Izindaba - Properties of polycarbonate

imvelo
Ukuminyana: 1.2
Izinga lokushisa elisebenzisekayo: −100 ℃ ukuya ku-+180 ℃
Izinga lokushisa lokuhlanekezelwa kokushisa: 135 ℃
Iphuzu elincibilikayo: mayelana ne-250 ℃
Izinga lokuhlehlisa: 1.585 ± 0.001
Ukudlulisa ukukhanya: 90% ± 1%
I-Thermal conductivity: 0.19 W/mK
Izinga lokunwetshwa komugqa: 3.8×10-5 cm/cm℃

i-polycarbonate pc ishidi eliqinile elisobala

Izakhiwo zamakhemikhali
I-Polycarbonate imelana nama-acids, amafutha, imisebe ye-ultraviolet nama-alkali aqinile.

Izici ezingokomzimba
I-Polycarbonate ayinambala futhi isobala, ayikwazi ukumelana nokushisa, imelana nokushayisana, ayibambezeli ilangabi,
Inezici ezinhle zemishini ekushiseni okujwayelekile kokusetshenziswa.
Uma kuqhathaniswa ne-polymethyl methacrylate ngokusebenza okufanayo, i-polycarbonate inokumelana nomthelela ongcono.
Inkomba ye-refractive ephezulu, ukusebenza kahle kokucubungula, ukusebenza kwe-UL94 V-2 kwe-flame retardant ngaphandle kwezithasiselo.
Kodwa-ke, intengo ye-polymethyl methacrylate iphansi,
Futhi ingakhiqiza amadivaysi amakhulu ngokusebenzisa i-polymerization ngobuningi.
Ngokukhula kwesikali sokukhiqizwa kwe-polycarbonate,
Umehluko wentengo phakathi kwe-polycarbonate ne-polymethyl methacrylate uyehla.
Lapho i-polycarbonate ivutha, ikhipha igesi ye-pyrolysis, futhi ipulasitiki iyashisa namagwebu, kodwa ayibambi umlilo.
Ilangabi liyacisha lapho likude nomthombo womlilo, likhipha iphunga elincanyana le-phenol, ilangabi liphuzi, likhazimulayo elimnyama,
Izinga lokushisa lifinyelela ku-140 ℃, liqala ukuthamba, futhi liyancibilika ku-220℃, elingamunca i-spectrum ye-infrared.

I-Polycarbonate ayinayo ukumelana nokugqoka kahle.
Amanye amadivaysi e-polycarbonate asetshenziselwa izinhlelo zokusebenza ezivame ukuguga adinga ukwelashwa okukhethekile kwendawo.


Isikhathi sokuthumela: Mar-18-2021