Yakakwirira-kuchena Methyl Hydroxyethyl Cellulose (MHEC) chinhu chakakosha chekuwedzera muindasitiri yekuvaka, kunyanya mumadhaka. Basa rayo rekutanga semumiriri wekuchengetedza mvura rinokanganisa zvakanyanya kushanda, kusimba, uye kuita kwematope.
Zvivakwa zveHigh-Purity MHEC
1. Chimiro cheKemikari uye Kuchena:
MHEC inogadzirwa ne cellulose inowanikwa kuburikidza ne etherification ye cellulose ine methyl uye hydroxyethyl mapoka. Chimiro chayo chemakemikari chinosanganisira hydroxyl (-OH) mapoka anofambisa hydrogen bonding nemamorekuru emvura, achiwedzera kugona kwayo kuchengetedza mvura. Yakakwirira-kuchena MHEC inoratidzwa nehupamhi hwekutsiva (DS) uye yakaderera dhigirii yepolymerization (DP), zvichiita kuti kuve nani kunyungudika uye kuwirirana mumatope ekushandisa.
2. Solubility uye Viscosity:
High-purity MHEC inonyungudika mumvura inotonhora uye inopisa asi isingagadziriswi mune zvakawanda zvinonyungudutsa. Viscosity yayo inosiyana nekutarisa uye tembiricha, ichiita basa rakakosha mukushanda uye kubatana kwedhaka. Iyo viscosity yeMHEC mhinduro inokanganisa zvakananga zvivakwa zvekuchengetedza mvura, sezvo viscosity yakakwirira inosimudzira kusungwa kwemvura mukati medhaka matrix.
Nzira dzekuchengeta Mvura
1. Kuumbwa kweGel-Senge Network:
Pakunyungudika mumvura, MHEC inoumba viscous, gel-senge network inoteya mamorekuru emvura. Iyi network inoshanda sechipinganidzo, inononoka kubuda uye kutorwa kwemvura nezvinhu zvakapoteredza, semendi uye aggregates. Iyo gel-yakafanana chimiro inopa kudzorwa kusunungurwa kwemvura, yakakosha kune yakakodzera hydration yemasimende masimende.
2. Kuderedzwa kweCapillary Action:
High-purity MHEC inoderedza capillary action mukati medhaka nekuzadza micro-pores uye capillaries nejel-like network. Kudzikisira uku kunoderedza kufamba kwemvura kumusoro, uko kwaikwanisa kubuda. Nekuda kweizvozvo, iyo yemukati yemvura yemukati inoramba yakagadzikana, ichikurudzira kurapa kurinani uye hydration.
3. Kubatana kwakavandudzwa uye Kugadzikana:
MHEC inosimudzira kubatanidzwa kwedhaka nekuwedzera viscosity uye kugadzira yakagadzikana musanganiswa. Uku kugadzikana kunodzivirira kuparadzaniswa kwezvikamu uye kunovimbisa kugoverwa kwakafanana kwemvura mumatope ose. Unhu hwakabatana hweMHEC hunovandudzawo kusungirirwa kwedhaka kune substrates, kuderedza shrinkage uye kuputika.
Benefits of High-Purity MHEC muMortar
1. Kuwedzera Kushanda:
Zvinhu zvinochengetedza mvura zveMHEC zvinovandudza kushanda kwedhaka nekuchengetedza hunyoro hunoenderana. Izvi zvinoguma nemusanganiswa wakapfava, unonyandurika uri nyore kuisa nekuumba. Kuvandudzwa kwekushanda kunonyanya kubatsira kune zvikumbiro zvakaita sekupurasita uye mataira anonamira, uko kuve nyore kwekushandisa kwakakosha.
2. Yakawedzerwa Nguva Yekuvhura:
Yakakwirira-kuchena MHEC inowedzera nguva yakazaruka yedhaka, ichibvumira nguva yakawanda yekugadzirisa uye kupedza nguva isati yasvika. Izvi zvinonyanya kubatsira munzvimbo dzinopisa kana dzakaoma apo kukurumidza kubuda kwemhepo kunogona kutungamirira kukuoma kusati kwasvika uye kuderedza simba rekubatanidza. Nekuchengetedza mvura, MHEC inovimbisa nguva yakareba yekushanda, ichiwedzera kunaka kwechikumbiro chekupedzisira.
3. Zvirinani Hydration uye Kusimba Kwesimba:
Yakakodzera hydration yakakosha pakukura kwesimba uye kusimba mumatope ane simende. High-purity MHEC inovimbisa kuti mvura yakakwana inowanikwa kune hydration process, zvichiita kuti zvive nani kuumbwa kwe calcium silicate hydrates (CSH), iyo inokonzera simba uye kuvimbika kwevhu. Izvi zvinoguma nechigadzirwa chakasimba uye chakasimba chakapedzwa.
