CN105413653B - A kind of modified porous lightweight active calcium silicate high radioactivity waste water treating agent of Black Warrior mineral wool and preparation method - Google Patents
A kind of modified porous lightweight active calcium silicate high radioactivity waste water treating agent of Black Warrior mineral wool and preparation method Download PDFInfo
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- CN105413653B CN105413653B CN201510764827.4A CN201510764827A CN105413653B CN 105413653 B CN105413653 B CN 105413653B CN 201510764827 A CN201510764827 A CN 201510764827A CN 105413653 B CN105413653 B CN 105413653B
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- Prior art keywords
- mineral wool
- black warrior
- modified
- calcium silicate
- warrior mineral
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- 239000011490 mineral wool Substances 0.000 title claims abstract description 46
- 239000000378 calcium silicate Substances 0.000 title claims abstract description 31
- 229910052918 calcium silicate Inorganic materials 0.000 title claims abstract description 31
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 17
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 239000002351 wastewater Substances 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 30
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 29
- 229960000892 attapulgite Drugs 0.000 claims abstract description 26
- 229910052625 palygorskite Inorganic materials 0.000 claims abstract description 26
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 24
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 claims abstract description 22
- MKPXGEVFQSIKGE-UHFFFAOYSA-N [Mg].[Si] Chemical compound [Mg].[Si] MKPXGEVFQSIKGE-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000003292 glue Substances 0.000 claims abstract description 16
- 229910021536 Zeolite Inorganic materials 0.000 claims abstract description 14
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000000835 fiber Substances 0.000 claims abstract description 14
- 239000010457 zeolite Substances 0.000 claims abstract description 14
- 239000003093 cationic surfactant Substances 0.000 claims abstract description 12
- 239000008367 deionised water Substances 0.000 claims abstract description 12
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 12
- 150000002148 esters Chemical class 0.000 claims abstract description 12
- 229910052742 iron Inorganic materials 0.000 claims abstract description 12
- 229920000642 polymer Polymers 0.000 claims abstract description 12
- 239000004743 Polypropylene Substances 0.000 claims abstract description 11
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000002608 ionic liquid Substances 0.000 claims abstract description 11
- -1 polypropylene Polymers 0.000 claims abstract description 11
- 229920001155 polypropylene Polymers 0.000 claims abstract description 11
- 239000002994 raw material Substances 0.000 claims abstract description 7
- 125000003700 epoxy group Chemical group 0.000 claims abstract description 6
- 239000000203 mixture Substances 0.000 claims abstract description 6
- 239000004005 microsphere Substances 0.000 claims abstract description 3
- 238000003756 stirring Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 13
- 239000002131 composite material Substances 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 12
- 239000000843 powder Substances 0.000 claims description 12
- 235000019441 ethanol Nutrition 0.000 claims description 11
- 239000004593 Epoxy Substances 0.000 claims description 6
- 238000001354 calcination Methods 0.000 claims description 6
- 238000001125 extrusion Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims 2
- HRHBQGBPZWNGHV-UHFFFAOYSA-N azane;bromomethane Chemical compound N.BrC HRHBQGBPZWNGHV-UHFFFAOYSA-N 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims 1
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical compound O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 claims 1
- 125000000913 palmityl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims 1
- 229910001948 sodium oxide Inorganic materials 0.000 claims 1
- 238000001179 sorption measurement Methods 0.000 abstract description 7
- 239000002253 acid Substances 0.000 abstract description 4
- 239000003463 adsorbent Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 230000004927 fusion Effects 0.000 abstract description 3
- 235000012241 calcium silicate Nutrition 0.000 description 22
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 239000000356 contaminant Substances 0.000 description 4
- 239000004575 stone Substances 0.000 description 3
- DCAYPVUWAIABOU-UHFFFAOYSA-N hexadecane Chemical compound CCCCCCCCCCCCCCCC DCAYPVUWAIABOU-UHFFFAOYSA-N 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000010808 liquid waste Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000002285 radioactive effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 150000001768 cations Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000004992 fission Effects 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- PVGBHEUCHKGFQP-UHFFFAOYSA-N sodium;n-[5-amino-2-(4-aminophenyl)sulfonylphenyl]sulfonylacetamide Chemical compound [Na+].CC(=O)NS(=O)(=O)C1=CC(N)=CC=C1S(=O)(=O)C1=CC=C(N)C=C1 PVGBHEUCHKGFQP-UHFFFAOYSA-N 0.000 description 1
