活性炭改性研究進(jìn)展

活性炭改性研究進(jìn)展一、本文概述Overviewofthisarticle活性炭作為一種高效、環(huán)保的吸附材料，在環(huán)境保護(hù)、化工、食品、醫(yī)藥等多個領(lǐng)域都有著廣泛的應(yīng)用。然而，原始的活性炭在某些特定的應(yīng)用場景下可能存在吸附性能不足、選擇性不強(qiáng)等問題，因此，對活性炭進(jìn)行改性以提高其性能成為了研究的熱點(diǎn)。本文旨在全面綜述活性炭改性的最新研究進(jìn)展，包括改性方法、改性活性炭的性能評價以及在實(shí)際應(yīng)用中的表現(xiàn)。Activatedcarbon,asanefficientandenvironmentallyfriendlyadsorbentmaterial,hasawiderangeofapplicationsinvariousfieldssuchasenvironmentalprotection,chemicalindustry,food,andmedicine.However,theoriginalactivatedcarbonmayhaveproblemssuchasinsufficientadsorptionperformanceandweakselectivityincertainspecificapplicationscenarios.Therefore,modifyingactivatedcarbontoimproveitsperformancehasbecomeahotresearchtopic.Thisarticleaimstocomprehensivelyreviewthelatestresearchprogressinthemodificationofactivatedcarbon,includingmodificationmethods,performanceevaluationofmodifiedactivatedcarbon,anditsperformanceinpracticalapplications.本文首先介紹了活性炭的基本性質(zhì)和應(yīng)用領(lǐng)域，闡述了改性活性炭的重要性和必要性。隨后，詳細(xì)綜述了活性炭改性的主要方法，如物理改性、化學(xué)改性和生物改性，以及這些改性方法對活性炭性能的影響。本文還總結(jié)了改性活性炭的性能評價方法和在實(shí)際應(yīng)用中的效果，為活性炭的改性研究和應(yīng)用提供了有益的參考。Thisarticlefirstintroducesthebasicpropertiesandapplicationfieldsofactivatedcarbon,andelaboratesontheimportanceandnecessityofmodifiedactivatedcarbon.Subsequently,themainmethodsformodifyingactivatedcarbonwerereviewedindetail,suchasphysicalmodification,chemicalmodification,andbiologicalmodification,aswellastheimpactofthesemodificationmethodsontheperformanceofactivatedcarbon.Thisarticlealsosummarizestheperformanceevaluationmethodsofmodifiedactivatedcarbonanditseffectivenessinpracticalapplications,providingusefulreferencesfortheresearchandapplicationofmodifiedactivatedcarbon.通過本文的綜述，讀者可以全面了解活性炭改性的研究進(jìn)展，掌握改性活性炭的制備方法和性能評價方法，為活性炭在各個領(lǐng)域的應(yīng)用提供理論支持和實(shí)踐指導(dǎo)。本文也為活性炭改性研究提供了新的思路和方法，有望推動活性炭改性技術(shù)的進(jìn)一步發(fā)展和應(yīng)用。Throughthereviewofthisarticle,readerscancomprehensivelyunderstandtheresearchprogressofactivatedcarbonmodification,masterthepreparationmethodsandperformanceevaluationmethodsofmodifiedactivatedcarbon,andprovidetheoreticalsupportandpracticalguidancefortheapplicationofactivatedcarboninvariousfields.Thisarticlealsoprovidesnewideasandmethodsforthestudyofactivatedcarbonmodification,whichisexpectedtopromotethefurtherdevelopmentandapplicationofactivatedcarbonmodificationtechnology.二、活性炭改性的方法Methodsformodifyingactivatedcarbon活性炭的改性是提高其吸附性能和選擇性的重要手段?；钚蕴康母男苑椒ǘ喾N多樣，主要包括物理改性、化學(xué)改性和復(fù)合改性。Themodificationofactivatedcarbonisanimportantmeanstoimproveitsadsorptionperformanceandselectivity.Therearevariousmodificationmethodsforactivatedcarbon,mainlyincludingphysicalmodification,chemicalmodification,andcompositemodification.物理改性：物理改性主要是通過熱處理、蒸汽活化、微波處理等物理手段改變活性炭的孔結(jié)構(gòu)、比表面積和表面性質(zhì)。