Elellulose ethetherTi ṣee lati celloluse ife ti etherfication ti ọkan tabi ọpọlọpọ awọn iṣelo ati ọpọlọpọ awọn ile ati lilọ kiri ti ko gbẹ. Gẹgẹbi awọn ẹya kemikali oriṣiriṣi awọn ohun aro, a le pin awọn ọmọ-ọwọ cellusase le wa ni pin si imọ-ọrọ, awọn ohun-elo abinibi ati awọn ohun-ọmọ aja. Ensic Cellulose o kun pẹlucarboxyylylylylylylylylm celeth (CMC); ti kii ṣe erec cellulose nipataki pẹluChetlulose Challlulose ether (MC),Hydroxyppyppypplypplyl Cellyl Cooklose ether (HPMC)Ati awọn sẹẹli hydroxyethlyyl cellul.Kilorine ether (HC)ati bẹbẹ lọ. Awọn ọmọ-ẹgbẹ ti kii ṣe ere. Niwaju awọn ẹya ara ẹrọ kalisiti, imọ-ẹrọ Ionilose Elethether jẹ iduroṣinṣin, nitorinaa o ṣọwọn ti a ti darapọ mọ simenti, orombo smowed, abbl. Bii awọn ohun elo jijẹ. Aononic omi-ti o ni eso-leloulose ni lilo pupọ ninu ile-iṣẹ ohun elo ile nitori iduroṣinṣin ilodon ati mimu omi wọn.
Awọn ohun elo kemikali ti cellulose ether
Kọọkan kọọkan sẹẹli ni eto ipilẹ ti cellulose -anhydrogluse be. Ninu ilana ti iṣelọpọ sẹẹli cellulose, okun cellulose jẹ akọkọ kikan ninu ojutu alkalini, ati lẹhinna tọju pẹlu oluranlowo etheringborin. Ọja ifura fibrus ti wẹ ati ki o yẹ ki o ṣe agbekalẹ lulú iṣọkan pẹlu titọ.
Ninu ilana iṣelọpọ ti MC, kiloraide Metyly nikan ni a lo bi oluso aṣoju; in addition to methyl chloride, propylene oxide is also used to obtain hydroxypropyl substituent groups in the production of HPMC. Awọn ẹya ara ẹrọ alagbeka ni awọn idiyele ti o yatọ ati iwọn otutu Hydroxyproppropproppropple, eyiti o ni ipa lori iwọn otutu ti ara Organic ati iwọn otutu ikun ti ara ti awọn solusan elila.
Akoko ifiweranṣẹ: Apr-25-2024