Isophthalic acid CAS 121-91-5
Isophthalic acid kristal ne mara launi wanda aka yi shi da ruwa ko ethanol. Dan kadan mai narkewa cikin ruwa, wanda ba a iya narkewa a cikin benzene, toluene da ether petroleum, mai narkewa a cikin methanol, ethanol, acetone da glacial acetic acid. Isophthalic acid yana da wani haɗari, tare da foda ko barbashi gauraye da iska, fashewar ƙura na iya faruwa.
| Abu | Ƙayyadaddun bayanai |
| Wurin narkewa | 341-343 °C (lit.) |
| Wurin tafasa | 214.32°C (m kiyasin) |
| Yawan yawa | 1.54 g/cm 3 |
| Matsin tururi | 0 Pa da 25 ℃ |
| Fihirisar Refractive | 1.5100 (kimantawa) |
| pKa | 3.54 (a 25 ℃) |
| Ruwa mai narkewa | 0.01 g/100 ml (25ºC) |
Ana amfani da acid isophthalic musamman wajen samar da guduro polyester mara kyau, PET copolymer itace yatsa da guduro alkyd. Bugu da ƙari, ana iya amfani da acid isophthalic a matsayin albarkatun kasa don shirya resin polyisophthalic acid allyl ester (DAIP), wanda aka yi amfani da shi sosai wajen kera madaidaicin sassa masu zafin jiki mai zafi da kuma laminates masu ciki. Shiri na diethyl isophthalate (DEIP) a matsayin na musamman Chemicalbook sauran ƙarfi a cikin samar da toluene diisocyanate; Shiri na polybenzimidazole da aka yi amfani da shi azaman m ga aluminum gami, bakin karfe da sauran karfe kayan, karfe saƙar zuma tsarin, polyimide fim, silicon wafer da sauran kayan; Diisooctyl isophthalate, wani filastik ruwa mai ruwa mara launi tare da dacewa mai kyau tare da PVC, nitrocellulose, polystyrene da sauran resins, an shirya.
25kg / drum ko bisa ga abokin ciniki bukatun.
Isophthalic acid CAS 121-91-5
Isophthalic acid CAS 121-91-5
