Waikawa Isophthalic CAS 121-91-5
He tioata kore tae te waikawa isophthalic, he mea whakatio mai i te wai, i te etanoru rānei. He wairewa pakupaku ki te wai, kāore e wairewa ki te benzene, toluene me te petroleum ether, he wairewa ki te methanol, te etanoru, te acetone me te waikawa acetic glacial. He mōrearea te waikawa isophthalic, ka pā mai pea te puehu mēnā ka konatunatua te paura, ngā matūriki rānei ki te hau.
| Taonga | Whakatakotoranga |
| Te pūwāhi rewa | 341-343 °C (whakamārama) |
| Te pūwāhi koropupū | 214.32°C (whakatau tata) |
| Kiato | 1.54 karamu/cm3 |
| Pēhanga kohu | 0Pa i te 25℃ |
| Taupū Whakaata | 1.5100 (whakatau tata) |
| pKa | 3.54 (i te 25℃) |
| Te wairewatanga o te wai | 0.01 karamu/100 mL (25 ºC) |
Ko te waikawa isophthalic te nuinga o te wā e whakamahia ana i roto i te hanga o te kapia polyester kore-mākū, te PET copolymer tree finger me te kapia alkyd. Hei tāpiri, ka taea hoki te whakamahi i te waikawa isophthalic hei rauemi mata hei hanga i te kapia polyisophthalic acid allyl ester (DAIP), e whakamahia whānuitia ana i roto i te hanga o ngā wāhanga whakamahana pāmahana-tiketike tino tika me te matatini me ngā laminates kua whakakīia. Te whakarite i te diethyl isophthalate (DEIP) hei whakarewa Chemicalbook motuhake i roto i te hanga o te toluene diisocyanate; Te whakarite i te polybenzimidazole hei piripiri mō te koranu konumohe, te maitai kore waikura me ētahi atu rauemi whakarewa, te hanganga honikoma whakarewa, te kiriata polyimide, te wafer silicon me ētahi atu rauemi; I whakaritea te Diisooctyl isophthalate, he kirihou wai hinu kore tae me te hototahi pai ki te PVC, nitrocellulose, polystyrene me ētahi atu kapia.
25kg/pahu, i runga rānei i ngā whakaritenga a te kiritaki.
Waikawa Isophthalic CAS 121-91-5
Waikawa Isophthalic CAS 121-91-5
