Nā nahelē, e like memathylcellse (mc),hydrexypropropsl hydrolcellse (HPMC), aCarboxyMethyl cellulouse (cmc), ua hoʻohana pinepineʻia i nā noi likeʻole me nā mea lapaʻau e pili ana i nā lāʻau lapaʻau, kūkulu, a me nāʻoihana meaʻai. ʻO kekahi o nā waiwai koʻikoʻi o nā leka uila e hiki ai i ko lākou mau mea e mālama i ka wai,ʻo ia ka mea nui no kā lākou hana i kēia mau noi. Mālama ka wai wai i nā mea e noho ai ka mea i makemakeʻia i ka palapala i makemakeʻia a me nā hana maikaʻi, inā i kahi hopena i kahi maʻi, he gel, a iʻole he'āpana o kahi matrix.
1.Pinguli
ʻO ke kumu o ka ho'āʻoʻana i ka hōʻike o ka wai e helu ai i ka nui o ka wai i hiki i ka Eter Cellouse e hiki i nā kūlana kūikawā. He mea nui kēia waiwai no ka mea hiki iā ia ke hopena i ka hana hana, stability, a me ka hanaʻana o nā huahana cellouse ethers i nāʻano likeʻole.
2.Kahi Kahua
Hoʻoholoʻia ka hopena wai ma ke anaʻana o ke kaupaonaʻana o ka wai i paʻaʻia e ka cellouse eter i ka wā i hōʻikeʻia ai kahi hōʻike maʻamau. ʻO ka maʻamau,ʻo kahi kāwiliʻana o keʻano o ka cellouse e hoʻomākaukauʻia me ka wai, a laila i ka nui o ka wai wai i kālaiʻia ma lalo o ke kaomiʻana i lalo o keʻano ma lalo o ke kaomiʻana i lalo o ke kaomiʻana i lalo o keʻano ma lalo o keʻano ma lalo o keʻano ma lalo o keʻano ʻOi aku ka kiʻekiʻe o ka wai o ka wai,ʻo ka mea nui loa o ka hikiʻana o ka cellouse
3.Mea hana a me nā lako
Hōʻike Hōʻike Manaʻo:Callolseother pauku (ep, MC, HPMC, CMC)
Wai (ʻokoʻa)- e hoʻomākaukau i ka kāwili
ʻO ka wai mālama pono- kahi papa hana e mālama ai i ka wai hana maʻamau
Kaulike- e ana i ka sample a me ka wai
Nā pepa liʻiliʻi- No ka mālamaʻana i ka hoʻohālike
ʻO ka cylinder puka- No ke anaʻana i ka nui o ka wai
Kumu kumu- e pīpī i ka wai nui (eg, a me ke kāhiko pūlima a iʻole ke kaumaha)
Kauhulu- e nānā i ka manawa no ka mālamaʻana i ka wai
Thermost a iʻole incubator- E mālama i ka mahana o ka hōʻike (ma ka mahana o ka lumi, a puni 20-25 ° C)
4.Ke kaʻina hana
Ke hoʻomākaukauʻana i ka hoʻohālike:
Kaupaona i kahi nui o ka nui o ka pālolo
E kāwili i ka papa cellouse eter E hoʻomoʻi maikaʻi i ke kāwiliʻana e hōʻoia pono ai i ka paleʻana o ka lole a me ka hydration.
Aeʻae i ke kāwiliʻana i ka hydrate no kahi manawa o 30 mau minuke e hōʻoia ai i keʻano piha o ka cellouse eter.
E hoʻonohonoho i nā mea mālama mālama wai:
E hoʻomākaukau i ka mea e hoʻopili ai i ka wai e waiho ana i kahi pepa kānana i ka waihona kiʻi kiʻi a iʻole nā funnel.
Ninini i ka cellouse ether slurry i ka pepa kānana a hōʻoia i ka pālahalahaʻana.
Mālama i ka mālamaʻana:
E hoʻopili i ke kaomiʻana i ka sample a iʻole a iʻole ka hoʻohanaʻana i kahi paʻi wai-pohō. ʻO ka nui o ke kaomi e hoʻomauʻia ma nā hōʻike āpau.
Eʻae i ka'ōnaehana e huki no 5-10 mau minuke, i ka wā e hoʻokaʻawaleʻia ka wai nui mai ka slurry.
