Synthesis and Characterization of Polyesteramide Hot Melt Adhesive from Low Purity Dimer Acid, Ethylenediamine, and Ethanolamine

Table 3

Acid, amine, and hydroxyl values obtained for the prepared PEA HMAs.

Sample name	Acid value; (mg KOH/g)	Amine value; (mg KOH/g)	Hydroxyl value; (mg KOH/g)
PEA0	4.3	4.1	—
PEA10	4.7	3.8	2.7
PEA20	4.0	3.2	3.4
PEA30	4.8	2.5	4.7