CN105435853B - The preparation method of illite mesoporous composite material and loaded catalyst and its preparation method and application and cyclohexanone glycerol ketals - Google Patents

The preparation method of illite mesoporous composite material and loaded catalyst and its preparation method and application and cyclohexanone glycerol ketals Download PDF

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CN105435853B
CN105435853B CN201410252437.4A CN201410252437A CN105435853B CN 105435853 B CN105435853 B CN 105435853B CN 201410252437 A CN201410252437 A CN 201410252437A CN 105435853 B CN105435853 B CN 105435853B
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molecular sieve
hexagonal hole
component
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CN105435853A (en
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亢宇
张明森
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Sinopec Beijing Research Institute of Chemical Industry
China Petroleum and Chemical Corp
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Sinopec Beijing Research Institute of Chemical Industry
China Petroleum and Chemical Corp
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Abstract

The invention discloses a kind of spherical illite mesoporous composite material, the preparation method of the spherical illite mesoporous composite material, the spherical illite mesoporous composite material prepared by this method, loaded catalyst containing the spherical illite mesoporous composite material, the preparation method of the loaded catalyst, the loaded catalyst prepared by this method, application of the loaded catalyst in ketal reaction, and use the method for preparing cyclohexanone glycerol ketals of the loaded catalyst, wherein, the spherical illite mesoporous composite material contains illite, meso-porous molecular sieve material with one-dimensional hexagonal hole road distributed architecture and the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture.The loaded catalyst being made using the spherical illite mesoporous composite material of the present invention as carrier can significantly improve the conversion ratio of reaction raw materials during ketal reaction.

Description

Illite mesoporous composite material and loaded catalyst and its preparation method and application with And the preparation method of cyclohexanone glycerol ketals
Technical field
The present invention relates to a kind of spherical illite mesoporous composite material, the preparation side of the spherical illite mesoporous composite material Method, the spherical illite mesoporous composite material prepared by this method, the support type containing the spherical illite mesoporous composite material Catalyst, a kind of method for preparing loaded catalyst, the loaded catalyst prepared by this method, the loaded catalyst exist Application in ketal reaction, and use the method for preparing cyclohexanone glycerol ketals of the loaded catalyst.
Background technology
Cyclohexanone glycerol ketals are that it holds compared with carbonyls with lasting with the fragrant spices of delicate fragrance, flowers and trees Long, raw material sources are abundant, simple production process and the advantages of stable chemical property.Generally, cyclohexanone glycerol ketals It is made by glycerine and cyclohexanone by ketal reaction.The catalyst that traditional cyclohexanone and glycerol ketals are reacted is inorganic liquid (such as sulfuric acid, hydrochloric acid, phosphoric acid), but because its corrosiveness is big, the side reaction of initiation is more, after reaction product separation complexity and The defects such as liquid waste processing difficulty and cause it using being subject to certain restrictions.With attention journey of the whole world to Catalytic processes greenization Degree increase, solid acid catalysis technique substitution liquid acid Catalytic processes are imperative.Research showed in recent years, some solid acids, Lewis hydrochlorates, molecular sieve and ionic liquid etc. have good catalytic action to synthesizing cyclohexanone glycerol ketals.
In existing loaded catalyst, carrier is used as using conventional meso-porous molecular sieve material.Mesopore molecular sieve material Material has the advantages that duct is orderly, aperture is adjustable, specific surface area and pore volume are larger so that made using these meso-porous molecular sieve materials The loaded catalyst being made for carrier shows lot of advantages in the preparation technology in organic catalytic reaction, for example, catalysis Activity is high, side reaction is few, post processing is simple etc., however, big specific surface area and high pore volume cause these mesopore molecular sieve materials Material has stronger water suction, moisture absorption ability, so that these loaded catalysts can be caused to reunite in catalytic reaction process, And then reduce the conversion ratio of cyclohexanone in cyclohexanone glycerol ketals preparation technology.
The content of the invention
The invention aims to overcome the loaded catalyst being made of existing meso-porous molecular sieve material in contracting There is provided a kind of spherical illite for being suitable as carrier is composite mesoporous for the relatively low defect of reaction raw materials conversion ratio during reactive ketone Material, and the spherical illite mesoporous composite material preparation method, the spherical illite prepared by this method is composite mesoporous Material, the loaded catalyst containing the spherical illite mesoporous composite material, the preparation method of the loaded catalyst, by this Loaded catalyst prepared by method, application of the loaded catalyst in ketal reaction, and use the supported catalyst The method that agent prepares cyclohexanone glycerol ketals.
In order to achieve the above object, the present inventor after research by having found, with the distribution of one-dimensional hexagonal hole road Illite is introduced in the meso-porous molecular sieve material of structure and meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture, is made Illite enters in the duct of meso-porous molecular sieve material, and the mesoporous composite material is made to be not susceptible to reunite spherical, The high-specific surface area of meso-porous molecular sieve material, big pore volume, large aperture and with the distribution of one-dimensional hexagonal hole road can so be retained The features such as structure and two-dimentional hexagonal hole road are distributed, can reduce the reunion of meso-porous molecular sieve material, increase its mobility so that adopt again The loaded catalyst being made of the mesoporous composite material can obtain the reaction raw materials significantly improved when for ketal reaction Conversion ratio, so as to complete the present invention.
Therefore, the invention provides a kind of spherical illite mesoporous composite material, wherein, the spherical illite is composite mesoporous Material contains illite, the meso-porous molecular sieve material with one-dimensional hexagonal hole road distributed architecture and with the distribution of two-dimentional hexagonal hole road The meso-porous molecular sieve material of structure, and the average grain diameter of the spherical illite mesoporous composite material is 30-60 microns, compares surface Product be 150-600 meters squared per grams, pore volume be 0.5-1.5 mls/g, aperture be in bimodal distribution, and it is bimodal respectively correspond to first Most probable pore size and the second most probable pore size, first most probable pore size are less than second most probable pore size, and described the One most probable pore size is 2-8 nanometers, and second most probable pore size is 15-45 nanometers.
The present invention also provides a kind of method for preparing spherical illite mesoporous composite material, and this method comprises the following steps:
(1) providing the meso-porous molecular sieve material with one-dimensional hexagonal hole road distributed architecture or preparing has one-dimensional hexagonal hole The filter cake of the meso-porous molecular sieve material of road distributed architecture, is used as component a1;
(2) providing the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture or preparing has two-dimentional hexagonal hole The filter cake of the meso-porous molecular sieve material of road distributed architecture, is used as component a2;
(3) provide silica gel or prepare the filter cake of silica gel, be used as component b;
(4) the component a1, the component a2, the component b and illite are mixed and ball milling, and by after ball milling Obtained slurry, is then spray-dried by the water slurrying of obtained solid powder;
Wherein, the component a1 and the component a2 make it that the average grain diameter of the spherical illite mesoporous composite material is 30-60 microns, specific surface area is 150-600 meters squared per grams, and pore volume is 0.5-1.5 mls/g, and aperture is in bimodal distribution, and Bimodal to correspond to the first most probable pore size and the second most probable pore size respectively, first most probable pore size most may be used less than described second Several apertures, and first most probable pore size is 2-8 nanometers, second most probable pore size is 15-45 nanometers.
