| 摘要 |
PROBLEM TO BE SOLVED: To provide a hot melt adhesive agent having enhanced wet adhesiveness to a constitutional member such as a polyolefin resin film, a nonwoven fabric, a tissue and natural rubber without reduction of thermal stability and generation of odor.SOLUTION: There is provided a hot melt adhesive agent containing (A) a thermoplastic block copolymer containing at least one kind of a block copolymer of vinyl aromatic hydrocarbon and a conjugated diene compound, and hydrogenated product thereof and (B) acid modified petroleum resin manufactured by acid modification by unsaturated carboxylic acid or anhydride thereof. |
