Hydroxyethythythythythythyth Cellulose (HEC) bụ polymer na-agbanye site na cellose. A na-ejikarị ya n'ụlọ ọrụ dị iche iche, gụnyere adhosives, ebe ọ na-eje ozi dị ka onye na-eche nche, ihe omimi nke Rhielogy, na mmachi. Ike HEC iji bulie viscosity nke adhosives dị oke mkpa maka ọtụtụ ngwa, na-ejide ngwa dị mma, arụmọrụ, na ịdị ogologo nke ngwaahịa nrapado.
Njirimara nke hydroxyethythyth cellulose
A na - emepụta HEC site na imegharị seltilise na oatlene oxide n'okpuru ọnọdụ alkaline, nke na - ebute polymen nwere otu hydroxyethyl na balulose backbone. Nchikota nke dochie anya (DS) na njiri mara (MS) bu ihe di nkpa nke na - emetụta ihe ndi HEC. Ndị DS na-ezo aka na ọnụọgụ nke otu hydroxy na cellulose modecuse nke ejirila otu ihe na-egosi na ya na otu ahu na otu ahu nke athydroglustose na cellose.
Ejiri HEC gosipụtara na onye na-eso ya na mmiri, na-akpụzi ihe ngwọta doro anya na ihe ngwọta nwere ụdị viet. Ọ na-emetụta viscosity ya n'ọtụtụ ihe, gụnyere oke molecular, ịta, ọnọdụ okpomọkụ, na ph nke ihe ngwọta. Ibu molecular nke hec nwere ike ịdị ala na nke dị elu, na-enye ohere maka nhazi nke adhanives na vianity Vary na-agbanwe agbanwe.
Usoro nkwalite nke viscosisement
Hydration na Ọsọ:
HEC na-eme ka visave na-adọrọ adọrọ site na ike ya iji hydrate na-awụpụ mmiri. Mgbe etinyere HEC na usoro a na-achọsi ike, ìgwè hydroxyethy na-adọta ọtụtụ ụmụ irighiri mmiri, na-eduga na ọzịza nke polymer agbụ. Ihe a na-abawanye na-abawanye ihe ngwọta nke na-agabiga ihe ga-esi na-erupụ iche, si otú ahụ bulie viscosis ya. Oke nke ịza na nke polmer na-arụpụta na-emetụta oke na oke molecular nke hec.
Mobilertalar:
Na ngwọta, hec polymers na-agagharị site na nhazi ha ogologo. Nta a na-emepụta netwọdi nke na-egbochi mmegharị nke ọtụtụ n'ime ndọta, si otú a na-abawanye vist. Nsonaazụ dị elu molecular na-arụpụta ihe dị mkpa na ọkwa dị oke mkpa na nke vissiosity dị elu. Enwere ike ịchịkwa ogo nke intentance site na idozi polymen ịta na oke molecular nke hec eji.
Hydrogen Njikọ:
HEC nwere ike ijikọ sodrogen na molecules na ihe ndị ọzọ na usoro nhazi. Agbụ hydrogen ndị a na-atụnye ụtụ na viscosity site na ịmepụta network ndị ọzọ ahaziri n'ime ihe ngwọta. Otu Hydroxyetyyyyyyyyyyyyyyyyyyythyyyyythyl na Sallose Backbone na-eme ka ikike ịbepụta hydrogen, na-abawanye ụba vist.
Ebumnuche Shear
Omume HEA na-egosi na-egbu maramara, nke pụtara na visce ya na-ebelata n'okpuru nrụgide Seear. Ihe onwunwe a bara uru na ngwa ndị a na-arịọ maka ngwa ngwa n'ihi na ọ na-enye ohere maka ịkware mmiri (dịka ịgbasa ma ọ bụ brushing) mgbe izu ike, na-ejide arụmọrụ dị mma na nkwụsi ike. A na-ekwu na a na-eme mkpọtụ nke hec na-eme ka ọ bụrụ na ịwụnye agbụ polymer na ntụziaka nke ike etinyere, na-ebelata iguzogide ime nwa oge.
Ngwa na Nduzi ADS
Adheses sitere na mmiri:
Ejiri hec na-ejikarị ihe na-egbochi mmiri, dịka ndị ahụ maka akwụkwọ, ederede, na osisi. Ike ya na-ete ma mesie ya ike na-adabere na ọ ga-ejikọ ọnụ na mfe itinye akwụkwọ. Na mpempe akwụkwọ na nkwakọ ngwaahịa, hec na-enye ọhụụ dị mkpa maka itinye ihe na ike kwesịrị ekwesị.
Ihe na-ewu Ihe:
Na-ewu ihe, dị ka ndị eji eji tile nrụnye ma ọ bụ mkpuchi mgbidi, hec na-abawanye viscosity, imeziwanye ọrụ ọrụ na nguzogide nego. Ihe ndị dị egwu nke hec na-ahụ na nrapado na-anọ n'ọnọdụ ebe a na-etinye ya n'oge, na-enye njikọ siri ike ma na-adịgide adịgide.
