ʻO ka hopena o ka cellouse eter
Nā Naloʻohe hui o ka huiʻana o nā polymers he nui i hoʻohana pinepineʻia ma nāʻano hana likeʻole no ko lākou mau waiwai nui. Hoʻomaka me kahi hoʻomakaʻana i nā leka uila a me kā lākou pepa i kauʻia ma hope o ko lākou mau wahi i hele ai i keʻano o ka wai ma hope o keʻano o ka wai. ʻO nāʻano likeʻole o nā nahesa e kūkākūkāʻia, me nā cellulouse cellulouse, hydroxythol cellulouse ʻO nā noi o ka nalo o ka collouse i nāʻoihana e like me ke kūkuluʻana,ʻoihana, nā mea mālama pilikino. ʻO ka hopena, ke koʻikoʻi o ka National Pāpiʻi ma nā hana o ke Hana Hou, me ka manawa e hiki mai ana me nā mea mua iā Celcoulse Ether ether Ether.
Hōʻike nā makuahine i ka papa o nā polyms i loaʻa mai ke cellomse, he bioloutous biopointmer i loaʻa i nā pā lāʻau. Me nā waiwai pilikino koʻikoʻi, e hoʻohana nuiʻia nā keiki ma nāʻano likeʻole i nāʻoihana likeʻole,ʻo ka nui no ko lākou hopena nui. ʻO ka hiki ke hoʻonui i nā mea e hoʻonui ai i ka viscosity a hoʻomaikaʻi i nā waiwai Rheological e hana i nā mea noi i nā mea kūʻai aku i nā mea hana
1.structural waiwai o nā makuahine cellulose
Ma mua o ka hoʻohemoʻana i ka hopena o ka'ōpū o nā nahesa, he mea nui ia e hoʻomaopopo i ko lākou mau kumuwaiwai. ʻO nā leka uila e hoʻopiliʻia ma o ka hoʻololiʻana i keʻano o keʻano o ka chemikina o ka cellouse,ʻoi aku ka nui o nā hana ithifification. ʻO nā hui hydroxyl Ke alakaʻi nei kēia hoʻololi i nā hoʻololi i keʻano molecular a me nā waiwai o ka cellulose, ke hāʻawiʻana i nā hiʻohiʻonaʻokoʻa i nā'aloʻano.
Hoʻomaopopo ka hoʻololiʻana i nā mea hana i loko o nā modulouse e pili ana i kā lākou stobublility, rheological, a me nā waiwai nui. ʻO ke kiʻekiʻe o ka hoʻololiʻana (DS) ʻOi aku ka nui o nā cs maʻamau me ka hoʻonuiʻiaʻana a me ka maikaʻi o ka hana.
2.Echinces o ka hopena thickey
Ua hōʻikeʻia ka hopena shuckeding e cellulose e nā mea i loaʻa mai ko lākou huiʻana me nā molele wai wai. Ke weheʻia i loko o ka wai, cellulose evergong i lalo o ka hydration Ke alakaʻi nei kēia kaʻina hana hydration i keʻano o nā'āpana cellouse eter a me keʻano o ka hoʻonohonohoʻana o kahiʻoihanaʻoihanaʻekolu.
ʻO keʻano o ka makemake o nā kaulahao cellulose eter a me ka hoʻokumuʻana o ka hydrogen bonds i waena o nā molymer ma waena o ka hoʻonuiʻana i ka polymer Eia kekahi,ʻoi aku ka hopena o ka electrostatic ma waena o nā hui i hoʻopiʻiʻia e ka paleʻana i ka paleʻana i nā kaulahao plyomer
ʻO keʻano o ka rheological o nā hopena eter eter ether e like me nā mea e like me keʻano o ka polymer, ke kiʻekiʻe o keʻano, a me ke kaupaonaʻana. Ma nā haʻahaʻa haʻahaʻa, eter nā Solut Solubit exhibit Exhibit Newtonian Survey, kahi e hōʻike ana i nā mea kiʻekiʻe ma lalo o ka hōʻehaʻana o Polyoplation
3.Fesps o nā makuahine
ʻO nā leka uila e hoʻopili ai i nā mea e hoʻopili ai i kahi o nā derivatives o nā derivatives e hāʻawi ana i nā waiwai kiko'ī kūpono no nā noi likeʻole. ʻO kekahi mauʻano maʻamau maʻamau o nā mea e pili ana i nā nūpepa e pili ana:
ʻO Mathyl Cellulouse (MC): Materyl Cellulouse e loaʻa e ka ethelification o nā hui me Mithyl. Hoʻopiliʻia ia i ka wai anuanu a me nā puka transparent, nā hopena o nā snocomus. ʻO ka hōʻikeʻanaʻo MC Hōʻike i nā mea hou e pili ana i nā waiwai o ka wai a hoʻohana pinepineʻiaʻo ia me he mea nui ma ke kūkuluʻana i nā mea kūkulu kūkuluʻana, nā lole, a me nā huahana meaʻai.
