Ma ether ether ndi etherose ether ndi mitundu yonse ya ma ether omwe amagwiritsidwa ntchito m'mafakitale osiyanasiyana, makamaka pomanga ndi zokutira. Pomwe amagawana zofananira chifukwa chokhala osungunuka madzi ndi makutu okhala ndi kukula ndi malo okhazikika, pali kusiyana kwakukulu pakati pawo, makamaka pagwero.
Stuther ether:
1. Gwero:
- Chilengedwe Choyambira: Ma ether ether amachokera ku wowuma, omwe ndi chakudya chopezeka muzomera. Wopukutira nthawi zambiri amachokera ku mbewu ngati chimanga, mbatata, kapena chinangwa.
2. Kapangidwe ka mankhwala:
- Kuphatikizika kwa polymer: wowuma ndi polysaccharide wopangidwa ndi mayunitsi a glucose omwe amalumikizidwa ndi ma glycosidic. Kunyengerera manja kumasinthidwa kusinthidwa kwa owuma, komwe ma hydroxyl amagulu opindika molekyulu amalowa m'malo mwa madera a ether.
3. Ntchito:
- Makampani omanga: Kutakulidwa kwa magawo nthawi zambiri kumagwiritsidwa ntchito m'makampani omanga ngati zowonjezera muzogulitsa zama Gypsum, matope, ndi zinthu za simenti. Amathandizira kukonza bwino ntchito, kusungidwa kwamadzi, komanso kutsatira.
4. Mitundu yodziwika:
- Hydroxyethyl wowuma (hes): mtundu umodzi wofala wowoneka bwino ndi hydroththyl wowuma, komwe ma hydroxyethyl magulu amadziwitsidwa kuti asinthane.
Cellulose ether:
1. Gwero:
- Chilengedwe Choyambira: Eyeli wa ether amachokera ku cellulose, polymer achilengedwe omwe amapezeka m'makoma a cell a mbewu. Ndi gawo lalikulu la makhola a cell ndipo limachokera ku magwero monga mitengo yamtengo wapatali kapena thonje.
2. Kapangidwe ka mankhwala:
- Kuphatikizika kwa polymer: cellulose ndi polymer yokhala ndi mayunitsi a glucose omwe amalumikizidwa ndi β-1,4-glycosidic. Cellulose imachokera ku cellulose, komwe ma hydroxyl amagulu pa cellulose molekyu amasinthidwa ndi madera a ether.
3. Ntchito:
- Makampani omanga: Cellulose etyala amagwiritsa ntchito zogwiritsidwa ntchito popanga zomanga, zofanana zofanana ndi zotumphukira. Amagwiritsidwa ntchito pazogulitsa za sile, zomata za matayala, ndi matoma kuti zithandizire kusungidwa kwamadzi, kugwira ntchito, komanso kutsatira.
4. Mitundu yodziwika:
- Hydroxyethyl cellulose (hec) ether ether ether ethel ethel ethel ethel ethel ethel ethel ethel ethel ethelose ethelose cellulose, komwe ma hydroxyethyl magulu amadziwitsidwa kuti asinthane ndi ma cellulose.
- Methyl cellulose (Mc): Mtundu wina wofala ndi methyl cellulose, komwe magulu a methyl amayambitsidwa.
Kusiyana kwakukulu:
1. Gwero:
- Ma ether ether amachokera ku wowuma, chakudya chopezeka muzomera.
- Ma cellulose ether amachokera ku cellulose, chinthu chachikulu chobzala makhoma a cell.
2. Kapangidwe ka mankhwala:
- The Base Polymer kwa wotanganidwa ndi wowuma, polysaccharide yopangidwa ndi mayunitsi a glucose.
- Base Polymer ya cellulose ethel ethelululose, mzere wozungulira wopangidwa ndi zigawo za glucose.
3. Ntchito:
- Mitundu yonse ya madere imagwiritsidwa ntchito popanga zomanga, koma mapulogalamu ndi mapangidwe ake akhoza kusintha.
4. Mitundu yodziwika:
- Hydroxyethyl wowuma (hes) ndi hydroxethyl cellulose (hec) ndi zitsanzo za kuchotsedwa kwa ether.
Ngakhale kutalika kwa ether ndi etherose ether ndi ma pointers onse osungunuka omwe amagwiritsidwa ntchito ngati zowonjezera pamapulogalamu osiyanasiyana, gwero lawo, gwero lawo la polima, ndi mitundu inayake yamadzi imasiyana. Kusiyanaku kumatha kusokoneza magwiridwe awo m'njira zina ndi mapulogalamu.
Post Nthawi: Jan-06-2024