Sekusungwa kukuru kwemvura-yakavakirwa mafuta electrode zvinhu, maCMC zvigadzirwa zvinoshandiswa zvakanyanya nevanogadzira vebetsero uye vatorwa vekunze. Iyo yakawanda huwandu hweBinder inogona kuwana yakakura battery yekugona, hupenyu hwekutenderera hwekutenderera uye zvakaderera kupokana kwemukati.
Binder ndeimwe yeakakosha auxiliary inoshanda zvinhu muLithium-ion mabhatiri. Iyo ndiyo sosi yakakosha yeiyo manhamba emagetsi ese electrode uye ine chakakosha kukanganisika kwegadziriro yekugadzira yealectrode uye kuita kwe electrochemical kuita kwebhatiri. Iyo binder pachayo haina kugona uye inogara chikamu chidiki diki mubhatiri.
Pamusoro peiyo inonamatira zvivakwa zveGeneral Binders, Lithium-ion eledele Electrode inodawo kuti igone kutsungirira kuzvimba uye nekushora kwealectrochemical corros panguva yekubhadhara uye kuraswa. Zvinosara zvakacheneswa mune yekushanda voltage range, saka hapana akawanda polymer zvinhu zvinogona kushandiswa seElectrode mabhatani eLithium-ion mabhatiri.
Kune matatu makuru mhando dzeLithium-Ion Batters Binders Inoshandiswa zvakanyanya paPazvino: PolyVinylidene Fluoride (PVDRE) Mukuwedzera, polwacrylic acid (PAA), mvura-yakavakirwa mabhandi ane polyacrylonitrile (pan) uye polyacrylate seyakanyanya zvinhu zvinogara zvakare imwe musika.
Hunhu mana ebhatiri-level cmc
Nekuda kwekuremekedza kwemvura solubility yeiyo acid chimiro checarboxymelm celleveryl cellever, kuitira kuti ishandise iyo, CMC iine zvinyorwa zvinoshandiswa kwazvo mukugadzirwa kwebhatiri.
Sekusungwa kukuru kwemvura-yakavakirwa mafuta electrode zvinhu, maCMC zvigadzirwa zvinoshandiswa zvakanyanya nevanogadzira vebetsero uye vatorwa vekunze. Iyo yakawanda huwandu hweBinder inogona kuwana yakakura battery yekugona, hupenyu hwekutenderera hwekutenderera uye zvakaderera kupokana kwemukati.
Iwo mana maitiro eCMC ari:
Kutanga, CMC inogona kugadzira chigadzirwa hydrophilic uye svutugadzike, svutugadzike mumvura, isina mafuro emahara uye kusvibiswa.
Chechipiri, iyo degree rekutsiva yunifomu uye visikoka yakagadzikana, iyo inogona kupa yakagadzikana viscossity uye kudedera.
Yetatu, gadzira zvigadzirwa zvakakwirira-zvakanyanyisa neyekudzikira simbi ion yezvinyorwa.
Chechina, chigadzirwa chine kuwirirana kwakanaka neSBR Latex uye zvimwe zvinhu.
Iyo CMC sodium carboxymeym Carbolose inoshandiswa mubhatiri ine basa rakanyatsogadzirisa mashandiro azvo, uye panguva imwechete inoipa nekushandisa kwakanaka kuita, nekushandiswa kwazvino kushanda.
Basa reCMC mumabhatiri
CMC ndeye carboxymethylated itst of cellulose, iyo inowanzogadzirirwa nekuita zvakasikwa cellulose neCaustic Alkali uye monochlorocac acid, uye ma molecular uremu hwamashizha achienda kumamirioni.
CMC chena kune mwenje yero yero, granular kana fibrous chinhu, icho chine hygroscopicity yakasimba uye ine manyorerwo mumvura. Kana zvazvakarerekera kana alkaline, mhinduro iri yakakwira-viscosity mvura. Kana ikapiswa pamusoro 80 ℃ kwenguva yakareba, visikoka ichaderera uye ichasunganidzwa mumvura. Inotsauka brown kana ichipiswa kuna 190-205 ° C, uye carbonizi yavakapomerwa kusvika 235-24888 ° C.
Nekuti CMC ine mabasa ekuremerwa, kusungwa, kudzokorora kwemvura, kusimudzwa mumvura yemvura, kudhinda, macomputer, inopera, inowanzozivikanwa Glutamate ".
Kunyanya mubhatiri, iyo mabasa eCMC ndeiyi: Paradzira iyo yakaipa electrode inoshingaira zvinyorwa uye kuitisa mumiririri; kuremerwa uye anti-sedimentation mhedzisiro pane yakaipa electrode slurry; kubatsira kusungwa; Kutsausa kuita kwekugadzirisa kweiyo electrode uye kubatsira kuvandudza bhatiri kutenderera kuita; Kuvandudza Simba rePeel yePele Piece, nezvimwe.
