Kwiminyaka yakutshanje, iingubo ezinamanzi asekwe emanzini ziye zathandwa kakhulu ngenxa yokukhuselwa kwendalo esingqongileyo, ubuthi obuphantsi, kunye nolwakhiwo olulula. Ukuphucula intsebenzo kunye neempawu zezi zityala, ii -overatives ezahlukeneyo zisetyenziswa, enye yeezongezo ezibalulekileyo yi-hydroxypropyl methylcelsele (i-HPMC). Esi sifo se-seluplose sidlala indima ebalulekileyo ekuphuculeni i-viscofity, uzinzo, i-adhesion kunye nomgangatho osemgangathweni osekwe emanzini
Funda malunga ne-HPMC
I-HydroxypropyTolmethylcelcelcelose, ekwandiwa njenge-HPMC, yi-polymer eguquguqukayo evela kwi-sellyulose, into yemvelo efumaneka kwiindonga zeseli zezityalo. Ngothotho lweenguqulelo zekhemikhali, i-seluplose iguqulwa ibe yi-HPMC, yenza i-polymer ye-solmmer enezicelo ezibanzi. I-HPMC ibonakaliswa yindibaniselwano yayo eyahlukileyo ye-hydrophobic ye-hydyl kunye ne-hydrophilic hydroxypropy, ivumela ukuba iguqule iipropathi ze-suheociolos zeenkqubo ezikhutshwayo.
Ukusebenza kwe-HPMC kwi-caayishini esekwe emanzini
Ulawulo lwe-viscosity:
I-HPMC yamkelwe ngokubanzi ngenxa yokukwazi kwayo ukulawula i-viscofity yengubo esekwe emanzini. Ngokuhlengahlengiswa koxinzelelo lwe-HPMC, abavelisi banokufezekisa ubukhulu obufunayo okanye ukucinga, okukhokelela ekusebenziseni okungcono kunye nokugubungela.
Uzinzo kunye nokuxhathisa kwe-SAG:
Ukongezwa kwe-HPMC kuphucula uzinzo lweefomula ezinamanzi asekwe emanzini kwaye uthintele ukuqhubela phambili okanye ukuntywila ngexesha lokwakha. Oku kubaluleke ngakumbi kumphezulu othe nkqo apho ukugcina ukukhohlisa kunzima kungumceli mngeni.
Phucula ubumbethe:
I-HPMC inceda ekuphuculeni ukunamathela okhethekileyo kwiindidi zezinto ezihlala ixesha elide, ezihlala ixesha elide. Oku kubaluleke kakhulu kwiipeyinti ezingaphandle ezivezwe kwiimeko ezahlukeneyo zemozulu.
Ukugcinwa kwamanzi:
I-HPMC yaziwa ngokuba ziipropathi zayo zokugcina amanzi, eziluncedo ekuthinteleni ukomisa ngaphambi kokupeyinta ngexesha lokufaka isicelo. Oku kuqinisekisa ukugqiba nangakumbi.
Thixotdropy:
Uhlobo lwe-thpmc luvumela ipeyinti ukuba isetyenziswe ngokulula ngomzamo omncinci ngelixa ugcina ukungangqinelani okuzinzileyo xa kungekho ntshukumo. Eli nqaku libaluleke ngokukodwa ekunciphiseni spatal ngexesha lesicelo.
Ukusetyenziswa kwe-HPMC kwi-coyings esekwe emanzini
Ingaphakathi kunye nengubo yangaphandle:
I-HPMC isetyenziswa ngokubanzi kwi-Indoor nengaphandle esekwe emanzini yokuphucula intsebenzo yabo ngokubanzi. Kuyanceda ukufezekisa okugudileyo, ukugqiba ngelixa ubonelela ngokukhusela izinto zokusingqongileyo.
Ipeyinti yokutsala:
Ingubo yokutsala, ihlala isetyenziselwa ukulungiselela ukuhlobisa, ukuxhamla kulawulo lwe-Rheeology olunikezwe yi-HPMC. Inceda ukugcina ukuthungwa okunqwenelekayo kunye nokubonakala kwengqumbo.
Primer kunye neThelela:
Kwi-Primers kunye nezityholo, apho ubunamatheko kunye nokugubungela ububanzi bubalulekile, i-HPMC inceda ekuphuculeni i-adhesion kunye nokuqulunqwa kwefilimu, okukhokelela ekusebenzeni kakuhle.
I-Masonry kunye ne-Stucco Coyinti:
I-HPMC inokusetyenziswa kwi-Masonry kunye ne-Stucco Coyinti, ukubonelela ngohlobo olufanelekileyo kunye neepropathi eziyimfuneko ezifunwa yile misebenzi ikhethekileyo.
Ingubo yenkuni:
I-Abterborgy Cowrs I-Wallner Coands Inzuzo ye-HPMC yokuphucula ubunamatheko kunye nokuthintela ukuqhutywa komhlaba, ukuqinisekisa ukugqiba kunye nokuhlala ixesha elide kunye nokuhlala ixesha elide kunye nokuhlala ixesha elide.
Izibonelelo zokusebenzisa i-HPMC kwi-caoats esekwe emanzini
Imeko yokusingqongileyo:
I-HPMC isuselwa kwizibonelelo ezinokuphinda zisebenze kwaye inegalelo kwiipropathi ezinobuhlobo bokusingqongileyo zengubo esekwe emanzini. I-biodegraphiance yayo yonyusa uzinzo lwefomathi yokuthoba.
Ukuphuculwa koomatshini bokuphuculwa:
Ulawulo lwe-Rheeology olunikezwe yi-HPMC yenza ukuba i-carts esekwe emanzini ibe lula ukuyisebenzisa, nokuba yibrashi, i-roller okanye ukutshiza, ukukhuthaza ukugubungela okungcono kunye nokusetyenziswa.
Ukuqina okuphelisiweyo:
I-HPMC iphucula amathembeko kunye nokuzinza, ukunceda ukwandisa ukuqina kunye nokuhlala ixesha elide kwipeyinti esekwe emanzini, ukunciphisa isidingo se-Reainit.
Ukutshintsha:
I-HPMC yindawo yothuli eguquguqukayo enokusetyenziswa ngeendlela ezahlukeneyo zokuhamba kwamanzi ukulungiselela ukwamkela iintlobo ezahlukeneyo zemimandla kunye neendlela zokwenza isicelo.
Ukusebenza kweendleko eziphezulu:
I-HPMMC isebenza ngokufanelekileyo kwaye iyozinzisa iipropathi zinceda ukunciphisa inani lemigangatho kunye nezinye izinto ezongeziweyo ezifunekayo kwifomu yokuhamba, kukhokelela ekugcinweni kweendleko.
ukuququmbela
I-HydroxypropyTolmethylcelcelcelcelcelcebalose (i-HPMC) yi-Actional Adrantical eBanzi yeZinto ezininzi. Ipropathi yayo eyahlukileyo, kubandakanya ulawulo lwe-viscofity, uzinzo oluphuculweyo, oluphuculweyo lwepropathi, lwenza isithako esinobuhlobo, senza isithako esibonakalayo semveliso esebenzisa impahla esijolise ekuveliseni imigangatho ephezulu, enobuhlobo. Njengoko imfuno yeemveliso ezizinzileyo nezisebenziseka lula iyaqhubeka nokukhula kunye nentengiso yempahla, i-HPMC ihlala ingumdlali ophambili ekuqulunqweni kwemali ye-manabnergy ehlangabezana nentsebenzo kunye nemigangatho yokusingqongileyo.
IXESHA LOKUQALA: I-DEX-18 ukuya kwi-2023