Zvinonyungudutsa zvine basa guru mukugadzirwa nekugadzirisa mapolymer akadai se ethyl cellulose (EC). Ethyl cellulose ipolymer inoshandiswa zvakasiyana-siyana inobva ku cellulose, polymer yechisikigo inowanikwa mumadziro emasero emiti. Inowanzoshandiswa mumaindasitiri akasiyana-siyana akadai semishonga, machira, manamatisi, uye chikafu.
Pakusarudza zvinonyungudutsa zve ethyl cellulose, zvinhu zvakawanda zvinofanirwa kutariswa, zvinosanganisira kunyunguduka, kusimba, kusagadzikana, chepfu, uye kukanganisa nharaunda. Kusarudzwa kwezvinonyungudutsa kunogona kukanganisa zvakanyanya hunhu hwechigadzirwa chekupedzisira.
Ethanol: Ethanol ndeimwe yezvinonyungudutsa zvinonyanya kushandiswa pa ethyl cellulose. Inowanikwa zviri nyore, isingadhuri zvakanyanya, uye ine kunyunguduka kwakanaka kwe ethyl cellulose. Ethanol inoshandiswa zvakanyanya mumishonga yekugadzira machira, mafirimu, uye matrices.
Isopropanol (IPA): Isopropanol imwe solvent inozivikanwa ye ethyl cellulose. Ine mabhenefiti akafanana ne ethanol asi inogona kupa hunhu huri nani hwekugadzira firimu uye kusagadzikana kwakanyanya, zvichiita kuti ive yakakodzera kushandiswa kunoda nguva yekuoma nekukurumidza.
Methanol: Methanol chinhu chinonyungudutsa chepolar chinogona kunyungudutsa ethyl cellulose zvinobudirira. Zvisinei, hachiwanzo shandiswa zvakanyanya nekuda kwehupfu hwayo hwakanyanya kana tichienzanisa neethanol neisopropanol. Methanol inonyanya kushandiswa mumabasa akasiyana-siyana apo hunhu hwayo hwakakosha hunodiwa.
Acetone: Acetone chinhu chinonyunguduka chine simba rekunyunguduka zvakanaka mu ethyl cellulose. Chinowanzoshandiswa mumaindasitiri pakugadzira machira, manamati, uye inki. Zvisinei, acetone inogona kutsva zvakanyanya uye inogona kukonzera njodzi dzekuchengetedza kana ikasabatwa nemazvo.
Toluene: Toluene chinhu chinoshandiswa mupurasitiki chinoratidza kunyungudika kwakanaka kwe ethyl cellulose. Chinowanzoshandiswa muindasitiri yekupenda nekunamira nekuda kwekugona kwayo kunyungudutsa mapolymer akasiyana-siyana, kusanganisira ethyl cellulose. Zvisinei, toluene ine matambudziko ehutano nezvakatipoteredza ane chekuita nekushandiswa kwayo, kusanganisira chepfu uye kusagadzikana.
Xylene: Xylene imwe solvent isiri polar inogona kunyungudutsa ethyl cellulose zvinobudirira. Inowanzo shandiswa pamwe chete nezvimwe solvent kugadzirisa kunyunguduka uye kusimba kwemushonga. Kufanana netoluene, xylene inokonzera njodzi dzehutano nedzezvakatipoteredza uye inoda kubatwa nokungwarira.
Zvinonyungudutsa zvine Chloroform (semuenzaniso, Chloroform, Dichloromethane): Zvinonyungudutsa zvine Chloroform zvakaita se chloroform ne dichloromethane zvinoshanda zvikuru mukunyungudutsa ethyl cellulose. Zvisinei, zvine chekuita nenjodzi huru dzehutano nedzenharaunda, kusanganisira chepfu uye kugara kwenguva refu kwezvakatipoteredza. Nekuda kweizvi, kushandiswa kwazvo kwaderera nekuda kwezvimwe zvakachengeteka.
Ethyl Acetate: Ethyl acetate chinhu chinonyungudutsa chepolar chinogona kunyungudutsa ethyl cellulose kusvika pamwero wakati. Chinowanzoshandiswa mumabasa ehunyanzvi apo hunhu hwacho hwakakosha hunodiwa, senge mukugadzira mamwe mafomu emishonga uye machira akakosha.
Propylene Glycol Monomethyl Ether (PGME): PGME chinhu chinonyungudutsa chepolar chinoratidza kunyunguduka kuri pakati nepakati kwe ethyl cellulose. Chinowanzo shandiswa pamwe chete nezvimwe zvinonyungudutsa kuti chiwedzere kunyunguduka uye hunhu hwekugadzira firimu. PGME inowanzoshandiswa mukugadzira machira, inki, uye zvinonamira.
