CN112316898A - Novel molecular sieve rotating wheel preparation process - Google Patents
Novel molecular sieve rotating wheel preparation process Download PDFInfo
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- CN112316898A CN112316898A CN202011207008.7A CN202011207008A CN112316898A CN 112316898 A CN112316898 A CN 112316898A CN 202011207008 A CN202011207008 A CN 202011207008A CN 112316898 A CN112316898 A CN 112316898A
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- molecular sieve
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- rotating wheel
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- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
- B01J20/10—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
- B01J20/16—Alumino-silicates
- B01J20/18—Synthetic zeolitic molecular sieves
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/06—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with moving adsorbents, e.g. rotating beds
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- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
- B01J20/28042—Shaped bodies; Monolithic structures
- B01J20/28045—Honeycomb or cellular structures; Solid foams or sponges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
Abstract
The invention discloses a novel molecular sieve rotating wheel preparation process, which comprises a rotating wheel matrix, wherein the rotating wheel matrix is coated with the following raw materials: the composite material comprises a Y-type molecular sieve with a silicon-aluminum ratio of 30-150 equal parts, a beta-type molecular sieve with a silicon-aluminum ratio of 150-600 equal parts, a ZSM-5-type molecular sieve with a silicon-aluminum ratio of 300-all silicon, 20-30% of silica sol binder and one thousandth of trace surfactant; the invention coats the Y-type molecular sieve, the beta-type molecular sieve and the ZSM-5 type molecular sieve on the rotating wheel matrix in a single or multiple proportioning mode, realizes high selective adsorption performance on VOCs, and enables the molecular sieve to have stronger hydrophobicity and keep higher specific surface area and pore fusion after adjusting the silica-alumina ratio in the molecular sieve.
Description
Technical Field
The invention relates to the technical field of molecular sieve rotating wheel preparation, in particular to a novel molecular sieve rotating wheel preparation process.
Background
Industrial waste gas also becomes a big problem of environmental protection while the industrial industry in China gains rapid development, so that molecular sieve rotating wheel equipment is selected by a plurality of enterprises for being used for efficient pretreatment of factory waste gas, but the molecular sieve rotating wheels on the market at present are poor in general hydrophobicity and weak in selective adsorption capacity, and the main reason influencing the molecular sieve rotating wheels is that the silicon-aluminum ratio is not appropriate, so that improvement is needed.
Disclosure of Invention
The invention aims to provide a novel preparation process of a molecular sieve rotating wheel, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a novel molecular sieve runner preparation process comprises a runner base body and is characterized in that: the runner substrate is coated with the following raw materials: the composite material comprises a Y-type molecular sieve with a silicon-aluminum ratio of 30-150 equal parts, a beta-type molecular sieve with a silicon-aluminum ratio of 150-600 equal parts, a ZSM-5-type molecular sieve with a silicon-aluminum ratio of 300-all silicon, 20-30% of silica sol binder and one thousandth of trace surfactant;
preferably, the proportion of the materials among the Y-type molecular sieve, the beta-type molecular sieve and the ZSM-5 type molecular sieve is as follows: the material proportion of the Y-type molecular sieve to the ZSM-5 type molecular sieve or the beta-type molecular sieve to the ZSM-5 type molecular sieve is 2:1 or 1: 2; the Y-type molecular sieve, the beta-type molecular sieve and the ZSM-5 type molecular sieve can also be added independently.
Preferably, the preparation process comprises the following steps:
A. adding a certain proportion of single or multiple molecular sieves, a silica sol binder and a trace amount of surfactant into water, and dispersing by a dispersion machine for about 1 hour;
B. b, after the slurry is prepared in the step A, soaking the rotating wheel base body in the slurry for about 2-3 minutes;
C. taking out the soaked rotating wheel base body, and drying at 120-180 ℃;
D. and after drying, roasting at the high temperature of 450-500 ℃ to finally prepare the porous honeycomb finished product novel molecular sieve rotating wheel.
Compared with the prior art, the invention has the beneficial effects that:
the invention coats the Y-type molecular sieve, the beta-type molecular sieve and the ZSM-5 type molecular sieve on the rotating wheel matrix in a single or multiple proportioning mode, realizes high selective adsorption performance on VOCs, and enables the molecular sieve to have stronger hydrophobicity and keep higher specific surface area and pore fusion after adjusting the silica-alumina ratio in the molecular sieve.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme that: a novel molecular sieve rotating wheel preparation process comprises the steps of dispersing a Y-type molecular sieve with a silicon-aluminum ratio of 30-150 equal parts, a beta-type molecular sieve with a silicon-aluminum ratio of 150-600 equal parts, a ZSM-5-type molecular sieve with a silicon-aluminum ratio of 300-full silicon, 20-30% of silica sol binder and one thousandth of trace surfactant into water to prepare slurry, soaking a rotating wheel substrate in the slurry, and preparing a porous honeycomb finished product through processes of 120-degree heat-addition 180-degree drying, 450-degree heat-addition 500-degree roasting and the like, wherein the molecular sieve is an active component in the porous honeycomb finished product and can play a role in adsorbing VOCs.
