I-HPMC hydroxypropyl methyl celluloseumenzi-mveliso umthengisi wefektri umthengisi ngaphandle
Yintoni eyona nto isetyenziswa kakhulu yi-HPMC?
I-HPMC inokwahlulwahlulwa ibe: umgangatho wokwakha, umgangatho wokutya kunye nomgangatho wezonyango ngokusetyenziswa.
I-HPMC isetyenziswa kakhulu kwizixhobo zokwakha, kwiingubo, kwiiresini zokwenziwa, kwiiseramikhi, kumayeza, ekutyeni, kwimpahla yelaphu, kwezolimo, kwizinto zokuthambisa, kwicuba nakwamanye amashishini.
Okwangoku, uninzi lwezinga lokwakha lasekhaya, kwinqanaba lokwakha, umthamo we-putty powder mkhulu, malunga ne-90% isetyenziselwa ukwenza i-putty powder, enye iseleyo isetyenziselwa ukwenza i-samente mortar kunye ne-glue.
Zeziphi izinto eziphambili zeHPMC?
Izinto eziphambili zeHPMC: umqhaphu ocoliweyo, i-chloromethane, i-propylene oxide. Ezinye izinto ezisetyenziswayo zezi, i-tablet alkali, i-asidi, i-toluene, i-isopropanol njalo njalo.
- I-HPMC yahlulwe yaziintlobo ngeentlobo, yintoni umahluko ekusetyenzisweni kwayo?
I-HPMC inokwahlulwa ibe yohlobo olunyibilikayo ngoko nangoko kunye nohlobo olunyibilikayo ngobushushu.
Iimveliso ezikhawulezileyo, emanzini abandayo zisasazeka ngokukhawuleza, zinyamalale emanzini, ngeli xesha ulwelo aluna-viscosity, kuba i-HPMC isasazeka nje emanzini, akukho kunyibilika kokwenyani. Malunga nemizuzu emi-2, i-viscosity yolwelo iyanda kancinci, yenza i-colloid ebonakalayo e-viscous. Uluhlu olubanzi lokusetyenziswa, kwi-putty powder kunye ne-mortar, kunye ne-glue kunye nepeyinti yolwelo, zingasetyenziswa, akukho nto ithintelayo.
Iimveliso ezinyibilikayo ezishushu, emanzini abandayo, zinokusasazeka ngokukhawuleza emanzini ashushu, zinyamalale emanzini ashushu, xa ubushushu buhla bufikelela kubushushu obuthile, i-viscosity ibonakala kancinci, de kube kudalwa i-viscous colloid ebonakalayo. Ingasetyenziswa kuphela kwi-putty powder kunye ne-mortar, kwi-glue engamanzi kunye nepeyinti, kuya kubakho isiganeko seqela, asinakusetyenziswa.
Zeziphi izalathisi eziphambili zobugcisaI-HPMC?
Ubungakanani be-hydroxypropyl kunye ne-viscosity, uninzi lwabasebenzisi luxhalabele ezi index zimbini.
Umthamo we-hydroxypropyl uphezulu, ukugcinwa kwamanzi ngokubanzi kungcono.
Ukuqina, ukugcinwa kwamanzi, ukuhambelana (kodwa kungekhona ngokupheleleyo) nako kungcono, kwaye ukuqina, kungcono ukusebenzisa ezinye kwisamente.
Ingakanani i-viscosity efanelekileyo kwi-HPMC?
Eyona ndima ibalulekileyo ye-HPMC kukugcinwa kwamanzi, kulandele ukuqina.
Umgubo wePutty ngokubanzi ufikelela kwi-100000 cps. Ukuba nje ukugcinwa kwamanzi kulungile, ubuninzi buphantsi (70,000-80000), kunokwenzeka, ewe, ubuninzi bukhulu, ukugcinwa kwamanzi kungcono, xa ubuninzi bungaphezulu kwe-100,000, ubuninzi abunampembelelo ingako ekugcinweni kwamanzi.
Imfuneko kwi-MORTAR ingaphezulu, NGOKUBANZI IFUMANA i-150 000 ukuze ilungele ukusetyenziswa.
Ukusetyenziswa kweglu: kufuneka iimveliso ezikhawulezileyo, i-viscosity ephezulu.
Ixesha leposi: Epreli-28-2024