EXAMINE THIS REPORT ON PVA FILM MANUFACTURERS

PVA came in handy because it shielded farmers from chemical publicity, even so the water-soluble pouches meant that fertilizer could nonetheless get to the hungry crops.Gao et al. [59] subjected stearic acid to esterification with PVA to esterify some of the hydroxyl groups from the PVA molecule. The results in the infrared spectroscopy exam showed

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