溫州巴斯夫1-2丙二胺什么品牌比較好上海蔚云化工供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="1，2丙二胺性狀：無色液體，有氨的氣味，有吸濕性。熔點（℃）：-37.2；沸點（℃）：119.5；相對密度（水=1）：0.87；相對蒸氣密度（空氣=1）：2.5；飽和蒸氣壓（kPa）：1.07（20℃）；燃燒熱（kJ/mol）：-2511."><meta name="keywords" content="溫州巴斯夫1-2丙二胺什么品牌比較好,巴斯夫1-2丙二胺"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" /> <script>var V_PATH="/";window.onerror=function(){ return true; };</script> </head><body> <h1><a href="http://www.cdcfah.com/">六月丁香婷婷亚洲中文字幕,欧美精品高清一区二区蜜芽,尤物92午夜福利视频,精品视频一区二区三区在线观看</a></h1> <div style="position:fixed;left:-9000px;top:-9000px;"><object id="qgqbi"></object><delect id="qgqbi"><sub id="qgqbi"><dl id="qgqbi"></dl></sub></delect><track id="qgqbi"></track><tr id="qgqbi"></tr><video id="qgqbi"></video><xmp id="qgqbi"><span id="qgqbi"></span></xmp><span id="qgqbi"></span><strong id="qgqbi"><em id="qgqbi"><sup id="qgqbi"><progress id="qgqbi"></progress></sup></em></strong><dl id="qgqbi"><small id="qgqbi"></small></dl><wbr id="qgqbi"></wbr><noscript id="qgqbi"></noscript><tr id="qgqbi"></tr><track id="qgqbi"><dl id="qgqbi"></dl></track><label id="qgqbi"><em id="qgqbi"></em></label><tbody id="qgqbi"></tbody><blockquote id="qgqbi"></blockquote><dfn id="qgqbi"><center id="qgqbi"></center></dfn><sub id="qgqbi"></sub><u 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id="e3zlvcj" class="proBig"><div id="7lspjfm" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shweiyun/637389623591490601/9763647.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="vcjbyk8" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shweiyun/637389623591490601/9763647.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="v3kbdkh" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>溫州巴斯夫1-2丙二胺什么品牌比較好,巴斯夫1-2丙二胺</p><p><span>***更新：</span>2020-10-30 07:24:53</p><p><span id="click" >瀏覽次數(shù)：2次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="tkhj3zb" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海蔚云化工有限公司</a></p><p><span>聯(lián)系人：</span>盛志華</p><p><span>郵箱: </span>3273929241@qq.com</p><p><span>電話: </span>18721726651</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>http://www.weiyunhuagong.com</p><p><span>手機: </span>021-52909928</p><p><span>地址: </span>靜安區(qū)靈石路709號55幢A2113室</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="pobyvco" class="page-proshow02"><p class="title">詳細說明</p><div id="3md2jl8" class="box"><p><p style="text-indent:25px">1，2丙二胺性狀：無色液體，有氨的氣味，有吸濕性。