I-Cellulose Ether iyi-polymer yokwenziwa eyenziwe kusuka ku-cellulose yemvelo ngokuguqulwa kwamakhemikhali. I-Cellulose Ether iyinto etholwa yiselula yemvelo. Ukukhiqizwa kwe-cellulose ether kuhlukile kwa-applemers zokwenziwa. Izinto zayo eziyisisekelo kakhulu ziyi-cellulose, i-polymer yemvelo yemvelo. Ngenxa yesehlakalo sesakhiwo semvelo se-cellulose, i-cellulose uqobo ayinakhono ukusabela nabenzeli bokuthembela. Kodwa-ke, ngemuva kokwelashwa kwe-ejenti yokuvuvukala, izibopho eziqinile ze-hydrogen phakathi kwamaketanga amamolekyuli namaketanga abhujisiwe, futhi ukukhishwa okusebenzayo kweqembu le-hydroxyl kuba yi-alkali cellulose esebenzayo. Thola i-cellulose ether.
Izakhiwo ze-Cellulose Afers zincike ohlotsheni, inombolo kanye nokusatshalaliswa kwabangeniswa esikhundleni. Ukuhlukaniswa kwezithathela ze-cellulose futhi kususelwa ohlotsheni lwabantu abathile, izinga lokuthezeka, ukugcwala kanye nezinto ezihlobene nezicelo. Ngokusho kohlobo lokufakazelwa okufakwa esikhundleni se-molecular chain, kungahlukaniswa nge-monothert ne-ether exubile. Sivame ukusebenzisa i-MC njenge-monother, ne-HPMC njenge-ether exubile. I-Methyl Cellulose Ether Mc ingumkhiqizo ngemuva kweqembu le-hydroxyl kuyunithi ye-glucose ye-mourle cellulose yemvelo inyuswe esikhundleni yi-methoxy group. Kungumkhiqizo otholwe ngokufaka ingxenye yengxenye yeqembu le-hydroxyl kuyunithi eneqembu le-methoxy kanti enye ingxenye ne-hydroxyproppyl group. Ifomula yesakhiwo [C6H7O2 (oh) 3-MN (OCH3) m [OCH2CH (OH.CHWEPHESHE
Ngokuya nge-solubity, ingahlukaniswa nge-ionic ne-nonic. Izithambiso ze-Sulluble Sulloble Cellulose ezingezona zamanzi zihlanganiswa ngokukhethekile ngochungechunge lwe-ALKYL TETER NE-HYDROXYallyl. I-Ionic CMC isetshenziswa ikakhulukazi ezihlalweni zokwenziwa, ukuphrinta kwendwangu nokudaya, ukudla kanye nokuhlola uwoyela. I-Non-ionic MC, i-HPMC, i-hemc, njll. Isetshenziswa kakhulu ezintweni zokwakha, ukumboza kwe-latex, umuthi, i-ejenti yansuku zonke, i-ejenti yokugcina amanzi, i-stabilizer kanye nefilimu eyakha i-ejenti.
Isikhathi sePosi: Nov-24-2022