Focus on Cellulose ethers

Zvenyama Zvimiro zveHydroxyethyl cellulose

Zvenyama Zvimiro zveHydroxyethyl cellulose

Hydroxyethyl cellulose (HEC) is nonionic water-soluble polymer iyo inowanzoshandiswa seyakakora, binder, uye stabilizer mumaindasitiri akasiyana. Heano zvimwe zvezvinhu zvemuviri zveHEC:

  1. Solubility: HEC inonyanya kunyungudika mumvura uye inoumba zvakajeka, zvigadziriswe zvinogadziriswa zvinogona kuiswa nyore nyore mukugadzirisa. Iyo solubility yeHEC inobatwa nezvinhu zvakaita se pH, tembiricha, uye ionic simba.
  2. Rheology modification: HEC inogona kuita se rheology modifier, inobatsira kudzora kuyerera uye viscosity yekuumbwa. Inogona kushandiswa kukora kana kuonda kuumbwa, zvichienderana nemhedzisiro yaunoda.
  3. Mafirimu ekugadzira zvinhu: HEC inogona kuumba yakasimba, inochinjika firimu kana yaomeswa, izvo zvinoita kuti ive yakakosha mumashandisirwo akadai semapeji, anonamira, uye mafirimu.
  4. Kugarisana: HEC inowirirana nehuwandu hwezvimwe zvinhu uye inogona kushandiswa mune zvakawanda zvakasiyana-siyana.
  5. Thermal kugadzikana: HEC yakagadzikana pakupisa kwakanyanya uye inogona kushandiswa mukugadzirisa kunoda kupisa kupisa.
  6. Kugadzikana kwemakemikari: HEC inopesana nemakemikari akawanda uye inogona kushandiswa mukugadzirisa kunoda kupikisa kune acids, alkalis, uye mamwe makemikari.
  7. Biocompatibility: HEC ndeye biocompatible uye inogona kushandiswa mumishonga uye zvimwe zvigadzirwa zvinosangana nemuviri.
  8. Shear-kuonda maitiro: HEC inoratidza shear-kuonda maitiro, izvo zvinoreva kuti viscosity yayo inoderera pasi pekuveura kushushikana. Ichi chivakwa chinogona kubatsira mukushandisa uko yakaderera viscosity inodiwa panguva yekugadziriswa asi yakakwirira viscosity inodiwa muchigadzirwa chekupedzisira.

Pakazara, izvo zvemuviri zveHEC zvinoita kuti ive chinhu chinobatsira mumaindasitiri akasiyana. Kunyungudika kwayo, rheology kugadziridzwa, firimu-kuumba zvimiro, kuenderana, kugadzikana kwemafuta, kugadzikana kwemakemikari, biocompatibility, uye shear-kutetepa maitiro anoita kuti ive chinhu chakakosha mukugadzirwa kwezvizoro, kuchengetwa kwemunhu, mishonga, chikafu, uye maindasitiri ekushandisa.


Nguva yekutumira: Mar-21-2023
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