IHydroxYethyl Cellulose (I-HEC) ihlala inyuka kakhulu yamanzi ngaphezulu kobubanzi bokushisa obukhulu, ngisho nasezifundeni eziphakeme zokushisa lapho i-metroxyprose ye-cellulose (MC) kanye ne-hydroxyprosell methyl cellulose (HPMC) i-tumbulity Points. Ukucacisa imbangela ye-solubility ephezulu ye-HEC, ukuncika kokushisa kokuhlanganiswa kwamanzi kwe-NH ku-HEC Samples kuhlolwe ngaphezulu kwamazinga okushisa alandelayo asuka ku-10 kuye ku-70 ° C esebenzisa imvamisa ye-dielecy puecy spectrum efinyelela ku-50 GHz.
Kulolu cwaningo, amasampula e-HEC ahlolwa ngenombolo ye-molar ye-hydroxyethyl surpititutions (MS) yophiko ngalunye lwe-glucose pyran asuka ku-1.3 kuye ku-3.6. Onke amasampula we-HEC ancibilikisiwe emanzini angaphakathi kwebanga lokushisa elihloliwe futhi awakhombisanga amaphoyinti we-turbitity. Inani le-NH lamasampula we-HEC ane-MS 1.3 lingu-14 ku-20 ° C, futhi anciphe kancane ngokushisa okuvulekeleni, futhi awela ku-10 ku-70 ° C. Inani le-PH yesampula ye-HEC lihla likhulu kunenani eliphansi le-NH elibucayi le-approx. I-5 Cellulose Tashers enjenge-MC ne-HPMC kumele ichithwe emanzini, ngisho nakumazinga okushisa aphezulu.
Ama-molecule we-hec, noma kunjalo, ancibilike amanzi ngaphezulu kwebanga lokushisa elibanzi. Ukuncika kokushisa kwe-NH yamasampula we-HEC kanye ne-triglycol (ama-compys amamodeli wokufaka esikhundleni kwe-HEC) mnene futhi ayafana. Lokhu kubona okubonisa ngokuqinile ukuthi ukusebenza kwe-hydration / dehydration kwamasampula we-HEC kulawulwa kakhulu ngamaqembu awo afakiwe. I-3 ingu-14 ku-20 ° C, inqaba kancane njengoba izinga lokushisa likhuphuka, futhi liyehla ku-10 ku-70 ° C. Inani le-NH yesampula ye-HEC ngokusobala likhulu kunenani eliphansi le-NH elibucayi le-approx. I-5 Cellulose Tashers enjenge-MC ne-HPMC kumele ichithwe emanzini, ngisho nakumazinga okushisa aphezulu. Ama-molecule we-hec, noma kunjalo, ancibilike amanzi ngaphezulu kwebanga lokushisa elibanzi. Ukuncika kokushisa kwe-NH yamasampula we-HEC kanye ne-triglycol (ama-compys amamodeli wokufaka esikhundleni kwe-HEC) mnene futhi ayafana.
Lokhu kubona okubonisa ngokuqinile ukuthi ukusebenza kwe-hydration / dehydration kwamasampula we-HEC kulawulwa kakhulu ngamaqembu awo afakiwe. I-3 ingu-14 ku-20 ° C, inqaba kancane njengoba izinga lokushisa likhuphuka, futhi liyehla ku-10 ku-70 ° C. Inani le-NH yesampula ye-HEC ngokusobala likhulu kunenani eliphansi le-NH elibucayi le-approx. I-5 Cellulose Tashers enjenge-MC ne-HPMC kumele ichithwe emanzini, ngisho nakumazinga okushisa aphezulu. Ama-molecule we-hec, noma kunjalo, ancibilike amanzi ngaphezulu kwebanga lokushisa elibanzi. Ukuncika kokushisa kwe-NH yamasampula we-HEC kanye ne-triglycol (ama-compys amamodeli wokufaka esikhundleni kwe-HEC) mnene futhi ayafana. Lokhu kubona okubonisa ngokuqinile ukuthi ukusebenza kwe-hydration / dehydration kwamasampula we-HEC kulawulwa kakhulu ngamaqembu awo afakiwe.
Inani le-NH yesampula ye-HEC ngokusobala likhulu kunenani eliphansi le-NH elibucayi le-approx. I-5 Cellulose Tashers enjenge-MC ne-HPMC kumele ichithwe emanzini, ngisho nakumazinga okushisa aphezulu. Ama-molecule we-hec, noma kunjalo, ancibilike amanzi ngaphezulu kwebanga lokushisa elibanzi. Ukuncika kokushisa kwe-NH yamasampula we-HEC kanye ne-triglycol (ama-compys amamodeli wokufaka esikhundleni kwe-HEC) mnene futhi ayafana. Lokhu kubona okubonisa ngokuqinile ukuthi ukusebenza kwe-hydration / dehydration kwamasampula we-HEC kulawulwa kakhulu ngamaqembu awo afakiwe. Inani le-NH yesampula ye-HEC ngokusobala likhulu kunenani eliphansi le-NH elibucayi le-approx. I-5 Cellulose Tashers enjenge-MC ne-HPMC kumele ichithwe emanzini, ngisho nakumazinga okushisa aphezulu. Ama-molecule we-hec, noma kunjalo, ancibilike amanzi ngaphezulu kwebanga lokushisa elibanzi. Ukuncika kokushisa kwe-NH yamasampula we-HEC kanye ne-triglycol (ama-compys amamodeli wokufaka esikhundleni kwe-HEC) mnene futhi ayafana.
Lokhu kubona okubonisa ngokuqinile ukuthi ukusebenza kwe-hydration / dehydration kwamasampula we-HEC kulawulwa kakhulu ngamaqembu awo afakiwe. Ama-molecule we-hec ancibilika amanzi ngaphezulu kwebanga lokushisa elibanzi. Ukuncika kokushisa kwe-NH yamasampula we-HEC kanye ne-triglycol (ama-compys amamodeli wokufaka esikhundleni kwe-HEC) mnene futhi ayafana. Lokhu kubona okubonisa ngokuqinile ukuthi ukusebenza kwe-hydration / dehydration kwamasampula we-HEC kulawulwa kakhulu ngamaqembu awo afakiwe. Ama-molecule we-hec ancibilika amanzi ngaphezulu kwebanga lokushisa elibanzi. Ukuncika kokushisa kwe-NH yamasampula we-HEC kanye ne-triglycol (ama-compys amamodeli wokufaka esikhundleni kwe-HEC) mnene futhi ayafana. Lokhu kubona okubonisa ngokuqinile ukuthi ukusebenza kwe-hydration / dehydration kwamasampula we-HEC kulawulwa kakhulu ngamaqembu awo afakiwe.
Isikhathi sePosi: Mar-04-2022