Focus on Cellulose ethers

Nā waiwai o ka Methyl Cellulose

Nā waiwai o ka Methyl Cellulose

ʻO ka Methyl cellulose (MC) he cellulose ether i loaʻa ka nui o nā noi i nā ʻoihana like ʻole, me ka meaʻai, nā lāʻau lapaʻau, a me ke kūkulu ʻana.Aia kekahi o nā waiwai o MC:

  1. Solubility: Hiki ke hoʻoheheʻe ʻia ka MC i ka wai a hiki ke hana i kahi hopena maʻemaʻe a paʻa i ka wela lumi.Hiki ke hoʻoheheʻe ʻia i loko o kekahi mau mea hoʻoheheʻe kūlohelohe, e like me ka ethanol a me ka methanol.
  2. Viscosity: ʻO ka viscosity o nā hoʻonā MC e hilinaʻi ʻia i nā kumu he nui, me ke ʻano o ka hoʻololi ʻana, ke kaumaha molekala, a me ka neʻe ʻana o ka hopena MC.Hōʻike nā haʻina MC i ke ʻano kahe kahe ʻole o Newtonian, ʻo ia hoʻi ka loli ʻana o ka viscosity me ka shear rate.
  3. Hana kiʻiʻoniʻoni: Hiki i ka MC ke hana i kahi kiʻiʻoniʻoni ke hoʻoheheʻe ʻia i ka wai a maloʻo.ʻO ke kiʻiʻoniʻoni i hoʻokumu ʻia e MC he maʻalahi, akaka, a he mau mea pale maikaʻi.
  4. ʻO ke kūpaʻa wela: He kūpaʻa wela maikaʻi ka MC a hiki ke pale i nā mahana a hiki i 200 ° C me ka ʻole o ka hōʻino nui.
  5. Hoʻohālikelike: Ua kūpono ʻo MC me nā mea ʻē aʻe he nui, me nā cellulose ethers, starch, a me nā protein.
  6. Hydrophilicity: He hydrophilic nui ka MC, ʻo ia hoʻi he pili ikaika i ka wai.Hoʻohana ʻia kēia waiwai i ka MC i nā mea hoʻohālikelike kahi mea nui e mālama ai i ka wai, e like me ka meaʻai a me nā huahana mālama pilikino.

ʻO ka holoʻokoʻa, ʻo nā waiwai o MC e lilo ia i mea maʻalahi i hiki ke hoʻohana ʻia i nā noi like ʻole.


Ka manawa hoʻouna: Mar-21-2023
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