順丁(ding)(ding)(ding)橡(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)是順式-1,4-聚丁(ding)(ding)(ding)二(er)(er)烯橡(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)的(de)簡稱(cheng)，其(qi)分子(zi)式為(C4H6)n。順丁(ding)(ding)(ding)橡(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)是由(you)丁(ding)(ding)(ding)二(er)(er)烯聚合而成(cheng)的(de)結(jie)構規整的(de)合成(cheng)橡(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)，其(qi)順式結(jie)構含量在95%以上。根(gen)據催化(hua)劑的(de)不同，可(ke)分成(cheng)鎳系(xi)、鈷系(xi)、鈦系(xi)和(he)稀土系(xi)（釹系(xi)）順丁(ding)(ding)(ding)橡(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)。順丁(ding)(ding)(ding)橡(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)是僅次于丁(ding)(ding)(ding)苯(ben)橡(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)的(de)第二(er)(er)大合成(cheng)橡(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)。與天然(ran)橡(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)和(he)丁(ding)(ding)(ding)苯(ben)橡(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)相比，硫化(hua)后其(qi)耐(nai)(nai)寒性、耐(nai)(nai)磨性和(he)彈性特(te)別(bie)優(you)異，動負荷下發熱少，耐(nai)(nai)老化(hua)性尚好，易與天然(ran)橡(xiang)(xiang)(xiang)、氯丁(ding)(ding)(ding)橡(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)或(huo)丁(ding)(ding)(ding)腈(jing)橡(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)并用。順丁(ding)(ding)(ding)橡(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)特(te)別(bie)適用于制(zhi)(zhi)造汽車輪(lun)胎和(he)耐(nai)(nai)寒制(zhi)(zhi)品，還可(ke)以制(zhi)(zhi)造緩沖材料及各種膠(jiao)(jiao)(jiao)(jiao)鞋、膠(jiao)(jiao)(jiao)(jiao)布、膠(jiao)(jiao)(jiao)(jiao)帶和(he)海綿膠(jiao)(jiao)(jiao)(jiao)等。