- AISMNBXOJRHCIA-UHFFFAOYSA-N trimethylazanium;bromide Chemical compound Br.CN(C)C AISMNBXOJRHCIA-UHFFFAOYSA-N 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
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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
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
-
- 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
- B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
- B01J20/041—Oxides or hydroxides
-
- 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
- B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
- B01J20/043—Carbonates or bicarbonates, e.g. limestone, dolomite, aragonite
-
- 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
-
- 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
- B01J20/12—Naturally occurring clays or bleaching earth
-
- 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
- B01J20/186—Chemical treatments in view of modifying the properties of the sieve, e.g. increasing the stability or the activity, also decreasing the activity
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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
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
- G21F9/00—Treating radioactively contaminated material; Decontamination arrangements therefor
- G21F9/04—Treating liquids
- G21F9/06—Processing
- G21F9/12—Processing by absorption; by adsorption; by ion-exchange
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/46—Materials comprising a mixture of inorganic and organic materials
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- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/48—Sorbents characterised by the starting material used for their preparation
- B01J2220/4806—Sorbents characterised by the starting material used for their preparation the starting material being of inorganic character
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- B01J2220/00—Aspects relating to sorbent materials
- B01J2220/40—Aspects relating to the composition of sorbent or filter aid materials
- B01J2220/48—Sorbents characterised by the starting material used for their preparation
- B01J2220/4812—Sorbents characterised by the starting material used for their preparation the starting material being of organic character
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- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Dispersion Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
Stablize inorganic agent the invention discloses a kind of modified porous lightweight active calcium silicate high radioactivity waste water of Black Warrior mineral wool and preparation method, the composition include by the raw material of following parts by weight：Black Warrior mineral wool 12-14, porous light active calcium silicate 40-42, silicon magnesium glue 20-21, epoxy group magnetic polymer microsphere 10-12, attapulgite modified 20-22, cetyl trimethylammonium bromide 3-4, sodium hydroxide 5-6, tetraethyl orthosilicate 2.5-3.5, modified oxidized iron zeolite 20-21, cationic surfactant cetyl trimethylammonium bromide ionic liquid 6-7, polypropylene ester fiber 30-40, suitable deionized water, ethanol in proper amount, suitable water.The present invention is modified to porous light active calcium silicate using Black Warrior mineral wool, and uses attapulgite modified carrying Black Warrior mineral wool, promotes its fusion, improves the acid and alkali-resistance of adsorbent；Meanwhile using modified oxidized iron zeolite and silicon magnesium glue aqueous slkali, the adsorption effect of product is improved, while the heat-resistant stability of product is improved by the thermal reversibility of silicon magnesium glue.
Description
Technical field
The invention belongs to Spent Radioactive water treatment fields, concretely relate to a kind of modified porous lightweight of Black Warrior mineral wool
Active calcium silicate high radioactivity waste water treating agent and preparation method.
Background technique
Nuclear power is the important component and China's Optimization of Energy Structure, increase power supply of China's energy strategy, is answered
Important selection to climate change is important problem in the safe disposal of the Rapid development stage of nuclear power, nuclear waste.Core at present
In the high activity liquid waste of electricity90Sr2+With137Cs+It is the high heat release fission product in long period of partly declining, removing them is nuclear power Spent Radioactive
The key of liquid disposal technology；
Porous light active calcium silicate is although right90Sr2+With137Cs+With preferable Adsorption performance, but thermostabilization
Property, acid resistance and anti-leaching are poor, are not appropriate for containing90Sr2+With137Cs+The processing of highly active waste, it is living to porous light
Property calcium silicates is modified the processing for making it meet high activity liquid waste to it and is of great significance.