4. Kudzivirira Kutsemuka uye Kudonha:
Nekuchengetedza mvura uye kuchengetedza hunyoro hwemukati hunoenderana, MHEC inoderedza njodzi yekuomesa shrinkage uye kuputika. Matope asina kuchengetwa kwemvura yakakwana anowanzo kuderera uye kutsemuka paanooma, zvichikanganisa kutendeseka kwechimiro uye kunaka kwechishandiso. MHEC inodzikamisa nyaya idzi nekuona zvishoma nezvishoma uye kunyange kuomesa.
5. Kuenderana Nezvimwe Zvinowedzerwa:
High-purity MHEC inowirirana nehuwandu hwezvimwe zvinowedzera zvinoshandiswa mukugadzirwa kwevhu, zvakadai seplasticizers, accelerators, uye retarders. Uku kuwirirana kunobvumira kugadziridzwa kwakagadzirirwa kune zvivakwa zvevhu pasina kukanganisa mabhenefiti ekuchengetedza mvura anopihwa neMHEC. Inofambisa kugadzirwa kwemateki akasarudzika ekushandisa kwakasiyana uye mamiriro ezvakatipoteredza.
Inoshanda Zvishandiso zveMHEC muMortar
1. Tile Adhesives:
Mumatairi anonamatira, yakakwirira-kuchena MHEC inowedzera kunamatira, kushanda, uye nguva yakazaruka, zvichiita kuti zvive nyore kuisa uye kugadzirisa matairi. Iyo mvura-yekuchengetedza zvivakwa inodzivirira kuoma nguva isati yakwana, kuve nechokwadi chekubatana kwakasimba uye kuderedza njodzi yemataira kuvharika nekufamba kwenguva.
2. Plaster uye Render:
MHEC inovandudza kupararira nekubatana kwemusanganiswa, zvichiita kuti pave nekugadzirisa. Iyo yakawedzerwa yakavhurika nguva uye kuchengetwa kwemvura kunobatsira pakurapa zvirinani, kuderedza mukana wekutsemuka uye kuwedzera kusimba kwepurasita.
3. Self-Leveling Compounds:
Mumakomisheni ekuzvimiririra, MHEC inobatsira kuchengetedza kuyerera uye kuenderana kwemusanganiswa. Unyanzvi hwayo hwekuchengetedza mvura hunovimbisa kupera kwepamusoro uye kudzivirira kukurumidza kugadzirisa, izvo zvinogona kutungamirira kune nzvimbo dzisina kuenzana.
4. Cementitious Grouts:
MHEC inosimudzira kushanda uye kuchengetwa kwemvura mumasimende grouts, kuve nechokwadi kuti vanozadza mapundu nemazvo uye kurapa nemazvo. Izvi zvinoderedza shrinkage uye zvinowedzera kushanda kwenguva refu kwegrout, kunyanya munzvimbo dzine vanhu vakawanda.
Matambudziko uye Mafungiro
1. Dosage Optimization:
Kubudirira kweMHEC semumiriri wekuchengetedza mvura kunoenderana neiyo dosage chaiyo. Huwandu hwakawandisa hunogona kutungamira kune yakawandisa viscosity, zvichiita kuti dhaka riome kubata, nepo uwandu husina kukwana hunogona kusapa mabhenefiti ekuchengetedza mvura anodiwa. Kunyatso gadzira uye kuyedzwa kunodiwa kuti uwane kuita kwakaringana.
2. Zvinhu Zvakatipoteredza:
Mamiriro ezvakatipoteredza akadai sekushisa uye humidity anogona kukanganisa kushanda kweMHEC mumatope. Kupisa kwakanyanya kunogona kukurumidzira kubuda kwemvura, zvichida madosi epamusoro eMHEC kuchengetedza kushanda. Ukuwo, hunyoro hwepamusoro hunogona kuderedza kudiwa kwevamiririri vekuchengetedza mvura.
3. Mari Inotariswa:
High-purity MHEC inogona kudhura kudarika nzira dzakadzika-kuchena kana zvimwe zvinochengetedza mvura. Nekudaro, kuita kwayo kwepamusoro uye mabhenefiti ainopa maererano nekushanda, simba, uye kusimba zvinogona kururamisa mutengo wepamusoro mumashandisirwo mazhinji.
Yakakwirira-kuchena MHEC chinhu chakakosha mukuumbwa kwedhaka nekuda kweiyo yakasarudzika yekuchengetedza mvura. Nokugadzira gel-like network, kuderedza capillary action, nekuvandudza kubatana, MHEC inowedzera kushanda, kusimba, uye kushanda kwese kwematope. Mabhenefiti ayo anoonekwa mune akasiyana maapplication, kubva kune mataira adhesives kune ega-leveling makomisheni. Kunyange zvipingamupinyi zvakaita seyero optimization uye mutengo wekufunga uripo, zvakanakira kushandisa yakakwira-kuchena MHEC inoita kuti ive sarudzo inosarudzika yekuwana yepamusoro-mhando yedhaka mhedzisiro.
Kupurasita uye kuisa maapplication,
Nguva yekutumira: Jun-15-2024