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Klaus-Dieter Warzecha
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Can anybody help me : How p-phenylenediamine (PPD) is produced? PPD is used asas raw material for Kevlar  (Para amid Fiber).

Can anybody help me : How p-phenylenediamine (PPD) is produced? PPD is used as raw material for Kevlar(Para amid Fiber).

How p-phenylenediamine (PPD) is produced? PPD is used as raw material for Kevlar  (Para amid Fiber).

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P-phenylenediamine Production Process

Can anybody help me : How p-phenylenediamine (PPD) is produced? PPD is used as raw material for Kevlar(Para amid Fiber).