ppda-j9九游国际真人
industrial chemicals

ppda

features: ppda is a white to light purple red crystal, it is the simplest aromatic diamine. its alkalinity is weaker than ammonia, slightly stronger than aniline, and it is easily to be oxidized. the reaction of ppda is mainly involves the reaction of amino groups, and the reaction of benzene rings


applications: ppda is mainly used in the production of azo dyes and sulfide dyes, and rubber antioxidants. it also can be used as raw material for gasoline polymerization inhibitors. in the field of polymer, ppda is mainly used to produce kevlar 1414 and polyimide. ppda is also the core material for 1,4-phenylene diisocyanate (ppdi)


property and features

applications

  • sulfide dyes


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  • ppda-j9九游国际真人

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