| abstract |
A hot melt adhesive composition that includes a propylene-alpha-olefm polymer including at least 50 mole % propylene and has a ratio of z average molecular weight (Mz) to number average molecular weight (Mn) (Mz/Mn) from greater than 20 and no greater than 50, a ratio of Mz to weight average molecular weight (Mw) (Mz/Mw) from greater than 2.5 to no greater than 6, a crystallinity of at least 5 %, and a viscosity of no greater than 2,500 centipoise at 190°C, and from 10 % by weight to no greater than 30 % by weight tackifying resin, the adhesive composition having a viscosity no greater than 10,000 centipoise at 149°C. |