mixing temperature. Mix evenly with mineral materials to achieve warm mixing effect. The POE chain contained in it has strong toughness, which can effectively improve the high temperature shear resistance and impact resistance of asphalt mixture, thereby improving the high temperature rutting resistance and low temperature flex resistance of asphalt modified materials; the grafted horse The acid amide group has strong polarity, which makes the asphalt mixture and aggregate stones tightly wrapped, and the mixture is more uniform; realizes the modification effect and improves the pavement performance of the asphalt mixture.

The present invention provides a warm mix sulfur asphalt, which comprises, by mass, 0.5-7 parts of a warm mix agent, 33-79.5 parts of a matrix asphalt, and 20-60 parts of sulfur. The warm mix agent preparation method comprises: under the effect of a catalyst, carrying out a reaction on a macromolecule alkane and an elemental halogen at a certain temperature under a certain pressure to obtain an intermediate; carrying out a reaction on an aromatic hydrocarbon oil and a complexing compound under the effect of a catalyst to obtain an aromatic hydrocarbon complexing component; and carrying out a reaction on the aromatic hydrocarbon complexing component and the intermediate at a certain temperature, and aging to obtain the warm mix agent. According to the present invention, with the warm mix agent, the warm mix effect is provided for the asphalt, the high temperature performance and the low temperature performance of the asphalt are considered, the thermal stability of the asphalt is improved, and the aging resistance is improved; and with the application of the warm mix agent and the asphalt to prepare the warm mix asphalt, the melting temperature of the asphalt and the viscosity of the asphalt at the melting temperature are reduced, and especially during the preparation of sulfur asphalt, the preparation temperature of the sulfur asphalt can be reduced, and the harmful gas generation can be reduced.

The invention discloses a warm-mixing epoxy asphalt mixture and a preparation method thereof. The warm-mixing epoxy asphalt mixture comprises the following components by weight percentage: 4.0-6.0% of warm-mixing epoxy asphalt, 1.0-3.0% of ore powder, and 91.0-95% of an aggregate; wherein, the warm-mixing epoxy asphalt mixture comprises a component A, a component B, and a component C, wherein the component A is warm-mixing asphalt, the warm-mixing asphalt comprises a warm-mixing agent and a matrix asphalt; the component B is an epoxy resin composition; and the component C is a curing agent. The preparation method of the warm-mixing agent comprises the following steps: under the effect of a catalyst, high-molecular alkane is reacted with a halogen simple substance to obtain an intermediate; aromatic hydrocarbons oil and a complex are uniformly mixed to obtain an aromatic hydrocarbons complexation component under effect of a second catalyst; and the aromatic hydrocarbons complexation component and the intermediate are reacted and slaked to obtain the warm-mixing agent. The epoxy asphalt mixture has good Marshall stabilization degree, rut resistance and water damage resistance capabilities.