Black Warrior mineral wool is a kind of novel environment-friendly materials, is to be crushed to one using spacious stones such as pure natural Black Warrior stones as raw material
It is added in melting furnaces after fixed size, the inorfil made of 1450-1500 DEG C of high temperature melting furnaces post-tensioning silk, Black Warrior mineral wool is allusion quotation
The silicate fiber of type has natural compatibility, excellent mechanical property, heat-resisting quantity and resistance to acid and alkali.
Summary of the invention
In order to solve the above technical problems, the object of the present invention is to provide a kind of modified porous lightweight activated silicas of Black Warrior mineral wool
Sour calcium high radioactivity waste water treating agent and preparation method.
In order to achieve the above objectives, the technical solution used in the present invention is：
A kind of stable inorganic agent of the modified porous lightweight active calcium silicate high radioactivity waste water of Black Warrior mineral wool, feature exist
In the composition includes by the raw material of following parts by weight：Black Warrior mineral wool 12-14, porous light active calcium silicate 40-42, silicon
Magnesium glue 20-21, epoxy group magnetic polymer microsphere 10-12, attapulgite modified 20-22, cetyl trimethylammonium bromide 3-
4, sodium hydroxide 5-6, tetraethyl orthosilicate 2.5-3.5, modified oxidized iron zeolite 20-21, cationic surfactant hexadecane
Base trimethylammonium bromide ionic liquid 6-7, polypropylene ester fiber 30-40, suitable deionized water, ethanol in proper amount, suitable water.
A kind of stable inorganic agent preparation method of the modified porous lightweight active calcium silicate high radioactivity waste water of Black Warrior mineral wool,
It is characterized in that：Include the following steps：
(1) Black Warrior mineral wool, attapulgite modified and 1-2 times of total weight ethyl alcohol are mixed, heats and stirs at 200 DEG C
2-4h is mixed, the attapulgite modified spare of Black Warrior mineral wool must be carried；
(2) the attapulgite modified of Black Warrior mineral wool, porous light active calcium silicate, epoxy based magnetic polymers will be carried
Microballoon, modified oxidized iron zeolite, cetyl trimethylammonium bromide mixing, and 1-2 times of total weight of deionized water, high speed is added
5000r/min stirs 2-3h, and 100 DEG C of calcining 2-3h, obtain calcined material, calcined material is milled, it is spare to obtain composite powder later；
(3) water of silicon magnesium glue, sodium hydroxide and 10-12 times of total weight is mixed, 3-5h is stirred at 60-70 DEG C to equal
It is even, it is spare to obtain solution one；
(4) will in solution one be added composite powder, cationic surfactant cetyl trimethylammonium bromide ionic liquid,
Polypropylene ester fiber, tetraethyl orthosilicate, stir evenly, use later traditional vacuum dewaterer be dehydrated to moisture content for
Particle is put on baking machine by the 15-17% of total weight later in the particle for being prepared diameter 2-3cm using screw extrusion pelletizer
Stir-frying baking 1-2h to get.
Beneficial effects of the present invention：
The present invention is directed to the defect and deficiency of porous light active calcium silicate adsorbent, is changed using Black Warrior mineral wool to it
Property, it is contemplated that Black Warrior mineral wool is not easy to the fusion of porous light active calcium silicate, fine using attapulgite modified carrying Black Warrior stone
Dimension, promotes its fusion, improves the acid and alkali-resistance of adsorbent；Meanwhile using modified oxidized iron zeolite and silicon magnesium glue aqueous slkali, improve
The adsorption effect of product, while the heat-resistant stability of product is improved by the thermal reversibility of silicon magnesium glue；Using cation form
Face activating agent promotes structure of each adsorbent in polypropylene ester fiber and is formed, and is conducive to the stability for keeping the structure.
Specific embodiment
Technical solution of the present invention is further described combined with specific embodiments below.
