WO2004101485A1 - ジアセトンアルコールの製造方法 - Google Patents
ジアセトンアルコールの製造方法 Download PDFInfo
- Publication number
- WO2004101485A1 WO2004101485A1 PCT/JP2004/006408 JP2004006408W WO2004101485A1 WO 2004101485 A1 WO2004101485 A1 WO 2004101485A1 JP 2004006408 W JP2004006408 W JP 2004006408W WO 2004101485 A1 WO2004101485 A1 WO 2004101485A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- catalyst
- metal hydroxide
- basic catalyst
- solid basic
- pore volume
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the alkali- or alkaline earth metals or beryllium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C45/72—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
Definitions
- the present invention relates to a method for producing diacetone alcohol. Background technology>
- a solid basic catalyst mainly composed of an alkali metal hydroxide and / or an alkaline earth metal hydroxide is used.
- Patent Literature 1 describes that as a raw material for preparing a catalyst, use is made of a pentahydrate hydroxide hydroxide containing particles having a diameter of 149 / im or less in a proportion of 30% by weight or more.
- Patent Document 2 discloses a method of heating a molded product obtained by mixing barium hydroxide octahydrate, an inert solid, a binder and water in a closed system at 40 to 65 ° C for 2 hours or more. Is disclosed.
- Patent Document 3 discloses that, when a mixture containing barium hydroxide octahydrate, an inert solid, a binder and water is formed to produce a catalyst, before contacting the binder with the inert solid, A method of contacting a binding agent with barium hydroxide octahydrate is disclosed.
- Patent Document 2 Japanese Patent Application Laid-Open No. 61-2595756
- An object of the present invention is to provide a method for producing diacetone alcohol which can be operated for a long time.
- the present inventors have conducted intensive studies in view of the above problems, and as a result, have found that a solid basic catalyst having a specific pore distribution has a high initial activity and a small decrease rate of the activity.
- the present invention has been reached. That is, the gist of the present invention resides in the following (1) to (7).
- a solid basic catalyst having a pore volume of 0.01 to 1 ⁇ and having a pore volume of 1.8 m 1 or more is used.
- a solid basic catalyst comprising at least a metal hydroxide selected from (i) metal hydroxides and alkaline earth metal hydroxides and (ii) a binder
- the pore volume of the solid basic catalyst is measured in advance, and the pore volume of 0.1 to 1 ⁇ m with a pore volume of 1.8 ml / g or more is measured.
- a method for producing diacetone alcohol which is selected and used in a reaction.
- the pore volume of the solid basic catalyst is 0.1 to 1 m, the pore volume is 0.9 ml / g or more, and the pore diameter is 0.01 to 0.1 m.
- the solid basic catalyst is obtained by mixing barium hydroxide, a binder, an inert solid, and water, and performing a heat treatment in a sealed state.
- the proportion of alkali metal and / or alkaline earth metal in the solid basic catalyst dried at 550 ° C for 1 hour at a ratio of 40 to 50% by weight is converted to oxide.
- a solid basic catalyst having a mass of 1.8 m 1 / g or more diacetone alcohol is produced from acetone, and the obtained diacetone alcohol is subjected to a dehydration reaction to obtain mesityloxide.
- (6) at least a metal hydroxide selected from (i) an alkali metal hydroxide and an alkaline earth metal hydroxide, and (ii) a binder;
- a solid basic catalyst having a pore volume of / xm of 1.8 ml / g or more.
- the method for producing diacetone alcohol of the present invention comprises a solid base comprising at least (i) a metal hydroxide selected from an alkali metal hydroxide and an alkaline earth metal hydroxide, and (ii) a binder.
- a solid basic catalyst having a pore volume of 0.01 to 1 ⁇ m and a pore volume of 1.8 m 1 / g or more is used. It is characterized by the following.
- the solid basic catalyst according to the present invention comprises, similarly to a well-known condensation catalyst such as acetone, an inert solid and a binder mixed with an alkali metal hydroxide and / or an alkaline earth metal hydroxide, This can be manufactured by kneading with water to form a desired shape and, if necessary, subjecting it to a heat treatment to solidify.
