83results about How to "Play the role of physical peptization" patented technology

The invention discloses an alumina formed body, and a preparation method and an application thereof. The preparation method comprises the following steps: optionally drying a formed body of a boron-containing hydrated alumina composition having a phi value being 1.8-5 and containing hydrated alumina and a compound having at least two proton acceptor sites, and calcining the dried formed body in anoxygen-containing atmosphere in the presence of water steam. The invention also discloses a catalyst having a hydrogenation catalysis effect and using the alumina formed body as a carrier, a preparation method thereof, and a hydrotreatment method. The formed body having a high strength is prepared from hydrated alumina wet gel, so the step for drying the hydrated alumina wet gel is omitted, extrawater introduced for processing dry glue powder into a formable material is avoided during the preparation of a formed raw material, the total process flow is simplified, the total operating energy consumption is reduced, dust pollution initiated by pseudo-boehmite dry glue powder used as a raw material is avoided, and the working environment is improved.

The invention relates to the technical field of hydrocarbon oil hydrogenation, in particular to a catalyst with hydrogenation catalysis, a preparation method and application thereof, and a heavy oil hydrogenation deasphaltene method. The catalyst contains a carrier and a hydrogenation active component loaded on the carrier, the hydrogenation active component contains at least one VB group metal element, and the carrier will contain hydrated alumina and have at least two proton acceptor sites Compounds and compositions of boron-containing compounds are formed. The catalyst of the present invention uses hydrated alumina wet gel as a starting material to prepare a higher-strength carrier, omits the step of drying the hydrated alumina wet gel, simplifies the overall process flow, and reduces the overall operating energy consumption , avoiding the dust pollution caused by using pseudo-boehmite dry rubber powder as the raw material to prepare the carrier, and greatly improving the working environment.

The invention relates to the technical field of hydrocarbon oil hydrogenation, and concretely discloses a hydrogenation protection catalyst, a preparation method and an application thereof, and a hydrocarbon oil hydrotreatment method. The catalyst contains a carrier and hydrogenation active components supported on the carrier, and the carrier is obtained through forming a hydrated alumina composition having a phi value being 1.8-5 and containing hydrated alumina, a compound having at least two proton acceptor sites and an alkali earth metal-containing compound. The invention also discloses thehydrocarbon oil hydrotreatment method using the catalyst. The carrier of the catalyst, having a high strength, is prepared from hydrated alumina wet gel, so the step for drying the hydrated alumina wet gel is omitted, the total process flow is simplified, the total operating energy consumption is reduced, and dust pollution initiated by pseudo-boehmite dry glue powder used as a raw material to prepare the carrier is avoided. The catalyst has a high catalytic activity, and can effectively reduce the content of metal impurities in hydrocarbon oil and prolong the service life of a hydrogenationcatalyst main agent.

The invention discloses an alumina formed body, a preparation method and an application thereof, and a production forming system. The preparation method comprises the following steps: optionally drying a formed body of a hydrated alumina composition having a phi value being 5 or less and containing hydrated alumina and a compound having at least two proton acceptor sites, and calcining the dried formed body in an oxygen-containing atmosphere in the presence of water steam. The invention also discloses a catalyst having a hydrogenation catalysis effect and using the alumina formed body as a carrier, a preparation method thereof, and a hydrotreatment method. The formed body having a high strength is prepared from hydrated alumina wet gel, so the step for drying the hydrated alumina wet gel is omitted, the total process flow is simplified, the total operating energy consumption is reduced, dust pollution is avoided, and the working environment is improved. The catalyst prepared by adopting the alumina formed body as a carrier has an improved catalysis activity in hydrocarbon oil hydrotreatment.

The invention discloses a halogen-containing alumina molded body and a preparation method and application thereof. The preparation method comprises optionally drying a molded body of a hydrated alumina composition containing hydrated alumina, a compound containing at least two proton acceptor sites and a halogen-containing compound and having the phi value of 5 or less shown in the description, and roasting the molded body in an oxygen-containing atmosphere in the presence of vapor. The invention also discloses a catalyst using the alumina molded body as a carrier and having hydrogenation catalysis effects, a preparation method thereof and a hydrogenation treatment method. The high strength molded body is prepared from hydrated alumina wet gel as a starting raw material so that the hydrated alumina wet gel drying process is avoided. The overall processes are reduced, overall operation energy consumption is reduced, the dust pollution is avoided and the working environment is greatly improved. The catalyst using the alumina molded body as a carrier has high catalytic activity in the hydrotreatment on hydrocarbon oil.

The invention relates to the technical field of hydrocarbon oil hydrogenation, and concretely discloses a catalyst having a hydrogenation catalysis effect, a preparation method and an application thereof, and a heavy oil hydrogenating and deasphaltenizing method. The catalyst contains a carrier and hydrogenation active components supported on the carrier, and the carrier is obtained through forming a hydrated alumina composition having a phi value being 1.8-5 and containing hydrated alumina, a compound having at least two proton acceptor sites and a phosphorus-containing compound. The invention also discloses the heavy oil hydrogenating and deasphaltenizing method using the catalyst. The carrier of the catalyst, having a high strength, is prepared from hydrated alumina wet gel, so the stepfor drying the hydrated alumina wet gel is omitted, the total process flow is simplified, the total operating energy consumption is reduced, dust pollution initiated by pseudo-boehmite dry glue powder used as a raw material to prepare the carrier is avoided, and the working environment is greatly improved. The catalyst has a high catalytic activity.

