1. Basic Properties yeHPMC
HPMC (hydroxyprEpropyl methylcellose) is a nonitic cellulose inoshandiswa zvakanyanya mumasango akasiyana-siyana, kunyanya mumunda wekuvaka nemaindasitiri. HPMC ine yakanaka mvura solubility, kuremedza, kunamatira, kudzokorora kwemvura uye mafirimu ekuumba midziyo, izvo zvinoita kuti ive yakakosha mukuomarara kwekunamatira.
2. Thickener uye Mvura Yekutungamira Mumiriri
Imwe yemashandisirwo makuru eHPMC mumashambadzi akaita seanotenderera uye kumiremba wemvura. Nekuda kwekunaka kwayo kwemvura solubility, HPMC inogona kukurumidza kunyungudutswa mumvura uye gadzira mhinduro yepamusoro yeViscossity. Ichi chivakwa chinogonesa HPMC kuti iwedzere zvinowedzera zvevhiza yekunamatira uye kugadzirisa iyo coating uye yekuvhiringidza yekunamatira panguva yekuvaka. Uyezve, kuchengetwa kwemvura kweHPMC kunoita kuti itore kudzivirira mvura kubva mukubuda nekukurumidza panguva yekuvaka, nekudaro vachikwira nguva yakavhurika uye kuona kusungwa.
3. ADhesiveness uye Firimu Kuumbwa
Kunamatira kweHPMCimwe chikamu chakakosha mukuda kuomerera. HPMC inogona kusimudzira simba rekubatanidza rekunamatira, kunyanya kugadzira yakasimba yekubhira kusimuka kune iyo interface inosangana neiyo substrate. Uye zvakare, iyo firimu-inogadzira midziyo yeHPMC inogonesa kuumba yunifomu uye yakasviba firimu mushure mekudaira, nekudaro ichivandudza kusimba uye kugadzikana kwekuchinjika. Izvi zvivakwa zvakashandiswa zvakanyanya muzvigadzirwa zvakaita seWallpaper zvinonamira, tile anomisheni, uye huni dzehuni.
4. Kuvandudza kwekuita kwekuvaka
Mumhepo yekuvaka, HPMC haina kungovandudza zvivakwa zvechigadzirwa, asi zvinovandudzawo kuwanda kwekuvaka maitiro. Semuenzaniso, muTile anomhara uye mongwe, hpmc inogona kupa zvirinani lubricity uye anti-sagging zvivakwa, kuderedza marara mukuvakwa. Uye zvakare, kushandiswa kweHPMC kunogona zvakare kuvandudza midziyo yeAnti-inotsvedza yekunamatira, ichiva nemhedzisiro yekuita mushure mekuvaka mushure mekunge zvivakwa zvine mutsindo uye zvakanakisa.
5. Hushamwari hwezvakatipoteredza uye kuchengetedzwa
Semunhu echisimba mheremalose derivative, HPMC ine yakanaka biocomputilation uye biodergradability. Izvi zvinoita kuti ive chinhu chakanakisa chinonhuwira munharaunda yemazuva ano uine kuwedzera kwekudzivirira kwezvakatipoteredza zvinodiwa zvekudzivirira. Kuenzaniswa nedzimwe tsika yemakemikari emakemikari uye mvura inochengeta vamiririri, HPMC haina zvinhu zvine chepfu uye zvinokuvadza, zvakachengeteka kushandiswa, uye zvine simba pane zvakatipoteredza. Naizvozvo, HPMC inoshandiswa zvakanyanya mumanisheni mukuvaka, fenicha, kurongedza uye mamwe maindasitiri, achisangana neuchidziviriro yemazuva ano uye hutano.
6. Chaizvoizvo application yeHPMC mumhando dzakasiyana dzezvinoshambidza
MaAinishesvedzani: HPMC inoshandiswa zvakanyanya mumachira ekuvaka akadai sile adhesives, Wallpaper anomisheni, uye kuvaka motsi. Kuchengeta kwayo kwemvura kwakanakisa uye zvinhu zvakakora zvinogona kudzivirira kurasikirwa kwemvura mukutsiva, kunoita kuti kushamwaridzana nesimba uye hunhu hwekuvaka.
Wood Mahwindo: Muindasitiri Wood, Hpmc, seyakawedzera, inogona kuwedzera simba rekubatanidza uye kuderedza kupaza uye kurwadzisa matambudziko anokonzerwa ne glue panguva yekuoma.
Zvigadzirwa zvepepa uye kurongedza zvinoshambidza: HPMC inonyanya kushandiswa seyakavhiringidza muzvinoshambadzira muzvikamu zvepepa kuti uvandudze visikopo uye shuwa kusungwa kwepepa uye kurongedza zvinhu.
Chikafu neMishonga Yemishonga: HpMC inoshandiswawo mune zvekudya uye mishonga yedombodo sechinhu chemamwe mahwendefa emishonga uye kuomerera pakudya kwekudya, nekuda kwekuchengetedza kwaro uye kusatuka.
7. Ramangwana rekusimudzira tarisiro
Nekukura kwekuenderera kwehunyanzvi hwekunamatira, zvinodiwa pakuita zvinhu zviri kuwedzera uye zvakakwirira. Semunhu multifaunical additive, HPMC ine upfu hwakakura kushandisa tarisiro. Mune ramangwana, nekusimbiswa kwekudzivirirwa kwezvakatipoteredza uye kusimba maitiro ekuvandudza, HPMC ichave yakashandiswa zvakanyanya mumhepo yakasvibira. Mukuwedzera, nekuenderera mberi nekugadzirisa iyo molecular chimiro cheHPMC, hpmc inobva ine zvinhu zvakakosha zvinogona kuvandudzwa kuti tishandise zvinodiwa zvakasiyana-siyana zvemaindasitiri.
Iko kushanda kwakakura kweHPMC mumashambidzi kunokonzerwa nemhando yayo yakanaka kwazvo uye yemakemikari. Inogona kutamba mabasa mazhinji akadai sekuremerwa, kudzokorora kwemvura, kuumbwa kwemafirimu uye kusungwa mumanyemba akasiyana. Nekufambisira mberi kwehunyanzvi uye shanduko mumusika kudiwa kweHPMC kucharamba kuchiramba kuwedzera, kupa rutsigiro rwakasimba rwekuvandudzwa kweindasitiri yekuzvinamatira.
Kutumira Nguva: Aug-23-2020