Hydroxyprupyl methylcellose (HPMC) is is is is is is-ionic mvura-soluble cellulose inoshandiswa zvakanyanya mukuvaka, mushonga, chikafu, zvidhori uye maindasitiri emakemikari. Iyo viscosity maitiro emhedzisiro yayo mhinduro ndiyo zvinhu zvakakosha zvinokanganisa kuita kwayo kwekushandisa.
1. Basic hunhu hweHPMC
Simbacelcele®hpmc is a cellulose derivative yakanyorwa nekuunza hydroxyprospropropropropropropropropropropropropropropropropropropropropropropropropropropropropropyl uye methyl mapoka mumanyorerwo emanyorerwo emuchina. Iyo ine yakanaka mvura solubility uye yakakura kwazvo viscosity, uye inowanzoshandiswa kugadzirira mhinduro dzemukati nezvigadziriso zvakatsanangurwa Aya maitiro anoita HPMC anoshandiswa zvakanyanya mumatombo, zvinonamatira, zvinodhaka zvinosimbiswa, zvinowedzera zvekudya uye mamwe maindasitiri.
2. MaViscosity hunhu hweHPMC Mhedzisiro Mhinduro
Iyo viscosity maitiro eHPMC yemvura mhinduro inokanganiswa nezvakawandisa zvinhu, kunyanya kusanganisira kusunganidzwa, tembiricha, shear rate, ph kukosha uye molecular chimiro.
Mhedzisiro yekuisa pfungwa pane viscosity
Iyo viscosity yeHPMC yemvura mhinduro inowedzera nekuwedzera kusungwa. Kana iko kusungwa kweHPMC kwakaderera, mhinduro yemvura yakaonda uye ine yakaderera viscosity; Sezvo kuunganidzwa kwakawanda, kudyidzana kuri pakati pemamorekuru kunowedzera, uye visikopo yemhinduro yemamiriro ekunze inowedzera zvakanyanya. Kazhinji, vhiza yeHPMC mhinduro inoenderana nekuwedzera kwakabatana nekumanikidzwa kwayo, asi inowanzogadzikana pane imwe pfungwa, ichiratidza maVocosity maitiro emhinduro.
Mhedzisiro ye tembiricha pane viscosity
Tembiricha chinhu chakakosha chinokanganisa vhiza yekusagadzikana ®hpmc mhinduro mhinduro. Sezvo tembiricha ichisimuka, iyo hydrogen zvisungo uye hydrophobic yekudyidzana mumanyorero eHPMC ichapera simba, zvichikonzera kuderera kwesimba pakati pemamorekuru, nekudaro kuderedza zvisizvo zvemukati memhedzisiro mhinduro. Kazhinji, iyo viscosity yeHPMC yemvura mhinduro inoratidza kukosha kwakadzika nekuwedzera kupisa, kunyanya mune yakanyanya kupisa tembiricha. Hunhu uhwu hunoita kuti HPMC ine zvirinani kudzora kugona mune mamwe tembiricha ekudzora mashandisiro.
Mhedzisiro yeShear Rate pane viscosity
HPMC yemvura mhinduro inoratidza yakajairika Newtonian Fluid maitiro pamatanho ekudziya, kureva kuti, zvevisiko zvakakanganiswa; Nekudaro, pamitengo yakakwira shear, visikopa yeHPMC mhinduro ichaderera zvakanyanya, zvichiratidza kuti ine shear yekufungidzira. HPMC mamorekuru ane zvimwe zvimiro zvakatsanangurwa. Pamari yakaderera shear, maketeni anonyungudutswa akakombama, achigadzira kuramba kwakakwirira, uko kunoratidzwa sekwakakwirira visikoka; Kumusoro mitezo yehembe, marefu emanyorerwo anotambanudza, iyo fluidity inovandudzwa, uye visikoka vanoderera.