Cmc performance uye kusarudzwa
Kuwedzera CMC kana uchigadzira iyo electrode slurry inogona kuwedzera iyo visikoka yeiyo slurry uye kudzivirira iyo slurry kubva pakugadziriswa. CMC ichavhara sodium ion uye hono mumvura mhinduro, uye vhiza yeCMC glue ichaderera nekuwedzera kwekushisa, iyo iri nyore kutora nyoro uye ine kusanzwisisika.
CMC inogona kutamba yakanaka kwazvo basa mukupararira kweiyo isina kunaka electrode graphite. Sezvo huwandu hweCMC hunowedzera, zvigadzirwa zvaro zvechidhori zvichanamatira pamusoro pegirazi zvimedu zvemifananidzo, uye zvimedu zvegirazi zvichidzivisa mumwe nemumwe nekuda kwesimba reElectrastatic, kuwana zvakanakira kupararira.
Izvo zviri pachena kusagadzikana kweCMC ndewekuti iyo brittle. Kana ese CMC ichishandiswa seye binder, iyo graphite yakaipa electrode ichadonha panguva yekudzvinyirira uye kucheka maitiro echinhu chechituru, icho chinokonzeresa zvakakomba powder. Panguva imwecheteyo, CMC inokanganisika zvakanyanya nehurongwa hwemagetsi zvigadzirwa uye ph kukosha, uye pepa reElectrode rinogona kupaza panguva yekuchaja uye kurasa, izvo zvinokanganisa zvakachengeteka zvebhatiri.
Pakutanga, iyo Binder inoshandiswa kune yakaipa electrode yakasimudzira yaive PVDF uye mamwe mafuta ezvemamiriro ekunze, asi achifunga nezvezvakatipoteredza kuti ashandise minda-yakavakirwa mvura yemagetsi asina kunaka.
Iyo yakakwana binder haina kuvapo, edza kusarudza iyo binder inosangana nezvinodiwa zvemuviri uye zvemagetsi zvemagetsi. Nekuvandudzwa kweTekinoroji yeBlhium Battery, pamwe nemutengo uye nyaya dzekudzivirira dzedziviriro, marinda-emvura anozorasikirwa nekudzora mafuta-akavakirwa binders.
CMC maviri makuru ekugadzira maitiro
Maererano neyekuwedzera kuwedzerwa kwenhau, kugadzirwa kwemaindasitiri kweCMC kunogona kukamurwa kuita zvikamu zviviri: nzira-yakavakirwa mvura uye nzira solvent-yakavakirwa. Nzira yacho ichishandisa mvura seyekuita svikiro inonzi iyo nzira yemvura yepakati, iyo inoshandiswa kugadzira alkaline yepakati pakati uye yakaderera-giredhi cmc. Nzira yekushandisa organic solvent seyekuita svikiro inonzi iyo Solvent nzira, iyo yakakodzera kugadzirwa kweiyo yepakati uye yakakwirira-giredhi cmc. Aya maviri maitiro anoitwa mukupfugama, ayo ndeayo yekukwana kuita uye parizvino iri nzira huru yekugadzira cmc.
Mvura yepakati nzira: Iyo yekutanga maindasitiri ekugadzira maitiro, iyo nzira yekugadzira Alkalose uye exitation mumamiriro ezvinhu emahara uye yakaderera-giredhi zvigadzirwa zveCMC, sekusimbisa uye single sizisa vamiririri vanomirira. Iko mukana wenzira yemvura yepakati ndeyekuti izvo zvishandiso zvinodiwa zvakareruka uye mutengo wakaderera; Iko kukanganisa kwakakodzera kuti kushaikwa kwehuwandu hukuru hwemvura, kupisa kwakagadzirwa nekuita tembiricha uye nekumhanyisa kumhanya kwekuita kwemativi, zvichikonzera kuderera kwekuchinja kwechigadzirwa uye kunaka kwechigadzirwa.
Solvent nzira; inozivikanwawo seiyo organic solvent nzira, yakakamurwa kuita nzira yekuba uye iyo slurry nzira zvichienderana nehuwandu hwekuita DILUETI. Chikuru chavo ndechekuti iyo alkalization uye yekuchinja-maitiro inoitwa pasi pemamiriro eiyo organic solvent seyekuita svikiro (DILUET) ye. Kufanana nemaitiro ekuita kwenzira yemvura, iyo Solvent nzira ine matanho maviri eAtlalization uye kuwedzerwa, asi svikiro yematanho maviri aya akasiyana. Kubatsira kweiyo Solvent nzira ndeyekuti inosiya maitiro eAlkali kusimuka, kudzvanya, kupwanya, uye kuchembera midziyo mune iyo nzira yemvura, uye kuwanda uye kuwedzerwa kwese kwakaitwa mumufudzi; Iko kukanganisa ndeyekuti kudzorwa kwe tembiricha kuri murombo, uye zvinodiwa nzvimbo zvinodiwa murombo. , mutengo wepamusoro.
Kutumira Nguva: Kukadzi-14-2025