Isophthalic acid CAS 121-91-5
ʻO ka waikona Isophthalic kahi aniani kala ʻole i hoʻoheheʻe ʻia mai ka wai a i ʻole ethanol. Hiki ke hoʻoheheʻe ʻia i loko o ka wai, hiki ʻole ke hoʻoheheʻe ʻia i loko o ka benzene, toluene a me ka petroleum ether, hiki ke hoʻoheheʻe ʻia i ka methanol, ethanol, acetone a me ka glacial acetic acid. He pilikia ko ka Isophthalic acid, me ka pauda a i ʻole nā ʻāpana i hui pū ʻia me ka ea, hiki ke pahū ka lepo.
| 'ikamu | Hōʻike |
| Lae hehee | 341-343 °C (kukui) |
| Lae paila | 214.32°C (manaʻo koʻikoʻi) |
| ʻO ka mānoanoa | 1,54 g/cm3 |
| Pumi mahu | 0Pa ma 25 ℃ |
| Hōʻike Hōʻike | 1.5100 (manaʻo) |
| pKa | 3.54(ma 25 ℃) |
| Ka hoʻoheheʻe wai | 0.01 g/100 mL (25 ºC) |
Hoʻohana nui ʻia ka Isophthalic acid i ka hana ʻana i ka resin polyester unsaturated, PET copolymer tree finger a me alkyd resin. Eia kekahi, hiki ke hoʻohana ʻia ka isophthalic acid e like me ka mea maka no ka hoʻomākaukau ʻana i ka polyisophthalic acid allyl ester (DAIP) resin, i hoʻohana nui ʻia i ka hana ʻana o ka precision a me nā ʻāpana insulating kiʻekiʻe a me nā laminates impregnated. Hoʻomākaukau ʻana i ka diethyl isophthalate (DEIP) ma ke ʻano he mea hoʻoheheʻe Chemicalbook kūikawā i ka hana ʻana o toluene diisocyanate; ʻO ka hoʻomākaukauʻana i ka polybenzimidazole i hoʻohanaʻia ma keʻano he mea hoʻopili no ke alumini alumini, ke kila kila a me nā mea metala'ē aʻe, ka hale honeycomb metala, polyimide film, silicon wafer a me nā mea'ē aʻe; Ua hoʻomākaukau ʻia ʻo Diisooctyl isophthalate, kahi mea hoʻoheheʻe ʻaila wai kala ʻole me ka PVC, nitrocellulose, polystyrene a me nā resins ʻē aʻe.
25kg / pahu a i ʻole e like me nā koi o ka mea kūʻai aku.
Isophthalic acid CAS 121-91-5
Isophthalic acid CAS 121-91-5
