Casa: 89-32-7 PMDA PyromMellitic Dianhydride
He korero poto
Ko te DianHorDride DianHydride (PMDA), nga hua parakore he maama o nga tioata kowhai. Ka kitea ki te hau makuku ka tere te heke mai i te hau me te hydrolyzed ki te waikawa pyromtely. Ko te nuinga i whakamahia hei rauemi mata mo te Polyimide, te kaihoko me te kaihoko a te kaihoko o te pouaka whakaata epoxy me te aukati i te Oplyester Relin.
Ko te waikawa pyromellitic (PMA), e mohiotia ana hoki ko te 1,2,5-benzenetetraxxid, ma ki te kowhai i te kowhai o te polyimis, etc... .
| Take | PMDA | Pma |
| Mārō wt% | 99.5% | 99% |
| Taha Acetone PPM | 1500 | / |
| Hanumi wāhi | 284 ~ 288 | / |
| Tae | White ki te kowhai | Mā |
| Te waikawa wt% | 0.5 | / |
| Rahinga matūriki | I runga i te tono a te kaihoko | I runga i te tono a te kaihoko |
Pls Whakapā mai ki a maatau ki te tiki i te aora me te MSD. Mauruuru.
Tuhia to panui i konei ka tukuna mai ki a maatau
