ʻO ka cellulouse he polysacranches submose i hoʻopiliʻia i nā hui glucose e pili ana i nā hui glucose e pili ana iā β-1,4-glycosidinic. ʻO ia ka mea nui o nā pā hale kanu a hāʻawi i nā mea kanu paʻa i ke kākoʻo ikaika a me ka paʻakikī. Ma muli o ka lōʻihi o ke kaulahao cellouse lōʻihi a me keʻano kiʻekiʻe, he ikaika a me ka insolutionness.
(1) nā waiwai o ka cellulose a paʻakikī i ka hōʻehaʻana
ʻO Cellulose he mau waiwai e like me ka paʻakikī e pilikia ai i ka dissolve:
ʻO ka Crystallinity High Crystallinity:ʻO nā celllouse molecular nā kaulahao i hana i kahi papa lāʻau paʻa ma o ka hydrogen bonds a me Van des Wals.
Kiʻekiʻe kiʻekiʻe o ka Polyhization:ʻO ke kiʻekiʻe o ka Polyhirasization (ʻo ia ka lōʻihi o ka molena molena) e piʻi ana i nā koena o ka molelule.
ʻO Hydrogen Bond Pūnaewele: Ua pālahalaha loa nā pahu Hydrogen ma waena o nā kaulahao Molecular, he paʻakikī e lukuʻia e nā hale kūʻai nui.
(2) mau hana e hoʻokaʻawale i nā cellolse
I kēia manawa,ʻo nā mea hou eʻike pono ai e hiki ke hoʻokaʻawale i ka cellulose e komo i nā papa aʻe:
1.
ʻO ka waiʻona i loko o nā wai wai i hoʻohuiʻia i nā ciations organic a me nā organic a iʻole nā mea hana haʻahaʻa, maʻamau me ka haʻahaʻa kiʻekiʻe a me ke kiʻekiʻe kiʻekiʻe. Hiki i kekahi mau mea i loko o ke cellolse cellulouse, aʻo ka mīkini kumu nui e wāwahi i nā mea hoʻonaninani hydroge ma waena o nā kaulahao collulose. Nā waihoʻoloo maʻamau e pili ana i ka cellulve celluluse e pili ana:
1-Butyl-3-ʻO Othtyhidazlium Chloride ([bmim] cl)
1-Estll-3-ethylidazlium actetate ([Emim] [ac] [ac])
2.
ʻO ka hopena oxidant e like me keʻano o ka hopena o ka diethylamine (DA) a me ke kāleka coproide i kapaʻiaʻo [CU (II E luku ana ia i keʻano o ka crystal i ka cellouse ma o ka oxidation a me ka hydrogen i ka wā e hana ai i ka colter collut molebular chalecular
3
ʻO ka licl-dmac (lithium chlorided chloride-dimenthylacetamide) ka'ōnaehana o nāʻano hana maʻamau no ka hoʻopauʻana i nāʻano maʻamau. Hiki i ka licl ke hana i kahi hoʻokūkū no nā bondrogen bonds, i ka lukuʻana i ka molowa paʻa ma waena o ka cellroge molecules colleculas.
4. Hydrochloric acid / zinc chrlode sfree
ʻO ka snod hydrochloric Acid / Zinc chrlode spell kahi mea i loaʻa mua i hiki ke hoʻopau i ka cellulose. Hiki iā ia ke hōʻole i ka cellulose ma ka hanaʻana i kahi hopena hoʻonohonoho ma waena o Zinc chloride a me nā collupur molecular, a me ka hydrochlopric e luku ana i nā mololula hydrose. Eia nō naʻe,ʻo kēia hopena e hoʻoponopono nui ana i kēia mau mea hana a kaupalenaʻia i nā noi kūpono.
5
ʻO nā Enzymelika Firbrinustic (e like me nā cellulases) dissolve cellulose e catalyzing i ka decouposing a me nā monosischarties liʻiliʻi. ʻO kēiaʻano hana he nui o nā noi e pili ana i nā mahina o Biodegradation a me Biomass e hoʻololi nei, akā ua hoʻokōʻia ma o keʻano o ka biotalysis.
(3) Mechanism o ka weheʻana o ka cellouse
ʻO nā mea hou e like me nā mea hana likeʻole no ka hoʻokaʻawaleʻana i nā cellulose, akā ma ka laulā hiki iā lākou ke hoʻohuiʻia i nā mechamnismsʻelua.
Ka lukuʻana i nā boddrogen bonders: e luku ana i nā pale hydrogen ma waena o nā kaulahao collulose ma waena o keʻano o keʻano hoʻokūkū inoa.
ʻO ka hoʻomahaʻana o Molecular Chain
(4) Nā noi noi kūpono o ka cellolution cellouse
He mau noi nui nā noiʻana o Willounder i nā noi he nui ma nā mahina he nui:
ʻO ka hoʻomākaukauʻana i nā dellilose cellouse
ʻO nā mea pili e pili ana i nā kumuwaiwai: e hoʻohana ana i nā cellulose cellulose, cellulose nanifbers, hiki ke mākaukau nā membranes a me nā mea'ē aʻe. Loaʻa kēia mau lako i nā waiwai maikaʻi a me ka biocompatibility.
ʻO ka ikaika biomass: e ka hoʻohemoʻana a me ka hōʻoleʻana i ka cellulouse, hiki ke hoʻohuliʻia i ka hana o nā biofulul, e kōkua ana i ka hana houʻana.
ʻO ka hana cellulouse he kaʻina paʻakikī e pili ana i ka piliʻana i nā mea lapaʻau he nui a me nā mīkini kino. Ionic waihī, amino Oxitant Solutions Loaʻa i kēlā me kēia kanaka ke loaʻa i konaʻano kūʻokoʻa kūʻokoʻa kūʻokoʻa a me ka pā kula. Me ka hoʻopaʻaʻana o ka hohonu o ka kaheʻana o ka manuʻa mechanose, ua manaʻoʻia he mea kūpono hou a me ka pono o keʻano o ka collulus
Nā manawa pā: Jul-09-2024