Cov Cellulose Ethaws

Cov Cellulose Ethaws

Cov kws qhia txog cellulose yog muaj ntau pab pawg ntawm kev txhim kho ntawm chemically hloov kho ntuj, lub ntsiab tivthaiv ntawm tsob ntoo cell phab ntsa. Qhov tshwj xeeb ntawm cov cellulose ether yog txiav txim los ntawm cov kev siv tshuaj lom neeg qhia tawm rau lub cell caj qaum. Nov yog qee hom ntawm cov kev pab cuam cellulose, txhua tus nrog nws cov khoom tshwj xeeb thiab cov ntawv thov:

  1. Methyl Cellulose (MC):
    • Kev hloov kho cov tshuaj lom neeg: Lus Taw Qhia ntawm METHY GRATICL mus rau lub cellulose caj qaum.
    • Cov Khoom Siv thiab Kev Siv:
      • Dej-soluble.
      • Siv hauv cov ntaub ntawv tsim kho (Mortar, cov khoom nplaum), cov khoom noj khoom haus, thiab tshuaj noj (ntsiav tshuaj (ntsiav tshuaj (cov tshuaj ntsiav (ntsiav tshuaj (cov tshuaj ntsiav (ntsiav tshuaj (cov tshuaj ntsiav (ntsiav tshuaj (cov tshuaj ntsiav (ntsiav tshuaj (cov tshuaj ntsiav (ntsiav tshuaj (cov tshuaj ntsiav (tshuaj pleev (ntsiav tshuaj (cov tshuaj ntsiav (ntsiav tshuaj (cov tshuaj ntsiav (ntsiav tshuaj (cov tshuaj ntsiav (ntsiav tshuaj (cov tshuaj ntsiav (ntsiav tshuaj (cov tshuaj ntsiav (ntsiav tshuaj (cov tshuaj ntsiav (ntsiav tshuaj (ntsiav tshuaj (cov tshuaj pleev pob txha).
  2. Hydroxyethyl cellulose (HEC):
    • Kev hloov kho cov tshuaj lom neeg: kev qhia txog cov pab pawg hydroxyethyl mus rau lub cellulose caj qaum.
    • Cov Khoom Siv thiab Kev Siv:
      • Cov dej-soluble.
      • Feem ntau siv nyob rau hauv cov tshuaj pleev ib ce, cov khoom tu tus kheej, xim pleev xim, thiab tshuaj.
  3. HydroxyPropyyl methyl cellulose (HPMC):
    • Kev hloov kho tshuaj lom neeg: kev qhia txog cov pab pawg meydropyl thiab methyl pawg mus rau lub cellulose caj qaum.
    • Cov Khoom Siv thiab Kev Siv:
      • Dej-soluble.
      • Dav siv dav siv hauv cov ntaub ntawv tsim kho (Mortars, cov khaub ncaws), kws tshuaj, thiab khoom noj khoom haus.
  4. Carboxymethyl cellulose (CMC):
    • Kev hloov kho cov tshuaj lom neeg: Cov lus qhia ntawm Carboxymethyl pawg mus rau lub cellulose caj qaum.
    • Cov Khoom Siv thiab Kev Siv:
      • Dej-soluble.
      • Siv los ua cov tuab thiab muaj stabililizer nyob rau hauv cov zaub mov khoom, cov tshuaj, cov ntawv nyeem, thiab cov kua lim.
  5. HydroxyPropyl cellulose (HPC):
    • Kev hloov kho cov tshuaj lom neeg: kev qhia ntawm hydroxypropyl rau hauv lub cellulose caj qaum.
    • Cov Khoom Siv thiab Kev Siv:
      • Dej-soluble.
      • Feem ntau siv nyob rau hauv cov kws ua tshuaj yog cov phau ntawv, zaj duab xis ua tus neeg sawv cev, thiab tuab.
  6. Ethyl Cellulose (EC):
    • Tshuaj Kho Mob Tshuaj Siv: Cov lus qhia ntawm cov pab pawg ntawm cov pab pawg ntawm cellulose.
    • Cov Khoom Siv thiab Kev Siv:
      • Dej-insoluble.
      • Siv rau hauv cov txheej txheej, cov yeeb yaj kiab, thiab tswj-tso tawm cov kws tshuaj ntawm cov tshuaj yeeb.
  7. Hydroxyethyl Methyl Cellulose (HEMC):
    • Tshuaj Kho Mob Tshuaj Siv: Kev qhia txog cov pab pawg hydroxyethyl thiab methyl pawg mus rau lub cellulose caj qaum.
    • Cov Khoom Siv thiab Kev Siv:
      • Dej-soluble.
      • Feem ntau siv nyob rau hauv kev tsim kho cov ntaub ntawv (mortars, guts), pleev xim rau cov xim tsev, thiab tshuaj pleev ib ce.

Cov hom ntawm cov cellulose tau xaiv raws li lawv cov khoom tshwj xeeb thiab kev ua haujlwm xav tau rau ntau yam kev siv. Cov tshuaj kho mob txiav txim rau cov solubility, viscosity, thiab lwm yam kev ua tau zoo ntawm txhua qhov kev tsim kho, cov chaw muag tshuaj, khoom noj, tshuaj pleev ib ce, thiab lwm yam tshuaj pleev, thiab lwm yam.


Lub Sijhawm Post: Jan-01-2024