Present invention also offers the spherical illite mesoporous composite material prepared by the above method.
Present invention also offers a kind of loaded catalyst, the catalyst contains the benzene of carrier and load on the carrier Sulfonic acid, wherein, the carrier is the spherical illite mesoporous composite material according to the present invention.
Present invention also offers a kind of method for preparing loaded catalyst, this method includes:By carrier, benzene sulfonic acid and water It is well mixed, and obtained mixture is spray-dried, wherein, the carrier is the spherical Erie according to the present invention Stone mesoporous composite material.
Present invention also offers the loaded catalyst prepared by the above method.
Present invention also offers application of the above-mentioned loaded catalyst in ketal reaction.
Present invention also offers a kind of preparation method of cyclohexanone glycerol ketals, this method includes:In the presence of catalyst Under, under conditions of ketal reaction, cyclohexanone and glycerine are contacted, to obtain cyclohexanone glycerol ketals, wherein, the catalyst For the above-mentioned loaded catalyst according to the present invention.
Spherical illite mesoporous composite material according to the present invention, is combined with one-dimensional hexagonal hole road distributed architecture Meso-porous molecular sieve material, the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture, illite and ball type carrier Advantage so that the spherical illite mesoporous composite material is suitable as the carrier of loaded catalyst, is particularly suitable as The carrier of the loaded catalyst used in ketal reaction.
In the loaded catalyst of the present invention, have as the spherical illite mesoporous composite material of carrier mesoporous The characteristics of loose structure of molecular screen material, but also it is loaded with benzene sulfonic acid so that the loaded catalyst both has support type The advantage of catalyst such as catalytic activity is high, side reaction is few, post processing is simple etc., has the catalytic performance of acid again so that the load Type catalyst will not only cause equipment corrosion when during for ketal reaction, but also can significantly improve reaction raw materials Conversion ratio.
In addition, when preparing the loaded catalyst by the method for spray drying, the loaded catalyst can be with Reused, and still can obtain during recycling higher reaction raw materials conversion ratio.
Other features and advantages of the present invention will be described in detail in subsequent embodiment part.
Brief description of the drawings
Accompanying drawing is, for providing a further understanding of the present invention, and to constitute a part for specification, with following tool Body embodiment is used to explain the present invention together, but is not construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the X-ray diffraction spectrogram of spherical illite mesoporous composite material according to the present invention;
Fig. 2 is the SEM scanning electron microscope (SEM) photographs of the microscopic appearance of spherical illite mesoporous composite material according to the present invention;
Fig. 3 is the pore size distribution curve of spherical illite mesoporous composite material according to the present invention.
Embodiment
The embodiment to the present invention is described in detail below.It should be appreciated that described herein specific Embodiment is merely to illustrate and explain the present invention, and is not intended to limit the invention.
The invention provides a kind of spherical illite mesoporous composite material, wherein, the spherical illite mesoporous composite material Meso-porous molecular sieve material containing illite, with one-dimensional hexagonal hole road distributed architecture and with two-dimentional hexagonal hole road distributed architecture Meso-porous molecular sieve material, and the average grain diameter of the spherical illite mesoporous composite material is 30-60 microns, and specific surface area is 150-600 meters squared per grams, pore volume is 0.5-1.5 mls/g, and aperture is in bimodal distribution, and bimodal correspond to respectively first most may be used Several apertures and the second most probable pore size, first most probable pore size are less than second most probable pore size, and described first most Can several apertures be 2-8 nanometer, second most probable pore size be 15-45 nanometers.
Spherical illite mesoporous composite material according to the present invention has the two-dimentional hexagonal hole road of a distinctive peacekeeping double Pore size distribution structure, the average grain diameter of its particle is measured using laser fineness gage, specific surface area, pore volume and most probable pore size Measured according to nitrogen adsorption methods.
Spherical illite mesoporous composite material according to the present invention, by by spherical illite mesoporous composite material Particle size is controlled within above range, it can be ensured that the spherical illite mesoporous composite material is not susceptible to reunite, and And be used as the loaded catalyst that carrier is made and can improve the reaction raw materials conversion ratio during ketal reaction.When described When the specific surface area of spherical illite mesoporous composite material is less than 150 meters squared per grams and/or pore volume less than 0.5 ml/g, Being used as the catalytic activity for the loaded catalyst that carrier is made can significantly reduce;When the spherical composite mesoporous material of illite When the specific surface area of material is more than 600 meters squared per grams and/or pore volume and is more than 1.5 mls/g, be used as that carrier is made is negative Supported catalyst is easily reunited during ketal reaction, so that the reaction raw materials conversion during influenceing ketal reaction Rate.
In the preferred case, the average grain diameter of the spherical illite mesoporous composite material is 35-55 microns, specific surface area For 180-600 meters squared per grams, pore volume is 0.8-1.2 mls/g, and first most probable pore size most may be used less than described second Several apertures, and first most probable pore size is 3-5 nanometers, second most probable pore size is 15-25 nanometers.
In the spherical illite mesoporous composite material, relative to described in 100 parts by weight have one-dimensional hexagonal hole road The total amount of the meso-porous molecular sieve material of distributed architecture and the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture, The illitic content can be 1-50 parts by weight, preferably 20-50 parts by weight;It is described that there is one-dimensional hexagonal hole road to be distributed knot The weight ratio of the meso-porous molecular sieve material of structure and the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture is 1: 0.1-10, preferably 1:0.5-2.
In the present invention, the spherical illite mesoporous composite material can also contain the titanium dioxide introduced by silica gel Silicon." silica being introduced into by silica gel " refers in the preparation process of the spherical illite mesoporous composite material, by silicon The silica component that glue is brought into as preparing raw material in the spherical illite mesoporous composite material finally prepared.Described spherical In illite mesoporous composite material, relative to the mesoporous molecular described in 100 parts by weight with one-dimensional hexagonal hole road distributed architecture Sieve the total amount of material and the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture, the dioxy introduced by silica gel The content of SiClx can be 1-200 parts by weight, preferably 50-150 parts by weight.
In the present invention, the meso-porous molecular sieve material with one-dimensional hexagonal hole road distributed architecture and two-dimentional hexagonal hole road The meso-porous molecular sieve material of distributed architecture can be each meso-porous molecular sieve material commonly used in the art, and can basis Conventional method is prepared.
Present invention also offers a kind of method for preparing spherical illite mesoporous composite material, this method includes following step Suddenly:
(1) providing the meso-porous molecular sieve material with one-dimensional hexagonal hole road distributed architecture or preparing has one-dimensional hexagonal hole The filter cake of the meso-porous molecular sieve material of road distributed architecture, is used as component a1;
(2) providing the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture or preparing has two-dimentional hexagonal hole The filter cake of the meso-porous molecular sieve material of road distributed architecture, is used as component a2;
(3) provide silica gel or prepare the filter cake of silica gel, be used as component b;
(4) the component a1, the component a2, the component b and illite are mixed and ball milling, and by after ball milling Obtained slurry, is then spray-dried by the water slurrying of obtained solid powder;
Wherein, the component a1 and the component a2 make it that the average grain diameter of the spherical illite mesoporous composite material is 30-60 microns, specific surface area is 150-600 meters squared per grams, and pore volume is 0.5-1.5 mls/g, and aperture is in bimodal distribution, and Bimodal to correspond to the first most probable pore size and the second most probable pore size respectively, first most probable pore size most may be used less than described second Several apertures, and first most probable pore size is 2-8 nanometers, second most probable pore size is 15-45 nanometers.
