nhau

Hydroxypropyl Methyl Celluloseisiri-ioniccellulose etheryakagadzirwa kubva mukotoni yakanatswa uye inogadziriswa kuburikidza nenhevedzano yemakemikari maitiro.Icho chinhu chisina kunhuwa, chisina chepfu chichena chehupfu chinonyunguduka mumvura uye chinopa colloidal mhinduro yakajeka kana zvishoma makore.Iine maitiro ekukora,kuchengetedza mvurauye nyore kuvaka.HPMCaqueous solution inenge yakagadzikana muhuwandu hwepH3.0-10.0, uye kana iri pasi pe3 kana kupfuura 10, viscosity ichaderedzwa zvikuru.

water retention

Basa guru reHydroxypropyl Methyl Cellulosemusimende dhaka uye putty poda ndeyekuchengeta mvura uye kukora, izvo zvinogona kunyatso kuvandudza kunamatira uye.sag resistancezvezvinhu.

Zvinhu zvakadai setembiricha uye kumhanya kwemhepo zvinokanganisa kuvhurika kwemvura muzvigadzirwa zvakaita sedhaka uye putty, saka mumwaka wakasiyana, kuchengetwa kwemvura mhedzisiro yezvigadzirwa zvine dosage yakafanana.cellulose etherichavawo nemisiyano.Muchigadzirwa chakananga, thekuchengetedza mvuraMhedzisiro yedhaka inogona kugadziriswa nekuwedzera kana kuderedza dosage yeHPMC.

Kuchengetwa kwemvura kweHPMCpakupisa kwepamusoro chiratidzo chakakosha chekusiyanisa kunaka kweHPMC.ExcellentHPMCinogona kunyatsogadzirisa dambudziko rekuchengetedza mvurapasi pemamiriro ekupisa kwepamusoro.Mumwaka wakaoma uye nzvimbo dzine tembiricha yepamusoro uye kumhanya kwemhepo, zvinodikanwa kushandisa yakakwirira-mhandoHPMCkunatsiridza kuchengetwa kwemvura kuita kwedhaka.

Naizvozvo, mukupisa-kupisa kwezhizha kuvaka, kuti uwane mhedzisiro yekuchengetedza mvura, zvinodikanwa kuwedzera-mhando yepamusoro.HPMCmaererano nefomula, kana zvisina kudaro pachava nezvinetso zvehutano zvakadai sekusakwana kwe hydration kunokonzerwa nekunyanya kukurumidza kuoma, kuderedza simba, kuputika, kuputika uye kudonha.Kunowedzerawo kuoma kwekuvaka kwevashandi.Sezvo tembiricha inoderera, iyo dosage yeHPMCinogona kuderedzwa zvishoma nezvishoma, uye zvakafananakuchengetedza mvuramhedzisiro inogona kuwanikwa.

cellulose ether (1)

Mukugadzirwa kwezvinhu zvekuvaka,Hydroxypropyl Methyl Cellulosechinhu chinowedzera chinodiwa.Mushure mekuwedzeraHPMC, zvinotevera zvivakwa zvinogona kuvandudzwa:

1. Kuchengeta mvura: Vandudzakuchengetedza mvura, chengetedza simende dhaka uye gypsum dhaka kubva pakusasimba nekutsemuka nekuda kwekukasira kuoma uye kusakwana kwemvura.

2. Kushanda: Ipurasitiki yedhaka inowedzera,kunatsiridza kushanda, uye kubudirira kwebasa kunovandudzwa.

3. Kunamatira: Nekuda kwepurasitiki yakagadziridzwa yedhaka, inogona kusungira zviri nani iyo substrate uye adherend.

4. Kutsvedza kuramba: Nekuda kwekukora kwayo, inogona kudzivirira kutsvedza kwedhaka uye inonamatira panguva yekuvaka.


Nguva yekutumira: Feb-21-2022