- a well-known condensation catalyst such as acetone
- an inert solid mixed with an alkali metal hydroxide and / or an alkaline earth metal hydroxide
- hydroxide of the alkali metal examples include sodium hydroxide and hydroxide hydroxide.
- hydroxide of the alkaline earth metal examples include barium hydroxide, magnesium hydroxide, and calcium hydroxide.
- alkaline earth Preference is given to hydroxides of the class of metals, in particular barrier hydroxide.
- palladium hydroxides particularly preferred is barium hydroxide octahydrate, which can generally be used to produce a highly active catalyst.
- inert solid examples include talc, diatomaceous earth, kaolin, titanium oxide and the like, and preferably talc.
- binder examples include cements such as Portland cement and alumina cement.
- the amount of Al-metal hydroxide and / or Al-earth metal hydroxide used in the production of the catalyst is determined in terms of oxides as Al-metal hydroxide and Z or Al-earth metal hydroxide.
- Alkali metal hydroxide and Z or alkaline earth metal hydroxide in terms of oxide is usually at least 10% by weight, preferably at least 40% by weight, based on the total of the substance, the inert solid and the binder. And usually 70 weight. / 0 or less, preferably 50% by weight or less. Further, the inert solid and the binder may be in any amount as long as the desired mechanical strength can be obtained.
- the amount of the inert solid and the amount of the alkali metal hydroxide and Z or alkaline earth metal hydroxide in terms of oxide are not limited.
- the content of the inert solid is preferably 60% by weight or less, particularly preferably 10 to 50% by weight, and the binder is 30 to 200% by weight / 0 , particularly 50 to 100%. %.
- the amount of water used for kneading these catalyst raw materials is added to the weight of the raw material mixture (however, alkali metal hydroxides and / or alkaline earth metal hydroxides are converted to oxides). It is preferable that the total of water and the crystallization water of the alkali metal hydroxide and the Z or alkaline earth metal hydroxide be 10 to 100% by weight.
- the kneading may be performed using an arbitrary device.
- the kneaded material is then preferably extruded with an extruder and cut to a certain length.
- the obtained molded body When the obtained molded body is subjected to heat treatment, it is usually performed in a closed system at 50 to 60 ° C. for 2 hours or more, preferably 20 to 30 hours. In this case, in order to prevent the evaporation of water in the molded body, it is preferable to introduce the molded body into a closed system immediately after the completion of molding.
- the solid basic catalyst thus produced has a water ratio of 40 to 5 ° by weight. / 0 You.
- the amount of water in the solid basic catalyst is determined from the weight loss when the solid basic catalyst is dried to 550 ° C. Further, it is preferable that the ratio of the alkali metal and Roh or alkaline earth metal occupying the 1 hour dried solid basic catalyst at 550 ° C is in the range of 40 to 55 by weight 0/0 in terms of oxide.
- a catalyst having a pore volume of 0.01 to 1 ⁇ determined by a mercury intrusion method of 1.8 m1 Zg or more is used for the reaction.
- the pore volume at a pore diameter of 0.01 to 1 / im is 1.8 m 1 / g or more, preferably 2.Om 1 / g or more, the initial activity is high and the decrease in catalyst activity is small.
- the pore volume with a pore diameter of 0.1 to 1 ⁇ is 0.9 m 1 Zg or more, and the pore volume with a pore diameter of 0.01 to 0.1 / 111 is 0.9 m 1 / g or more. It is preferable that Among the pores of the solid basic catalyst, the pore volume with a pore diameter of 0.01 to 0.1 / im is correlated with the decrease in the activity, and the pore volume in this range is preferably 0.9 m 1 / g or more. Is 1. Om 1 Zg or more, and the larger the pore volume is, the smaller the decrease in activity tends to be.
- the pore volume of the pore diameter of 0.1 to 1 / m is correlated with the initial activity, and the pore volume in this range is 0.9 ml Zg or more, preferably 1.Oml Zg or more.
- the initial activity tends to increase as the capacity increases.
- the proportion of the catalyst having a pore volume of 0.01 to 1 m of 1.8 ml Zg or more is preferably as high as possible with respect to the total amount of the catalyst.
- a catalyst that has a pore volume of 0.01 to 1 / m with a pore volume of 1.8 ml Zg or more "means that 80% or more of the total catalyst amount is "A catalyst having a pore volume of 1.8 m 1 / g or more", preferably 90% or more, more preferably 95% or more.