Embodiment 1：
A kind of stable inorganic agent of the modified porous lightweight active calcium silicate high radioactivity waste water of Black Warrior mineral wool, the composition packet
It includes by following weight（kg）Raw material：Black Warrior mineral wool 12, porous light active calcium silicate 40, silicon magnesium glue 21, epoxy group are magnetic
Polymer microballoon 10, it is attapulgite modified 20, cetyl trimethylammonium bromide 3, sodium hydroxide 6, tetraethyl orthosilicate 3, change
Property iron oxide zeolite 21,6.5 polypropylene ester fiber 35 of cationic surfactant cetyl trimethylammonium bromide ionic liquid,
Suitable deionized water, ethanol in proper amount, suitable water.
A kind of modified porous lightweight active calcium silicate high radioactivity waste water of Black Warrior mineral wool stablizes the preparation method of inorganic agent,
Include the following steps：
(1) Black Warrior mineral wool, attapulgite modified and 1.5 times of total weight ethyl alcohol are mixed, heats and stirs at 200 DEG C
3h is mixed, the attapulgite modified spare of Black Warrior mineral wool must be carried；
(2) the attapulgite modified of Black Warrior mineral wool, porous light active calcium silicate, epoxy based magnetic polymers will be carried
Microballoon, modified oxidized iron zeolite, cetyl trimethylammonium bromide mixing, and 1.5 times of total weight of deionized water, high speed is added
5000r/min stirs 2.5h, and 100 DEG C of calcining 2.5h, obtain calcined material, calcined material is milled, it is spare to obtain composite powder later；
(3) water of silicon magnesium glue, sodium hydroxide and 11 times of total weight is mixed, 4h is stirred at 65 DEG C to uniform, is obtained molten
Liquid one is spare；
(4) will in solution one be added composite powder, cationic surfactant cetyl trimethylammonium bromide ionic liquid,
Polypropylene ester fiber, tetraethyl orthosilicate, stir evenly, use later traditional vacuum dewaterer be dehydrated to moisture content for
Particle is put on baking machine stir-fries later by the 16% of total weight in the particle for being prepared diameter 2cm using screw extrusion pelletizer
Toast 1h to get.
Embodiment 2：
A kind of stable inorganic agent of the modified porous lightweight active calcium silicate high radioactivity waste water of Black Warrior mineral wool, the composition packet
It includes by following weight（kg）Raw material：Black Warrior mineral wool 13, porous light active calcium silicate 41, silicon magnesium glue 20.5, epoxy group magnetic
Property polymer microballoon 11, attapulgite modified 21, cetyl trimethylammonium bromide 3.5, sodium hydroxide 5.5, positive silicic acid tetrem
Ester 3, modified oxidized iron zeolite 20.5, cationic surfactant cetyl trimethylammonium bromide ionic liquid 6.5, polypropylene
Ester fiber 35, suitable deionized water, ethanol in proper amount, suitable water.
A kind of modified porous lightweight active calcium silicate high radioactivity waste water of Black Warrior mineral wool stablizes the preparation method of inorganic agent,
Include the following steps：
(1) Black Warrior mineral wool, attapulgite modified and 1.5 times of total weight ethyl alcohol are mixed, heats and stirs at 200 DEG C
3h is mixed, the attapulgite modified spare of Black Warrior mineral wool must be carried；
(2) the attapulgite modified of Black Warrior mineral wool, porous light active calcium silicate, epoxy based magnetic polymers will be carried
Microballoon, modified oxidized iron zeolite, cetyl trimethylammonium bromide mixing, and 1.5 times of total weight of deionized water, high speed is added
5000r/min stirs 2.5h, and 100 DEG C of calcining 2.5h, obtain calcined material, calcined material is milled, it is spare to obtain composite powder later；
(3) water of silicon magnesium glue, sodium hydroxide and 11 times of total weight is mixed, 4h is stirred at 65 DEG C to uniform, is obtained molten
Liquid one is spare；
(4) will in solution one be added composite powder, cationic surfactant cetyl trimethylammonium bromide ionic liquid,
Polypropylene ester fiber, tetraethyl orthosilicate, stir evenly, use later traditional vacuum dewaterer be dehydrated to moisture content for
Particle is put into baking machine later and turned over by the 16% of total weight in the particle for being prepared diameter 2.5cm using screw extrusion pelletizer
Fry baking 1.5h to get.
