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Synthesis and characterization of polyesters derived from glycerol and phthalic acid
(2007)
The production of polyester via polycondensation between glycerol and phthalic acid using dibutyltin dilaurate is reported. Three glycerol:phthalic acid molar ratio used for the bulk polymerization were: 2:2; 2:3 and 2:4. ...
Ftalato de di-(2-etilexila) (DEHP) em bolsas de PVC para soluções parenterais de grandes volumes
(2005-12-01)
Large volume parenteral solutions (LVPS) are widely used as vehicles for intravenous administration of drugs and polyvinyl chloride (PVC) flexible bags are, nowadays, the plastic containers most commonly used to pack and ...
Ftalato de di-(2-etilexila) (DEHP) em bolsas de PVC para soluções parenterais de grandes volumes
(2005-12-01)
Large volume parenteral solutions (LVPS) are widely used as vehicles for intravenous administration of drugs and polyvinyl chloride (PVC) flexible bags are, nowadays, the plastic containers most commonly used to pack and ...
Thermal and photochemical stability of poly(vinyl alcohol)/modified lignin blends
(Elsevier B.V., 2006-05-01)
A kraft lignin derivative (KLD) obtained by reaction with p-aminobenzoic acid/phthalic anhydride was blended with poly(vinyl alcohol) (PVA) by solution casting from DMSO. PVA and PVA/KLD films were exposed to ultraviolet ...