Cas no: 89-32-7 PMDA Pyromellitis dianhydride
Intangiriro
Pyromellitis dianhydride (PMDA), ibicuruzwa byera ni byera cyangwa byoroheje byumuhondo. Guhura n'umwuka utose bizahita byinjira mu kirere kandi bigashyirwa muri Acide ya Pyromellitike.Bishonga muri dimethyl sulfoxide, dimethylformamide, acetone hamwe nandi mashanyarazi kama, bitangirika muri ether, chloroformand benzene. Ahanini ikoreshwa nkibikoresho fatizo bya polyimide, hamwe noguhuza imiyoboro yo gukora epoxy curing agent hamwe na polyester resin yazimye.
Acide ya Pyromellitis (PMA), izwi kandi nka 1,2,4,5-benzenetetracarboxylicacid, ifu yera yumuhondo yumuhondo ya kirisiti, ikoreshwa cyane cyane muri sisitemu ya polyimide, octyl pyromelliate, nibindi, nibikoresho nyamukuru byo gukora imiti ikiza.
| INGINGO | PMDA | PMA |
| Isuku wt% | 99.5% | 99% |
| Ibisigisigi bya Acetone PPM | 1500 | / |
| Ingingo yo gushonga | 284 ~ 288 | / |
| Ibara | Umweru kugeza umuhondo | Cyera |
| Acide yubusa wt% | 0.5 | / |
| Ingano ya Particle | Kubisabwa nabakiriya | Kubisabwa nabakiriya |
Pls twandikire kugirango tubone COA na MSDS. Murakoze.
