Isicwangciso ngokubanzi sesiphumo sesicelo se-HPMC simi ngolu hlobo lulandelayo:
I-activation energy ye-reaction kule nyathelo iyancitshiswa, ngelixa i-fluidity yomxube wokuphendula iphuculwe, kwaye i-defect of low ield of methylation reaction in the original process is sombululwe. Ngokomzekelo, ngophando kunye nokusetyenziswa kwe-reactor yesigaba esiqinileyo, i-hydroxypropyl methylcellulose phthalate particles zenziwa.
Enye kukuba ube ngumncedisi osebenza kakhulu, uphucule isivuno sokusabela, kwaye ulawule isizukulwana seempendulo ezisecaleni,
Okwesibini, njenge-catalyst, i-HPMC isetyenziswa njenge-catalyst esebenzayo yokuphucula ukucoceka kwee-reactants kunye ne-reaction isivuno, ukwenzela ukuba isivuno sokuphendula sinokunyuswa ukuya kwi-98%. Izinga lokusetyenziswa kwezinto eziluhlaza linyuswe kwi-95% ngokusetyenziswa kwe-hydroxypropyl methyl cellulose njenge-agent encedisayo, eqinisekisa ukulungiswa kwe-hydroxypropyl methyl cellulose phthalate kunye nokuthintela i-agglomeration phakathi kwamasuntswana kwinkqubo yonyango emva konyango.
Okwesithathu kukusombulula ingxaki yesivuno esiphantsi senkqubo yokuqala. Uvavanyo lommeli kukunciphisa ukusetyenziswa kweyunithi ye-cotton fiber ekrwada ukusuka kwi-1.05t / t yenkqubo yokuqala ukuya kwi-0.94t / t ngexesha lokuphendula kwe-phthalic acid., Kwinkqubo ye-hydroxypropylation reaction, i-phthalic anhydride reaction residues, i-phthalic acid yamahhala kunye intsalela ye-acetic acid solvent inokususwa. Imveliso yeli nyathelo inyuswe ukuya kuma-95%.
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-19-2022