Cosmetic na nlekọta onwe onye:
A na-eji HEC mee ihe na ngwaahịa nlekọta onwe ya na-achọ Njirimara Njikwa, dị ka na ntutu dị mma na ihu ihu. N'ime ngwa ndị a, hec na-enye ezigbo agbanwe na nke edo edo, na-eme ka arụmọrụ ngwaahịa na ahụmịhe onye ọrụ.
Nta nke ọgwụ:
N'ime ụlọ ọrụ ọgwụ, a na-eji HEC na Tractermal Patches na sistemụ nnyefe ọgwụ ndị ọzọ na-achịkwa vicosise dị mkpa maka ịrụ ọrụ nrapado. HEC na-adabere na oyi akwa ahụ bụ otu edobere, na-enye nnyefe ọgwụ na-agbanwe agbanwe ma na-agbaso anụ ahụ.
Ihe Na-emetụta Mmụba Ngapụta Viscosisement
Ileta:
Nta nke hec na usoro mgbaasị bụ ihe dabara na viscosity. Nnukwu ndọtị nke hec na-abawanye ụba viscosity n'ihi mmekọrịta nwoke na nwanyị polymer dị egwu na ntinye. Agbanyeghị, nnukwu ihe dị oke egwu nwere ike ibute ime na-emezi na nsogbu na nhazi.
Ibu Ilucular:
Ibu molecular nke hc bụ ihe dị mkpa iji chọpụta ọhụụ nke nrapado. Oke molular dị elu na-enye viscosity dị elu na ndọtị dị ala ma e jiri ya tụnyere ogo molecular. Nhọrọ nke oke molecular dabere na ndabara na ngwa achọrọ na ngwa achọrọ.
Okpomoku:
Ọnọdụ okpomọkụ na-emetụta viscosity hEC. Dị ka ọnọdụ okpomọkụ, viscosity na-agbadata n'ihi mbelata na njikọta hydrogen na ịmụgharị moolales. Ghọta mmekọrịta mmekọrịta ahụ dị mkpa dị mkpa maka ngwa ndị a na-ahụ maka ọnọdụ okpomọkụ.
PH:
Nke pH nke usoro ihe nrapado nwere ike imetụta viscosity nke hec. HEC bụ nkwụsi ike karịa otu pọda pọpụ, mana ọnọdụ pọpụ dị oke ọnụ nwere ike ibute mgbanwe na nhazi polymer na viscosity. Usoro a na-emegharị n'ime ezigbo pọpụ kachasị mma na arụmọrụ agbanwe agbanwe.
Uru nke iji hydroxyethyth Cellulose
Ọdịdị na-abụghị Ionic:
Ọdịdị nke Heanic na-eme ka ọ dakọtara na ọtụtụ usoro usoro ndị ọzọ, gụnyere polymen ndị ọzọ, Sustolytes. Ngụkọta a na-enye ohere maka usoro mgbasa ozi dị na ya.
Biodegrad:
A na-enweta hec site na cellulose, nke ebumpụta ụwa na mmeghari ohuru. Ọ bụ Biodegradable, na-eme ya na-ahọrọ ime gburugburu ebe obibi maka usoro nrapado. Ijikwa ya na-eto eto na-etolite ngwa ngwa na ngwaahịa mara mma.
Kwụsie ike:
HEC na-akwụsi ike na usoro nraranye, gbochie nkewa na idozi ihe ndị siri ike. Nkwụsi ike a na-eme ka ihe nrapado dị irè na ndụ nchekwa ya na ngwa.
Njirimara nke fim:
HEC na-agbanwe agbanwe na fim na-agbanwe agbanwe na ihicha, nke bara uru maka ngwa ndị chọrọ ahịrị ahịrị doro anya ma na-agbanwe agbanwe. Ngwongwo a bara uru karịsịa na ngwa ndị dịka aha na teepu.
Hydroxyethyth Cellulose na-arụ ọrụ dị oke mkpa na ịkwalite viscosis site na usoro dị ka hydrogen, njikọta hydrogen, na akparamagwa asịrị. Njirimara ya, gụnyere soldọnọ, nke na-abụghị nke ionic, biodegrability, na-eme ka ọ họọrọ maka ngwa dị iche iche. Ghọta ihe ndị na - emetụta nkwalite viscosisement, dịka ịta, molecular arọ, ọnọdụ okpomọkụ, na-enye ndị na - eme ihe iji mezuo ihe ndị a ga - eme. Dị ka ọrụ na-aga n'ihu na-achọ ihe dị iche iche na ihe ndị na-arụ ọrụ, hec ka bụ akụrụngwa bara uru na nhazi nke ngwaahịa dị elu.
Oge Post: Mee-29-2024