HydroxyPropyl methylcellose ndeye isiri-ionic cellulose ether yakagadziriswa kubva kukotoni yakanatswa kuburikidza neyekutevedzana kwemakemikari maitiro. Icho chisinganzwisisike, chisiri chepfu chena chowdery chinhu chinopinza mumvura uye zvipo zvakajeka kana zvishoma zvishoma Cloudy Colodal Solution. Iyo ine maitiro ekuremerwa, kudziviswa kwemvura uye kuri nyore kuvaka. Mhinduro yekumusoro ye hydroxyprupyl methylcellose hpmc iri yakagadzikana muhuwandu hweHP3.0-10.0, uye kana iri isingasviki 3 kana yakakura kupfuura gumi, iyo yekuvhara inodarika gumi, iyo ichave yakaderedzwa kwazvo.
Basa guru reHydroxyPropyl methylcellose muCominta Dope uye Putty Powa Kuchengetwa kwemvura uye kurerutsa, izvo zvinogona kuvandudza zvinobudirira kabhejeni uye sag kuramba zvinhu.
Zvinhu zvakadai sekupisa uye kumhanya kwemhepo kuchakanganisa huwandu hwekunyoroveswa mumutete, zvimwe zvigadzirwa, saka mumvura mwaka, iyo mamiriro emvura ine huwandu hwakawedzerwa hwemaseru huchave hwakawedzerwawo huchave nemamwe misiyano. Mukuvaka chaiko, iyo mvura yekuchengetwa kwemvura yeiyo slurry inogona kugadziridzwa nekuwedzera kana kuderedza huwandu hweHPMC yakawedzerwa. Kuchengetwa kwemvura kwehydroxypropyl methylcellose hpmc pakupisa kwakanyanya chiratidzo chakakosha kusiyanisa mhando yeHPMC. Yakanakisa HPMC inogona kugadzirisa zvinobudirira dambudziko rekuchengetwa kwemvura pasi pemamiriro ekunze ekushisa. Mumwaka yakaoma nenzvimbo dzine tembiricha yakanyanya uye yakakwira mhepo kumhanya, inodikanwa kuti ishandise yakakwirira-mhando HPMC yekuvandudza iyo yekuchengetedza mvura yekuchengetedza kwemvura yeiyo slurry.
Naizvozvo, mukupisa kwezhizha kwezhizha, kuitira kuti uwedzere mari yekuchengetwa kwemvura, zvakakwanira huwandu hweHPMC maererano neyemhando yepamusoro, zvikasadaro pachave nematambudziko emhando dzakakwana senge hydaration, yakaderedzwa simba, kupaza , kukwenya uye kudeura kwakakonzerwa nekuomarara kwakanyanya, uye panguva imwe chetewo kwakawedzerawo kuoma kwekuvaka kwevashandi. Sezvo tembiricha madonhwe, huwandu hweHPMC yakawedzerwa inogona kuderedzwa zvishoma nezvishoma, uye iyo imwecheteyo mvura yekuchengetedza inogona kuwanikwa.
Mukugadzirwa kwezvinhu zvekuvakisa, hydroxyprupyl methylcellose ndeye yakakosha dia. Mushure mekuwedzera HPMC, zvinotevera zvivakwa zvinogona kuvandudzwa:
1. Kuchengeta mvura
2. Kunamatira: Nekuda kweiyo yakavandudzwa plasticity yemutya, inogona nani bond substrate uye nehampu.
3. Anti-sagging: Nekuda kwekukanganisa kwayo, inogona kudzivirira kutsvedza kwemotokari uye kuomerera panguva yekuvaka.
4. Kubata
Kutumira Nguva: Kubvumbi-12-2023