Masungunuke amatenga mbali yofunika kwambiri pakupanga ndi kukonza ma politymers monga ethyl cellulose (EC). Ethyl cellulose ndi polima wosiyanasiyana wochokera ku cellulose, polymer achilengedwe amapezeka m'makhola a cell. Nthawi zambiri imagwiritsidwa ntchito m'mafakitale osiyanasiyana monga mankhwala opangira mankhwala, zomata, zomata, komanso chakudya.
Mukamasankha ma solyl cellulose, zinthu zingapo zofunika kuzilingalira, kuphatikizapo kusungunuka, kuwoneka, kusazikira, ndi chilengedwe. Kusankha kwa zosungunulira kumatha kupangitsa kuti katundu womaliza ukhale womaliza.
Ethanol: Ethanol ndi amodzi mwa ogwiritsa ntchito ma cellouse. Amapezeka mosavuta, ndizotsika mtengo kwambiri, ndikuwonetsa kusandulika kwabwino kwa ethyl cellulose. Ethanol amagwiritsidwa ntchito kwambiri pakugwiritsa ntchito mankhwala opangira mankhwala pokonzekera zokutira, mafilimu, ndi matrics.
Isoppanol (IPA): Isoppanol ndi solu yotchuka ya ethyl cellulose. Zimaperekanso zabwino zofananira koma zimatha kupereka katundu wopangidwa ndi mafilimu ndi kusinthika kwakukulu, kumapangitsa kuti zikhale zoyenera kugwiritsa ntchito nthawi yopuma mwachangu.
Methanol: Methanol ndi polar yosungunuka yomwe imatha kupasulira ethy celluse moyenera. Komabe, sizogwiritsidwa ntchito kwenikweni chifukwa cha chiwopsezo chachikulu poyerekeza ndi Mowa ndi isoppanol. Methanol amagwiritsidwa ntchito makamaka pakugwiritsa ntchito mwapadera komwe malo ake amafunikira.
Acetone: Acetone ndi wosungunulira wosasunthika wa ethyl cellulose. Amagwiritsidwa ntchito pogwiritsa ntchito mafakitale ogwiritsira ntchito zochulukitsa, zomata, ndi inks. Komabe, acetone ikhoza kukhala yoyaka kwambiri ndipo imatha kuwononga ndalama ngati sinagwiritsidwe ntchito bwino.
Tulnene: Toliene ndi polaroni yopanda polar yomwe imawonetsa kusintha kwa cellulose kwa ethyl. Nthawi zambiri imagwiritsidwa ntchito potengera makampani ndi zomatira chifukwa chokhoza kusungunula ma poizoni osiyanasiyana, kuphatikizapo ethyl cellulose. Komabe, Toluene ali ndi thanzi komanso zachilengedwe zomwe zimagwirizanitsidwa ndi kugwiritsa ntchito kwake, kuphatikizapo kupweteka komanso kusazike.
Xlene: Xylene ndi malo ena omwe siwogwiritsa ntchito polar yomwe imatha kupasulira ethyl cellulose. Nthawi zambiri imagwiritsidwa ntchito kuphatikiza ndi ma sol sol osasinthika kuti asinthe solubility ndi mafayilo a yankho. Monga Toliene, Xylene imayambitsa chiopsezo cha thanzi ndi chilengedwe ndipo zimafunikira kusamalira mosamala.
Ma sol sol sol (mwachitsanzo, chloroform, dichloromethane): chlorinated solsoform monga chloroform ndi dichloromethane ndizothandiza kwambiri pakusungunula ethyl cellulose. Komabe, amagwirizanitsidwa ndi zoopsa zaumoyo ndi zachilengedwe, kuphatikizapo zoopsa komanso kulimbikira. Chifukwa cha zovuta izi, kugwiritsa ntchito kwawo kwatsika mokomera njira zina zotetezeka.
Ethyl acetate: ethyl acetate ndi polar solod yomwe imatha kupasulira ethyl cellulose pamlingo wina. Nthawi zambiri amagwiritsidwa ntchito pamapulogalamu apadera omwe mawonekedwe ake omwe amafunidwa, monga momwe amapangira mitundu ina ya mankhwala a mankhwala ndi zokutira zapadera.
Propylene glycol monomethyl ether (PGME): PGME ndi polar solvent yoonekeratu yosungunuka pang'ono ku cellolity ya ethyl. Nthawi zambiri imagwiritsidwa ntchito kuphatikiza ndi ma sol sol omwe amasintha kusungunuka komanso mawonekedwe a makanema. PGME amagwiritsidwa ntchito popanga zokutira, inks, zomata.
