【正文】 bber device polymerization section process design學 生 學 號學 生 姓 名專 業(yè) 班 級指 導 教 師 張 鈺 教 授聯合指導教師 張 鈺 教 授完 成 日 期 吉 林 化 工 學 院Jilin Institute of Chemical TechnologyI / 52摘 要本設計是以丁二烯和苯乙烯為原料，年產 5 萬噸丁苯橡膠的工藝設計。通過比較目前丁苯橡膠的聚合生產方法，最后確定以低溫乳液聚合法作為聚合的工藝生產方法。綜合上述工藝計算和設計結果，繪制出了主要設備圖。Key words: SBR , Emulsion polymerization, Process design, butadiene, styrene monomerIII / 52目錄摘 要 ......................................................................................................................I第 1 篇 設計說明書 .................................................................................................1第 1 章 緒 論 .........................................................................................................1 丁苯橡膠的市場分析 ....................................................................................1 國外生產情況 ......................................................................................1 國內生產情況 ......................................................................................2 丁苯橡膠合成技術進展 ................................................................................4 乳聚丁苯橡膠的合成技術進展 ..........................................................4 溶聚丁苯橡膠合成技術進展 ..............................................................5 我國丁苯橡膠新技術的開發(fā) ..............................................................6 設計依據、指導思想 ..................................................................................6 設計依據 ............................................................................................6 指導思想 ............................................................................................6 設計地區(qū)的自然條件 ..................................................................................7第 2 章 工藝論證 .....................................................................................................8 產品的結構與性能 ........................................................................................8 名稱及其結構 ......................................................................................8 丁苯橡膠的性能 ..................................................................................8 丁苯橡膠的用途 ..................................................................................9 工藝原理 ......................................................................................................9 生產方法論證 ..............................................................................................10 丁苯橡膠的生產方法 ..................................................................................12 工藝方案選擇依據 ............................................................................12 工藝流程方面 ............................................................................12 反應速率 ....................................................................................12 經濟方面 ....................................................................................13 乳液聚合 ....................................................................................13 丁苯橡膠的工藝原理： ....................................................................13IV / 52 聚合原理 ....................................................................................13 鏈引發(fā) ........................................................................................13 鏈增長 ........................................................................................13 鏈終止 ........................................................................................14 丁苯橡膠生產工藝流程簡述 ............................................................14 丁苯橡膠的生產工藝流程 ................................................................16第 2 篇 設計計算說明書 .......................................................................................17第 1 章 基礎數據 ...................................................................................................17第 2 章 聚合工段物料衡算 ...................................................................................19 進料計算 ....................................................................................................19 出料計算 ....................................................................................................21第 3 章 聚合工段熱量衡算 ...................................................................................24 聚合熱 ........................................................................................................24 冷卻顯熱 ....................................................................................................24 攪拌熱 ........................................................................................................25 大氣吸熱 ....................................................................................................25 所需氨的量 ................................................................................................25第 4 章 反應器的選擇 ...........................................................................................27 反應釜的選型 ............................................................................................27 罐體尺寸確定 ............................................................................................28 筒體高徑比 ........................................................................................28 初步計算筒體直徑 ............................................................................28 聚合釜壁厚的計算 ............................................................................29第 5 章 管道直徑與貯罐的計算 ...........................................................................30 管道與貯罐的計算 ....................................................................................30 丁二烯苯乙烯進料管徑的計算 ........................................................30 貯罐體積的計算 ................................................................................30第 6 章 泵的計算 ...................................................................................................31 泵 P—304 的設計 ..