熱處理可以改變活性炭的微觀結(jié)構(gòu)，提高其吸附性能；蒸汽活化則可以進(jìn)一步打開活性炭的孔道，增加其比表面積；微波處理則可以快速均勻地加熱活性炭，改善其表面官能團(tuán)的分布。Physicalmodification:Physicalmodificationmainlyinvolveschangingtheporestructure,specificsurfacearea,andsurfacepropertiesofactivatedcarbonthroughphysicalmeanssuchasheattreatment,steamactivation,andmicrowavetreatment.Heattreatmentcanchangethemicrostructureofactivatedcarbonandimproveitsadsorptionperformance;Steamactivationcanfurtheropentheporesofactivatedcarbonandincreaseitsspecificsurfacearea;Microwavetreatmentcanquicklyanduniformlyheatactivatedcarbon,improvingthedistributionofsurfacefunctionalgroups.化學(xué)改性：化學(xué)改性主要是通過化學(xué)試劑對活性炭進(jìn)行表面處理，引入特定的官能團(tuán)，改變其表面性質(zhì)。常見的化學(xué)改性方法包括酸處理、堿處理、氧化還原處理等。酸處理可以引入羧基、羥基等官能團(tuán)，提高活性炭的親水性和酸性物質(zhì)的吸附能力；堿處理則可以引入氨基等官能團(tuán)，提高活性炭對堿性物質(zhì)的吸附能力；氧化還原處理則可以改變活性炭表面的氧化還原性質(zhì)，提高其對特定物質(zhì)的吸附選擇性。Chemicalmodification:Chemicalmodificationmainlyinvolvessurfacetreatmentofactivatedcarbonwithchemicalreagents,introducingspecificfunctionalgroups,andchangingitssurfaceproperties.Commonchemicalmodificationmethodsincludeacidtreatment,alkalitreatment,redoxtreatment,etc.Acidtreatmentcanintroducefunctionalgroupssuchascarboxylandhydroxylgroups,improvingthehydrophilicityofactivatedcarbonandtheadsorptioncapacityofacidicsubstances;Alkalinetreatmentcanintroducefunctionalgroupssuchasaminogroupstoenhancetheadsorptioncapacityofactivatedcarbonforalkalinesubstances;Redoxtreatmentcanchangetheredoxpropertiesofthesurfaceofactivatedcarbonandimproveitsadsorptionselectivityforspecificsubstances.復(fù)合改性：復(fù)合改性是將物理改性和化學(xué)改性相結(jié)合，通過兩種或多種改性方法的聯(lián)合使用，進(jìn)一步提高活性炭的吸附性能和選擇性。例如，可以先通過物理方法對活性炭進(jìn)行預(yù)處理，再采用化學(xué)方法進(jìn)行表面官能團(tuán)的引入。復(fù)合改性可以根據(jù)具體的應(yīng)用需求，靈活選擇改性方法和條件，實(shí)現(xiàn)活性炭性能的優(yōu)化。Compositemodification:Compositemodificationisacombinationofphysicalmodificationandchemicalmodification,usingtwoormoremodificationmethodsincombinationtofurtherimprovetheadsorptionperformanceandselectivityofactivatedcarbon.Forexample,activatedcarboncanbepretreatedbyphysicalmethodsfirst,andthensurfacefunctionalgroupscanbeintroducedbychemicalmethods.Compositemodificationcanflexiblyselectmodificationmethodsandconditionsaccordingtospecificapplicationrequirements,achievingoptimizationofactivatedcarbonperformance.活性炭的改性研究不僅涉及改性方法的探索和優(yōu)化，還需要對改性后的活性炭進(jìn)行詳細(xì)的表征和性能測試，以評估其在實(shí)際應(yīng)用中的性能。未來的研究方向可以包括新型改性方法的開發(fā)、改性機(jī)理的深入研究以及改性活性炭在特定領(lǐng)域的應(yīng)用研究等。Theresearchonthemodificationofactivatedcarbonnotonlyinvolvestheexplorationandoptimizationofmodificationmethods,butalsorequiresdetailedcharacterizationandperformancetestingofthemodifiedactivatedcarbontoevaluateitsperformanceinpracticalapplications.Futureresearchdirectionscanincludethedevelopmentofnewmodificationmethods,in-depthstudyofmodificationmechanisms,andresearchontheapplicationofmodifiedactivatedcarboninspecificfields.