Embodiment 3：
A kind of stable inorganic agent of the modified porous lightweight active calcium silicate high radioactivity waste water of Black Warrior mineral wool, the composition packet
It includes by following weight（kg）Raw material：Black Warrior mineral wool 14, porous light active calcium silicate 42, silicon magnesium glue 20, epoxy group are magnetic
Polymer microballoon 12, it is attapulgite modified 22, cetyl trimethylammonium bromide 4, sodium hydroxide 5, tetraethyl orthosilicate 3, change
Property iron oxide zeolite 20, cationic surfactant cetyl trimethylammonium bromide ionic liquid 6.5, polypropylene ester fiber
35, suitable deionized water, ethanol in proper amount, suitable water.
A kind of modified porous lightweight active calcium silicate high radioactivity waste water of Black Warrior mineral wool stablizes the preparation method of inorganic agent,
Include the following steps：
(1) Black Warrior mineral wool, attapulgite modified and 1.5 times of total weight ethyl alcohol are mixed, heats and stirs at 200 DEG C
3h is mixed, the attapulgite modified spare of Black Warrior mineral wool must be carried；
(2) the attapulgite modified of Black Warrior mineral wool, porous light active calcium silicate, epoxy based magnetic polymers will be carried
Microballoon, modified oxidized iron zeolite, cetyl trimethylammonium bromide mixing, and 1.5 times of total weight of deionized water, high speed is added
5000r/min stirs 2.5h, and 100 DEG C of calcining 2.5h, obtain calcined material, calcined material is milled, it is spare to obtain composite powder later；
(3) water of silicon magnesium glue, sodium hydroxide and 11 times of total weight is mixed, 4h is stirred at 65 DEG C to uniform, is obtained molten
Liquid one is spare；
(4) will in solution one be added composite powder, cationic surfactant cetyl trimethylammonium bromide ionic liquid,
Polypropylene ester fiber, tetraethyl orthosilicate, stir evenly, use later traditional vacuum dewaterer be dehydrated to moisture content for
Particle is put on baking machine stir-fries later by the 16% of total weight in the particle for being prepared diameter 3cm using screw extrusion pelletizer
Toast 2h to get.
First 10%Cd is rich in three parts of 10Kg2+The contaminant water of emitted ions is sample water, is separately added into 0.5Kg embodiment 1-
3 prepare water process preparations, measure Cd in three parts of contaminant waters again after 2h2+Content is calculated adsorption rate, is rich in three parts of 10Kg
10%Cd2+The contaminant water of emitted ions is sample water, and used water process preparation for the first time is added again, measures again after 2h
Cd in three parts of contaminant waters2+Content compares recycling rate of waterused,（2）It takes 0.5Kg embodiment 1-3 to prepare water process preparation, passes through heat point
Solution, carries out the measurement of heat resistance, as a result as follows.
Table 1 handles three parts of sample water using the water process preparation of embodiment 1-3 preparation respectively, as a result as follows
As seen from the above table, product of the invention has preferable adsorption rate reconciliation adsorption rate and heat resistance, second of use
When adsorption efficiency it is also universal slightly higher.