Example one
A. Adding a Y-type molecular sieve with a silicon-aluminum ratio of 30-150 equal parts, a silica sol binder of 20-30% and a thousandth of trace surfactant into water, and dispersing by a dispersion machine for about 1 hour;
B. b, after the slurry is prepared in the step A, soaking the rotating wheel base body in the slurry for about 2-3 minutes;
C. taking out the soaked rotating wheel base body, and drying at 120-180 ℃;
D. and (3) baking at the high temperature of 450-500 ℃ after drying, and finally preparing the porous honeycomb-shaped finished novel molecular sieve rotating wheel which is mainly used for adsorbing high-concentration or macromolecular waste gas.
Example two
A. Adding a beta-type molecular sieve with a silicon-aluminum ratio of 150-600 equal parts, a silica sol binder of 20-30% and a thousandth of trace surfactant into water, and dispersing by a dispersion machine for about 1 hour;
B. b, after the slurry is prepared in the step A, soaking the rotating wheel base body in the slurry for about 2-3 minutes;
C. taking out the soaked rotating wheel base body, and drying at 120-180 ℃;
D. and (3) baking at the high temperature of 450-500 ℃ after drying, and finally preparing the porous honeycomb finished novel molecular sieve rotating wheel which is mainly used for adsorbing low-concentration or macromolecular waste gas.
EXAMPLE III
A. Adding a ZSM-5 type molecular sieve with the silicon-aluminum ratio of 300 to full silicon, 20-30% of silica sol binder and one thousandth of trace surfactant into water, and dispersing by a dispersion machine for about 1 hour;
B. b, after the slurry is prepared in the step A, soaking the rotating wheel base body in the slurry for about 2-3 minutes;
C. taking out the soaked rotating wheel base body, and drying at 120-180 ℃;
D. and after drying, roasting at the high temperature of 450-500 ℃ to finally prepare the porous honeycomb finished novel molecular sieve rotating wheel which is mainly used for adsorbing small molecular waste gas.
Example four
A. Taking a mixture of a Y-type molecular sieve with a silicon-aluminum ratio of 30-150 equal parts and a ZSM-5 type molecular sieve with a silicon-aluminum ratio of 300-full silicon, wherein the mixing ratio is 1:2 or 2: 1. taking 20-30% of silica sol binder and one thousandth of trace surfactant, adding all the raw materials into water, and dispersing by a dispersion machine for about 1 hour;
B. b, after the slurry is prepared in the step A, soaking the rotating wheel base body in the slurry for about 2-3 minutes;
C. taking out the soaked rotating wheel base body, and drying at 120-180 ℃;
D. and after drying, roasting at the high temperature of 450-500 ℃ to finally prepare the novel porous honeycomb finished molecular sieve rotating wheel which can adsorb high-concentration or macromolecular waste gas and micromolecular waste gas simultaneously.
EXAMPLE five
A. Taking a mixture of a beta-type molecular sieve with a silicon-aluminum ratio of 150-600 equal parts and a ZSM-5 type molecular sieve with a silicon-aluminum ratio of 300-full silicon, wherein the mixing ratio is 1:2 or 2: 1. taking 20-30% of silica sol binder and one thousandth of trace surfactant, adding all the raw materials into water, and dispersing by a dispersion machine for about 1 hour;
B. b, after the slurry is prepared in the step A, soaking the rotating wheel base body in the slurry for about 2-3 minutes;
C. taking out the soaked rotating wheel base body, and drying at 120-180 ℃;
D. and after drying, roasting at the high temperature of 450-500 ℃ to finally prepare the novel porous honeycomb finished molecular sieve rotating wheel which can adsorb low-concentration or macromolecular waste gas and micromolecular waste gas simultaneously.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. A novel molecular sieve runner preparation process comprises a runner base body and is characterized in that: the runner substrate is coated with the following raw materials: the composite material comprises a Y-type molecular sieve with a silica-alumina ratio of 30-150 equal parts, a beta-type molecular sieve with a silica-alumina ratio of 150-600 equal parts, a ZSM-5-type molecular sieve with a silica-alumina ratio of 300-full silicon, 20-30% of silica sol binder and one thousandth of trace surfactant.
2. The process for preparing the novel molecular sieve rotating wheel according to claim 1, which is characterized in that: the materials among the Y-type molecular sieve, the beta-type molecular sieve and the ZSM-5 type molecular sieve are proportioned and combined as follows: the material proportion of the Y-type molecular sieve to the ZSM-5 type molecular sieve or the beta-type molecular sieve to the ZSM-5 type molecular sieve is 2:1 or 1: 2; the Y-type molecular sieve, the beta-type molecular sieve and the ZSM-5 type molecular sieve can also be added independently.