三、活性炭改性的應(yīng)用ApplicationofActivatedCarbonModification活性炭因其獨(dú)特的物理和化學(xué)性質(zhì)，在眾多領(lǐng)域都有廣泛的應(yīng)用。近年來，隨著活性炭改性研究的不斷深入，其應(yīng)用領(lǐng)域也在不斷擴(kuò)大。以下將重點(diǎn)介紹活性炭改性后在環(huán)境保護(hù)、能源利用以及化工生產(chǎn)等方面的應(yīng)用。Activatedcarbonhasbeenwidelyusedinmanyfieldsduetoitsuniquephysicalandchemicalproperties.Inrecentyears,withthecontinuousdeepeningofresearchonthemodificationofactivatedcarbon,itsapplicationfieldshavealsobeenexpanding.Thefollowingwillfocusontheapplicationofmodifiedactivatedcarboninenvironmentalprotection,energyutilization,andchemicalproduction.在環(huán)境保護(hù)領(lǐng)域，改性活性炭以其增強(qiáng)的吸附性能，被廣泛應(yīng)用于水處理、空氣凈化以及土壤修復(fù)中。例如，經(jīng)過表面氧化的活性炭，其對重金屬離子的吸附能力顯著增強(qiáng)，能夠有效去除廢水中的鉛、鎘等有害物質(zhì)。改性活性炭還能有效吸附空氣中的有害氣體，如甲醛、苯等，提高室內(nèi)空氣質(zhì)量。Inthefieldofenvironmentalprotection,modifiedactivatedcarboniswidelyusedinwatertreatment,airpurification,andsoilremediationduetoitsenhancedadsorptionperformance.Forexample,activatedcarbonwithsurfaceoxidationsignificantlyenhancesitsadsorptioncapacityforheavymetalions,effectivelyremovingharmfulsubstancessuchasleadandcadmiumfromwastewater.Modifiedactivatedcarboncaneffectivelyadsorbharmfulgasesintheair,suchasformaldehydeandbenzene,andimproveindoorairquality.在能源利用方面，改性活性炭因其良好的電化學(xué)性能，被廣泛應(yīng)用于超級電容器、鋰離子電池等新型能源設(shè)備中。通過調(diào)控活性炭的孔徑分布和表面官能團(tuán)，可以顯著提高其在電極材料中的電化學(xué)性能，提高設(shè)備的能量密度和功率密度。Intermsofenergyutilization,modifiedactivatedcarboniswidelyusedinnewenergyequipmentsuchassupercapacitorsandlithium-ionbatteriesduetoitsexcellentelectrochemicalperformance.Byregulatingtheporesizedistributionandsurfacefunctionalgroupsofactivatedcarbon,itselectrochemicalperformanceinelectrodematerialscanbesignificantlyimproved,andtheenergydensityandpowerdensityoftheequipmentcanbeimproved.在化工生產(chǎn)領(lǐng)域，改性活性炭因其優(yōu)異的催化性能，被用作催化劑或催化劑載體。例如，經(jīng)過金屬離子負(fù)載的活性炭，可以催化一系列有機(jī)反應(yīng)，如加氫、脫氫、氧化等，提高反應(yīng)效率和產(chǎn)物選擇性。Inthefieldofchemicalproduction,modifiedactivatedcarbonisusedasacatalystorcatalystcarrierduetoitsexcellentcatalyticperformance.Forexample,activatedcarbonloadedwithmetalionscancatalyzeaseriesoforganicreactions,suchashydrogenation,dehydrogenation,oxidation,etc.,improvingreactionefficiencyandproductselectivity.活性炭改性研究不僅拓展了活性炭的應(yīng)用領(lǐng)域，也提高了其在各個領(lǐng)域的應(yīng)用效果。未來，隨著改性技術(shù)的不斷發(fā)展和完善，活性炭在環(huán)境保護(hù)、能源利用以及化工生產(chǎn)等領(lǐng)域的應(yīng)用前景將更加廣闊。Theresearchonthemodificationofactivatedcarbonnotonlyexpandsitsapplicationfields,butalsoimprovesitsapplicationeffectsinvariousfields.Inthefuture,withthecontinuousdevelopmentandimprovementofmodificationtechnology,theapplicationprospectsofactivatedcarboninenvironmentalprotection,energyutilization,andchemicalproductionwillbeevenbroader.四、活性炭改性研究的現(xiàn)狀與挑戰(zhàn)CurrentStatusandChallengesofActivatedCarbonModificationResearch活性炭由于其獨(dú)特的物理和化學(xué)性質(zhì)，被廣泛應(yīng)用于環(huán)境保護(hù)、能源儲存和分離科學(xué)等多個領(lǐng)域。