Propylene Carbonate: Propylene carbonate chinhu chinonyungudutsa chepolar chine kunyunguduka kwakanaka kwe ethyl cellulose. Chinowanzoshandiswa mumabasa akasiyana-siyana apo hunhu hwacho, hwakadai sekusagadzikana kwakanyanya uye kufashaira kwakanyanya, zvinobatsira.
Dimethyl Sulfoxide (DMSO): DMSO chinhu chinonyungudutsa che polar aprotic chinogona kunyungudutsa ethyl cellulose kusvika pamwero wakati. Chinowanzoshandiswa mumishonga nekuda kwekugona kwayo kunyungudutsa mishonga yakasiyana-siyana. Zvisinei, DMSO inogona kusawirirana nezvimwe zvinhu uye inogona kuva nezviratidzo zvekutsamwisa ganda.
N-Methyl-2-pyrrolidone (NMP): NMP chinhu chinonyungudutsa che polar chine kunyunguduka kwakanyanya kwe ethyl cellulose. Chinowanzoshandiswa mumabasa akasiyana siyana apo hunhu hwacho hwakadai sekufashaira kwakanyanya uye chepfu shoma, hunodiwa.
Tetrahydrofuran (THF): THF chinhu chinonyungudutsa chepolar chinoratidza kunyunguduka kwakanaka kwe ethyl cellulose. Chinowanzoshandiswa murabhoritari pakunyunguduka kwema polymers uye se reaction solvent. Zvisinei, THF inobvira zvakanyanya uye inokonzera njodzi dzekuchengetedza kana ikasabatwa nemazvo.
Dioxane: Dioxane chinhu chinonyungudutsa che polar chinogona kunyungudutsa ethyl cellulose kusvika pamwero wakati. Inowanzoshandiswa mumabasa akasiyana-siyana apo hunhu hwayo, hwakadai sekupisa kwakanyanya uye chepfu shoma, zvinobatsira.
Benzene: Benzene chinhu chinodzivirira mvura chinoratidza kunyungudika kwakanaka kwe ethyl cellulose. Zvisinei, nekuda kwehupfu hwayo hwakawanda uye kenza, kushandiswa kwayo kwakamiswa zvakanyanya nekuda kwezvimwe zvinhu zvakachengeteka.
Methyl Ethyl Ketone (MEK): MEK chinhu chinonyungudutsa chepolar chine kunyungudika kwakanaka kwe ethyl cellulose. Chinowanzoshandiswa mumaindasitiri pakugadzira machira, manamati, uye inki. Zvisinei, MEK inogona kutsva zvakanyanya uye inogona kukonzera njodzi dzekuchengetedza kana ikasabatwa nemazvo.
Cyclohexanone: Cyclohexanone chinhu chinonyungudutsa che polar chinogona kunyungudutsa ethyl cellulose kusvika pamwero wakati. Chinowanzoshandiswa mumabasa akasiyana-siyana apo hunhu hwacho, hwakadai sekupisa kwakanyanya uye chepfu shoma, hunodiwa.
Ethyl Lactate: Ethyl lactate chinhu chinonyunguduka chinobva muzvinhu zvinogona kushandiswazve. Chinonyunguduka zvine mwero mu ethyl cellulose uye chinowanzoshandiswa mumabasa akasiyana-siyana apo huturu hwacho hushoma uye kuora kwahwo kuri kubatsira.
Diethyl Ether: Diethyl ether chinhu chisiri chepolar chinogona kunyungudutsa ethyl cellulose kusvika pamwero wakati. Zvisinei, chinoshanduka-shanduka uye chinobvira, zvichikonzera njodzi dzekuchengetedza kana chikasabatwa nemazvo. Diethyl ether inowanzoshandiswa murabhoritari yekunyungudutsa mapolymers uye se reaction solvent.
Ether yePetroleum: Ether yePetroleum chinhu chinobva muzvikamu zvepetroleum. Chine kunyungudika kushoma kwe ethyl cellulose uye chinonyanya kushandiswa mumabasa akasiyana-siyana kana hunhu hwayo hwakakosha.
Kune mhando dzakasiyana dzezvinonyungudutsa zviripo zvekunyungudutsa ethyl cellulose, chimwe nechimwe chine zvakanakira nezvachinogumira. Kusarudzwa kwezvinonyungudutsa kunoenderana nezvinhu zvakasiyana-siyana, kusanganisira zvinodiwa pakunyunguduka, mamiriro ekugadzirisa, kufunga nezvekuchengetedza, uye kunetseka nezvezvakatipoteredza. Zvakakosha kunyatsoongorora zvinhu izvi uye kusarudza zvinonyungudutsa zvakakodzera pakushandiswa kwega kwega kuti uwane mhedzisiro yakanaka uku uchivimbisa kuchengetedzeka uye kugara kwenguva refu kwezvakatipoteredza.
Nguva yekutumira: Kurume-06-2024