izindaba

I-1,4-Butanediol glycidyl ether, eyaziwa nangokuthi i-1,4-butanediol dialkyl ether noma i-BDG, iyinhlanganisela yezinto eziphilayo. Iwuketshezi oluphuzi olungenambala noma olukhanyayo olunokuguquguquka okuphansi. Iyancibilika ezinyibilikisini eziningi zezinto eziphilayo ezifana ne-ethanol, i-methanol kanye ne-dimethylformamide. Ivame ukusetshenziswa njengezinto zokusetshenziswa zamakhemikhali kanye nezinyibilikisi. Iphinde isetshenziswe njengesiqinisi samadayi kanye nemibala. Ingakhiqizwa ngokwenziwa kwe-esterification ye-1,4-butanediol ngesisombululo se-methanol noma se-methanol. Izimo zokusabela ngokuvamile zenziwa ngaphansi kwengcindezi ephezulu kanye nokuba khona kwe-catalyst.

微信图片_20240612114432

Uma usebenzisa i-1,4-butanediol glycidyl ether, kufanele uqaphele ukuvimbela ukuthintana nesikhumba namehlo. Ngesikhathi sokusetshenziswa nokugcinwa, amazinga okushisa aphezulu kanye nemithombo yomlilo kufanele kugwenywe. Naka ukuvalwa kwezitsha zokugcina ukuze uvimbele ukuhwamuka nokuvuza.

Izakhiwo zomzimba nezamakhemikhali:

I-1,4-Butanediol diglycidyl ether
I-CAS 2425-79-8
I-EINECS 219-371-7

Ifomula yamakhemikhali C10H18O4

Isisindo sama-molecule 202.25
Ubuningi 1.1 g/mL ku-25 °C (ngokukhanya)

Iphuzu lokuncibilika -21 °C

Iphuzu lokubila 266 °C (elikhanyayo)

Iphoyinti lokuphazima >230°F

Umfutho womusi ~10 mm Hg (20 °C)

Inkomba yokubuka kabusha n20/D 1.453

z

Ulwazi lokuxhumana

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Isikhathi sokuthunyelwe: Juni-12-2024