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Divisions﹝3RD PETROCHEMICALS DIVISION﹞

純對苯二甲酸(PTA)

  • Product Name:純對苯二甲酸(PTA)
  • English Name:Purified Terephthalic Acid(PTA)
  • Category: Petrochemicals 、 Fiber Chemical Material
  • Industry: Chemical Material 、 Spinning 、 Plastic Products

Item:                           Specification


Acid number (mg KOH/gm): 675±2


4-CBA (ppm w/w ):                max 25


p-Toluic acid (ppm w/w):       max 150


Water (% w/w):                       max 0.2


b*(colour):                               max 1.2


APHA colour(2N KOH):         max 10


Ash(ppm w/w):                        max 9


Metals (ppm w/w):    None greater than 1 and in total max 4

As the main raw material of polyester products including fibre, bottle, film, paint, coating and PBT engineering plastics etc.