Kushandiswa kwehydroxypropyl methylcellulose (HPMC) seyakakora mumatope emaputty yave shanduko yemutambo weindasitiri yekuvaka.HPMC ipolymer inonyungudika nemvura ine zvakawanda zvakanaka mukusimudzira kushanda kweputty powder.Ichi chinyorwa chinotsanangura kukora kweHPMC mu putty mortars uye nei yakakosha kuindasitiri yekuvaka.
Putty poda chinhu chakakurumbira chekuvaka chinoshandiswa kutsvedzerera nzvimbo dzakaita semadziro uye sirin'i.Inogadzirwa nekusanganisa gypsum poda, talc uye mamwe mafirita nemvura.Putty powder inozivikanwawo semusanganiswa wemusanganiswa, plaster kana madhaka.Kuisa putty poda usati wapenda kana kupeta Wallpaper kwakakosha sezvo ichipa nzvimbo yakatsetseka kuti kupera kwekupedzisira kutevedzere.
Dambudziko guru neputty powder ndeyekuenderana kwayo.Inoita kunge yakatetepa uye yakaoma kushandisa nekudzora.Apa ndipo panouya HPMC. Kana yawedzerwa kune putty powders, HPMC inoita seyakakora, inonatsiridza magadzirirwo uye kuenderana kwemusanganiswa.Iyo inosimudzira kunamatira uye kubatana kwedhaka, zvichiita kuti zvive nyore kushandisa nekudzora, kuderedza marara emidziyo.
HPMC ine yakanakisa kukora zvimiro uye inokwanisa kutora huwandu hukuru hwemvura kuti igadzire chinhu chakafanana nejeli.Mhando uye kusungirirwa kweHPMC inoshandiswa inogona kuona dhigirii rekukora.HPMC zvakare inoenderana nepH, zvichireva kuti kukora kwayo kunosiyana zvichienderana ne acidity kana alkalinity yemusanganiswa.
Pamusoro pekukora, HPMC ine mamwe mabasa akakosha mumaputty powders.Inoderedza huwandu hwemvura mumusanganiswa uye inowedzera simba rechigadzirwa chakapedzwa.Iyo inoshandawo seye surfactant, inoderedza kushushikana kwepamusoro kweputty powder.Zvakare, izvi zvinoguma nekuvharika kuri nani uye kuzere kwepamusoro kuri kurapwa.
Imwe mukana wakakosha wekushandisa HPMC mune putty poda kugona kwayo kuvandudza kushanda kwemusanganiswa.HPMC ine yakanakisa rheological properties, zvinoreva kuti inogona kudzora maitiro emusanganiswa kana yaiswa.Inovimbisa kuti musanganiswa weputty unoyerera zvakanaka, unopararira zviri nyore, uye hauregi kana kudonha panguva yekushandisa.
Kune zvakare mabhenefiti ezvakatipoteredza pakushandisa HPMC mune putty poda.HPMC chinhu chinodzokororwa uye chinogona kuparara, zvinoreva kuti chinoputsika zvega mushure mekushandiswa.Izvi zvakasiyana zvachose nezvimwe zvinhu zvekugadzira zvinogona kusiya zvisaririra zvinokuvadza uye kusvibisa nharaunda.
Putty powders akagadzirwa kubva kuHPMC anowirirana mukugadzirwa uye ukobvu, zvichikonzera kutaridzika kuri nani.Inopa kutsetseka, kunyange pamusoro, kuderedza kudiwa kwekuwedzera sanding uye kuzadza.Izvi zvinoreva kuchengetedza mari uye kukurumidza kupera kwezvirongwa zvekuvaka.
Muchidimbu, HPMC chinhu chakakosha muputty powders kuti uwane inodiwa kuenderana, simba uye kushanda.Kuwedzera kwayo uye rheological zvimiro zvinoita kuti ive chinhu chakanakisa kuindasitiri yekuvaka, inovandudza kunaka kwebasa uye kugona.Sechinhu chinogona kudzokororwa uye chinogona kucheneswa, HPMC zvakare ine mabhenefiti ezvakatipoteredza.Kuwedzera kwayo kunovimbisa kutsetseka, kunyangwe kupedzwa kwepamusoro kwakakosha mune chero chirongwa chekuvaka.
Nguva yekutumira: Jul-04-2023