然而，活性炭的性能往往受限于其表面官能團(tuán)、孔結(jié)構(gòu)以及吸附選擇性等因素，因此，活性炭的改性研究成為了提高活性炭性能的重要途徑。目前，活性炭改性研究取得了一定的進(jìn)展，但仍面臨著一些挑戰(zhàn)。Activatedcarboniswidelyusedinvariousfieldssuchasenvironmentalprotection,energystorage,andseparationscienceduetoitsuniquephysicalandchemicalproperties.However,theperformanceofactivatedcarbonisoftenlimitedbyfactorssuchassurfacefunctionalgroups,porestructure,andadsorptionselectivity.Therefore,researchonthemodificationofactivatedcarbonhasbecomeanimportantwaytoimproveitsperformance.Atpresent,researchonthemodificationofactivatedcarbonhasmadecertainprogress,butstillfacessomechallenges.活性炭的改性方法主要包括物理改性和化學(xué)改性。物理改性主要是通過熱處理、蒸汽活化、微波活化等方式改變活性炭的孔結(jié)構(gòu)和表面性質(zhì)。這種方法操作簡單，但改性效果有限，難以大幅度提升活性炭的性能?；瘜W(xué)改性則通過引入特定的官能團(tuán)或化學(xué)反應(yīng)，改變活性炭的表面化學(xué)性質(zhì)，從而提高其吸附性能、催化性能或電化學(xué)性能。常用的化學(xué)改性方法包括化學(xué)氧化、還原、浸漬、嫁接等。這些方法能夠有效地改善活性炭的性能，但改性過程中可能引入雜質(zhì)，影響活性炭的純度和應(yīng)用效果。Themodificationmethodsofactivatedcarbonmainlyincludephysicalmodificationandchemicalmodification.Physicalmodificationmainlyinvolveschangingtheporestructureandsurfacepropertiesofactivatedcarbonthroughheattreatment,steamactivation,microwaveactivation,andothermethods.Thismethodissimpletooperate,butthemodificationeffectislimited,makingitdifficulttosignificantlyimprovetheperformanceofactivatedcarbon.Chemicalmodificationinvolvesintroducingspecificfunctionalgroupsorchemicalreactionstoalterthesurfacechemicalpropertiesofactivatedcarbon,therebyimprovingitsadsorption,catalytic,orelectrochemicalperformance.Commonchemicalmodificationmethodsincludechemicaloxidation,reduction,impregnation,grafting,etc.Thesemethodscaneffectivelyimprovetheperformanceofactivatedcarbon,butimpuritiesmaybeintroducedduringthemodificationprocess,affectingthepurityandapplicationeffectofactivatedcarbon.活性炭改性研究的現(xiàn)狀是，研究者們不斷嘗試新的改性方法和技術(shù)，以期提高活性炭的性能。例如，近年來，納米技術(shù)在活性炭改性中得到了廣泛應(yīng)用。通過將納米材料引入活性炭中，可以顯著提高其比表面積、孔結(jié)構(gòu)和表面官能團(tuán)的數(shù)量，從而增強(qiáng)其吸附和催化性能?；钚蕴颗c其他材料的復(fù)合改性也成為了研究熱點(diǎn)。例如，活性炭與金屬氧化物、碳納米管、石墨烯等材料的復(fù)合，可以產(chǎn)生協(xié)同效應(yīng)，提高活性炭的綜合性能。Thecurrentstatusofresearchonthemodificationofactivatedcarbonisthatresearchersareconstantlytryingnewmodificationmethodsandtechnologiestoimprovetheperformanceofactivatedcarbon.Forexample,inrecentyears,nanotechnologyhasbeenwidelyappliedinthemodificationofactivatedcarbon.Byintroducingnanomaterialsintoactivatedcarbon,itsspecificsurfacearea,porestructure,andnumberofsurfacefunctionalgroupscanbesignificantlyincreased,therebyenhancingitsadsorptionandcatalyticperformance.Thecompositemodificationofactivatedcarbonandothermaterialshasalsobecomearesearchhotspot.Forexample,thecompositeofactivatedcarbonwithmetaloxides,carbonnanotubes,grapheneandothermaterialscangeneratesynergisticeffectsandimprovethecomprehensiveperformanceofactivatedcarbon.