CN110756169A - Method for preparing organic-inorganic composite adsorbing material by using black shale - Google Patents

Method for preparing organic-inorganic composite adsorbing material by using black shale Download PDF

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Publication number
CN110756169A
CN110756169A CN201810826704.2A CN201810826704A CN110756169A CN 110756169 A CN110756169 A CN 110756169A CN 201810826704 A CN201810826704 A CN 201810826704A CN 110756169 A CN110756169 A CN 110756169A
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CN
China
Prior art keywords
black shale
organic
adsorbing material
inorganic composite
kaolin
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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.)
Pending
Application number
CN201810826704.2A
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Chinese (zh)
Inventor
张�杰
毛瑞勇
张玉松
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Guizhou University
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Guizhou University
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Publication date
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Priority to CN201810826704.2A priority Critical patent/CN110756169A/en
Publication of CN110756169A publication Critical patent/CN110756169A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/22Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/103Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate comprising silica
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/10Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising silica or silicate
    • B01J20/12Naturally occurring clays or bleaching earth
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2220/00Aspects relating to sorbent materials
    • B01J2220/40Aspects relating to the composition of sorbent or filter aid materials
    • B01J2220/46Materials comprising a mixture of inorganic and organic materials

Abstract

The invention discloses a method for preparing an organic-inorganic composite adsorbing material by using black shale, wherein the organic-inorganic composite adsorbing material is prepared from the black shale, kaolin, quartz sand and asphalt according to a mixture ratio, and the preparation method comprises the following steps: grinding black shale to below 100 meshes, uniformly mixing with kaolin, quartz sand and asphalt, placing in a mould, and vibrating on a concrete vibrating table for 5-10min until no bubbles are released; and placing the formed product in a curing box for curing at normal temperature, wherein the temperature is 20-25 ℃, and the time is 1-30 days. The black shale organic-inorganic clay mineral adsorbing material prepared by the invention has good adsorption effect on harmful gases in the environment such as formaldehyde gas and the like, and is an environment filtering adsorbing material with good performance.

Description

Method for preparing organic-inorganic composite adsorbing material by using black shale
Technical Field
The invention relates to a method for preparing an organic-inorganic composite adsorbing material by using black shale, in particular to a method for preparing an organic-inorganic composite adsorbing material by using black shale, kaolin, quartz sand and asphalt.
Technical Field
The black shale mainly contains quartz and clay minerals, and the secondary minerals are pyrite, potash feldspar, albite, dolomite, calcite and the like. The mean quartz content was 45.23%. The clay mineral has an average content of 34.87%, mainly illite, and also contains part of illite, kaolinite, chlorite, etc. Organic matter is filled in the cracks of the clay mineral.
The black shale is widely distributed in Guizhou, Hunan and the like, has huge reserves, but has less development and low utilization value, provides a feasible technical scheme for the development and utilization of resources, and has better economic value.
Disclosure of Invention
The invention aims to provide a method for preparing an organic-inorganic composite adsorbing material by using black shale, wherein the organic-inorganic composite adsorbing material is prepared by using the black shale, kaolin, quartz sand and asphalt, so that the resource utilization of the black shale is promoted, and the economic benefit and the social benefit are increased. The produced organic-inorganic composite adsorbing material has low cost and excellent performance.
The technical scheme of the invention is as follows:
a method for preparing an organic-inorganic composite adsorption material by using black shale, wherein the organic-inorganic composite adsorption material is prepared from the black shale, kaolin, quartz sand and asphalt according to a ratio, and the preparation method comprises the following steps: grinding black shale to below 100 meshes, uniformly mixing with kaolin, quartz sand and asphalt, placing in a mould, and vibrating on a concrete vibrating table for 5-10min until no bubbles are released; and placing the formed product in a curing box for curing at normal temperature, wherein the temperature is 20-25 ℃, and the time is 1-30 days.
The weight percentage of the black shale to the kaolin to the quartz sand to the asphalt is 8-12: 3-6: 1-3: 2-5.
Further, the content of clay minerals in the black shale is 20% -40%, and the content of organic matters in the black shale is 10% -20%.
The production process of the invention comprises the following steps: the clay mineral has large specific surface area and strong adsorption effect. The organic matter and the clay mineral are combined together mainly through the hydrogen bonding action of a hydrophobic component in the organic matter and the surface of the clay mineral. In the process of combining organic matters and clay minerals, a large number of new organic micro-nano gaps are generated, gas adsorption sites are increased, and the content of organic matters in the composite material is increased by asphalt. The quartz plays a role of framework support and is beneficial to material molding.
The maximum methane adsorption capacity of the organic-inorganic clay aggregate in the black shale is 3.43cm3Per g, and the adsorption capacity of black shale to methane is 2.22cm at most3The result of the reaction is that the organic-inorganic clay aggregate has good methane adsorption capacity. The maximum methane adsorption capacity of pure clay mineral illite at 35 ℃ is 1.09cm3The comparison shows that the organic-inorganic clay aggregate has larger methane adsorption capacity than the pure clay mineral.
The black shale organic-inorganic clay mineral adsorbing material prepared by the invention has good adsorption effect on harmful gases in the environment such as formaldehyde gas and the like, and is an environment filtering adsorbing material with good performance.
The invention has the advantages that: the organic-inorganic composite adsorbing material prepared by using the black rock has the advantages of low cost, low energy consumption, more than 50% of black shale consumption, simple production process, stable product adsorption performance and higher economic and social benefits, and has significance for resource utilization of the black shale.
Detailed Description
The present invention will be described in further detail with reference to examples.
Example 1:
the method comprises the steps of firstly drying black shale, kaolin and quartz sand respectively, grinding the black shale, the kaolin and the quartz sand to 100 meshes, then weighing 80g of black shale, 30g of kaolin, 10g of quartz sand and 20g of asphalt, then uniformly mixing, adding 40g of tap water, uniformly stirring, pouring into a mould, and carrying out vibration molding on a concrete vibration table for about 10min until no bubbles are released. And in the later period, the formed product is maintained at normal temperature, the temperature is about 25-30 ℃, and the time is 5 days.
Example 2:
the method comprises the steps of firstly drying black shale, kaolin and quartz sand respectively, grinding the black shale, the kaolin and the quartz sand to 100 meshes, then weighing 120g of black shale, 60g of kaolin, 30g of quartz sand and 50g of asphalt, then uniformly mixing, adding 60g of tap water, uniformly stirring, pouring the mixture into a mould, and carrying out vibration molding on a concrete vibration table for about 10min until no bubbles are released. And in the later period, the formed product is maintained at normal temperature, the temperature is about 25-30 ℃, and the time is 30 days.
Example 3:
the method comprises the steps of firstly drying black shale, kaolin and quartz sand respectively, grinding the black shale, the kaolin and the quartz sand to 100 meshes, then weighing 100g of black shale, 50g of kaolin, 20g of quartz sand and 30g of asphalt, then uniformly mixing, adding 50g of tap water, uniformly stirring, pouring the mixture into a mould, and carrying out vibration molding on a concrete vibration table for about 10min until no bubbles are released. And in the later period, the formed product is maintained at normal temperature, the temperature is about 25-30 ℃, and the time is 30 days.
After 30 days, the gas adsorption performance test is carried out on the material, and the product performance obtained in example 3 is obviously superior to that obtained in examples 1 and 2.
The foregoing is merely a preferred example of the present invention and is not intended to limit the present invention in any manner, and all modifications and equivalents of the above-described embodiments may be made thereto without departing from the spirit of the present invention.

