Cas no: 89-32-7 PMDA Pyromellitis dianhydride
Intangiriro
Pyromellitike dianhydride (PMDA), ibicuruzwa byera ni byera cyangwa byoroheje byumuhondo.Guhura n'umwuka utose bizahita byinjira mu kirere hanyuma bigaburwe muri Acide ya Pyromellitike.Bishonga muri dimethyl sulfoxide, dimethylformamide, acetone hamwe nindi miti ikungahaye, idashonga muri ether, chloroformand benzene.Ahanini ikoreshwa nkibikoresho fatizo bya polyimide, hamwe no guhuza ibikorwa byo gukora epoxy curing agent hamwe na polyester resin yazimye.
Acide ya Pyromellitike (PMA), izwi kandi nka 1,2,4,5-benzenetetracarboxylicacid, ifu ya kirisiti yera yumuhondo kugeza kumuhondo, ikoreshwa cyane cyane muri sisitemu ya polyimide, octyl pyromelliate, nibindi, nibikoresho nyamukuru byo kubyara 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.