- the above measurement may be performed every 50 to 100 kg before charging the catalyst into the reactor.
- the basic method for producing a catalyst can be performed by the above method.
- the control of pore formation is determined by the conditions of evaporation of water from the catalyst, it is preferable that the temperature during the production of the catalyst and the amount of water evaporation be uniform between the catalysts to minimize the difference between the catalysts. In particular, it is necessary to minimize unevenness in the temperature and moisture of the catalyst during heating.
- the condensation reaction of aldehydes or ketones using the catalyst according to the present invention is carried out by a conventional method using a fixed bed, fluidized bed or moving bed reactor.
- the reaction temperature is usually from 0 to 40 ° C, preferably from 5 to 30 ° C.
- the yield of diacetone alcohol when the flow rate of acetone A 1 [kg of acetone L catalyst] is R 1 [%]
- the catalyst deactivation rate D [% ⁇ catalyst kg / acetone obtained by the following formula (II) L] is 0.001 or less, preferably 0.0007 or less, indicating that the decrease in catalytic activity is sufficiently small.
- a condensation reaction of aldehydes and ketones can be stably performed for a long time.
- Phosphoric acid, sulfuric acid, phosphorous acid, or polyphosphoric acid can be used as a dehydration catalyst for producing mesityloxide by dehydrating diacetone alcohol.
- sulfuric acid, phosphorous acid, and polyphosphoric acid are preferred.
- the use amount of these catalysts is usually 0.5% or more, preferably 1% or more, and usually 10% or less, preferably 5% or less.
- the reaction temperature is usually 100 ° C or higher, usually 160 ° C or lower, preferably 130 ° C or lower.
- the reaction time is selected from the range of 0.5 to 3 hours.
- the reaction type either a batch type or a continuous type can be adopted.
- a non-noble metal catalyst such as nickel or copper-chromium or a noble metal catalyst such as palladium, platinum or rhodium is used as a hydrogenation catalyst.
- Non-precious metal catalysts are inexpensive and relatively difficult to poison.
- reaction selectivity is poor and there are many by-products of alcohol due to hydrogenation of carbonyl groups, precious metal catalysts having high selectivity are preferred.
- the noble metal catalyst for example, one or a combination of two or more of rhodium, ruthenium, platinum, palladium, osmium, and the like, or a catalyst in which these are supported on a carrier can be used.
- a carrier for example, alumina, silica, silica monoremina, activated carbon, carbon black, diatomaceous earth, celite and the like can be used.
- Preferred is palladium-activated carbon.
- the reaction temperature is usually 80 ° C or higher, preferably It is 100 ° C or higher, usually 200 ° C or lower, preferably 160 ° C or lower.
- the hydrogen pressure is generally at least 0.5 IMP a / G, preferably at least 0.5 MPa / G, and usually at most 5 MP & ZG, preferably at most 2 MPa / G.
- the reactor may be of a batch type or a continuous type. If it is a continuous type, either a fixed bed or a fluidized bed may be used. Examples>
- the obtained catalyst was sieved using 8 mesh and 16 mesh sieves, and the one between the two sieves was used for the condensation reaction of acetone.
- the pore volume of the catalyst used for the condensation reaction was measured by a mercury intrusion method. Further, the catalyst was dried at 550 ° C., and the amount of water in the catalyst was determined. Further, the ratio of barium in the catalyst dried at 550 ° C. for 1 hour was calculated in terms of barium oxide. Table 11 shows the pore volume and composition.
- a 1-inch jacketed reaction tube was filled with 15 g (15 mL) of the solid basic catalyst shown in Table 1 and a water concentration of 1.3 wt / ° C at 10 ° C. was passed through the upflow at a rate of 15 OmL_hr to carry out the reaction.
- the initial activity is the yield of diacetone alcohol (hereinafter abbreviated as “DAA”) at the reactor outlet 48 hours after the start of the flow of the acetone, and the results are shown in Table 11. You.
