Shumaca, waa qalab maalinle ah oo iftiimaya, oo inta badan laga sameeyay shamac paraffin.
Waqtiyadii hore, sida caadiga ah waxaa laga samayn jiray baruurta xoolaha.Wuu gubaa oo iftiimaa.
Shumacwaxaa laga yaabaa inay ka timid toosh wakhtiyadii hore.Dadka hore ayaa baruur ama dhux u mariyeen jilif ama jajabyo alwaax ah waxayna isku xireen si ay u sameeyaan toosh shidan.Waxa kale oo jirta halyey ah in waagii hore ee boqortooyadii Qin ka hor uu qof xidhidh ku xidhay mugwort iyo cawsduur, ka dibna dufan ku dhex daray oo uu shiday si uu u iftiimiyo, ka dibna qof uu cawsduur maro ah ku duuduubay oo uu dhux ka buuxsaday. oo shiday.
Qaybta ugu muhiimsan ee shamaca paraffin wax (C25H52), barafkiina waxaa laga diyaariyaa jajabka wax ku jira ee batroolka iyadoo la cadaadinayo qabow ama dareere dareere ah, waa isku dhafka dhowr alkane horumarsan.Waxyaabaha lagu daro waxaa ka mid ah saliid cad, stearic acid, polyetylen, nuxurka, iwm. Stearic acid (C17H35COOH) ayaa inta badan loo isticmaalaa si loo hagaajiyo jilicsanaanta.
Waqtiga boostada: Juun-14-2023
