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Cas no: 89-32-7 PMDA Pyromellitis dianhydride

Cas no: 89-32-7 PMDA Pyromellitis dianhydride

Ibisobanuro bigufi:

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.


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Ibisobanuro ku bicuruzwa

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

 

Ibisobanuro

Pls twandikire kugirango tubone COA na MSDS.Murakoze.


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