Kayayyaki
Tawan 85
Abubuwan Sinadarai
Wannan samfurin shine ruwa mai danko mai amber tare da girman dangi na 1.00 ~ 1.05, danko na 0.20 ~ 0.40Pa·s (25 ℃), madaidaicin walƙiya na 321 ℃, da ƙimar HLB na 11.0.An narkar da a cikin rapeseed man, lysofibroin, methanol, ethanol da sauran low carbon alcohols, aromatic ƙarfi, ethyl acetate, mafi ma'adinai mai, man fetur ether, acetone, dioxane, carbon tetrachloride, ethylene glycol, propylene glycol, da dai sauransu, tarwatsa a cikin ruwa. .
Amfani
Wannan samfurin da ake amfani da ko'ina a man amfani da sufuri, magani, kayan shafawa, Paint pigments, Textiles, abinci, magungunan kashe qwari, detergent samar da karfe surface lalata hanawa da tsaftacewa wakili samar, kamar yadda emulsifier, softener, karewa wakili, danko rage, da dai sauransu Yi amfani. kamar yadda emulsifier, stabilizer, wetting wakili, diffuser, mai shiga da sauransu
[Ajiye ajiya] 25kg / jakar takarda
Fihirisar fasaha
A cikin layi tare da GB25554-2010 daidaitaccen abu mai ƙimar acid (KOH)/(mg/g) ≤2.0 darajar saponification (KOH)/(mg/g) 45-55 darajar hydroxyl (KOH)/(mg/g) 6chemicalbook5-80 danshi, w /% ≤3.0 ragowar kona, w /% ≤0.25 Arsenic (As) / (mg / kg) ≤3 gubar (Pb) / (mg / kg) ≤ 2-oxyethylene (C2H4O), w /% 65.0 ~ 69.5
Hanyar samarwa
1mol Span-80 an preheated kuma an saka shi a cikin tukunyar amsawa, ƙara catalyzed sodium hydroxide aqueous bayani a ƙarƙashin motsawa, motsawa, vacuuming da dehydration.Bayan maye gurbin iskar da ke cikin kettle da nitrogen, 22mol ethylene oxide ya fara gudana a lokacin da zafin jiki ya tashi zuwa 140 ℃, kuma ana kiyaye zafin jiki na littafin Chemical a 180 ~ 190 ℃.Bayan an wuce ethylene oxide, an dakatar da injin.Bayan sanyaya, ruwan abu yana fitar da shi a cikin kettle neutralization kuma an cire shi da acetic acid har sai darajar acid ta kusan 2, sa'an nan kuma an canza launin tare da adadin hydrogen peroxide daidai.A ƙarshe, kayan yana bushewa har sai abun ciki na ruwa ya kasance 3%, kuma ana iya samun samfurin da aka gama ta hanyar sanyaya marufi.
