| abstract |
A hot melt adhesive having improved adhesive strength while maintaining or improving fluidity is provided. [1] A melting endotherm (ΔH-D) measured by a differential scanning calorimeter (DSC) is 0 to 80 J / g, and a viscosity measured by a B-type viscometer at 190 ° C. is 500. A propylene polymer having a viscosity of ˜6,000 mPa · s, [2] a propylene resin composition containing a resin (A) containing the propylene polymer and a plasticizer (B), and [3] the propylene polymer. A hot melt adhesive containing a polymer or a propylene resin composition. [Selection figure] None |