然而，活性炭改性研究仍面臨著一些挑戰(zhàn)。改性方法的選擇和優(yōu)化仍是一個難題。不同的改性方法適用于不同的應(yīng)用場景和需求，如何選擇最合適的改性方法并對其進(jìn)行優(yōu)化，以提高活性炭的性能，是研究者們需要解決的關(guān)鍵問題。改性過程中可能引入的雜質(zhì)和副產(chǎn)物對活性炭性能的影響也需要進(jìn)一步研究和控制。活性炭改性后的穩(wěn)定性和再生性也是亟待解決的問題。在實(shí)際應(yīng)用中，活性炭需要具有良好的穩(wěn)定性和可再生性，以保證其長期有效的性能表現(xiàn)。然而，改性后的活性炭往往面臨著穩(wěn)定性下降和再生困難等問題，這限制了其在實(shí)際應(yīng)用中的廣泛推廣。However,researchonthemodificationofactivatedcarbonstillfacessomechallenges.Theselectionandoptimizationofmodificationmethodsremainsachallenge.Differentmodificationmethodsaresuitablefordifferentapplicationscenariosandneeds.Howtochoosethemostsuitablemodificationmethodandoptimizeittoimprovetheperformanceofactivatedcarbonisakeyissuethatresearchersneedtosolve.Theimpactofimpuritiesandby-productsthatmaybeintroducedduringthemodificationprocessontheperformanceofactivatedcarbonalsoneedsfurtherresearchandcontrol.Thestabilityandregenerationofmodifiedactivatedcarbonarealsourgentissuestobesolved.Inpracticalapplications,activatedcarbonneedstohavegoodstabilityandrenewabilitytoensureitslong-termeffectiveperformance.However,modifiedactivatedcarbonoftenfacesproblemssuchasdecreasedstabilityanddifficultyinregeneration,whichlimitsitswidespreadpromotioninpracticalapplications.活性炭改性研究在取得一定進(jìn)展的仍面臨著諸多挑戰(zhàn)。未來，研究者們需要繼續(xù)探索新的改性方法和技術(shù)，優(yōu)化改性過程，提高活性炭的性能和穩(wěn)定性，以滿足不同領(lǐng)域的需求。還需要加強(qiáng)改性活性炭在實(shí)際應(yīng)用中的測試和驗(yàn)證，為其廣泛應(yīng)用提供有力支持。Theresearchonthemodificationofactivatedcarbonstillfacesmanychallengesinachievingcertainprogress.Inthefuture,researchersneedtocontinueexploringnewmodificationmethodsandtechnologies,optimizingthemodificationprocess,improvingtheperformanceandstabilityofactivatedcarbon,tomeettheneedsofdifferentfields.Itisalsonecessarytostrengthenthetestingandverificationofmodifiedactivatedcarboninpracticalapplications,providingstrongsupportforitswidespreadapplication.五、活性炭改性研究的展望ProspectsforResearchonActivatedCarbonModification活性炭作為一種重要的吸附材料，已經(jīng)在許多領(lǐng)域得到了廣泛的應(yīng)用。然而，隨著環(huán)境問題的日益嚴(yán)重和科學(xué)技術(shù)的不斷進(jìn)步，對活性炭的性能要求也在不斷提高。因此，活性炭改性研究仍然具有廣闊的應(yīng)用前景和重要的研究價值。Activatedcarbon,asanimportantadsorbentmaterial,hasbeenwidelyusedinmanyfields.However,withtheincreasinglyseriousenvironmentalproblemsandthecontinuousprogressofscienceandtechnology,theperformancerequirementsforactivatedcarbonarealsoconstantlyimproving.Therefore,researchonthemodificationofactivatedcarbonstillhasbroadapplicationprospectsandimportantresearchvalue.未來，活性炭改性研究將更加注重環(huán)保和可持續(xù)性。一方面，研究者將致力于開發(fā)更加環(huán)保的改性方法，減少改性過程中對環(huán)境的影響。另一方面，將積極探索利用廢棄物或可再生資源制備活性炭，實(shí)現(xiàn)資源的循環(huán)利用。