- DAA diacetone alcohol
- Example 1 ( ⁇ / barium * water 0.01 1 0.1 ⁇ 0.11 1 ⁇ 0. 01 1 ⁇ o; Example 1 46. 7 42.3 0.84 1.21 2.05 13.9
- Example 2 46 0 42.1 0.94 1.34 2.28 15.0
- Example 3 46.1 42.6 1.07 1.30 2.37 14.7
- Example 4 43.0 41.6 1.01 1.21 2.22 14.5
- Example 5 44.5 51.8 0.96 1.15 2.11 14.3
- Example 6 44.5.42.7 1.06 1.17 2.23 14. 4
- Example 7 45. 5 42. 1 0.83 1.22 2.05 14.9
- Example 8 45. 1 42.
- a method for producing diacetone alcohol which can be operated for a long time can be provided.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003137370 | 2003-05-15 | ||
| JP2003-137370 | 2003-05-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2004101485A1 true WO2004101485A1 (ja) | 2004-11-25 |
Family
ID=33447255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2004/006408 Ceased WO2004101485A1 (ja) | 2003-05-15 | 2004-05-06 | ジアセトンアルコールの製造方法 |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN1323997C (ja) |
| WO (1) | WO2004101485A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016012974A1 (en) | 2014-07-25 | 2016-01-28 | Sabic Global Technologies B.V. | Synthesis of diacetone alcohol and mesityl oxide |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102757327B (zh) * | 2011-04-29 | 2014-05-28 | 中国石油化工股份有限公司 | 一种氧化丙酮制备二丙酮醇的方法 |
| CN103724172B (zh) * | 2014-01-17 | 2016-01-20 | 天津市道福化工新技术开发有限公司 | 二丙酮醇的合成工艺 |
| CN104355976B (zh) * | 2014-11-07 | 2016-01-20 | 中国海洋石油总公司 | 一种丙酮一步法合成异丙叉丙酮的方法 |
| CN104355975B (zh) * | 2014-11-07 | 2016-01-20 | 中国海洋石油总公司 | 一种丙酮两步法合成甲基异丁基酮的方法 |
| CN105037123B (zh) * | 2015-07-28 | 2017-06-23 | 江苏苏源辉普化工有限公司 | 一种连续法生产二丙酮醇的方法 |
| CN108383704B (zh) * | 2018-05-01 | 2021-03-23 | 利安隆凯亚(河北)新材料有限公司 | 一种利用合成三丙酮胺过程副产物制备丙酮的方法 |
| CN109824498B (zh) * | 2018-12-22 | 2021-12-14 | 谦信化工集团有限公司 | 一种二丙酮醇连续化生产装置及生产工艺 |
| CN110183432B (zh) * | 2019-06-28 | 2021-08-31 | 珠海市柏瑞医药科技有限公司 | 一种5,6-o-异亚丙基-l-抗坏血酸的制备工艺 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61259756A (ja) * | 1985-05-14 | 1986-11-18 | Mitsubishi Chem Ind Ltd | アセトン縮合触媒の製造方法 |
| JPS63123440A (ja) * | 1986-11-13 | 1988-05-27 | Mitsubishi Kasei Corp | アセトン縮合触媒の製造方法 |
| JPH11228464A (ja) * | 1998-02-20 | 1999-08-24 | Mitsui Chem Inc | メチルイソブチルケトンおよび/またはメチルイソブチルカルビノールの製造方法 |
-
2004
- 2004-05-06 WO PCT/JP2004/006408 patent/WO2004101485A1/ja not_active Ceased
- 2004-05-06 CN CNB2004800128211A patent/CN1323997C/zh not_active Expired - Lifetime
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61259756A (ja) * | 1985-05-14 | 1986-11-18 | Mitsubishi Chem Ind Ltd | アセトン縮合触媒の製造方法 |
| JPS63123440A (ja) * | 1986-11-13 | 1988-05-27 | Mitsubishi Kasei Corp | アセトン縮合触媒の製造方法 |
| JPH11228464A (ja) * | 1998-02-20 | 1999-08-24 | Mitsui Chem Inc | メチルイソブチルケトンおよび/またはメチルイソブチルカルビノールの製造方法 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016012974A1 (en) | 2014-07-25 | 2016-01-28 | Sabic Global Technologies B.V. | Synthesis of diacetone alcohol and mesityl oxide |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1787986A (zh) | 2006-06-14 |
| CN1323997C (zh) | 2007-07-04 |
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