E hōʻiliʻili i ka wai kānana i loko o kahi cylinder puka.
Ke heluʻana o ka mālamaʻana i ka wai.
Ma hope o ka hoʻopauʻana o ke kaʻina hanaʻana, kaupaona i ka wai i hōʻiliʻiliʻia e hoʻoholo i ka nui o ka wai i nalowale.
E helu i ka nui o ka wai ma ka heluʻana i ka nui o nā wai manuahi mai ka nui o ka wai i hoʻohanaʻia ma kaʻano hoʻohālike.
E hoʻomaikaʻi:
Hana i ka hōʻike hōʻike ma Triplicate no kēlā me kēia cellulose eter sample e hōʻoia i nā hopena kūpono a me nā hopena hou. Hoʻohanaʻia ka waiwai o ka wai maʻamau no ka hōʻikeʻana.
5.ʻO ka ho'ākākaʻikepili
ʻO ka hopena o ka hōʻike hōʻike o ka wai e hōʻike pinepineʻia e like me ka pakeneka o ka wai i hoʻopaʻaʻia e ka helu cellouse eter. ʻO keʻano e helu ai i ka mālamaʻana o ka wai:
Ua kōkua kēiaʻano hana i ka loiloiʻana i ka wai-wai-e paʻa ana i nā makuahine ma lalo o nā kūlana i hōʻikeʻia.
6.Nāʻokoʻa ho'āʻo
ʻO kekahi mauʻano likeʻole o ka hōʻike mālama nui o ka wai:
Ka manawa e hilinaʻi ana i ka manawaI loko o kekahi mau hihia, e anaʻia ka nohoʻana o ka wai ma nā manawa likeʻole (eg, 5, 15, 15 mau minuke
Keʻano o ka mana o keʻano:E hōʻikeʻia nā hoʻokolohua ma nāʻano likeʻole i hōʻikeʻia pehea e pili ana i ka wela o ka wai i ka wai.
7.ʻO nā mea e pili ana i ka mālamaʻana i ka wai
Hiki i kekahi mau mea ke hoʻokō i ka nui o ka wai o nā nalo o nā moloulse:
Viscosity:ʻO ka makemake o Willlouse me nāʻoi aku ka nui o ka viscosity kiʻekiʻe e mālama hou i ka wai hou.
Molele mollecular:ʻOi aku ka nui o nā mea kiʻekiʻe loa molecular kiʻekiʻe loa e loaʻa i ka nui o ka wai
Pae o ke kuhina:ʻO ka hoʻololiʻana o nā kalaka lole o nā naʻoka (e like, keʻano o ka middrolation a me hydroxx hoʻohui "
Ka nānāʻana o ka celllouse ether i ke kāwiliʻana:Nā kiʻekiʻe kiʻekiʻe o ka cellouse eter i ka hopena o ka hopena o ka wai maikaʻi.
8.Nā papaʻaina: Hōʻike i nā hopena
ʻAno hoʻohālike | Ka wai mua (ml) | Ka wai i hōʻiliʻiliʻia (ml) | Ka wai wai (%) |
Mathylcellse (mc) | 100 | 70 | 30% |
Hydrexypropropsl hydrolcellse (HPMC) | 100 | 65 | 35% |
CarboxyMethyl cellulouse (cmc) | 100 | 55 | 45% |
He Kiaulu Min | 100 | 60 | 40% |
I kēiaʻano hoʻohālike, e hōʻike ana nā mea hōʻoia o ka wai i ka carboxymoyl cellulouse
ʻO ka hōʻike mālama o ka wai no nā leka uila e pono ai keʻano o ka mana o ka wai e pono ai e ana i ka hiki ke hoʻopaʻa i ka wai. Kōkua nā hopena i ka hoʻoholoʻana i ka kūpono o ke kūponoʻana no nā noi kūikawā, e like me nāʻanoʻoihana nui. Ma ka hoʻoponoponoʻana i nā kaʻina hana hoʻokolohua, hiki i nā mea hana ke hōʻoia i ka hana kūlike o kā lākou huahana collulose a hāʻawi i nāʻikepili pono no ka hoʻomohala huahana.
Post Time: Feb-19-2025