itulau_fanua

oloa

PPDA

fa'amatalaga puupuu:

1,4-Phenylenediamine


Fa'amatalaga Oloa

Faailoga o oloa

Vaega

O le PPDA o se tioata paʻepaʻe paʻepaʻe mumu lanu violē, o lona alkalinity e sili atu le vaivai nai lo amonia, e sili atu le malosi nai lo le aniline, ma e faigofie ona faʻamaʻiina.

Talosaga

E masani ona faʻaaogaina i le gaosiga o vailaʻau azo ma sulfide dyes, ma paʻu antioxidants. E mafai foi ona faʻaaogaina e fai ma mea mata mo penisini polymerization penisini. I le fanua o polymer, PPDA e masani ona faʻaaogaina e gaosia ai Kevlar 1414 ma polyimide.


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