1. Viscosity Control
High-viscosityhydroxypropyl methylcellulosehaigone kuburitsa cellulose yakakwira chete nekutsvaira nekutsiva nenitrogen. Nekudaro, kana chimbo chekuyeresa okisijeni chinogona kuiswa muketero, kugadzirwa kwe viscosity kunogona kudzorwa zvekugadzira.
2. Kushandisa associative agents
Mukuwedzera, tichifunga nezvekutsiviwa kwe nitrogen, uye panguva imwechete, kusungirirwa kwemhepo kwegadziriro yakanaka kwazvo, uye zviri nyore kwazvo kugadzira zvigadzirwa zvepamusoro-viscosity. Ehe dhigirii repolymerization yedonje rakanatswa rakakosha zvakare. Kana iyo ichiri kusashanda, iyo hydrophobic association nzira inoshandiswa, uye rudzii rweassociative agent inosarudzwa ine simba guru pakushanda kwechigadzirwa chekupedzisira.
3. Hydroxypropyl content
Iyo yakasara okisijeni mu kettle inogadzirisa inoita kuti cellulose iderere uye huremu hwemamorekuru hunoderedzwa, asi okisijeni yakasara ishoma. Chero bedzi mamorekuru akaputsika akabatanidzwa zvakare, hazvina kuoma kuita yakakwirira viscosity. Nekudaro, mwero wekuzara kwemvura unoenderana zvakanyanya nezviri muhydroxypropyl, mamwe mafekitori anongoda kudzikisa mutengo nemutengo, uye haadi kuwedzera zvirimo muhydroxypropyl, saka mhando haigone kusvika padanho rezvigadzirwa zvakafanana.
4. Zvimwe zvinhu
Chiyero chekuchengetedza mvura kwechigadzirwa chine hukama hukuru nehydroxypropyl, asi kune iyo yese maitiro maitiro, inotaridzawo huwandu hwayo hwekuchengetedza mvura, mhedzisiro yealkalization, chiyero chemethyl chloride uye propylene oxide, kusangana kwealkali nemvura. Chiyero nekotoni yakanatswa inosarudza kushanda kwechigadzirwa.
Nguva yekutumira: Kubvumbi-25-2024