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p-Phenylene Diamine(p-PDA)

Identification:

Chemical Name: p-Phenylene Diamine

Synonyms: ,4-Diaminobenzene;1,4-benzenediamie;

CAS No.: 106-50-3

Structural Formula:

1.jpg

Molecular Formula: C6H8N2

 

Properties: white transparent crystal, it is easily soluble in ether, ethanol, acetone and other organic solvents, soluble in hot water. Melting point 140℃,it is highly toxic chemical product.

 

Specifications:

Items

Cosmetic Grade

Fiber Grade

Industrial Grade

Appearance

White Flake

White Flake or molten

Grey Flake or molten

Purity(HPLC) ,%

≥99.95

≥99.90

≥99.50

MPD+OPD(GC), mg/kg

≤200

≤500

≤2000

PCA(GC) mg/kg

≤10

≤50

≤500

Melting Point, ℃

≥138

≥138

≥137

 

Application:

An intermediate used in the synthesis  of engineering  polymers, para-aramid fibers, hair dyes, rubber chemicals, textile dyes and pigments. p-PDA is  selected for the outstanding  properties it imparts, including high temperature stability, high strength and chemical and electrical resistance.  

 

Packing& Storage:

25,50Kg cardboard drum.

Pay attention to the water and long-term high temperature storage, the storage temperature should be lower than 50℃. Avoid light, the effective storage period is one year.