| 摘要 |
The invention relates to a novel polyester tackifier, adhesive compositions comprising the tackifier and methods of preparation. More specifically, the polyester tackifier is obtainable by polymerising a mixture comprising a diacid or derivative thereof, a diol, and at least 6 molar % of an organic monofunctional compoun d, wherein the mixture is essentially free from com-pounds comprising more than two carboxylic acid groups or alcohol groups . |