Under preferable case, the component a1 and the component a2 cause being averaged for the spherical illite mesoporous composite material Particle diameter is 35-55 microns, and specific surface area is 180-600 meters squared per grams, and pore volume is 0.8-1.2 mls/g, and described first most Can several apertures be less than second most probable pore size, and first most probable pore size be 3-5 nanometers, the second most probable hole Footpath is 15-25 nanometers.
In step (1), the preparation of the filter cake of the meso-porous molecular sieve material with one-dimensional hexagonal hole road distributed architecture is prepared Process includes:In the presence of template, trimethylpentane and ethanol, tetramethoxy-silicane is contacted with sour agent, and will The mixture obtained after contact carries out crystallization and filtering.
According to the present invention, the template, ethanol, the consumption of trimethylpentane and tetramethoxy-silicane are not limited particularly It is fixed, it can be changed in wider scope, usually, the template, ethanol, trimethylpentane and tetramethoxy-silicane rub Your ratio can be 1:100-500:200-500:50-200, preferably 1:200-400:250-400:70-150.
The template can be various templates commonly used in the art.Most preferably, the template is three embedding Section copolymer polyoxyethylene-poly-oxypropylene polyoxyethylene, the template can be commercially available (for example, can be purchased from Aldrich, trade name P123, molecular formula is EO20PO70EO20), it can also be prepared into by existing various methods Arrive.When the template is polyoxyethylene-poly-oxypropylene polyoxyethylene, the molal quantity of the template according to polyoxyethylene- The mean molecule quantity of polyoxypropylene polyoxyethylene is calculated and obtained.
The sour agent can be used for the material or mixture (such as solution) for adjusting pH value for various routines.The sour agent It is preferred that using in form of an aqueous solutions.Preferably, the sour agent is the acetic acid and sodium acetate that pH value is 1-6 (more preferably 3-5) Cushioning liquid.
The condition that tetramethoxy-silicane is contacted with the sour agent can include:Temperature is 10-60 DEG C, and the time is that 10-72 is small When, pH value is 1-7.In order to be more beneficial for the uniform mixing between each material, the tetramethoxy-silicane is contacted with sour agent preferably to exist Carried out under stirring condition.The consumption of the sour agent is preferably so that tetramethoxy-silicane and the pH value of the haptoreaction system of sour agent are 1-7。
The condition of the crystallization can include:Temperature is 30-150 DEG C, and the time is 10-72 hours.It is described under preferable case The condition of crystallization includes:Temperature is 40-100 DEG C, and the time is 20-40 hours.The crystallization is implemented by hydrothermal crystallization method.
During the filter cake of meso-porous molecular sieve material in above-mentioned preparation with one-dimensional hexagonal hole road distributed architecture, pass through Filtering can be included with the process for obtaining filter cake:After filtration, with deionized water cyclic washing, (washing times can be 2- 10) suction filtration, is then carried out.
In step (1), " providing the meso-porous molecular sieve material with one-dimensional hexagonal hole road distributed architecture " can be direct Weigh or choose the product of the meso-porous molecular sieve material with one-dimensional hexagonal hole road distributed architecture or prepare with one-dimensional The meso-porous molecular sieve material of hexagonal hole road distributed architecture.The meso-porous molecular sieve material with one-dimensional hexagonal hole road distributed architecture Preparation method can implement according to the conventional method, for example, its preparation method can include:Being prepared according to the above method has The filter cake of the meso-porous molecular sieve material of one-dimensional hexagonal hole road distributed architecture, then by gained filtration cakes torrefaction, and will be obtained after drying Product in template removal.The condition of the removed template method can include:Temperature is 300-600 DEG C, and the time is 10-80 Hour.
In step (2), the process of the filter cake of the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture is prepared Including:In the presence of template, tetraethyl orthosilicate is contacted with sour agent, and the mixture obtained after contact is subjected to crystallization And filtering.
According to the present invention, there is no particular limitation for the consumption of the template and tetraethyl orthosilicate, can be in wider model Interior variation is enclosed, usually, the mol ratio of the template and tetraethyl orthosilicate is 1:1-2.5, preferably 1:1-2.
Preferably, preparing the process of the filter cake of the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture also includes In presence of water, tetraethyl orthosilicate is contacted with sour agent.
There is no particular limitation for the consumption of the water, can be changed in wider scope, as long as dissolving institute can be played The effect of template is stated, usually, the mol ratio of the template and water can be 1:40-250, preferably 1:90- 130。
The water is preferably redistilled water.It should be noted that the mole of above-mentioned water refers to be drawn by redistilled water Enter the mole of the water in reaction system.
According to the present invention, it can be various templates commonly used in the art that the template, which is, most preferably, described Template is cetyl trimethylammonium bromide (CTAB);The sour agent can be used for the thing for adjusting pH value for various routines Matter or mixture (such as solution).The sour agent is preferably used in form of an aqueous solutions.Preferably, the sour agent is that pH value is 0-1 Hydrochloric acid solution.
According to the present invention, the condition that tetraethyl orthosilicate is contacted with the sour agent includes:Temperature is 10-60 DEG C, and the time is 10- 72 hours, pH value was 0-1;The condition of the crystallization includes:Temperature is 30-150 DEG C, and the time is 10-72 hours, preferable case Under, the condition of the crystallization includes:Temperature is 80-140 DEG C, and the time is 20-40 hours.The crystallization passes through hydrothermal crystallizing method To implement.
According to the present invention, to template, tetraethyl orthosilicate, sour agent and the mode of water contact, there is no particular limitation, preferably In the case of, first template is dissolved in water and is sufficiently stirred for forming homogeneous phase solution, then the pH of resulting solution is adjusted (preferably with sour agent 0-1), then into resulting solution tetraethyl orthosilicate is slowly added dropwise.
During the filter cake of meso-porous molecular sieve material in above-mentioned preparation with two-dimentional hexagonal hole road distributed architecture, pass through Filtering can be included with the process for obtaining filter cake:After filtration, with deionized water cyclic washing, (washing times can be 2- 10) suction filtration, is then carried out.
In step (2), " providing the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture " can be direct Weighing or choose the product of the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture or preparing has two dimension The meso-porous molecular sieve material of hexagonal hole road distributed architecture.The meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture Preparation method can implement according to the conventional method, for example, its preparation method can include:Being prepared according to the above method has The filter cake of the meso-porous molecular sieve material of two-dimentional hexagonal hole road distributed architecture, then by gained filtration cakes torrefaction, and will be obtained after drying Product in template removal.The condition of the removed template method can include:Temperature is 300-600 DEG C, and the time is 10-80 Hour.
In step (3), preparing the process of the filter cake of silica gel can include:Waterglass is contacted with inorganic acid, and The mixture obtained after contact is filtered.