3. The preparation process for realizing the novel molecular sieve rotary wheel of claim 1 or 2 is characterized by comprising the following steps of: the preparation process comprises the following steps:
A. adding a certain proportion of single or multiple molecular sieves, a silica sol binder and a trace amount of surfactant into water, and dispersing by a dispersion machine for about 1 hour;
B. b, after the slurry is prepared in the step A, soaking the rotating wheel base body in the slurry for about 2-3 minutes;
C. taking out the soaked rotating wheel base body, and drying at 120-180 ℃;
D. and after drying, roasting at the high temperature of 450-500 ℃ to finally prepare the porous honeycomb finished product novel molecular sieve rotating wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202011207008.7A CN112316898A (en) | 2020-11-03 | 2020-11-03 | Novel molecular sieve rotating wheel preparation process |
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| CN202011207008.7A CN112316898A (en) | 2020-11-03 | 2020-11-03 | Novel molecular sieve rotating wheel preparation process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114377517A (en) * | 2021-11-22 | 2022-04-22 | 同济大学 | Coating waste gas purification system and method based on functional mesoporous silica rotating wheel |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5667560A (en) * | 1993-10-25 | 1997-09-16 | Uop | Process and apparatus for dehumidification and VOC odor remediation |
| CN105289491A (en) * | 2015-11-13 | 2016-02-03 | 青岛华世洁环保科技有限公司 | Active carbon material doped molecular sieve adsorption concentration rotating wheel, and preparation method thereof |
| CN106178850A (en) * | 2016-07-14 | 2016-12-07 | 无锡普爱德环保科技有限公司 | A kind of adsorbent adhesive method made as ultra-low dew point desiccant wheel |
| CN107583604A (en) * | 2017-11-02 | 2018-01-16 | 景德镇佳奕新材料有限公司 | A kind of hydrophobicity honeycomb-shaped zeolite material and its preparation method and application |
| CN108452638A (en) * | 2017-12-28 | 2018-08-28 | 杭州捷瑞空气处理设备有限公司 | A kind of preparation method of hydrophobic molecule sieve runner |
| CN109012620A (en) * | 2018-09-20 | 2018-12-18 | 南京林业大学 | A kind of modified montmorillonoid-zeolite composite adsorbing material and its preparation method and application |
| CN109126696A (en) * | 2018-08-13 | 2019-01-04 | 南京林业大学 | A kind of high-performance composite adsorbing material and its preparation method and application |
| CN109173589A (en) * | 2018-09-29 | 2019-01-11 | 芜湖格丰环保科技研究院有限公司 | A kind of VOCs runner absorption molecular sieves compound material and preparation method thereof |
| CN208406523U (en) * | 2017-12-28 | 2019-01-22 | 杭州捷瑞空气处理设备有限公司 | A kind of hydrophobic molecule sieve runner |
| CN109589912A (en) * | 2019-01-29 | 2019-04-09 | 山东奥福环保科技股份有限公司 | A kind of concentration runner adsorbent material and preparation method thereof |
-
2020
- 2020-11-03 CN CN202011207008.7A patent/CN112316898A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5667560A (en) * | 1993-10-25 | 1997-09-16 | Uop | Process and apparatus for dehumidification and VOC odor remediation |
| CN105289491A (en) * | 2015-11-13 | 2016-02-03 | 青岛华世洁环保科技有限公司 | Active carbon material doped molecular sieve adsorption concentration rotating wheel, and preparation method thereof |
| CN106178850A (en) * | 2016-07-14 | 2016-12-07 | 无锡普爱德环保科技有限公司 | A kind of adsorbent adhesive method made as ultra-low dew point desiccant wheel |
| CN107583604A (en) * | 2017-11-02 | 2018-01-16 | 景德镇佳奕新材料有限公司 | A kind of hydrophobicity honeycomb-shaped zeolite material and its preparation method and application |
| CN108452638A (en) * | 2017-12-28 | 2018-08-28 | 杭州捷瑞空气处理设备有限公司 | A kind of preparation method of hydrophobic molecule sieve runner |
| CN208406523U (en) * | 2017-12-28 | 2019-01-22 | 杭州捷瑞空气处理设备有限公司 | A kind of hydrophobic molecule sieve runner |
| CN109126696A (en) * | 2018-08-13 | 2019-01-04 | 南京林业大学 | A kind of high-performance composite adsorbing material and its preparation method and application |
| CN109012620A (en) * | 2018-09-20 | 2018-12-18 | 南京林业大学 | A kind of modified montmorillonoid-zeolite composite adsorbing material and its preparation method and application |
| CN109173589A (en) * | 2018-09-29 | 2019-01-11 | 芜湖格丰环保科技研究院有限公司 | A kind of VOCs runner absorption molecular sieves compound material and preparation method thereof |
| CN109589912A (en) * | 2019-01-29 | 2019-04-09 | 山东奥福环保科技股份有限公司 | A kind of concentration runner adsorbent material and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114377517A (en) * | 2021-11-22 | 2022-04-22 | 同济大学 | Coating waste gas purification system and method based on functional mesoporous silica rotating wheel |
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Application publication date: 20210205 |
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