HydyLe Cellulose (HEC) bụ ọtụtụ ihe ọtụtụ ma na-eji polymer, nke na-arụ ọrụ dị mkpa na ngwa dị iche iche na kemịkal. Osisi-polmer -smer dị na cellulose, na cellymese bụ polymer polyr dị na mgbidi osisi. Okwu mmeghe nke otu hydroxy nwere ike ịkwalite ngelite mmiri ma gbanwee akụrụngwa na kemịkal nke cellulose.
1. Okwu Mmalite na Hydyye Ethyl (HEC)
Hydroxye Ewer bụ usoro nke cellulose, na cellulose bụ polymer na-ejikọ nke glucose na nkekọ β-1,4-glycoside nkekọ. A na-eme ka ndị otu Hydroxy gosipụtara na HEC site na mmeghachi omume. Mgbasa a na - eme ka nsụgharị polymer na - enye ya ụdị njirimara pụrụ iche nke ịchọta ngwa na usoro kemịkalụ dị iche iche.
2. Ihe owuwu na njiri mara HEC
Ihe owuwu: A na-etinye hydyl otu na otu hydroxy otu ihe nke cellususe, nke na-enye hec done na-enweghị isi. Ogo nke ndochi (DS) na-anọchite ọnụ ọgụgụ dị iche iche nke otu glucose nke òtù nke ọ bụla ma na-emetụta njirimara nke polymer.
Solubality: hec nwere ike igbachapu na mmiri oyi, na-etolite onye transperent na ngwọta viscus. Ihe ndị sonyere na-emetụta ihe ndị dị ka okpomọkụ, pH na ike.
Ngalaba: Otu n'ime njiri mara nke HEC bụ ikike ịgbanwe viscosity nke ihe ngwọta. Nke a na - eme ka ọ baa uru na ụlọ ọrụ nke na - egbochi mmiri mmiri.
3. Syndhesis nke hydroxy ethyl cellulose
Mmeghachi omume dị ukwuu: njikọta nke Hec gụnyere mmeghachi omume n'etiti Celluse na Oxide na enweghị alkaline na-ahụ maka alkaline. Can nwere ike ijikwa ogo nnọchi site na idozi ọnọdụ mmeghachi omume (dịka ọnọdụ okpomọkụ, oge, na ntinye uche).
A na-adịkarị ọcha: ngwaahịa ndị ikpeazụ na-adị ọcha iji wepu adịghị ọcha na ndị na-enweghị mmasị na ndị na-adịghị mma iji hụ na njiri mara HEC.
4. Ngwa kemịkalụ
A na-eji agba na colonings: hEC eji eme ihe dị ka ihe na-eme ka mmiri sie ike na agba mmiri na mkpuchi. Ọ na-eme ka agwa ngwa ngwa ma kwalite usoro agba.
Enwere ike ịchọta ihe nlele na ngwaahịa nlekọta onwe gị: N'ihi na mmiri mmiri ya na oke njiri mara, gụnyere hec, shampoo na ude.
A na-eji ọgwụ na-emepụta ọgwụ: na-eme ọgwụ dị ka mbadamba, ihe nkiri na ndapụta viediers, mbadamba nkume, gels mpaghara ma na-achịkwa usoro nbudata ọgwụ.
Industrylọ ụlọ ọrụ na-ewu: HEC maka ihe eji eme ihe, dịka ngwa agha ciment na adhesives iji meziwanye ihe na adhesion.
5. Ọrụ na mmiri na-adọta
Pubin Toola: Tinye hea n'ime ihe nrapado iji nye ihe njiri mara ihe nrapado nke njikwa visces, nkwụsi ike na ndozi. Ọ bara uru karị na ngwa na-ekwesịghị ekwesị nke adhesives.
6. Kwalie mgbake mmanụ
A na-eji viscistose: na mmanụ ụlọ ọrụ gas na eke nke sitere na mmanụ, HEC dị ka ọgwụ viscosit maka ịkwalite mgbake mmanụ (eor). Ọ na-eme ka viscosity nke mmiri mee ihe maka injection, si otú a na-eme ka ọpụpụ mmanụ na mmiri.
7. Mmetụta gburugburu na nkwado
Ihe nrụzi Bio: A na-ahụkarị HEC na-abụ Biodegrable ma na-enyere aka ịnakwere ya. Agbanyeghị, na-adigide na mmepụta ya na-adabere n'ihe dịka cellulose na usoro nrụpụta.
8. Ihe ịma aka na echiche ga-eme n'ọdịnihu
Biocom: Ọ bụ ezie na a na-ahụkarị Hec, biocompatibility, ọ nwere ike ịrụ ọrụ ahụike na ngwa, karịsịa n'ọhịa ọgwụ, ka bụ ubi nyocha.
Green Green: Mgbalị na-elekwasị anya na mmepe nke ụzọ ndị ọzọ gbasara ebe obibi na-enwe mmekọrịta iji belata mmetụta gburugburu ebe obibi nke imepụta ya.
Hydroxyeyl cellulose na-arụ ọrụ dị iche iche na ngwa kemịkalụ dị iche iche, na-enye ngwakọta mmiri pụrụ iche - mgbanwe mgbanwe na ọnọdụ viscosite. Mmetụta ya dị ka agba, ihe ịchọ mma, ọgwụ, adhesives na mgbake mmanụ. Na-aga n'ihu nke nyocha, ọdịdị nke ngwa ya na ngwa ya na-apụta ike ịgbasawanye, si otú a na-aga n'ihu na mkpa ndị ahụ.
Athdy Cellulose na-egosi mkpa na ngalaba nke polymer chọrọ na nzukọ ndị dịgasị kemịkal nke ụlọ ọrụ kemịkalụ kemịkalụ nke na-adabere na ihe ndị na-adabere na-arụ ọrụ kachasị mma iji nweta arụmọrụ kachasị mma.
Oge post: Feb-19-2025