There is no particular limitation for the condition that waterglass is contacted with inorganic acid, can be fitted according in the common process for preparing silica gel Locality is determined.Under preferable case, the condition that waterglass is contacted with inorganic acid can include:Temperature is 10-60 DEG C, preferably 20- 40℃;Time is 1-5 hours, preferably 1.5-3 hours;PH value is 2-4.
In order to be more beneficial for the uniform mixing between each material, waterglass is with the catalytic process of inorganic acid preferably in stirring Under the conditions of carry out.
The waterglass is the aqueous solution of sodium metasilicate, and its concentration can be 10-50 weight %, preferably 12-30 weight %.
The inorganic acid can be various inorganic acids commonly used in the art, for example, can be sulfuric acid, nitric acid and hydrochloric acid At least one of.The inorganic acid can be used in pure form, can also be used in the form of its aqueous solution.The nothing The consumption of machine acid is preferably so that the pH value of the haptoreaction system of waterglass and inorganic acid is 2-4.
In step (3), " offer silica gel " can directly be weighed or choose silica gel product or prepare silica gel. Preparing the method for silica gel can implement according to the conventional method, for example, can include:The filter cake of silica gel is prepared according to the above method, Then by gained filtration cakes torrefaction.
In step (4), relative to the component a1 and the component a2 of 100 parts by weight total consumption, the component b Consumption can be 1-200 parts by weight, preferably 50-150 parts by weight;The illitic consumption can be 1-50 parts by weight, Preferably 20-50 parts by weight, the component a1 and the component a2 weight ratio are 1:0.1-10, preferably 1:0.5-2.
In step (4), the ball milling can be carried out in ball mill, and the inwall of ball grinder is preferably in the ball mill The diameter of abrading-ball in polytetrafluoroethyllining lining, ball mill can be 2-3mm;The quantity of abrading-ball can be according to the size of ball grinder Reasonably selected, for the ball grinder that size is 50-150ml, can generally use 1 abrading-ball;The material of the abrading-ball Can be agate, polytetrafluoroethylene (PTFE) etc., preferably agate.The condition of the ball milling can include:The rotating speed of abrading-ball can be Temperature in 300-500r/min, ball grinder can be 15-100 DEG C, and the time of ball milling can be 0.1-100 hours.
In step (4), the process of the solid powder water slurrying obtained after ball milling can be entered at 25-60 DEG C OK.In pulping process, the weight ratio of the consumption of solid powder and water can be 1:0.1-2, preferably 1:0.3-0.9.
In step (4), the spray drying can be implemented according to conventional mode, for example, can enter in atomizer OK.The condition of the spray drying can include:Temperature is 100-300 DEG C, and the rotating speed of rotation can be 10000-15000r/ min;Under preferable case, the condition of the spray drying includes:Temperature is 150-250 DEG C, and the rotating speed of rotation is 11000- 13000r/min。
In step (4), when the component a1 is the meso-porous molecular sieve material with one-dimensional hexagonal hole road distributed architecture Filter cake, the component a2 is the filter cake of the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture, and the component b is silicon During the filter cake of glue, namely when filter cake of the step (1) for meso-porous molecular sieve material of the preparation with one-dimensional hexagonal hole road distributed architecture Process, step (2) for the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture filter cake process, step (3) During process to prepare the filter cake of silica gel, the preparation method of the spherical illite mesoporous composite material can also include:In step Suddenly after the spray drying of (4), removed template method in the product obtained from spray drying.The condition of the removed template method can be with Including:Temperature is 300-600 DEG C, and the time is 10-80 hours.
Present invention also offers the spherical illite mesoporous composite material prepared by the above method.
Present invention also offers a kind of loaded catalyst, the catalyst contains the benzene of carrier and load on the carrier Sulfonic acid, wherein, the above-mentioned spherical illite mesoporous composite material that the carrier provides for the present invention.
In the loaded catalyst, there is no particular limitation for the content of the carrier and benzene sulfonic acid, can be according to this The conventional loaded catalyst in field suitably determined, for example, on the basis of the gross weight of the loaded catalyst, benzene The content of sulfonic acid can be 1-50 weight %, preferably 5-50 weight %;The content of the carrier is 50-99 weight %, preferably For 50-95 weight %.
In the present invention, the loaded catalyst can be prepared according to various methods commonly used in the art, only be needed By benzene sulfonic acid load on the carrier.
In a preferred embodiment, in order that the loaded catalyst prepared may be repeated utilization, and Still higher reaction raw materials conversion ratio can be obtained during recycling, preparing the method for loaded catalyst includes:Will Carrier, benzene sulfonic acid and water are well mixed, and obtained mixture is spray-dried, wherein, the carrier carries for the present invention The above-mentioned spherical illite mesoporous composite material supplied.
It is above-mentioned prepare loaded catalyst during, on the basis of total consumption of the carrier and benzene sulfonic acid, benzene sulphur The consumption of acid can be 1-50 weight %, preferably 5-50 weight %;The consumption of the carrier can be 50-99 weight %, excellent Elect 50-95 weight % as.
The spray drying can be implemented according to conventional mode, for example, can be carried out in atomizer.The spraying is dry Dry condition can include:Temperature is 100-300 DEG C, and the rotating speed of rotation can be 10000-15000r/min;Under preferable case, The condition of the spray drying includes:Temperature is 150-250 DEG C, and the rotating speed of rotation is 11000-13000r/min.
Present invention also offers the loaded catalyst prepared by above-mentioned spray drying process.
Present invention also offers application of the above-mentioned loaded catalyst in ketal reaction.
In addition, present invention also offers a kind of preparation method of cyclohexanone glycerol ketals, this method includes:In catalyst In the presence of, under conditions of ketal reaction, cyclohexanone and glycerine are contacted, to obtain cyclohexanone glycerol ketals, wherein, it is described to urge The above-mentioned loaded catalyst that agent provides for the present invention.
In the preparation method of the cyclohexanone glycerol ketals, there is no particular limitation for the consumption of cyclohexanone and glycerine, only It can react and obtain cyclohexanone glycerol ketals, but in order to improve under the utilization rate of raw material, preferable case, cyclohexanone and sweet The mol ratio of oil is 1:0.5-10.
In the preparation method of the cyclohexanone glycerol ketals, also there is no particular limitation for the consumption of the catalyst, can Suitably to be determined according to conventional cyclohexanone glycerol ketals preparation technology.Under preferable case, relative to 100 parts by weight Cyclohexanone, the consumption of the catalyst can be 1-15 parts by weight, more preferably 2-14 parts by weight.
During the ketal reaction, in order to be more beneficial for the progress of ketal reaction, the reaction is preferably poly- in high pressure Carried out in tetrafluoroethene liner reactor and under conditions of backflow, i.e. the reaction temperature is reflux temperature, the reaction temperature Degree can be 25-100 DEG C, preferably 60-100 DEG C.Reaction time can be 1-20 hours, preferably 2-15 hours.
During the ketal reaction, in order to be conducive to the progress of ketal reaction, the reaction is preferably in water entrainer In the presence of carry out.There is no particular limitation for consumption of the present invention to the water entrainer, can be changed in wider scope, preferably In the case of, relative to the cyclohexanone of 100 parts by weight, the consumption of the water entrainer is 30-100 parts by weight, more preferably 50-80 weights Measure part.The water entrainer can be selected from the one or more in hexamethylene, petroleum ether, dimethylbenzene, toluene and benzene, preferably hexamethylene Alkane.
