Ubunzima bemolekyuli ye-HPMC inokubonakaliswa ngesisombululo sayo se-viscosity kwi-solvent esetyenzisiweyo.
Ngaphandle kokuba kuchazwe ngenye indlela, ubunzima bemolekyuli be-HPMC bulinganiswa apha nge-UBBELOHDE viscometer kwi-20 ℃ kusetyenziswa isisombululo esimanzi esiqulethe i-2% (ubunzima) ye-HPMC.
Iqondo layo lokubuna liqhelekile malunga ne-5 ukuya kwi-200000 mpa. I-Sd isebenzisa i-hydroxypropyl methyl cellulose ether njenge-arhente yokumiswa kwi-polymerization yokumiswa kwe-ethylene unsaturated monomers. Ukuqina okukhethiweyo malunga ne-5 mpa. s, ukusuka malunga ne-lOmpa. S. ukuya malunga nama-400 mpa. s, malunga ne-I00mPa. s.
I-S, 10100, kunye ne-400mpa S ngokulandelelana ilingana nenani le-avareji ubunzima bemolekyuli ye-1000013000,26000, kunye ne-410000 ye-ether ye-ether ye-410000 isisombululo esisetyenziswa njenge-thickener ngokuqanjwa kunye ne-viscosity kwi-20 ℃, okungenani malunga ne-l. Kungcono ukuba malunga ne-15000 mpa. s, ngoko i-viscosity yesisombululo idla ngokufikelela kwi-200000 ukuya kwi-iso, kwaye kungcono ukuba yi-120000 ukuya kwi-100000 m pa. s, kwaye kungcono ukuba 75000 mpa Ngoko inani umndilili ubunzima molekyuli (M).
I-avareji ye-molecular weight (M) yenombolo a inokumiselwa nge-osmometry ukusuka malunga ne-20000, ingcono ukusuka malunga ne-55000, ingcono ukusuka malunga ne-120000; Malunga ne-280000, i-250000 ingcono, kwaye i-2200000 ingcono.
Youngcel HPMC/MHEC isetyenziswa ngokubanzi njenge-Chemical Auxiliary Agent ye-Tile Adhesive, i-Cement Plaster, i-Dry mix mortar, i-Wall putty, i-Coating, i-Detergent kunye nokunye.Kwaye sinokukunika ixabiso eliphantsi kunye nomgangatho ophezulu.
Iimveliso zethu zithandwa eYiputa, eRashiya, eMzantsi Afrika, kuMbindi Mpuma, eTurkey, eVietnam, eFransi, eItali, eSingapore, eBangladesh, e-Indonesia, eMzantsi Melika njalo njalo. Enkosi kwangaphambili kwaye wamkelekile ukuba uqhagamshelane.
Ixesha lokuposa: Oct-10-2022