7 results about "Naphtha" patented technology

The low carbon olefin and arene producing process includes the following steps: hydroprocessing material oil to obtain hydrogenated tail oil; catalytically cracking and separating catalytically cracked oil and gas to obtain C2=-C3=, C2o-C3o, C4-C5, naphtha, LCO, etc.; returning C4-C5 to catalytical cracking, returning LCO to hydroprocessing, selectively hydrogenating and solvent extracting naphtha to obtain raffinate oil and arene as one target product; steam cracking raffinate oil, hydrogenated C2o-C4o, hydrogenated naphtha and cracked C2o-C3o and separating reacted oil and gas to obtain C2=-C3=, C2o-C3o, C4-C5, naphtha, etc.; returning C2o-C3o to steam cracking, and returning C4-C5 to catalytical cracking. The producing apparatus includes hydroprocessing unit, atalytically cracking unit, steam cracking unit, selectively hydrogenating unit and solvent extracting unit. The present invention produces low carbon olefin with heavy material and has propylene yield over 30 wt% and co-produced toluene, etc.

The invention relates to a Y-type molecular sieve-containing hydrocracking catalyst carrier and a preparation method thereof. The carrier consists of a modified Y-type molecular sieve and alumina, wherein the Y-type molecular sieve is obtained by the treatment by mixed aqueous solution of an aluminum salt and an acid and by hydrothermal treatment and has the properties of a specific surface of between 750 and 850m<2>/g, a total pore volume of between 0.35 and 0.48ml/g, a relative crystallinity of between 90 and 130 percent, a cell parameter of between 2.437 and 2.445nm, a silicon to aluminum molar ratio of between 15 and 70, an infrared acidity of between 0.5 and 1.0 mmol/g, a Bronsted acid to Lewis acid ratio of more than 7.0 and a sodium oxide content of less than or equal to 0.05 weight percent. The carrier can be used in the preparation of a hydrocracking catalyst, and the obtained catalyst has the characteristics of excellent catalytic activity, high heavy naphtha selectivity, high yield, high aromatic hydrocarbon potential content of the heavy naphtha and the like.

A naphtha reforming catalyst, comprising an alumina support and following components with the content calculated on the basis of the support: VIII group metal 0.1-2.0% by weight, VIM group metal 0.1-3.0% by weight, sulfate ion 0.45-3.0% by weight, and halogen 0.5-3.0% by weight. The catalyst is used in a naphtha reforming reaction without presulfurization and has a high aromatization activity and a selectivity.

The invention discloses an environment-friendly ceramic coating material for a water faucet. The environment-friendly ceramic coating material for the water faucet is prepared according to a formula comprising the following raw material components in percentage by mass: 80-100 parts of fluorocarbon resin, 8-10 parts of organosilicone oil, 3-5 parts of naphtha, 6-8 parts of polydimethylsiloxane, 10-12 parts of absolute ethyl alcohol, 5-8 parts of alkylphenol polyoxyethylene, 6-8 parts of castor oil polyethenoxy ether, 30-35 parts of an acrylic resin emulsion, 6-8 parts of a nano graphene oxide solution, 10-12 parts of perfluoropolyether, 5-6 parts of sodium chloride, 6-8 parts of disodium hydrogen phosphate, 5-6 parts of aluminum oxide, 6-10 parts of glass fiber powder, 5-8 parts of zinc powder, 6-8 parts of copper powder, 8-10 parts of carbon fiber powder, 8-10 parts of polybutylene terephthalate, 6-8 parts of calcium stearate, 5-8 parts of zinc stearate, 7-9 parts of sodium methyl silicate, 3-5 parts of isobutyl isobutyrate, 6-8 parts of ethlene bisstearamide and 8-10 parts of diethylene glycol monobutyl ether. The environment-friendly ceramic coating material for the water faucet has the advantages of corrosion resistance, wear resistance, high adhesive force, bright and clean appearance and compact coating structure.

The invention discloses methanol gasoline. The methanol gasoline is prepared from the following components in percentage by mass: 60-70% of methanol, 6-7% of aromatic hydrocarbon, 40-46% of naphtha, 0.004-0.0043% of sodium hydroxide, 0.3-0.33% of corrosion inhibitors, 0.2-0.23% of antioxidants, 0.5-0.53% of lubricants and 2-2.2% of stabilizers. The methanol gasoline has the following beneficial effects: (1) additives adopt raw materials with abundant sources, stable performance and clean emission after combustion, the mixing process is simple, the production cost is low, and the production process is free emission of three wastes; (2) the environment can be effectively protected, the fuel cost can be reduced, and the petroleum resource can be saved; and (3) the methanol gasoline has good protection effects on power systems and oil supply systems of vehicles. Actual test and inspection of the methanol gasoline show that power performance, lubrication performance, corrosion resistance, oxidation resistance, low-temperature ignition and oil consumption of the methanol gasoline are superior to that of 92# national 5 standard gasoline. The methanol gasoline fuel is simple in composition, wide in raw material resources, low in production cost, high in combustion performance, long in storage time, free of stratification and free of deterioration, and is worth of mass production, popularization and application.

The invention relates to walling glue prepared by adopting waste materials and a preparation method thereof. The glue comprises raw materials of 45-55 portions of special base glue mother liquid, 6-10 portions of special organosilicone coupling agent, 10-15 portions of natural emulsion, 1.5-3 portions of salt polyacrylate, 0.5-1 portion of potassium hydroxide, 0.5-1 portion of methyl dinaphthyl sodium sulfonate, 1.5-3 portions of zinc oxide and 1-6 portions of calcium carbonate, wherein the base glue mother liquid is prepared by adopting No.200 solvent naphtha to dissolve waste polystyrene and waste rubber tires, and the special organosilicone coupling agent is obtained in such a way that asphaltum and waste glass react in a high-temperature reactor. The raw materials are put in a retort and are evenly stirred at the temperature of 65-100 DEG C so as to be processed by polymerization for 2 hours, and a binder of the invention is obtained after cooling the product of reaction. The invention adopts waste plastic and rubber as raw materials, thereby being beneficial to reducing environmental pollution, saving material resources, having low production cost and being suitable for the binding of various materials, in particular the binding of inorganic materials such as walls, and the like.