The preparation method of the cyclohexanone glycerol ketals is additionally may included in after ketal reaction terminates, mixed to final reaction Compound is centrifuged, and the solid product being centrifugally separating to obtain is dried in vacuo into 1-24 hours at 25-200 DEG C, preferably It is dried in vacuo 6-10 hours at 50-150 DEG C, to reclaim catalyst.
The present invention will be described in detail by way of examples below.
In the following Examples and Comparative Examples, polyoxyethylene-poly-oxypropylene polyoxyethylene is purchased from Aldrich, writes a Chinese character in simplified form For P123, molecular formula is EO20PO70EO20, the material for being 9003-11-6 in the registration number of U.S. chemical abstract, mean molecule quantity For 5800.
In following examples and comparative example, X-ray diffraction analysis are in the model purchased from German Bruker AXS companies Carried out on D8Advance X-ray diffractometer;Scanning of the scanning electron microscope analysis in the model XL-30 purchased from FEI Co. of the U.S. Carried out on electron microscope;Pore structure parameter analysis inhales de- in the nitrogen of the model Autosorb-1 purchased from Kang Ta companies of the U.S. Carried out on attached instrument, wherein, before being tested, sample is deaerated 4 hours at 200 DEG C;The analysis of reaction product liquid phase ingredient exists Carried out purchased from Agilent companies of Britain 7890A/5973N gas chromatograph-mass spectrometers.
In following EXPERIMENTAL EXAMPLE and Experimental comparison's example, the conversion ratio of cyclohexanone and the selectivity root of cyclohexanone glycerol ketals Calculate and obtain according to below equation.
The use of the conversion ratio (%) of cyclohexanone=(content of cyclohexanone in consumption-reaction product of cyclohexanone) ÷ cyclohexanone Amount × 100%
The actual production ÷ cyclohexanone glycerol ketals of selectivity (%)=cyclohexanone glycerol ketals of cyclohexanone glycerol ketals Theoretical yield × 100%
Embodiment 1
The present embodiment be used for illustrate the present invention spherical illite mesoporous composite material and loaded catalyst and they Preparation method.
(1) spherical illite mesoporous composite material is prepared
1.0g (0.0002mol) triblock copolymer surfactant P123 and 2.76g (0.06mol) ethanol is added to 28ml, pH value for 4 acetic acid and sodium acetate buffer in, stir to P123 and be completely dissolved at 15 DEG C, obtain backward it is molten 6g (0.053mol) trimethylpentane is added in liquid, 8h is stirred at 15 DEG C, then adds 2.13g (0.014mol) tetramethyl thereto TMOS, stirs 20h under conditions of 15 DEG C, pH value is 4.5, obtained solution then is transferred into polytetrafluoroethyllining lining Reactor in, the crystallization 24h at 60 DEG C, then carry out filtering and and be washed with deionized 4 times, then suction filtration is had The filter cake A1 of the meso-porous molecular sieve material of one-dimensional hexagonal hole road single hole distributed architecture;
1g (0.003mol) cetyl trimethylammonium bromide is added in a certain amount of redistilled water, is sufficiently stirred for Homogeneous phase solution is obtained, is adjusted the pH value of the solution to 0.2 for 0.4 aqueous hydrochloric acid solution with 10mL, pH value.The heating of above-mentioned solution To after 15 DEG C, tetraethyl orthosilicate (TEOS) is slowly added dropwise, wherein, cetyl trimethylammonium bromide:Tetraethyl orthosilicate:It is secondary to steam The mol ratio of distilled water is 1:1:90.Then continue at 15 DEG C after stirring 25 hours, this solution is transferred to polytetrafluoroethylene (PTFE) For in the kettle of lining, static hydrothermal crystallizing handles 40h at 80 DEG C.Then filtered and be washed with deionized 4 times, then Suction filtration obtains the filter cake A2 of the meso-porous molecular sieve material with two-dimentional hexagonal hole road single hole distributed architecture.
The sulfuric acid solution that the waterglass and concentration for being 15 weight % by concentration are 12 weight % is using weight ratio as 5:1 is mixed Merge haptoreaction 2 hours at 30 DEG C, then adjust pH value to 3 with concentration for 98 weight % sulfuric acid, then to obtaining Reaction mass carries out suction filtration, and is washed with distilled water to sodium ions content for 0.02 weight %, obtains the filter cake B1 of silica gel.
5g filter cake A1 and 5g filter cake A2,10g filter cake B1 and 5g illites of above-mentioned preparation are put into 100ml ball grinders together In, wherein, the material of ball grinder is polytetrafluoroethylene (PTFE), and Material quality of grinding balls is agate, and a diameter of 3mm of abrading-ball, quantity is 1, is turned Speed is 400r/min.Ball grinder is closed, temperature is ball milling 1 hour at 60 DEG C in ball grinder, obtains 25g solid powders;Should Solid powder is dissolved in 22.5 grams of deionized waters, is spray-dried at 200 DEG C in the case where rotating speed is 12000r/min;Spraying is dry The product obtained after dry is calcined 24 hours in Muffle furnace at 500 DEG C, removed template method, and obtaining 24 grams has one-dimensional hexagonal hole The spherical illite mesoporous composite material C1 in road and two-dimentional hexagonal hole road diplopore distributed architecture.
(2) loaded catalyst is prepared
At 25 DEG C, by the spherical illite mesoporous composite material C1 of 24g prepared in above-mentioned steps (1) together with benzene sulfonic acid It is put into deionized water, stirring to dissolving, and the weight ratio of spherical illite mesoporous composite material C1 and benzene sulfonic acid is 50:50, Deionized water and the mol ratio of benzene sulfonic acid are 25:1, it is spray-dried, is loaded in the case where rotating speed is 12000r/min at 200 DEG C Type catalyst Cat-1.
Fig. 1 is X-ray diffracting spectrum, is spherical illite mesoporous composite material C1 XRD spectra.Go out in XRD spectra Existing low-angle spectral peak understand, spherical illite mesoporous composite material C1 have one-dimensional hexagonal hole road specific to mesoporous material and Two-dimentional hexagonal hole road diplopore distributed architecture.
Fig. 2 is the SEM scanning electron microscope (SEM) photographs of spherical illite mesoporous composite material C1 microscopic appearance.As seen from the figure, it is spherical Illite mesoporous composite material C1 microscopic appearance is the Mesoporous Spheres that particle diameter is 30-60 μm.
Fig. 3 is spherical illite mesoporous composite material C1 pore size distribution curve.
Spherical illite mesoporous composite material C1 and loaded catalyst Cat-1 pore structure parameter are as shown in table 1 below.
Table 1
Sample Specific surface area (m2/g) Pore volume (ml/g) Most probable pore size (nm) Particle diameter (μm)
Composite C1 300 1.2 3.5,25 50
Catalyst Cat-1 195 1.0 3.0,18 50
Spherical illite mesoporous composite material is after load benzene sulfonic acid it can be seen from the data of upper table 1, specific surface area Reduce with pore volume, this explanation benzene sulfonic acid during load-reaction enters spherical illite mesoporous composite material It is internal.
