Nā hiʻohiʻona o CMC
ʻO ka sodium carboxymethyl cellulose (CMC) he polymer hiki ke hoʻoheheʻe ʻia i ka wai i loaʻa mai ka cellulose, he polymer kūlohelohe i loaʻa i loko o nā paia o nā mea kanu.Eia kekahi mau hiʻohiʻona nui o CMC:
- Hiki ke hoʻoheheʻe ʻia i ka wai: Hiki ke hoʻoheheʻe ʻia ka CMC i ka wai a me nā ʻano wai ʻē aʻe, e hana ana i nā ʻoluʻolu a i ʻole nā puʻupuʻu liʻiliʻi.
- Viscosity: Hiki i ka CMC ke hana i nā hāʻina viscous loa, e pili ana i ke ʻano o ka hoʻololi ʻana, ke kaumaha molekala, a me ka noʻonoʻo.Hoʻohana maʻamau ia ma ke ʻano he mānoanoa a me ka rheology modifier i nā noi like ʻole.
- Paʻa pH: Paʻa ʻo CMC ma luna o kahi ākea o nā waiwai pH, maʻamau mai ka pH 2 a hiki i ka 12. Hiki iā ia ke mālama i kona mānoanoa a me ka hoʻopaʻa ʻana i nā waiwai i loko o nā kūlana acidic, neutral, a alkaline.
- ʻIke ikaika Ionic: Hiki ke hoʻopili ʻia ka CMC e ka ikaika ionic o ka hopena.Hiki iā ia ke hana i nā gels nāwaliwali a nalowale paha kona mau waiwai mānoanoa i nā kūlana paʻakai kiʻekiʻe.
- Hygroscopicity: He hygroscopic ka CMC, ʻo ia hoʻi, hiki iā ia ke komo i ka makū mai ke kaiapuni.Hiki i kēia waiwai ke hoʻopilikia i kona lawelawe ʻana, mālama ʻana, a me ka hana ʻana i kekahi mau noi.
- Nā waiwai hana kiʻiʻoniʻoni: Hiki i ka CMC ke hana i nā kiʻiʻoniʻoni maʻalahi a maopopo ke maloʻo.Hiki ke hoʻohana ʻia ma ke ʻano he mea uhi a i ʻole kahi mea hoʻopili i nā noi like ʻole.
- Biodegradability: ʻO ka CMC hiki ke hoʻoheheʻe ʻia a me ke kaiapuni.Hiki ke hoʻohaʻahaʻa ʻia e nā enzyme i hana ʻia e nā microorganism i loko o ka lepo a i ʻole ka wai.
Ma keʻano holoʻokoʻa, ʻo ka sodium carboxymethyl cellulose he polymer versatile me ka nui o nā waiwai e pono ai i nā noi like ʻole, e like me ka meaʻai, nā lāʻau lapaʻau, mālama pilikino, a me nā huahana ʻoihana.
Ka manawa hoʻouna: Mar-21-2023