Cellulose ndiyo chinhu chikuru chechirwere chemadziro emadziro uye zvakanyanya organic polymer pasi pano. Cellulose Denivatives inoshandiswa mune dzakasiyana siyana dzekushandisa maindasitiri, kusanganisira chikafu, mishonga yemishonga uye kuvaka. Iwo maviri anonyanya kufarirwa cellulose derivatives itsdroxypropyl methylcellose (HPMC) uye methylcellose (MC). Izvi zvigadzirwa zviviri zvinowanzoshandiswa zvichinzverana, asi zvine misiyano yakakosha iyo inofanirwa kufungwa nezvayo.
Chii chinonzi hydroxypruppropyl methylcellose?
HydroxyPropyl methylcellose is nonitions, mvura-soluble cellulose ther yakatorwa kubva kune yakasikwa polymer cellulose. Iyo molecular chimiro cheHPMC yakafanana neyakasikwa cellulose, ichiita sarudzo inoshanda kune yakawanda maindasitiri ekushandisa. Yayo yakasarudzika molecular zvivakwa, kusanganisira solubility uye viscosity, ita kuti ive yakakodzera kushandiswa mune zvekuvakisa, chikafu, mishonga uye cosmetics.
Zvimiro zveHPMC:
1. Solubility:
Chimwe chezvakanakisa zvakakosha zveHPMC ndiyo yayo solubility. HPMC inokanganisa mumvura inotonhora, ichigadzira yakajeka, yakagadzikana, viscous mhinduro. Izvi zvinogadzira hpmc chakanyanya kunamatira kwemaindasitiri akati wandei, kusanganisira kuvaka uye mishonga yemishonga.
2. Viscosity:
HPMC ine yakakwira viscosity uye yakakodzera kune zvinwiwa zvinwiwa. Yayo yakakwira viscosity inonyanya kuitirwa kune iyo hydroxypruppropropyl uye mapoka anoshanda mapoka, ayo anowedzera kugona kwayo kuumba hydrogen zvisungo uye kukurudzira kutaurirana nemamolekyudhi emvura.
3. Film Ford:
HPMC ndeyekumirisa firimu-inogadzira mumiririri uye inowanzoshandiswa muindasitiri yemishonga yekubatanidza mahwendefa emishonga nemapiritsi. Izvi zvinoumba chipinganidzo chakapesana nekunyorova uye zvimwe zvinhu zvemhoteredzo, zvinogona kupfupikisa hupenyu hwesherufu.
4. Kuchena kwakanyanya:
HPMC ndeyekuchena kwakanyanya uye chigadzirwa chechisikigo chisina kana makemikari anokuvadza. Izvi zvinoita kuti ive yakakodzera kune iyo yekudya uye maindasitiri ezvekudya.
Chii chinonzi methylcellose?
Methylcellose iri zvakare cellulose ether inotorwa kubva kune cellulose fibers. Iyo ndiyo methyl ester yemhereme, uye chimiro chayo cheMorecular chakasiyana kwazvo kubva kune zvakasikwa cellulose, izvo zvinoita kuti zvisanyanya kutaridzika ku enzyme kusvibiswa kwe enzyme. MetHylcellose inzvimbo yeClementional Compound inoshandiswa mune dzakasiyana siyana maindasitiri kusanganisira chikafu, mishonga, kuvaka uye cosmetics.
Hunhu hwe methylcellose:
1. Soluby mvura:
Methylcellose inodonhedza zviri nyore mumvura inotonhora, kugadzira yakajeka, viscous, uye yakanyanya kugadzikana mhinduro. Asi iyo solubility yakaderera pane hpmc. Izvi zvinoita kuti zviite zvakakodzera kushandiswa mumaindasitiri ayo anoda huwandu hwepamusoro hwekugadzirisa, senge indasitiri yekuvaka.
2. Viscosity:
Methylcellose ane viscosity yakakwira uye yakakodzera kune zvinwiwa zvinwiwa. Yayo viscosity inoenderana neye methyl inoshanda mapoka anofambidzana nemamolekyudhi emvura.
3. Film Ford:
MetHylcellose ndeyekunyanyisa mumiriri-emafirimu ekuumba uye anowanzoshandiswa muindasitiri yemishonga yekubatanidza mapiritsi emishonga nemapiritsi. Nekudaro, iyo firimu-yekugadzira maitiro ndeye yakaderera zvishoma kune hpmc.
4. Kuchena kwakanyanya:
MetHylcellose yakachena kwazvo uye ibwe rechisikigo iro risine chero makemikari anokuvadza. Izvi zvinoita kuti ive yakakodzera kune iyo yekudya uye maindasitiri ezvekudya.
Kuenzanisa pakati peHPMC uye MC:
1. Solubility:
HPMC iri kunyanyisa mumvura kupfuura methylcellose. Iyi solubility musiyano inoita HPMC imwe sarudzo inoshanda kune maindasitiri ayo anoda salubility yakakwirira, yakadai sekuvaka.
2. Viscosity:
Ose HPMC uye methylcellose ane maViscooks yakakwira. Nekudaro, iyo viscosity yeHPMC iri yakakwirira zvishoma kupfuura iyo yemethylcellose. Izvi zvinoita kuti HPMC zvakanyanya kushandiswa mune maindasitiri ayo anoda nzvimbo dzakakwirira, dzakadai sekudya uye cosmetics.
3. Film Ford:
HPMC uye methylcellose ari ese akanaka mafirimu-ekuumba vamiririri. Nekudaro, HPMC ine zvishoma zviri nani firimu-inogadzira mafirimu pane methylcellose, ichiita kuti ive yakakodzera kushandiswa muindasitiri yemishonga yemishonga.
4. Kuchena:
HPMC uye methylcellose ari ese akanyanya-ainyatso zvigadzirwa zvigadzirwa zvisina kana chero makemikari anokuvadza.
Hydroxypropyl methylcellose uye methylcellose ndiwo ese akakosha meruloulose derivatives anoshandiswa mumaindasitiri akasiyana siyana. Zvese makomputa ane yakakwira solubility, yakakwira viscosity, yakanaka kwazvo firimu-inogadzira zvinhu uye kuchena kwakanyanya. Nekudaro, iyo solubility uye viscosity yeHPMC yakakwira zvishoma kupfuura iyo methylcellose, ichiita kuti ive yakakodzera kune maindasitiri anodikanwa solubility uye viscosity. Pamusoro pezvo, HPMC ine zvishoma zviri nani firimu-inoumba zvivakwa pane methylcellose, ichiita kuti ive yakakodzera kushandiswa muindasitiri yemishonga yemishonga. Nekudaro, makomendi ese ari maviri ane akasiyana zvivakwa zvinovaita kuti vave vakanyatsoshandiswa kushandiswa mumasango akasiyana, uye kushandisa kwavo kunofanirwa kutsanangurwa zvichienderana neshandiso chaiyo.
Kutumira Nguva: Kukadzi-19-2025