Research Article

Effect of Al2O3 on the Tensile and Impact Strength of Flax/Unsaturated Polyester Composite with Emphasis on Automobile Body Applications

Table 1

Characteristics of NaOH, benzoyl chloride, and ethanol (supplier information).

MaterialGradePurity (%)Impurities (%)FormMolecular weight g/molDensity

NaOHAnalytical reagent (AR)99.8Pellet39.99971
Benzoyl chloride98Nonvolatile matter (0.05) and phosphorus (0.01)Liquid140.571.21 g/cm3
Ethanol97Liquid46.07789 kg/m3