弹性体材料

弹性体材料，弹性体指热塑性弹性体和不能用硫黄硫化的各种特殊饱和橡胶（于清溪·橡胶原材料手册·化学工业出版社）。“弹性体”更扩展为具有弹性的聚合物的总称。首先根据美国测量与材料协会（ASTM）颁布的ASTM D1566-07a标准，“Standard Terminology Relating to Rubber（橡胶相关标准术语学）”来辨析一下这两个词的定义及其涵盖范围。 rubber—material that is capable of recovering from large deformations quickly and forcibly， and can be， or already is， modified to a state in which it is essentially insoluble (but can swell) in boiling solvent， such as benzene， methyl ethyl ketone， or ethanol-toluene azeotrope. DISCUSSION—A rubber in its modifi