Inthefuture,researchonthemodificationofactivatedcarbonwillpaymoreattentiontoenvironmentalprotectionandsustainability.Ontheonehand,researcherswillstrivetodevelopmoreenvironmentallyfriendlymodificationmethodstoreducetheimpactontheenvironmentduringthemodificationprocess.Ontheotherhand,wewillactivelyexploretheuseofwasteorrenewableresourcestoprepareactivatedcarbonandachieveresourcerecycling.活性炭改性研究還將更加注重改性活性炭的性能優(yōu)化。通過深入研究活性炭的吸附機(jī)理，設(shè)計(jì)更加高效的改性方法，以提高活性炭的吸附性能、選擇性和穩(wěn)定性。將加強(qiáng)活性炭改性技術(shù)的工業(yè)化應(yīng)用，推動活性炭在環(huán)境保護(hù)、能源化工等領(lǐng)域的應(yīng)用。Researchonthemodificationofactivatedcarbonwillalsofocusmoreonoptimizingtheperformanceofmodifiedactivatedcarbon.Byconductingin-depthresearchontheadsorptionmechanismofactivatedcarbonanddesigningmoreefficientmodificationmethods,theadsorptionperformance,selectivity,andstabilityofactivatedcarboncanbeimproved.Wewillstrengthentheindustrialapplicationofactivatedcarbonmodificationtechnologyandpromoteitsapplicationinenvironmentalprotection,energyandchemicalindustries.活性炭改性研究將繼續(xù)朝著環(huán)保、可持續(xù)和性能優(yōu)化的方向發(fā)展。隨著科學(xué)技術(shù)的不斷進(jìn)步和應(yīng)用領(lǐng)域的不斷拓展，活性炭改性研究將為實(shí)現(xiàn)可持續(xù)發(fā)展和環(huán)境保護(hù)做出更大的貢獻(xiàn)。Theresearchonmodificationofactivatedcarbonwillcontinuetodeveloptowardsenvironmentalprotection,sustainability,andperformanceoptimization.Withthecontinuousprogressofscienceandtechnologyandtheexpansionofapplicationfields,researchonthemodificationofactivatedcarbonwillmakegreatercontributionstoachievingsustainabledevelopmentandenvironmentalprotection.六、結(jié)論Conclusion活性炭作為一種優(yōu)良的吸附劑，在環(huán)保、化工、醫(yī)藥等多個領(lǐng)域具有廣泛的應(yīng)用。然而，活性炭的性能往往受限于其表面性質(zhì)和孔結(jié)構(gòu)，因此，活性炭的改性研究成為近年來的熱點(diǎn)。本文綜述了活性炭改性的主要方法及其效果，包括物理改性、化學(xué)改性和生物改性，并探討了改性活性炭在不同應(yīng)用場景中的性能表現(xiàn)。Activatedcarbon,asanexcellentadsorbent,hasawiderangeofapplicationsinvariousfieldssuchasenvironmentalprotection,chemicalindustry,andmedicine.However,theperformanceofactivatedcarbonisoftenlimitedbyitssurfacepropertiesandporestructure,therefore,themodificationresearchofactivatedcarbonhasbecomeahottopicinrecentyears.Thisarticlereviewsthemainmethodsandeffectsofactivatedcarbonmodification,includingphysicalmodification,chemicalmodification,andbiologicalmodification,andexplorestheperformanceofmodifiedactivatedcarbonindifferentapplicationscenarios.物理改性方法主要通過調(diào)控活性炭的孔結(jié)構(gòu)和表面形貌來優(yōu)化其吸附性能，如熱處理、蒸汽活化等。這些方法簡單易行，但改性效果相對有限。化學(xué)改性則通過引入官能團(tuán)或改變活性炭表面的化學(xué)性質(zhì)來提升其吸附選擇性，如酸堿處理、氧化還原、化學(xué)浸漬等。這些方法能夠顯著改善活性炭的吸附性能，但也可能帶來環(huán)境污染和成本增加的問題。生物改性則利用微生物或酶的作用來優(yōu)化活性炭的表面性質(zhì)，具有環(huán)保、低成本等優(yōu)勢，但改性過程較為復(fù)雜，需要較長的時間。Thephysicalmodificationmethodmainlyoptimizestheadsorptionperformanceofactivatedcarbonbyregulatingitsporestructureandsurfacemorphology,suchasheattreatment,steamactivation,etc.Thesemethodsaresimpleandeasytoimplement,butthemodificationeffectisrelativelylimited.Chemicalmodificationenhancestheadsorptionselectivityofactivatedcarbonbyintroduc