Claims (3)

1. A method for preparing an organic-inorganic composite adsorbing material by using black shale is characterized by comprising the following steps: the organic-inorganic composite adsorbing material is prepared from black shale, kaolin, quartz sand and asphalt according to a mixture ratio, and the preparation method comprises the following steps: grinding black shale to below 100 meshes, uniformly mixing with kaolin, quartz sand and asphalt, placing in a mould, and vibrating on a concrete vibrating table for 5-10min until no bubbles are released; and placing the formed product in a curing box for curing at normal temperature, wherein the temperature is 20-25 ℃, and the time is 1-30 days.
2. The method for preparing the organic-inorganic composite adsorbing material by using the black shale as claimed in claim 1, wherein the method comprises the following steps: the weight percentage of the black shale to the kaolin to the quartz sand to the asphalt is 8-12: 3-6: 1-3: 2-5.
3. The method for preparing the organic-inorganic composite adsorbing material by using the black shale as claimed in claim 1, wherein the method comprises the following steps: the black shale contains 20-40% of clay minerals and 10-20% of organic matters.
CN201810826704.2A 2018-07-25 2018-07-25 Method for preparing organic-inorganic composite adsorbing material by using black shale Pending CN110756169A (en)

Priority Applications (1)

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CN201810826704.2A CN110756169A (en) 2018-07-25 2018-07-25 Method for preparing organic-inorganic composite adsorbing material by using black shale

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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CN110756169A true CN110756169A (en) 2020-02-07

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040007507A1 (en) * 2002-07-12 2004-01-15 Smith Anthon L. Process for the recovery of hydrocarbon fractions from hydrocarbonaceous solids
KR101303959B1 (en) * 2013-02-20 2013-09-05 한국지질자원연구원 Sequential recovery method of uranium and vanadium separation from black shale ore
CN105158816A (en) * 2015-10-19 2015-12-16 中国石油大学(华东) Method for predicting anisotropism distribution of different types of shale adsorbed gases
CN105203428A (en) * 2015-11-04 2015-12-30 中国地质科学院地质力学研究所 Method for determining lost gas content in gas content of shale
CN107243322A (en) * 2017-06-07 2017-10-13 包鑫 A kind of diatom ore deposit crystalline substance purification particle containing oyster shell whiting and preparation method thereof
CN107649092A (en) * 2017-10-31 2018-02-02 中国地质大学(武汉) A kind of clay-based build adsorbent and preparation method thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040007507A1 (en) * 2002-07-12 2004-01-15 Smith Anthon L. Process for the recovery of hydrocarbon fractions from hydrocarbonaceous solids
KR101303959B1 (en) * 2013-02-20 2013-09-05 한국지질자원연구원 Sequential recovery method of uranium and vanadium separation from black shale ore
CN105158816A (en) * 2015-10-19 2015-12-16 中国石油大学(华东) Method for predicting anisotropism distribution of different types of shale adsorbed gases
CN105203428A (en) * 2015-11-04 2015-12-30 中国地质科学院地质力学研究所 Method for determining lost gas content in gas content of shale
CN107243322A (en) * 2017-06-07 2017-10-13 包鑫 A kind of diatom ore deposit crystalline substance purification particle containing oyster shell whiting and preparation method thereof
CN107649092A (en) * 2017-10-31 2018-02-02 中国地质大学(武汉) A kind of clay-based build adsorbent and preparation method thereof

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
武景淑等: ""渝东南渝页1井页岩气吸附能力及其主控因素"", 《西南石油大学学报(自然科学版)》 *
蒋廷学等: "《页岩气压裂技术》", 31 December 2016, 上海:华东理工大学出版社 *

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Application publication date: 20200207