Comparative example 1
Spherical illite mesoporous composite material and loaded catalyst are prepared according to the method for embodiment 1, it is different, Illite is added without during preparing the mesoporous composite material as carrier, so that mesoporous composite material D1 is made respectively and negative Supported catalyst Cat-D-1.
Comparative example 2
Spherical illite mesoporous composite material and loaded catalyst are prepared according to the method for embodiment 1, it is different, During preparing loaded catalyst, (Jilin University's high-tech is purchased from the bar-shaped mesoporous silicon oxide SBA-15 of identical weight Skill limited company) meso-porous molecular sieve material filter cake A1 and A2 are replaced, so that mesoporous composite material D2 and load be made respectively Type catalyst Cat-D-2.
Embodiment 2
The present embodiment be used for illustrate the present invention spherical illite mesoporous composite material and loaded catalyst and they Preparation method.
Spherical illite mesoporous composite material and loaded catalyst are prepared according to the method for embodiment 1, it is different, The step of not being spray-dried during preparing loaded catalyst, and benzene sulfonic acid is only supported on by ball by the method for dipping On shape illite mesoporous composite material, so that loaded catalyst Cat-2 is made.
Embodiment 3
The present embodiment is used for the spherical illite mesoporous composite material and loaded catalyst for illustrating the present invention and its system Preparation Method.
(1) spherical illite mesoporous composite material is prepared
1.0g (0.0002mol) triblock copolymer surfactant P123 and 1.84g (0.04mol) ethanol is added to 28ml, pH value for 5 acetic acid and sodium acetate buffer in, stir to P123 and be completely dissolved at 15 DEG C, obtain backward it is molten 9.12g (0.08mol) trimethylpentane is added in liquid, 8h is stirred at 15 DEG C, then adds 3.04g (0.02mol) four thereto Methoxy silane, stirs 15h under conditions of 25 DEG C, pH value is 5.5, then obtained solution is transferred in polytetrafluoroethylene (PTFE) In the reactor of lining, the crystallization 20h at 100 DEG C, then carry out filtering and and be washed with deionized 4 times, then suction filtration is obtained The filter cake A3 of meso-porous molecular sieve material with one-dimensional hexagonal hole road single hole distributed architecture.
1g (0.003mol) cetyl trimethylammonium bromide is added in a certain amount of redistilled water, is sufficiently stirred for Homogeneous phase solution is obtained, is adjusted the pH value of the solution to 0.1 for 0.3 aqueous hydrochloric acid solution with 7mL, pH value.The heating of above-mentioned solution To after 30 DEG C, tetraethyl orthosilicate is slowly added dropwise, wherein, cetyl trimethylammonium bromide:Tetraethyl orthosilicate:Redistilled water Mol ratio is 1:1.5:130.Then continue at 30 DEG C after stirring 40 hours, this solution is transferred to using polytetrafluoroethylene (PTFE) as lining In kettle in, in 100 DEG C of static hydrothermal crystallizings processing 20h.Then filtered and be washed with deionized 4 times, then suction filtration Obtain the filter cake A4 of the meso-porous molecular sieve material with two-dimentional hexagonal hole road single hole distributed architecture.
The sulfuric acid solution that the waterglass and concentration for being 15 weight % by concentration are 12 weight % is using weight ratio as 4:1 is mixed Merge haptoreaction 1.5 hours at 40 DEG C, then pH value is adjusted to 2 with concentration for 98 weight % sulfuric acid, then to obtaining Reaction mass carry out suction filtration, and be washed with distilled water to sodium ions content for 0.02 weight %, obtain the filter cake B3 of silica gel.
13g filter cake A3,7g filter cake A4,10g filter cake B3 and 8g illites of above-mentioned preparation are put into 100ml ball grinders together In, wherein, the material of ball grinder is polytetrafluoroethylene (PTFE), and Material quality of grinding balls is agate, and a diameter of 3mm of abrading-ball, quantity is 1, is turned Speed is 300r/min.Ball grinder is closed, temperature is ball milling 0.5 hour at 80 DEG C in ball grinder, obtains 38g solid powders;Will The solid powder is dissolved in 12 grams of deionized waters, is spray-dried at 250 DEG C in the case where rotating speed is 11000r/min;Spraying is dry The product obtained after dry is calcined 15 hours in Muffle furnace at 550 DEG C, removed template method, and obtaining 35 grams has one-dimensional hexagonal hole The spherical illite mesoporous composite material C3 in road and two-dimentional hexagonal hole road diplopore distributed architecture.
(2) loaded catalyst is prepared
At 25 DEG C, by the spherical illite mesoporous composite material C3 of 35g prepared in above-mentioned steps (1) together with benzene sulfonic acid It is put into deionized water, stirring to dissolving, and the weight ratio of spherical illite mesoporous composite material C3 and benzene sulfonic acid is 95:5, go The mol ratio of ionized water and benzene sulfonic acid is 25:1, it is spray-dried at 150 DEG C in the case where rotating speed is 13000r/min, obtains support type Catalyst Cat-3.
Spherical illite mesoporous composite material C3 and loaded catalyst Cat-3 pore structure parameter are as shown in table 2 below.
Table 2
Spherical illite mesoporous composite material is after load benzene sulfonic acid it can be seen from the data of upper table 2, specific surface area Reduce with pore volume, this explanation benzene sulfonic acid during load-reaction enters spherical illite mesoporous composite material It is internal.
Embodiment 4
The present embodiment be used for illustrate the present invention spherical illite mesoporous composite material and loaded catalyst and they Preparation method.
(1) spherical illite mesoporous composite material is prepared
1.0g (0.0002mol) triblock copolymer surfactant P123 and 3.68g (0.08mol) ethanol is added to 28ml, pH value for 3 acetic acid and sodium acetate buffer in, stir to P123 and be completely dissolved at 15 DEG C, obtain backward it is molten 5.7g (0.05mol) trimethylpentane is added in liquid, 8h is stirred at 15 DEG C, then adds 4.56g (0.03mol) tetramethyl thereto TMOS, stirs 10h under conditions of 40 DEG C, pH value is 3.5, obtained solution then is transferred into polytetrafluoroethyllining lining Reactor in, the crystallization 40h at 40 DEG C, then carry out filtering and and be washed with deionized 4 times, then suction filtration is had The filter cake A5 of the meso-porous molecular sieve material of one-dimensional channels single hole distributed architecture.
1g (0.003mol) cetyl trimethylammonium bromide is added in a certain amount of redistilled water, is sufficiently stirred for Homogeneous phase solution is obtained, is adjusted the pH value of the solution to 0.1 for 0.5 aqueous hydrochloric acid solution with 5mL, pH value.The heating of above-mentioned solution To after 50 DEG C, tetraethyl orthosilicate is slowly added dropwise, wherein, cetyl trimethylammonium bromide:Tetraethyl orthosilicate:Redistilled water Mol ratio is 1:2:110.Then continue at 50 DEG C after stirring 30 hours, this solution is transferred to using polytetrafluoroethylene (PTFE) as lining Kettle in, the static hydrothermal crystallizing 30h at 140 DEG C.Then filtered and be washed with deionized 4 times, then suction filtration is obtained The filter cake A6 of meso-porous molecular sieve material with two-dimentional hexagonal hole road single hole distributed architecture.
