Ukukhanya okugqithisileyo kwe-hydroxypropyl methylcelcelcelsulose ichaphazeleka ikakhulu ngala manqaku alandelayo:
1. Umgangatho wezinto ezingafunekiyo.
Okwesibini, isiphumo se-alkalization.
3. Inkqubo yenkqubo
I-4. Inxalenye yeShorvent
I-5. Iziphumo zokungathathi cala
Ezinye iimveliso zinamafu njengobisi emva kokuba ichithwe, ezinye zimhlophe, ezinye zityheli, kwaye ezinye zicacile kwaye zilungisa le ngxaki, zilungelelanise ngokusuka kwala manqaku alandelayo. Ngamanye amaxesha i-acetic acid inokuchaphazela kakhulu ukuhambisa ukukhanya. Kungcono ukusebenzisa i-acetic acid emva kodumo. Eyona mpembelelo iphambili kukuba intetho inomdla kwaye ingaba inkqubo yenkqubo iyazinza (ezinye izinto zinokungasebenzi kwaye umxholo awuzinzanga, njengesinyibilikisi esetyenziselwa ukuphinda isetyenziswe kwakhona). Ngapha koko, zininzi izinto ezichaphazela. Ukuba izixhobo zizinzile kwaye abaqhubi baqeqeshiwe kakuhle, imveliso kufuneka zizinzile kakhulu. Ukukhanya kokukhanya akuyi kudlula kuluhlu lwe-2%, kunye nokufakwa endaweni yamaqela athatyathwayo kufuneka alawule kakuhle. Endaweni yokufana, ukuqaqamba kokukhanya kuya kuba kulungile.
Izinto ezichaphazela i-viscosity ye-hydroxypropyl methyl seluplose
I-viscosity yeHydroxypropyl Methylcelcelgalose ayikwazi ukuvelisa i-selsulose ephezulu kakhulu ngokutshintshwa kunye ne-nitrogen kwimveliso. Ngokubanzi, ukuveliswa kwe-vill-villase ye-villase e-China ayinakulawulwa. Nangona kunjalo, ukuba isixhobo sokulinganisa ioksijini singafakwa kwiketile, ukuveliswa kokufakwa kwayo kunokulawulwa ngobugcisa.
yenziwe. Ukongeza, cinga ngesantya sokutshintsha kweNitrogen, kulula ukuvelisa iimveliso zokuthanda izinto eziphezulu nokuba iphi inkqubo yomoya ngayo. Ewe kunjalo, inqanaba le-polymerization yekotoni ecocekileyo ibalulekile. Ukuba ayisebenzi, emva koko uyenze ngoMbutho we-hydrophobic. Kukho iiarhente zoMbutho kule ndawo eTshayina. Olunjani uhlobo lombutho ukuba lukhethe lunempembelelo enkulu ekusebenzeni kwemveliso yokugqibela. Ioksijini yentsalela kwi-rector ibangela ukonakaliswa kweselphulelo kunye nokwehla komzimba wemolekyuli, kodwa ioksijini yentsalela inomda, okoko akukho nzima ukwenza i-viscofity ephezulu. Nangona kunjalo, iqondo lokumisela elininzi ekufuneka liyenzile ngomxholo we-hydroxypropy. Ezinye zeefektri zifuna ukunciphisa iindleko kunye nexabiso, kodwa azifuni ukwandisa umxholo we-hydroxypropy, ngoko ke umgangatho awukwazi ukufikelela kwinqanaba lemveliso yangaphandle. Iqondo lokugcina amanzi lemveliso lunobudlelwane obukhulu kunye ne-hydroxylpyl, kodwa kuyo yonke inkqubo yokugcina amanzi, ikwamisela iqondo layo lokugcina amanzi, i-Alkali eyomeleleyo, i-propylene oxide, ialkali uxinzelelo kunye nokugcinwa kwamanzi. Umyinge wekotoni ehlaziyiweyo ichaza ukusebenza kwemveliso.
Ixesha leposi: I-35 ukuya kwi-2023