polybasic acid

pol·y·ba·sic ac·id

an acid containing more than three ionizable atoms of hydrogen in the molecule. See: acid (1).
References in periodicals archive ?
2 PHTHALIC ANHYDRIDE POLYBASIC ACID USED IN ALKYD RESIN PREPARATION TABLE 7 -- Oil-based Enamel, Key Pyrolysis Products at 600[degrees]C RETENTION TIME COMPOUND COMMENTS OR SOURCE 1.
An unsaturated polyester resin system consists of a resin formed by the partial reaction of a polybasic alcohol with a saturated or unsaturated polybasic acid, and a monomer, which dissolves that resin and acts as the crosslinking or thermosetting agent.
Polyols prepared from palm oil were reacted with carboxy-functional acrylic copolymer instead of di-or polybasic acids to produce acrylic alkyd resin.
Polybasic acids play an important role in biological and industrial processes and accurate knowledge of their properties is therefore required.
pH calculations involving hydrolysis, polybasic acids, buffer solutions and the common titrametric methods are treated in chapters 7 through 12 with most of the templates providing for graphing.