The sulfuric acid solution that the waterglass and concentration for being 15 weight % by concentration are 12 weight % is using weight ratio as 6:1 is mixed Merge haptoreaction 3 hours at 20 DEG C, then adjust pH value to 4 with concentration for 98 weight % sulfuric acid, then to obtaining Reaction mass carries out suction filtration, and is washed with distilled water to sodium ions content for 0.02 weight %, obtains the filter cake B4 of silica gel.
7g filter cake A5,13g filter cake A6,30g filter cake B4 and 5g illites of above-mentioned preparation are put into 100ml ball grinders together In, wherein, the material of ball grinder is polytetrafluoroethylene (PTFE), and Material quality of grinding balls is agate, and a diameter of 3mm of abrading-ball, quantity is 1, is turned Speed is 500r/min.Ball grinder is closed, temperature is ball milling 10 hours at 40 DEG C in ball grinder, obtains 55g solid powders;Should Solid powder is dissolved in 30 grams of deionized waters, is spray-dried at 150 DEG C in the case where rotating speed is 13000r/min;Will spray drying The product obtained afterwards is calcined 70 hours in Muffle furnace at 450 DEG C, removed template method, and obtaining 53 grams has one-dimensional hexagonal hole road With the spherical illite mesoporous composite material C4 of two-dimentional hexagonal hole road diplopore distributed architecture.
(2) loaded catalyst is prepared
At 25 DEG C, by the spherical illite mesoporous composite material C4 of 53g prepared in above-mentioned steps (1) together with benzene sulfonic acid It is put into deionized water, stirring to dissolving, and the weight ratio of spherical illite mesoporous composite material C4 and benzene sulfonic acid is 85:15, Deionized water and the mol ratio of benzene sulfonic acid are 25:1, it is spray-dried, is loaded in the case where rotating speed is 11000r/min at 250 DEG C Type catalyst Cat-4.
Spherical illite mesoporous composite material C4 and loaded catalyst Cat-4 pore structure parameter are as shown in table 3 below.
Table 3
Sample Specific surface area (m2/g) Pore volume (ml/g) Most probable pore size (nm) Particle diameter (μm)
Composite C4 259 1.0 3.9,23 60
Catalyst Cat-4 160 0.8 3.4,20 59
Spherical illite mesoporous composite material is after load benzene sulfonic acid it can be seen from the data of upper table 3, specific surface area Reduce with pore volume, this explanation benzene sulfonic acid during load-reaction enters spherical illite mesoporous composite material It is internal.
Embodiment 5
The present embodiment is used for application and the cyclohexanone glycerol ketals for illustrating the loaded catalyst that the present invention is provided Preparation method.
Loaded catalyst Cat-1 prepared by embodiment 1 is dried in vacuo 6 hours at 150 DEG C, is cooled to after room temperature, 0.5 gram is weighed, 100mL high pressure polytetrafluoroethyllining lining is sequentially placed into the hexamethylene of 5g cyclohexanone, 6g glycerine and 2.5g In reactor, at 100 DEG C, under reflux conditions, 0.5h is reacted, room temperature is subsequently cooled to and centrifuges, solid catalyst Cat-1 is dried in vacuo 6 hours at 150 DEG C, is cooled to after room temperature, is recycled after recovery.Reacted and produced using gas chromatographic analysis Thing liquid composition, the conversion ratio 99.9% of cyclohexanone, the selectivity 100% of cyclohexanone glycerol ketals, yield 100%.
Embodiment 6-8 and comparative example 3-4
Cyclohexanone glycerol ketals are prepared according to the method for embodiment 5, except that, respectively with embodiment 2-4 and contrast Loaded catalyst prepared by example 1-2 replaces the loaded catalyst Cat-1.As a result, obtained cyclohexanone is each calculated Conversion ratio and cyclohexanone glycerol ketals selective data are as shown in table 4 below.
Table 4
Catalyst The conversion ratio of cyclohexanone The selectivity of cyclohexanone glycerol ketals
Embodiment 5 Cat-1 99.9% 100%
Embodiment 6 Cat-2 96.0% 100%
Embodiment 7 Cat-3 99.3% 100%
Embodiment 8 Cat-4 99.7% 100%
Comparative example 3 Cat-D-1 89.2% 99%
Comparative example 4 Cat-D-2 81.8% 99%
Embodiment 9-12 and comparative example 5-6
Cyclohexanone glycerol ketals are prepared according to the method for embodiment 5, except that, respectively with from embodiment 5-8 and right The catalyst that ratio 3-4 is reclaimed replaces the loaded catalyst Cat-1.As a result, the conversion of obtained cyclohexanone is each calculated Rate and cyclohexanone glycerol ketals selective data are as shown in table 5 below.
Table 5
Using the spherical illite mesoporous composite material conduct of the present invention it can be seen from the data of above-mentioned table 4 and 5 The loaded catalyst that carrier is made can significantly improve the conversion ratio of reaction raw materials during ketal reaction.Moreover, when logical When the method for crossing spray drying prepares the loaded catalyst, the loaded catalyst may be repeated utilization, and Higher reaction raw materials conversion ratio still can be obtained during recycling.
The preferred embodiment of the present invention described in detail above, still, the present invention are not limited in above-mentioned embodiment Detail, in the range of the technology design of the present invention, a variety of simple variants can be carried out to technical scheme, this A little simple variants belong to protection scope of the present invention.
It is further to note that each particular technique feature described in above-mentioned embodiment, in not lance In the case of shield, it can be combined by any suitable means.In order to avoid unnecessary repetition, the present invention to it is various can The combination of energy no longer separately illustrates.
In addition, various embodiments of the present invention can be combined randomly, as long as it is without prejudice to originally The thought of invention, it should equally be considered as content disclosed in this invention.

Claims (27)

1. a kind of spherical illite mesoporous composite material, it is characterised in that the spherical illite mesoporous composite material contains Erie Stone, the meso-porous molecular sieve material with one-dimensional hexagonal hole road distributed architecture and mesoporous point with two-dimentional hexagonal hole road distributed architecture Son sieve material, and the average grain diameter of the spherical illite mesoporous composite material is 30-60 microns, and specific surface area is 150-600 Meters squared per gram, pore volume be 0.5-1.5 mls/g, aperture be in bimodal distribution, and it is bimodal respectively correspond to the first most probable pore size With the second most probable pore size, first most probable pore size is less than second most probable pore size, and the first most probable hole Footpath is 2-8 nanometer, and second most probable pore size is 15-45 nanometers, relative to described in 100 parts by weight with one-dimensional hexagonal hole The meso-porous molecular sieve material of road distributed architecture and the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture it is total Amount, the illitic content is 1-50 parts by weight, the meso-porous molecular sieve material with one-dimensional hexagonal hole road distributed architecture Weight ratio with the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture is 1:0.1-10.
2. composite according to claim 1, wherein, relative to having one-dimensional hexagonal hole road described in 100 parts by weight The total amount of the meso-porous molecular sieve material of distributed architecture and the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture, The illitic content is 20-50 parts by weight;The meso-porous molecular sieve material with one-dimensional hexagonal hole road distributed architecture with The weight ratio of the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture is 1:0.5-2.
