Focus on Cellulose ethers

Ka hoʻohana ʻana o ka Ethylcellulose Coating i nā Matrices Hydrophilic

Ka hoʻohana ʻana o ka Ethylcellulose Coating i nā Matrices Hydrophilic

ʻO ka Ethylcellulose (EC) kahi polymer maʻamau i hoʻohana ʻia i ka ʻoihana lāʻau lapaʻau no ka uhi ʻana i nā ʻano lāʻau lapaʻau. He polymer hydrophobic ia e hiki ke hāʻawi i kahi pale e pale i ka lāʻau mai ka makū, ka māmā, a me nā mea ʻē aʻe. Hiki i nā EC coatings ke hoʻololi i ka hoʻokuʻu ʻana o ka lāʻau mai ka hana ʻana, e like me ka hāʻawi ʻana i kahi moʻolelo hoʻokuʻu mau.

ʻO nā matrices Hydrophilic kahi ʻano o ka hoʻohua lāʻau i loaʻa i nā polymers hiki ke hoʻoheheʻe ʻia i ka wai, e like me ka hydroxypropyl methylcellulose (HPMC). Hiki ke hoʻohana ʻia kēia mau matrices e hāʻawi i ka hoʻokuʻu ʻia ʻana o ka lāʻau lapaʻau, akā hiki ke maʻalahi i ka lawe ʻana i ka wai a me ka hoʻokuʻu ʻana i ka lāʻau. No ka lanakila ʻana i kēia palena, hiki ke hoʻopili ʻia nā uhi EC i ka ʻili o ka matrix hydrophilic e hana i kahi papa pale.

Hiki i ka hoʻohana ʻana o nā EC coatings i nā matrices hydrophilic ke hāʻawi i nā pono he nui. ʻO ka mea mua, hiki i ka EC coating ke hana ma ke ʻano he mea pale e pale i ka matrix hydrophilic mai ka lawe ʻana i ka wai a me ka hoʻokuʻu ʻana i ka lāʻau. ʻO ka lua, hiki i ka EC coating ke hoʻololi i ka hoʻokuʻu ʻana o ka lāʻau mai ka hydrophilic matrix, e like me ka hāʻawi ʻana i kahi moʻolelo hoʻokuʻu mau. ʻO ka mea hope loa, hiki i ka uhi EC ke hoʻomaikaʻi i ke kūpaʻa kino o ka hoʻokumu ʻana, e like me ka pale ʻana i ka agglomeration a i ʻole ka hoʻopaʻa ʻana i nā ʻāpana.

Hiki ke hoʻokō ʻia ka hoʻohana ʻana i nā ʻāpana EC i nā matrices hydrophilic me ka hoʻohana ʻana i nā ʻano hana hoʻonaninani like ʻole, e like me ka hoʻoheheʻe ʻana, ka uhi moe wai, a i ʻole ka pani pani. ʻO ke koho ʻana o ka ʻenehana uhi e pili ana i nā mea e like me nā waiwai hoʻokumu, ka mānoanoa o ka uhi i makemake ʻia, a me ka nui o ka hana.

I ka hōʻuluʻulu manaʻo, ʻo ka hoʻohana ʻana i nā coatings EC i nā matrices hydrophilic kahi hoʻolālā maʻamau i ka ʻoihana lāʻau lapaʻau e hoʻololi i ka ʻaoʻao hoʻokuʻu a hoʻomaikaʻi i ka paʻa o nā ʻano lāʻau lapaʻau.


Ka manawa hoʻouna: Mar-21-2023
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