Pyromellitic Dianhydride (PMDA)

Pyromellitic Dianhydride (PMDA)

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 Cubits

Test Description	Specificatio	Res
Pudicitia	≥99.5%	99.96%
RELICTUM acetone	≤1500 PPM	CMLXXIV PPM
Point liquescens	286-287.5 ℃	286.1-287.1 ℃
Colo	Alba	Alba
Acidum (PMA)	≤0.5%	0.11%
Impuratio Content	≤30 PPM	XX PPM
Particula magnitudine	≤ 150-600μm (≥90%)	XCV%

Applicatio

Pyromellitic Dianhydride (PMDA) has been used extensively as an important monomer in the preparation of a variety of thermoplastics such as polyesters, polycarbonates, polyethers polyethers, plasticizersplasticizers, expoxy resins, etc. Moreover, it is also useful in the preparation of high performance coatings that have been widely employed in many fields in our daily life beacuase of its excellent scelerisque, oxidative stabilitas et optimum mechanica proprietatibus.

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