dibasic acid


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dibasic acid

[dī′bās·ik ′as·əd]
(chemistry)
An acid having two hydrogen atoms capable of replacement by two basic atoms or radicals.
References in periodicals archive ?
Haseebuddin, S, Padmavathi, T, Raju, KVSN, "Influence of Dibasic Acids on the Properties of Modified Polyurethane Coatings." JOCCA, 78 68-70 (1995)
This unique physical quality drives interest in the durability of resins developed with cyclohexyl dibasic acids, especially in the area of hydrolytic resistance.
The UP resins were prepared by reacting the glycolyzed products with a mixture of saturated and unsaturated dibasic acids at a value of the hydroxyl to carboxyl ratio of 1.1/1.
Keith Watson is market development manager-consumer products for DBE dibasic esters and DBA dibasic acids at Invista.
The epoxide functional group in veronia oil is typically cross-linked with such dibasic acids as sebacic acid, to form crosslinked polyesters.
Table 4-principal compounds used in manufacture of esters Organic acids Monobasic acids Dibasic acids Tribasic acids Oleic Phthalic anhydride Trimellitic anhydride Stearic Adipic acid Citric acid Benzoic Sebacic acid Pelargonic Azelaic acid Glutaric acid Organic alcohols Monohydric Dihydric Trihydric 2-Ethylhexanol Propylene glycol Glycerol Isodecanol 1,3 butandiol Trimethylolpropane 6-10 linear alcohols 1,4 butandiol Benzyl alcohol Isononyl alcohol
The American chemist Wallace Carothers has discovered in the late 1920s that reactions between dibasic acids and diols produce molecules with a high molecular weight (1).