Hydroxyethyl cellulouse (hec)
zed e ka hoʻolahaʻana i nā hui hydryythyl He meaʻalaʻia ma ke anuanu a me ka wai wela a hōʻike i ka hana pseudoplastic. Ua hoʻohana nuiʻiaʻo Hec i nā hana lāʻau lapaʻau, nā huahana mālama pilikino, a ma keʻano he skickener i nā kiʻi hope.
ʻO HydroxyproopylLell Cellulouse (HPC): Ua hoʻomākaukauʻiaʻo HydroxyPyl Cellulouse e ka ethefifice o Cellulose me nā hui hydroxyproopyl. He meaʻalaʻia ma ka nui o nā paʻu o nā mea e pili ana, me ka wai, waiʻona, a me nā mea kūlohelohe. Ua hana pinepineʻiaʻo HPC ma keʻano he shuckener, binder, a me nā kiʻiʻoniʻoni-hana i loko o nā hale kūʻai, nā mea kanu, a me nā kapa.
ʻO CarboxyMethyl cellulouse (cmc) He mea nui loa ia i ka wai a me nā palapala hōʻike viscous i nā'ōnaehana pseudoplastic maikaʻi loa. Loaʻa iā CMC i nā noi nui i nā huahana meaʻai, nā lāʻau lapaʻau, nā kikokikona, a me ka hana pepa.
Hōʻikeʻia kēia mau mea e pili ana i nā mea e nā mea i hōʻikeʻia, nā hiʻohiʻona kūpono, a me nā hiʻohiʻona'ē aʻe, a me ke kūlike me nā noi'ē aʻe ma kēlā me kēiaʻoihana.
4.Applications o nā makuahine cellulose
ʻO nā mea iʻikeʻia i nā waiwai o nā cellure ʻO kekahi mau noi nui o nā leka uila e pili ana:
Hoʻohana nuiʻia nā mea kūʻai aku: E like me nā nahesa e like me nā hoʻohui e like me ka mea e pili ana i ka pā hale, ulu e hoʻomaikaʻi hou, a me ka amehu. Hana lākou e like me nā mea hoʻololi Rheology, pale aku i ka hoʻokaʻawaleʻana a hoʻonui i ka hana o nā huahana kūkulu.
Nā lāʻau lapaʻau eʻike ai nā mea kūʻai aku Hoʻomaʻamaʻa lākou i nā waiwai o nā pwders o nā peders, e hoʻoikaika i ka papaʻaina, a hoʻopaʻa i ka hoʻokuʻuʻana i nā mea hana ikaika.
Nā huahana meaʻai Hoʻonui lākou i nā hua'ōlelo,ʻo Viscosity, a me ka wahahee i ka hoʻomaikaʻiʻana i ka mālamaʻana i ka pale a me ka paleʻana i ka syneresis.
ʻO nā cosmetics a me ka mālama pilikino: hoʻohanaʻia nā makuahine e like me nā huahana mālama pono, nā shampoos, a me nā mea hoʻonaninani, a me nā kiʻiʻoniʻoni. Ke hāʻawi nei lākou i nā waiwai waiwai maikaʻi loa, e hoʻonui i ka huahana kūpono, a hāʻawi i kahiʻano nani, nani.
Nāʻeha a me nā kapa komo:Nā NaloʻoE lawelawe e like me RHEOOCTION MODIFIFERS i loko o nā kiʻi, nā mea hoʻonani, a me nā adsemia, hoʻomaikaʻi i ke kāohiʻana, a me ke kū'ē kiʻi. Hāʻawi lākou i ke kūpaʻa o nāʻano hana, pale i nā pā puaʻa, a hoʻonui i nā waiwai noi.
ʻO ka hopena shuckering o nā mika e pāʻani nei i kahi kūlana koʻikoʻi ma nāʻano hana likeʻole a me nā huahana huahana. ʻO kā lākou mau waiwai Rheological maʻamau, hoʻokūkū me nā mea'ē aʻe, a me ka biodegratabod e hana ai i nā koho i makemakeʻia no nā mea hana. Ke hoʻomau nei nāʻoihana i ka hana mua a me nā hopena maikaʻi loa, e pili ana i nā mea e noi ana.
Nā manawa post: APR-02-2024