3. a kind of method for preparing spherical illite mesoporous composite material, this method comprises the following steps:
(1) providing the meso-porous molecular sieve material with one-dimensional hexagonal hole road distributed architecture or preparing has one-dimensional hexagonal hole road point The filter cake of the meso-porous molecular sieve material of cloth structure, is used as component a1;
(2) providing the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture or preparing has two-dimentional hexagonal hole road point The filter cake of the meso-porous molecular sieve material of cloth structure, is used as component a2;
(3) provide silica gel or prepare the filter cake of silica gel, be used as component b;
(4) the component a1, the component a2, the component b and illite are mixed and ball milling, and will be obtained after ball milling Solid powder water slurrying, then obtained slurry is spray-dried;
Wherein, the component a1 and the component a2 cause the average grain diameter of the spherical illite mesoporous composite material to be 30- 60 microns, specific surface area is 150-600 meters squared per grams, and pore volume is 0.5-1.5 mls/g, and aperture is in bimodal distribution, and double Peak corresponds to the first most probable pore size and the second most probable pore size respectively, and first most probable pore size is less than second most probable Aperture, and first most probable pore size is 2-8 nanometers, second most probable pore size is 15-45 nanometers,
In step (4), relative to the component a1 and the component a2 of 100 parts by weight total consumption, the use of the component b Measure as 1-200 parts by weight;The illitic consumption is 1-50 parts by weight, and the component a1 and the component a2 weight ratio are 1:0.1-10.
4. method according to claim 3, wherein, in step (4), relative to 100 parts by weight the component a1 and Total consumption of the component a2, the consumption of the component b is 50-150 parts by weight;The illitic consumption is 20-50 weight Part, the component a1 and the component a2 weight ratio are 1:0.5-2.
5. method according to claim 3, wherein, it is described with one-dimensional hexagonal hole road distributed architecture in step (1) The preparation process of the filter cake of meso-porous molecular sieve material includes:In the presence of template, trimethylpentane and ethanol, by four methoxies Base silane is contacted with sour agent, and the mixture obtained after contact is carried out into crystallization and filtering.
6. method according to claim 5, wherein, the template, ethanol, trimethylpentane and tetramethoxy-silicane Mol ratio is 1:100-500:200-500:50-200.
7. method according to claim 6, wherein, the template, ethanol, trimethylpentane and tetramethoxy-silicane Mol ratio is 1:200-400:250-400:70-150.
8. the method according to claim 5 or 6, wherein, the template is triblock copolymer polyoxyethylene-polyoxy third Alkene-polyoxyethylene;The sour agent is the cushioning liquid of the acetic acid that pH value is 1-6 and sodium acetate;Tetramethoxy-silicane and the acid The condition of agent contact includes:Temperature is 10-60 DEG C, and the time is 10-72 hours, and pH value is 1-7;The condition of the crystallization includes: Temperature is 30-150 DEG C, and the time is 10-72 hours.
9. method according to claim 3, wherein, prepare the mesopore molecular sieve material with two-dimentional hexagonal hole road distributed architecture The process of the filter cake of material includes:In the presence of template, tetraethyl orthosilicate is contacted with sour agent, and will be obtained after contact Mixture carries out crystallization and filtering.
10. method according to claim 9, wherein, the mol ratio of the template and tetraethyl orthosilicate is 1:1-2.5.
11. method according to claim 10, wherein, the mol ratio of the template and tetraethyl orthosilicate is 1:1-2.
12. the method according to claim 9 or 10, wherein, the template is cetyl trimethylammonium bromide;It is described Sour agent is the hydrochloric acid that pH value is 0-1;The condition that tetraethyl orthosilicate is contacted with the sour agent includes:Temperature is 10-60 DEG C, and the time is 10-72 hours, pH value was 0-1;The condition of the crystallization includes:Temperature is 30-150 DEG C, and the time is 10-72 hours.
13. method according to claim 3, wherein, in step (3), preparing the process of the filter cake of silica gel includes:By water Glass is contacted with inorganic acid, and the mixture obtained after contact is filtered.
14. method according to claim 13, wherein, the condition that waterglass is contacted with inorganic acid includes:Temperature is 10-60 DEG C, the time is 1-5 hours, and pH value is 2-4;The inorganic acid is the one or more in sulfuric acid, nitric acid and hydrochloric acid.
15. the method according to any one in claim 3-5 and 9, wherein, in step (4), the condition of the ball milling Including:The rotating speed of abrading-ball is that the temperature in 300-500r/min, ball grinder is 15-100 DEG C, and the time of ball milling is small for 0.1-100 When;The condition of the spray drying includes:100-300 DEG C of temperature, rotating speed is 10000-15000r/min.
16. the method according to claim 3 or 4, wherein, the component a1 is with one-dimensional hexagonal hole road distributed architecture The filter cake of meso-porous molecular sieve material, the component a2 is the filter of the meso-porous molecular sieve material with two-dimentional hexagonal hole road distributed architecture Cake, the component b is the filter cake of silica gel, and methods described also includes:It is dry from spraying after the spray-drying process of step (4) Removed template method in dry obtained product.
17. method according to claim 16, wherein, the condition of the removed template method includes:Temperature is 300-600 DEG C, the time is 10-80 hours.
18. the spherical illite mesoporous composite material prepared as the method described in any one in claim 3-17.
19. a kind of loaded catalyst, the catalyst contains the benzene sulfonic acid of carrier and load on the carrier, its feature exists In the carrier is the spherical illite mesoporous composite material described in any one in claim 1-2 and 18.
20. catalyst according to claim 19, wherein, on the basis of the gross weight of the loaded catalyst, benzene sulphur The content of acid is 1-50 weight %;The content of the carrier is 50-99 weight %.
21. catalyst according to claim 20, wherein, on the basis of the gross weight of the loaded catalyst, benzene sulphur The content of acid is 5-50 weight %;The content of the carrier is 50-95 weight %.
22. a kind of method for preparing loaded catalyst, this method includes:Carrier, benzene sulfonic acid and water are well mixed, and will To mixture be spray-dried, wherein, the carrier is the spherical Erie described in any one in claim 1-2 and 18 Stone mesoporous composite material.
23. method according to claim 22, wherein, on the basis of total consumption of the carrier and benzene sulfonic acid, benzene sulfonic acid Consumption be 1-50 weight %;The consumption of the carrier is 50-99 weight %.
24. method according to claim 23, wherein, on the basis of total consumption of the carrier and benzene sulfonic acid, benzene sulfonic acid Consumption be 5-50 weight %;The consumption of the carrier is 50-95 weight %.
25. the loaded catalyst prepared as the method described in any one in claim 22-24.
26. application of the loaded catalyst in claim 19-21 and 25 described in any one in ketal reaction.
27. a kind of preparation method of cyclohexanone glycerol ketals, this method includes:In the presence of a catalyst, in ketal reaction Under the conditions of, cyclohexanone and glycerine are contacted, to obtain cyclohexanone glycerol ketals, it is characterised in that the catalyst will for right Seek the loaded catalyst described in any one in 19-21 and 25.
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