Isopthalic acid CAS 121-91-5
Isopthalic acid jẹ kristali ti ko ni awọ lati omi tabi ethanol. Tiotuka die-die ninu omi, ti ko le yo ninu benzene, toluene ati ether epo, tiotuka ninu methanol, ethanol, acetone ati glacial acetic acid. Isophthalic acid ni ewu kan, pẹlu lulú tabi awọn patikulu ti a dapọ pẹlu afẹfẹ, bugbamu eruku le waye.
| Nkan | Sipesifikesonu |
| Ojuami yo | 341-343°C (tan.) |
| Oju omi farabale | 214.32°C (iṣiro ti o ni inira) |
| iwuwo | 1,54 g/cm3 |
| Ipa oru | 0Pa ni 25 ℃ |
| Atọka Refractive | 1.5100 (iṣiro) |
| pKa | 3.54(ni 25℃) |
| Omi solubility | 0.01 g/100 milimita (25ºC) |
Isophthalic acid ni a lo ni pataki ni iṣelọpọ ti resini polyester ti ko ni irẹwẹsi, ika igi copolymer PET ati resini alkyd. Ni afikun, isophthalic acid bi ohun elo aise tun le ṣee lo lati mura polyisophthalic acid allyl ester (DAIP) resini, eyiti o jẹ lilo pupọ ni iṣelọpọ ti konge ati awọn ẹya idabobo iwọn otutu giga ati awọn laminates impregnated. Igbaradi ti diethyl isophthalate (DEIP) bi pataki kan Kemikali epo ni isejade ti toluene diisocyanate; Igbaradi ti polybenzimidazole ti a lo bi alemora fun aluminiomu alloy, irin alagbara, irin ati awọn ohun elo irin miiran, irin oyin be, fiimu polyimide, silikoni wafer ati awọn ohun elo miiran; Diisooctyl isophthalate, ṣiṣu olomi epo ti ko ni awọ pẹlu ibamu to dara pẹlu PVC, nitrocellulose, polystyrene ati awọn resini miiran, ti pese.
25kg / ilu tabi ni ibamu si awọn ibeere alabara.
Isopthalic acid CAS 121-91-5
Isopthalic acid CAS 121-91-5