Claims (2)
1. a kind of modified porous lightweight active calcium silicate high radioactivity waste water of Black Warrior mineral wool stablizes inorganic agent, which is characterized in that
Composition includes the raw material of following parts by weight：Black Warrior mineral wool 12-14, porous light active calcium silicate 40-42, silicon magnesium glue
20-21, epoxy group magnetic polymer microsphere 10-12, attapulgite modified 20-22, cetyl trimethylammonium bromide 3-4, hydrogen
Sodium oxide molybdena 5-6, tetraethyl orthosilicate 2.5-3.5, modified oxidized iron zeolite 20-21, cationic surfactant cetyl three
Methyl bromide ammonium ion liquid 6-7, polypropylene ester fiber 30-40, suitable deionized water, ethanol in proper amount；
A kind of modified porous lightweight active calcium silicate high radioactivity waste water of Black Warrior mineral wool stablizes the preparation side of inorganic agent
Method includes the following steps：
(1) Black Warrior mineral wool, attapulgite modified and 1-2 times of total weight ethyl alcohol are mixed, the heating stirring 2- at 200 DEG C
4h must carry the attapulgite modified spare of Black Warrior mineral wool；
(2) it is micro- that the attapulgite modified of Black Warrior mineral wool, porous light active calcium silicate, epoxy based magnetic polymers will be carried
Ball, modified oxidized iron zeolite, cetyl trimethylammonium bromide mixing, and 1-2 times of total weight of deionized water, high speed is added
5000r/min stirs 2-3h, and 100 DEG C of calcining 2-3h, obtain calcined material, calcined material is milled, it is spare to obtain composite powder later；
(3) water of silicon magnesium glue, sodium hydroxide and 10-12 times of total weight is mixed, 3-5h is stirred at 60-70 DEG C to uniform,
It is spare to obtain solution one；
(4) composite powder, cationic surfactant cetyl trimethylammonium bromide ionic liquid, poly- third are added into solution one
Enester fiber, tetraethyl orthosilicate, stir evenly, and traditional vacuum dewaterer is used to be dehydrated to moisture content as gross weight later
Particle, is put on baking machine stir-fries later by the 15-17% of amount, then the particle for using screw extrusion pelletizer to prepare diameter 2-3cm
Toast 1-2h to get.
At 2. a kind of modified porous lightweight active calcium silicate high radioactivity waste water of Black Warrior mineral wool as described in claim 1 is stablized
Manage the preparation method of agent, it is characterised in that：Include the following steps：
(1) Black Warrior mineral wool, attapulgite modified and 1-2 times of total weight ethyl alcohol are mixed, the heating stirring 2- at 200 DEG C
4h must carry the attapulgite modified spare of Black Warrior mineral wool；
(2) it is micro- that the attapulgite modified of Black Warrior mineral wool, porous light active calcium silicate, epoxy based magnetic polymers will be carried
Ball, modified oxidized iron zeolite, cetyl trimethylammonium bromide mixing, and 1-2 times of total weight of deionized water, high speed is added
5000r/min stirs 2-3h, and 100 DEG C of calcining 2-3h, obtain calcined material, calcined material is milled, it is spare to obtain composite powder later；
(3) water of silicon magnesium glue, sodium hydroxide and 10-12 times of total weight is mixed, 3-5h is stirred at 60-70 DEG C to uniform,
It is spare to obtain solution one；
(4) composite powder, cationic surfactant cetyl trimethylammonium bromide ionic liquid, poly- third are added into solution one
Enester fiber, tetraethyl orthosilicate, stir evenly, and traditional vacuum dewaterer is used to be dehydrated to moisture content as gross weight later
Particle, is put on baking machine stir-fries later by the 15-17% of amount, then the particle for using screw extrusion pelletizer to prepare diameter 2-3cm
Toast 1-2h to get.
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| JP2015010848A (en) * | 2013-06-26 | 2015-01-19 | 株式会社アースロック・テクノロジーズ | Adsorbent for decontaminating radiation material |
| CN104383873A (en) * | 2014-11-13 | 2015-03-04 | 中国科学院兰州化学物理研究所盱眙凹土应用技术研发中心 | Method for preparing composite adsorbent by utilizing low-grade attapulgite clay |
| CN104934089A (en) * | 2015-04-27 | 2015-09-23 | 大唐国际发电股份有限公司高铝煤炭资源开发利用研发中心 | Radioactive wastewater treatment method |
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| JP2015010848A (en) * | 2013-06-26 | 2015-01-19 | 株式会社アースロック・テクノロジーズ | Adsorbent for decontaminating radiation material |
| CN104383873A (en) * | 2014-11-13 | 2015-03-04 | 中国科学院兰州化学物理研究所盱眙凹土应用技术研发中心 | Method for preparing composite adsorbent by utilizing low-grade attapulgite clay |
| CN104934089A (en) * | 2015-04-27 | 2015-09-23 | 大唐国际发电股份有限公司高铝煤炭资源开发利用研发中心 | Radioactive wastewater treatment method |
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