1. Ukulawulwa kwe-Viscosity
I-Viscoxyprotional ephezulu i-methylcellulose ayikwazi ukukhiqiza i-cellulose ephezulu kakhulu ngokuvuselela nokubuyisa nge-nitrogen. Kodwa-ke, uma ithuluzi lokulinganisa le-avector oxygen lingafakwa ku-kettle, ukukhiqizwa kwe-viscosity kungalawulwa ngobuciko.
2. Ukusetshenziswa kwama-Agents Anhlangano
Ngaphezu kwalokho, uma ucubungula ijubane lokubuyiselwa kwe-nitrogen, futhi ngasikhathi sinye, ukuqina komoya kohlelo kuhle kakhulu, futhi kulula kakhulu ukukhiqiza imikhiqizo ephezulu. Vele izinga le-polymerization yekotini ecwengekile nayo ibalulekile. Uma kungasebenzi, kusetshenziswa indlela ye-Hydrophobic Association indlela, futhi kukhethwe hlobo luni lwe-Agent Yobudlelwano olukhethiwe olunethonya elikhulu ekusebenzeni komkhiqizo wokugcina.
3. Okuqukethwe kwe-hydroxypropyl
I-oxygen eyinsalela e-Reaction Kettle idala ukuthi i-cellulose ingcoliseni futhi isisindo samangqamuzana sincishisiwe, kepha umoya-mpilo osele ulinganiselwe. Uma nje ama-molekyuli aphukile exhunywe kabusha, akunzima ukwenza ukubonakala okuphezulu. Kodwa-ke, izinga lokugcwaliswa kwamanzi lihlobene kakhulu nokuqukethwe kwe-hydroxypropyl, amafektri athile kuphela afuna ukunciphisa izindleko nentengo, futhi azifuni ukwandisa okuqukethwe yi-hydroxypropylyl, ngakho-ke ikhwalithi ayikwazi ukufinyelela ezingeni lemikhiqizo efanayo.
4. Ezinye izinto
Izinga lokugcina amanzi lomkhiqizo linobudlelwano obuhle ne-hydroxyproppyl, kepha inqubo yonke yokusabela, umphumela we-alkalization, isilinganiso se-methyl chloride ne-alkali nama-alkali namanzi. Isilinganiso esinokotini ocwengekile sinquma ukusebenza komkhiqizo.
Isikhathi sePosi: Nov-24-2022