HPMC (HYDROXYPROPYL MetHylcellose) Icho chinowanzoshandiswa mishonga inoshandiswa mukugadzirwa kwemhando dzakasiyana-siyana dzemishonga, kusanganisira mahwendefa, mahwendefa, uye zvigadzirwa zveOPHTLICK. Imwe yeiyo kiyi yezvivakwa zveHPMC ndeyevviki yayo, iyo inokanganisa zvivakwa zvechigadzirwa chekupedzisira. Chinyorwa ichi chichaongorora hukama pakati peHPMC viscosity uye tembiricha uye simbisa dzimwe nzira dzekuchenjera dzinofanira kutorwa kana uchishandisa iyi comcialient iyi.
Hukama pakati peHPMC viscosity uye tembiricha
HPMC ndeye hydrophilic polymer iyo inokwira mumvura uye imwe polar sol. HPMC yanyungudutswa mumvura, inoumba solution mhinduro nekuda kweiyo polymer yakakwira molecular uremu uye yakakwirira yehydrophilikuti. Iyo viscosity yeHPMC Solutions inokanganiswa nezvikamu zvinoverengeka, kusanganisira kusunganidzwa kwemapolymer, tembiricha yemhinduro, uye iyo pH yeSolvent.
Chimwe chezvinhu zvakakosha zvinokanganisa vhiza yeHPMC mhinduro yekudziya. Iyo viscosity yeHPMC Solutions inoderera nekuwedzera tembiricha. Izvi zvinodaro nekuti pakupisa kwakakwirira, ngetani dzemapolymer dzave kuwedzera fluid, zvichikonzera mumasimba mashoma ezvekutora akabata ngetani dze polymer pamwechete. Nekuda kweizvozvo, iyo viscosity yekugadzirisa inoderera uye iyo fluidity yemhinduro inowedzera.
Ukama pakati pekudziya uye hpmc viscosity inogona kutsanangurwa neiyo Arrishenius equation. Iyo Arrhenius Equation ndeyemasvomhu equation inotsanangura hukama pakati pemuchero wekuita kwemakemikari uye tembiricha yehurongwa. Kune HPMC mhinduro, iyo Arrhenius equation inogona kushandiswa kurondedzera hukama pakati pekugadzirisa viscosity uye tembiricha yekushisa system.
Iyo Arrhenius equation inopihwa na:
K = AE ^ (- EA / RT)
Iko k chiyero chinogara chiripo, iyo pre-exponential factor, ea is activation simba, r ndiyo gasi rinogara, uye t ndiko tembiricha yehurongwa. Iyo viscosity yeHPMC Solutions ine chekuita neyekuyerera huwandu hwekurima kuburikidza nePolymer Matrix, iyo inodzorwa nemutemo mumwechete seyero yemakemikari maitiro. Naizvozvo, iyo Arrhenius equation inogona kushandiswa kurondedzera hukama pakati pekugadzirisa viscosity uye tembiricha tembiricha.
Zvinhu zvekucherekedza kana uchishandisa HPMC
Paunenge uchishanda neHPMC, mhanya dzinoverengeka dzinofanira kutorwa kuti dzive nechokwadi chekubata uye zvakanaka kubata kwe polymer. Aya ekudzivirira anosanganisira:
1. Shandisa michina yekudzivirira
Izvo zvakakosha kuti ushandise midziyo yekudzivirira senge magurovhosi, goggles, uye majasi emachira kana achibata hpmc. Izvi zvinodaro nekuti HPMC inogona kutsamwisa ganda nemaziso, uye zvinogona kukonzera matambudziko ekufema kana achivharidzirwa. Naizvozvo, zvakakosha kutora matanho kuti uderedze njodzi yekufumurwa kune polymers.
2. Sevha HPMC nenzira kwayo
HPMC inofanira kuchengetwa munzvimbo inotonhorera, yakaoma yekudzivirira yekunyora mumhepo. Izvi zvinodaro nekuti HPMC iri hygroscopic, zvichireva kuti inyorere kunyorova kubva munzvimbo dzayo dzakapoteredza. Kana HPMC ichibata zvakanyanya kunyorova, zvinogona kukanganisa viscosity uye zvivakwa zvechigadzirwa chekupedzisira.
3. Teerera kutarisisa uye tembiricha
Kana uchimiririra neHPMC, iva nechokwadi chekuteerera kune iyo pfungwa uye tembiricha yemhinduro. Izvi zvinodaro nekuti viscosity yeHPMC mhinduro inonyanya kutsanangurwa nezvinhu izvi. Kana kusungwa kana tembiricha yakanyanya kukwirira kana kuderera kwazvo, zvinokanganisa viscosity uye zvivakwa zvechigadzirwa chekupedzisira.
4. Shandisa nzira dzakakodzera dzekugadzirisa
Kana uchigadzirisa HPMC, zvakakosha kuti ushandise nzira dzakakodzera dzekugadzirisa kuti dzive nechokwadi chekubata kwakachengeteka uye kwakakodzera kwekubata kwe polymer. Izvi zvinogona kusanganisira kushandisa nzira dzisina kujairika dzekudzivirira polymer kujekesa kana kupwanya, kana kushandisa zvakakodzera kuomesa maitiro kuti ubvise kunyorova kubva kuchigadzirwa chekupedzisira.
5. Tarisa kuwirirana
Paunenge uchishandisa HPMC seyenzi, zvakakosha kuti utarise kuenderana nevamwe vaenzanisa uye zvinoshanda zvinoshandiswa mukuumbwa. Izvi imhaka yekuti HPMC inogona kuwirirana nezvimwe zvinoshandiswa mune yekuumbwa, ichikanganisa kuita uye kugadzikana kwechigadzirwa chekupedzisira. Naizvozvo, zvakakosha kuitisa zvidzidzo zvinowirirana kuti uzive chero nyaya dzinogona kuitika usati waenderera nekuumbwa.
mumhedziso
Iyo viscosity yeHPMC Solutions inokanganiswa nezvikamu zvinoverengeka, kusanganisira kusangana, tembiricha, uye Ph. Iyo viscosity yeHPMC Solutions inoderera nekuwedzera tembiricha nekuda kwekuwedzera kwekufambisa kwemaketani emapolymer. Paunenge uchishanda neHPMC, zvakakosha kutora matanho akakodzera kuti uve nechokwadi chekubata uye kunyatsobata polymer. Aya ekuchenjera anosanganisira kushandisa michina yekudzivirira, nekuchengetedza hpmc, kuteerera kutarisisa nekushambadzira uye kushandisa nzira dzakakodzera dzekugadzirisa, uye kutarisa kuenderana nezvimwe zvinoshandiswa mune formula. Nekutora nzira idzi, hpmc inogona kushandiswa seyenzi inoshanda mumhando dzakasiyana-siyana dzemishonga.
Kutumira Nguva: Sep-25-2023