The invention discloses a hydrated alumina composition and a preparation method thereof and a molded body and application thereof. The composition contains hydrated alumina, a BETA molecular sieve, aZSM molecular sieve and a compound with at least two proton acceptor sites and the value of phi of 5 or less. The present invention also discloses a hydrogenation catalyst using the molded body prepared from the hydrated alumina composition as a carrier, a preparation method and a hydrocracking method. The molded body with higher strength is prepared from hydrated alumina wet gel as a starting material, the step of drying of the hydrated alumina wet gel is omitted, the overall process flow is simplified, the overall operation energy consumption is reduced, dust pollution caused by use of pseudoboehmite dry powder as a raw material is avoided, and the working environment is greatly improved. The catalyst using the molded body prepared from the hydrated alumina composition as the carrier shows a higher catalytic activity in hydrocarbon oil hydrocracking.

The invention discloses a phosphorous-containing hydrated alumina composition and molded body, a preparation method and application thereof, a catalyst and a preparation method thereof. The composition contains hydrated alumina, a compound containing at least two proton acceptor sites and a boron-containing compound. The composition has the phi value of 5 or less shown in the description. The invention also discloses a catalyst using the molded body of the phosphorous-containing hydrated alumina composition as a carrier and having hydrogenation catalysis effects, a preparation method thereof and a hydrogenation treatment method. The high strength molded body is prepared from hydrated alumina wet gel as a starting raw material so that the hydrated alumina wet gel drying process is avoided.In molded raw material preparation, water for preparation of the molded material from pseudo-boehmite dry glue powder is avoided so that the overall processes are reduced, overall operation energy consumption is reduced, the dust pollution caused by the use of pseudo-boehmite dry glue powder as a raw material is avoided and the working environment is greatly improved.

The invention discloses a hydrogenation protection catalyst, a preparation method and applications thereof, wherein the catalyst contains a carrier and a hydrogenation active component supported on the carrier, the carrier is formed by molding a hydrated alumina composition, and the hydrated alumina composition contains hydrated alumina and a compound having at least two proton acceptor sites, andhas the [phi] value of the composition is 1.8-5. The present invention further discloses a hydrocarbon oil hydrotreatment method using the catalyst. According to the present invention, the high-strength carrier is prepared by using the hydrated alumina wet gel as the starting raw material, such that the hydrated alumina wet gel drying step is eliminated, the total process is simplified, the wholeoperation energy consumption is reduced, the dust pollution caused by the application of the pseudoboehmite dry glue powder as the carrier preparation raw material is avoided, and the working environment is substantially improved; and the hydrogenation protection catalyst has high catalytic activity, can effectively reduce the metal impurity content in hydrocarbon oil, and can prolong the servicelife of the hydrogenation catalysis main agent.

The invention discloses a hydrated alumina composition and a preparation method thereof, a molding body, a preparation method and applications thereof, and a production molding system. The hydrated alumina composition contains hydrated alumina and a compound having at least two proton acceptor sites, wherein the [phi] value of the composition is 1.8-5. The present invention further discloses a catalyst using a molding body formed from the hydrated alumina composition as a carrier and having hydrogenation catalysis effect, and a preparation method thereof, and a hydrotreating method. Accordingto the present invention, the high-strength molding body is prepared by using the hydrated alumina wet gel as the starting raw material, such that the hydrated alumina wet gel drying step is eliminated; during the preparation of the molding raw material, the pseudoboehmite dry glue powder is blended into the moldable material without the adding of water, such that the total process is simplified,the operation energy consumption is reduced, and the dust pollution caused by the application of the pseudoboehmite dry glue powder as the raw material is avoided; and the catalyst using the molding body prepared from the hydrated alumina composition as the carrier has high catalytic activity in the hydrogenation of hydrocarbon oils.

The invention discloses a hydrated alumina composition containing a porous silicon aluminum material and a preparation method thereof, a molded body and a preparation method and application thereof, and a producing molding system. The composition contains hydrated alumina, the porous silicon aluminum material and a compound with at least two proton acceptor sites and with the value of phi of 5 orless. The present invention also discloses a hydroisomerization catalyst using the molded body prepared from the hydrated alumina composition as a carrier, a preparation method and a hydroisomerization method. The molded body with higher strength is prepared from hydrated alumina wet gel as a starting material, the step of drying of the hydrated alumina wet gel is omitted, the overall process flowis simplified, the overall operation energy consumption is reduced, dust pollution caused by use of pseudoboehmite dry powder as a raw material is avoided, and the working environment is greatly improved. The catalyst shows a higher catalytic activity in the hydroisomerization reaction.

The invention discloses an alumina formed body, a preparation method and an application thereof, and a production forming system. The preparation method comprises the following steps: optionally drying a formed body of a silicon-containing hydrated alumina composition having a phi value being 5 or less and containing hydrated alumina, a compound having at least two proton acceptor sites and a silicon-containing compound, and calcining the dried formed body in an oxygen-containing atmosphere in the presence of water steam. The invention also discloses a catalyst having a hydrogenation catalysiseffect and using the alumina formed body as a carrier, a preparation method thereof, and a hydrotreatment method. The formed body having a high strength is prepared from hydrated alumina wet gel, sothe step for drying the hydrated alumina wet gel is omitted, extra water introduced for processing dry glue powder into a formable material is avoided during the preparation of a formed raw material,the total process flow is simplified, the total operating energy consumption is reduced, dust pollution initiated by pseudo-boehmite dry glue powder used as a raw material is avoided, and the workingenvironment is improved.