HOT MELT ADHESIVE Russian patent published in 1994 - IPC

FIELD: furniture-making industry. SUBSTANCE: hot melt adhesive composition includes the following ingredient, % by weight: ethylene-vinyl acetate copolymer 25-45; glycerol ether of modified rosin 23-35; partially diethylene glycol-esterified rosin product (acid number 50-80 mg KOH/g) 5-15; and filler 15-40. The hot melt adhesive is prepared by mixing successively said rosin glycerol ether, partial rosin ester, ethylene-vinyl acetate copolymer and filler at 100-150 C. The characterization of the adhesive is as follows: setting time 4-9 sec, flow-melt index 25-30 g / 10 min, adhesive strength at -30 C in plastic edge peeling test 4 points. EFFECT: increased adhesive capacity. 2 tbl