Polyester Polyols Polyester polyols Chemical Structure Composition Production Polyester polyols are typically produced by the condensation reaction of a glycol with a dicarboxylic acid. Main acids utilized are Adipic, Phtalic anhydride, Isophtalic, Terephtalic, Succinic, Sebacic Main glycols utilized are MEG, DEG, BDO, HDO, NPG, TMP. There are two different types of polyester polyols: Standard polyester polyols are typically quite viscous because of the nature […]
Phthalic Anhydride
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Phthalic Anhydride (PA)
CAS: 85-44-9
Phthalic Anhydride is a white solid flakes or molten liquid with the molecular formula C8H4O3 .It’s the principal form of phthalic acid and important industrial chemical of plasticizers for plastics.

Phthalic Anhydride Chemical Structure Composition.
Production
Phthalic Anhydride is obtained by catalytic reforming of ortho-Xylene or naphtalene.
Uses
Alkyd & polyester resins for coating application, plasticisers (phthalates) for plastics (PET), synthetic lubricants, agricultural fungicide, medicines & pesticides.
Arpadis is one of the largest chemical distributor in Europe.
Arpadis is handling the storage, transport, export & import formalities of Phthalic Anhydride globally.


