乙(Yi)丙(Bing)橡(Xiang)胶(Jiao)是(Shi)乙(Yi)烯(Xi)、(?)丙(Bing)烯(Xi)和(He)少(Shao)量(Liang)的(De)非(Fei)共(Gong)轭(E)二(?)烯(Xi)烃(Ting)的(De)共(Gong)聚(Ju)物(Wu),(?)是(Shi)乙(Yi)丙(Bing)橡(Xiang)胶(Jiao)的(De)一(Yi)种(Zhong),(?)以(Yi)EPDM((?)Ethylene Propylene Diene Monomer)(?)表(Biao)示(Shi),(?)因(Yin)其(Qi)主(Zhu)链(Lian)是(Shi)由(You)化(Hua)学(Xue)稳(Wen)定(Ding)的(De)饱(Bao)和(He)烃(Ting)组(Zu)成(Cheng),(?)只(Zhi)在(Zai)侧(Ce)链(Lian)中(Zhong)含(Han)有(You)不(Bu)饱(Bao)和(He)双(Shuang)键(Jian),(?)故(Gu)其(Qi)耐(Nai)臭(Chou)氧(Yang)、(?)耐(Nai)热(Re)、(?)耐(Nai)候(Hou)等(Deng)耐(Nai)老(Lao)化(Hua)性(Xing)能(Neng)优(You)异(Yi),(?)可(Ke)广(Guang)泛(Fan)用(Yong)于(Yu)汽(Qi)车(Che)部(Bu)件(Jian)、(?)建(Jian)筑(Zhu)用(Yong)防(Fang)水(Shui)材(Cai)料(Liao)、(?)电(Dian)线(Xian)电(Dian)缆(Lan)护(Hu)套(Tao)、(?)耐(Nai)热(Re)胶(Jiao)管(Guan)、(?)胶(Jiao)带(Dai)、(?)汽(Qi)车(Che)密(Mi)封(Feng)件(Jian)等(Deng)领(Ling)域(Yu)。(?)