Ni irihe tandukaniro riri hagati yahydroxypropyl methylcellulose(HPMC) hamwe cyangwa nta S?
1. HPMC igabanyijemo ubwoko bw'ingufu zihita n'ubwoko bw'ingufu zihuta
Ubwoko bw'imashini ikwirakwiza vuba ya HPMC bushyirwa ku nyuguti ya S. Mu gihe cyo kuyikora, hagomba kongerwamo glyoxal.
Ubwoko bw'inyuguti ya HPMC ntabwo bwongeramo inyuguti iyo ari yo yose, nk'iyi: "100000″ ni "ubwoko bwa HPMC bwo gutatanya vuba bwa 100000 viscosity".
2. Iyo S cyangwa idafite, imiterere yayo iratandukanye
HPMC ikwirakwira vuba ikwirakwira vuba mu mazi akonje ikabura mu mazi. Muri iki gihe, amazi nta ruhushya aba afite, kuko HPMC ikwirakwira gusa mu mazi, kandi nta gushonga nyakuri. Nyuma y'iminota ibiri, uruhushya rw'amazi ruriyongera buhoro buhoro, rugakora amazi abonerana. Colloid ikomeye.
HPMC yihuse ishobora gukwirakwira vuba mu mazi ashyushye kuri dogere selisiyusi 70. Iyo ubushyuhe bugabanutse bukagera ku bushyuhe runaka, ubushyuhe bugenda bugaragara buhoro buhoro kugeza igihe habayeho koloyide ibonerana.
3. Iyo S cyangwa idafite, intego iratandukanye
HPMC yihuse ishobora gukoreshwa gusa mu ifu ya putty na mortier. Mu kole y'amazi, irangi n'ibikoresho byo gusukura, hazabaho gufungana kandi ntibishobora gukoreshwa.
HPMC ikwirakwira vuba ifite uburyo bwinshi butandukanye. Ishobora gukoreshwa mu ifu ya putty, mortier, kole y'amazi, irangi, n'ibikoresho byo kumesa nta mbogamizi.
Uburyo bwo gusenya
1. Fata amazi ashyushye akenewe, uyashyire mu kintu hanyuma uyashyushye kugeza kuri dogere selisiyusi 80, hanyuma ushyiremo buhoro buhoro uyu muti urimo ubyutsa buhoro buhoro. Selulosi irareremba ku mazi mbere, ariko igenda ikwirakwira buhoro buhoro kugira ngo ikore ururenda rumwe. Konjesha umuti ubyutsa.
2. Cyangwa shyushya 1/3 cyangwa 2/3 by'amazi ashyushye kugeza kuri dogere selisiyusi 85, ongeramo selisiyusi kugira ngo ubone amazi ashyushye, hanyuma ongeramo andi mazi akonje asigaye, komeza uvange, hanyuma ukonjeshe uruvange ruvuyemo.
3. Selulose ifite umubare muto w’urushundura, kandi ibaho nk'agace gato gato mu ifu ivanze neza, kandi ishonga vuba iyo ihuye n'amazi kugira ngo ikore viscosity ikenewe.
4. Shyiramo selulose buhoro buhoro kandi ku bushyuhe bw'icyumba, kandi ukomeze kuvanga mu gihe cyo kongeramo kugeza igihe habonetse umuti ubonerana.
Ni ibihe bintu bigira ingaruka ku kubika amazi kwa hydroxypropyl methylcellulose?
Uburyo amazi abikwamo hifashishijwe hydroxypropyl methylcellulose HPMC ubwayo bukunze kugirwaho ingaruka n'ibintu bikurikira:
1. Uburyo bumwe bwa selulosi eteri ya HPMC
HPMC ifite uburyo bumwe bwo gukora ibintu ifite uburyo bumwe bwo gukwirakwiza amatsinda ya methoxy na hydroxypropoxy hamwe n’amazi menshi agumana.
2. Ubushyuhe bwa gel y'ubushyuhe ya selulosi eteri ya HPMC
Uko ubushyuhe bwa gel y'ubushyuhe buri hejuru, ni ko igipimo cyo kubika amazi kiri hejuru; bitabaye ibyo, igipimo cyo kubika amazi kiri hasi.
3. Uburemere bwa selulosi ya HPMC
Iyo ubushyuhe bwa HPMC bwiyongereye, igipimo cyo kubika amazi nacyo kiriyongera; iyo ubushyuhe bugeze ku rwego runaka, ukwiyongera kw'igipimo cyo kubika amazi akenshi kuba ku rugero rworoshye.
Umubare w'inyongera ya eteri ya selulosi ya HPMC
Uko ingano ya cellulose ether HPMC yiyongera, niko umuvuduko wo kubika amazi uba mwinshi kandi niko ingaruka zo kubika amazi ziba nziza.
Ku kigero cya 0.25-0.6%, igipimo cyo kubika amazi kiriyongera vuba uko umubare w’inyongera wiyongera; iyo umubare w’inyongera wiyongera, icyerekezo cyo kubika amazi kiriyongera buhoro buhoro.
Igihe cyo kohereza: Ukwakira-17-2022