Mhedzisiro yePP kukosha pane viscosity
HPMC yemvura yekugadzirisa mari inowanzo kukonzera visikoka yakagadzikana pasi pekusarerekera kune isina kusimba alkaline mamiriro emamiriro ezvinhu. Mune yakasimba acid kana yakasimba base nzvimbo, HPMC mamorekuru inogona kupindirana Mumamiriro ezvinhu akajairwa, shanduko muPH have zvishoma pamisangano yeHPMC mhinduro, asi pasi phe mamiriro akanyanyisa, shanduko yeViscosity inogona kuve pachena.
Mhedzisiro yeMaurawi ma molecular pane viscosity
Iyo viscosity hunhu hweHPMC dzakabatana chaizvo neyakagadziriswa ma molecular. Dhigirii rekutsiva kwehydroxyprusyl uye methyl mapoka mumorekuru mune kukosha kwakakura pane zvevatenzi emhedzisiro mhinduro. Yakakwira iyo degree rekutsiva kweboka, iyo yakasimba iyo hydrophilikuti yeHPMC uye yakakwira viscosity yemhinduro. Mukuwedzera, iyo smecular uremu hweHPMC iri zvakare chinhu chakakosha chinokanganisa zvevakuvi. Iyo yakakura uremu hwemanyorerwe, iyo yakareba iyo molecular cheni, uye yakasimba yekudyidzana pakati pemamorekuru, zvichikonzera kusimba kwepamusoro kwemhinduro mhinduro.
3. Iko kukosha kweiyo viscosity hunhu hweHPMC mhinduro mhinduro mukushandisa
Iyo viscosity maitiro eHPMC yemvura mhinduro yakakosha pakunyorwa kwayo muminda dzakasiyana siyana.
Munda wekuvaka: HPMC inowanzoshandiswa mumutero wetsimusi uye kuomerera, uye ine mashandiro ekuremerwa, achengetedze kunyorova, uye kugadzirisa maitiro ekuvaka. Hunhu hwayo viscosity hunhu zvakananga zvinokanganisa basa rekushanda uye kushushikana kwemutya. Nekugadzirisa iyo colortration uye molecular chimiro cheHPMC, iyo rheological zvivakwa zve moter inogona kudzorwa, nokudaro ichivandudza kugadzikana kwekuvaka.
Indasitiri yechechi: Simbaclecele®hpmc mhinduro yemvura inowanzoshandiswa mukugadzirira senge mishonga inovharirwa-mishonga, capsule shells, uye madonhwe emaziso. Hunhu hwayo viscosity hunogona kukanganisa mwero wekusunungura zvinodhaka uye kudzora nzira yekuburitsa yemishonga mumuviri. Nekusarudza HPMC nehuremu hwakakodzera uye degree rekutsiva, hunhu hwekusunungurwa hwezvinodhaka hunogona kuchinjwa kuti huve hwakarongeka hwekurapa mhedzisiro.
Indasitiri yechikafu: HPMC inoshandiswa seanoti, stabilizer, uye emulsifier mukugadziriswa kwekudya. Iyo viscosity maitiro emhedzisiro yayo mhinduro inokanganisa kuravira uye kugadzikana kwechikafu. Nekugadzirisa iyo mhando uye huwandu hweHPMC yakashandiswa, iyo chimiro chechikafu chinogona kuve chakanyatso kudzorwa.
Cosmetic indasitiri: Hpmc, seyekuita uye stabilizer mune cosmetics, inogona kuvandudza kugadzirwa kwechigadzirwa, kuzviripa fluidity yakakodzera uye kunzwa kwakanaka. Hunhu hwayo viscosity dzine hunhu hwakakosha pane iyo mushandisi ruzivo rwezvigadzirwa zvakadai semakiromita, Gels, uye Shampoos.
Hunhu hweviscosity ofHpc Mhinduro dzemukati dzinokanganiswa nezvinhu zvakawanda zvakadai sekusungwa, tembiricha, shear rate, ph kukosha, uye moleky chimiro. Nekugadzirisa zvinhu izvi, kuita kwekushandisa kweHPMC kunogona kugadzirwa kuti usangane nezvinodiwa zvemaindasitiri akasiyana ezvivakwa zvaro. In-depth research on the viscosity characteristics of HPMC aqueous solutions not only helps to understand its basic properties, but also provides theoretical guidance for its application in actual production.
Kutumira Nguva: Jan-16-2025