Propylene carbonate: Proprane carbonate ndi porncence ndi kusungunuka bwino kwa cellulose. Nthawi zambiri imagwiritsidwa ntchito m'mapulogalamu apadera omwe mawonekedwe ake omwe amapanga, monga kuwononga kotsika komanso malo ochulukirapo, ndiwopindulitsa.
Dimethyl muluxide (DMSO): DMSO ndi por porntotic yomwe imatha kupasulira ethy cellose pamlingo wina. Nthawi zambiri amagwiritsidwa ntchito pogwiritsa ntchito mankhwala osokoneza bongo chifukwa chokhoza kusunga mankhwala osiyanasiyana. Komabe, DMSO imawonetsa kusiyanasiyana ndi zinthu zina ndipo zimatha kukhala ndi khungu kupweteka khungu.
N-2 methy-2-Purrioniid (NPY): NMPA NDI MALO OGULITSIRA OSAVUTA KWAMBIRI KWA Ethyl Cellose. Nthawi zambiri amagwiritsidwa ntchito pamapulogalamu apadera omwe mawonekedwe ake, monga malo otentha kwambiri komanso pozindikira zochepa, amafunidwa.
Tetrahydroforan (thf): Thf ndi polar wosungunulira bwino kwambiri kwa cellulose ya ethyl. Nthawi zambiri amagwiritsidwa ntchito posintha labotale kuti asungunuke a ma polima komanso monga zosungunulira. Komabe, THF ili yoyaka kwambiri ndipo imabweretsa zoopsa za chitetezo ngati sizigwira ntchito moyenera.
Dioxane: Dioxane ndi polar solod yomwe imatha kupasulira ethy cellulose pamlingo wina. Nthawi zambiri amagwiritsidwa ntchito m'mapulogalamu apadera omwe amakhala kuti katundu wake, monga malo otentha kwambiri komanso pozindikira zochepa, ndiwopindulitsa.
Benzene: Benzene ndi poloroni yopanda polar yomwe imawonetsa kusandulika kwabwino kwa ethyl cellulose. Komabe, chifukwa cha kuopsa kwake ndi carcinogenicity ndi carcinogenicity, kugwiritsa ntchito kwake kwasiya kwambiri m'malo mokomera njira zina zotetezeka.
Methyl ethyl ketone (Mek): Mek) ndi polar yosungunuka ndi kusungunuka kwabwino kwa ethyl cellulose. Amagwiritsidwa ntchito pogwiritsa ntchito mafakitale ogwiritsira ntchito zochulukitsa, zomata, ndi inks. Komabe, mek imatha kukhala yoyaka kwambiri ndipo imatha kuwononga ndalama ngati sinagwiritsidwe ntchito bwino.
Cyclohexnone: Cyclohexnone ndi polar solod yomwe imatha kupasulira ethyl cellulose mpaka. Nthawi zambiri amagwiritsidwa ntchito pamapulogalamu apadera omwe mawonekedwe ake, monga malo otentha kwambiri komanso pozindikira zochepa, amafunidwa.
Ethyl lactate: ethyl lactite ndi polar solment yochokera ku zinthu zokonzanso. Imawonetsa kusasinthika mosiyanasiyana kwa cellulose ndipo imagwiritsidwa ntchito kwambiri pamapulogalamu apadera pomwe zowopsa zake zotsika komanso zopindulitsa ndizopindulitsa.
Didthyl ether: Didthyl ether ndi polar sodi yopanda polar yomwe imatha kupasulira ethy cellulose pamlingo wina. Komabe, ndizosasinthika komanso zoyaka, ndikuyika zoopsa za chitetezo ngati sizigwiritsidwa ntchito moyenera. Madthyl ether nthawi zambiri amagwiritsidwa ntchito mu zosinthika za labotale kuti zisungunuke za ma polima komanso monga zosungunulira.
Petroleum ether: mafuta ether ether ndi por-solant yochokera ku tizigawo ta petroleum. Imawonetsa kusasinthika kothera kwa ethyl cellulose ndipo imagwiritsidwa ntchito makamaka pamapulogalamu apadera pomwe mawonekedwe ake amafunidwa.
Pali mitundu yosiyanasiyana yofananira yosungunula ethyl cellulose, iliyonse yokhala ndi zabwino zake komanso zolephera. Kusankha zosungunulira kumadalira zinthu zosiyanasiyana, kuphatikizapo kusungunuka, kukonza, kulingalira kwa chitetezo, komanso nkhawa zachilengedwe. Ndikofunikira kuwunika mosamala mfundo izi ndikusankha zosungunulira zoyenera pa ntchito iliyonse kuti mukwaniritse zotsatira zabwino mukamayambitsa chitetezo komanso chilengedwe.
Post Nthawi: Mar-06-2024