HPMC hydroxypropyl methyl cellulosemugadziri wefekitori mutengesi wekunze
Chii chinonyanya kushandiswa neHPMC?
HPMC inogona kukamurwa kuita: giredhi rekuvaka, giredhi rechikafu uye giredhi rekurapa nekushandiswa.
HPMC inoshandiswa zvakanyanya muzvinhu zvekuvaka, machira, maresin ekugadzira, zviumbwa zvedongo, mishonga, chikafu, machira, kurima, zvizoro, fodya nedzimwe nzvimbo.
Parizvino, huwandu hwakawanda hwemhando yekuvaka yemumba, mumhando yekuvaka, chiyero cheputty powder chakakura, inenge 90% inoshandiswa kugadzira putty powder, yasara inoshandiswa kugadzira simende neglue.
Ndezvipi zvinhu zvikuru zveHPMC?
Zvinhu zvikuru zveHPMC: donje rakanatswa, chloromethane, propylene oxide. Zvimwe zvinhu zvepakutanga zvinosanganisira, mapiritsi alkali, acid, toluene, isopropanol nezvimwewo.
- HPMC yakakamurwa kuita mhando dzakasiyana-siyana, ndedzipi musiyano uripo pakushandiswa kwayo?
HPMC inogona kukamurwa kuva mhando inonyunguduka pakarepo uye inonyunguduka pakupisa.
Zvigadzirwa zvepakarepo, mumvura inotonhora zvinopararira nekukurumidza, zvinonyangarika mumvura, panguva ino mvura haina viscosity, nekuti HPMC inongopararira mumvura, hapana kunyungudika chaiko. Anenge maminetsi maviri, viscosity yemvura inowedzera zvishoma nezvishoma, zvichiita colloid yakajeka ine viscosity. Kushandiswa kwakasiyana-siyana, muhupfu hweputty nemortar, uye glue yemvura nependi, zvinogona kushandiswa, hapana chinorambidzwa.
Zvigadzirwa zvinonyunguduka zvinopisa, mumvura inotonhora, zvinogona kuparadzirwa nekukurumidza mumvura inopisa, kunyangarika mumvura inopisa, kana tembiricha yadzikira kusvika patembiricha yakati, viscosity inooneka zvishoma nezvishoma, kusvika paumbwa colloid inoonekera yakajeka. Inogona kushandiswa chete muupfu hweputty nemortar, muglue remvura nependi, pachava nechiitiko cheboka, hachigone kushandiswa.
Ndezvipi zviratidzo zvikuru zvehunyanzvi zveHPMC?
Kuwanda kwehydroxypropyl uye viscosity, vashandisi vazhinji vane hanya neizvi zviviri index.
Huwandi hwehydroxypropyl hwakawanda, kuchengetedza mvura kazhinji kuri nani.
Kusviba, kuchengetwa kwemvura, hukama (asi kwete zvachose) zviri naniwo, uye kusviba, mumota yesimende zviri nani kushandisa imwe.
Kusviba kwakadini kwakakodzera HPMC?
Basa guru reHPMC kuchengetedza mvura, zvichiteverwa nekukora kwayo.
Upfu hweputty hunowanzo svika 100000 cps. Chero bedzi mvura ichichengetwa zvakanaka, viscosity yakaderera (70,000-80000), zvinokwanisikawo, zvechokwadi, viscosity yakakura, mvura inochengetwa zviri nani, kana viscosity inopfuura 100,000, viscosity haina simba guru pakuchengetedza mvura.
Chinodiwa muMOTAR chakareba, ZVINHU ZVINODA 150 000 kuti chive chakanaka kushandisa.
Kuisa guruu: zvinoda zvigadzirwa zvepakarepo, viscosity yakanyanya.
Nguva yekutumira: Kubvumbi-28-2024