熔點（℃）：-37.2；沸點（℃）：119.5；相對密度（水=1）：0.87；相對蒸氣密度（空氣=1）：2.5；飽和蒸氣壓（kPa）：1.07（20℃）；燃燒熱（kJ/mol）：-2511.9；臨界溫度（℃）：316.2；臨界壓力（MPa）：5.27；辛醇/水分配系數(shù)：-1.200；閃點（℃）：33（OC）；引燃溫度（℃）：360；上限（%）：16.9；下限（%）：1.9；溶解性：易溶于水，溶于**、苯、氯仿和乙醇等。折射率（20oC）：1.4460；黏度（mPa·s，溫州巴斯夫1-2丙二胺什么品牌比較好，溫州巴斯夫1-2丙二胺什么品牌比較好,20oC）：1.70；比旋光度（o）：[α]+29.78°。電導(dǎo)率（S/m，溫州巴斯夫1-2丙二胺什么品牌比較好,25oC）：10-8~10-10；pKa（30oC）：7.07。體膨脹系數(shù)（K-1,20oC）：0.00107。1，2丙二胺用于染料、藥物等的制造。溫州巴斯夫1-2丙二胺什么品牌比較好</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="溫州巴斯夫1-2丙二胺什么品牌比較好,巴斯夫1-2丙二胺" src="https://tyunfile.71360.com/UploadFile/shweiyun/637389623591490601/9763647.png"></div><p style="text-indent:25px">1,2-丙二胺在小試實驗的基礎(chǔ)上為進一步研究放大實驗需對較佳工藝條件下合成N-β-羥丙基-1,2-丙二胺宏觀動力學進行研究。實驗采用反應(yīng)蒸餾方法,以1,2-丙二胺和環(huán)氧丙烷為原料合成N-β-羥丙基-1,2-丙二胺,根據(jù)氣液相反應(yīng)機理和連串反應(yīng)特征,在環(huán)氧丙烷通氣率30—50 mL/min,導(dǎo)入溫度40℃,液相體積流率1.2 mL/s,導(dǎo)入溫度60℃條件下,建立了N-β-羥丙基-1,2-丙二胺合成的宏觀動力學模型。通過實驗判定反應(yīng)區(qū)域,并確定了模型中的參數(shù)。結(jié)果表明,反應(yīng)屬瞬間反應(yīng),對氣相組分濃度表現(xiàn)為一級反應(yīng)。連云港巴斯夫1-2丙二胺哪家比較便宜1，2-丙二胺儲存遠離火種、熱源。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="溫州巴斯夫1-2丙二胺什么品牌比較好,巴斯夫1-2丙二胺" src="https://tyunfile.71360.com/UploadFile/shweiyun/637389623193199590/7722952.png"></div><p style="text-indent:25px">1，2丙二胺用作有機合成中間體，用來制取染料、離子交換樹酯、環(huán)氧樹脂固化劑、油料和無氰電鍍鋅添加劑、纖維及皮革處理劑和殺菌劑等。該品分子中既含有伯胺基，又有叔胺基，用作環(huán)氧樹酯固化劑兼具固化劑和促進劑兩種功能。主要用于層壓品、澆鑄品和粘合劑等，一般用量為2-6份。用作環(huán)氧樹脂的固化劑。本品分子中既含有伯胺基，又含有叔胺基，用作環(huán)氧樹脂固化劑兼具促進劑兩種功能。主要用作層壓品、澆鑄品和黏合劑等，一般用量2～6份。本品還用作有機合成中間體，用來制取染料、離子交換樹脂及鍍鋅添加劑。</p><p style="text-indent:25px">將1,2-二氯丙烷和25%分別加入反應(yīng)器中，控制溫度在150℃左右，壓力保持在2.45MPa。氨化反應(yīng)結(jié)束后，將反應(yīng)液脫氨，加氫氧化鈉中和至堿性，經(jīng)濃縮、脫鹽、進行精餾，切取112℃以上餾分為成品，收率65-70%。原料消耗定額：1,2-二氯丙烷（60%）8000kg/t、**（95%）3000kg/t、氫氧化鈉（40%）10000kg/t。：丙二胺是由1,2-二氯丙烷在乙醇溶液中與氨加熱制備的，故?；煊衅渌泛退入s質(zhì)。精制時用金屬鈉、無水硫酸鈣等脫水后進行減壓蒸餾。也可以用進行共沸蒸餾精制。1，2-丙二胺儲存禁止使用易產(chǎn)生火花的機械設(shè)備和工具。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="溫州巴斯夫1-2丙二胺什么品牌比較好,巴斯夫1-2丙二胺" src="https://tyunfile.71360.com/UploadFile/shweiyun/637389623139557026/4960577.png"></div><p style="text-indent:25px">1,2-丙二胺，健康危害：本品對粘膜、上呼吸道、眼和皮膚有強烈的刺激性。吸入后，可因喉及支氣管的痙攣、炎癥、水腫，化學性肺炎或肺水腫而致死。接觸后有燒灼感、咳嗽、喘息、喉炎、氣短、***、惡心和嘔吐。可致灼傷。環(huán)境危害：對環(huán)境有危害，對水體可造成污染。燃爆危險：本品易燃，有毒，具強腐蝕性、強刺激性，可致人體灼傷.1,2-丙二胺是一種化學物品，分子式是c3h10n2。用于有機合成、制藥及合成染料，并用作溶纖劑、橡膠硫化促進劑等。具有強堿性和強吸濕性，與空氣接觸產(chǎn)生白色煙霧。易溶于水、乙醇和氯仿，不溶于**和苯。1,2-丙二胺是一種化學物品，分子式是C3H10N2。衢州巴斯夫1-2丙二胺哪里有賣</p><p style="text-indent:25px">1，2丙二胺易燃，遇明火、高熱或與氧化劑接觸，有引起燃燒的危險。溫州巴斯夫1-2丙二胺什么品牌比較好</p><p style="text-indent:25px">合成方法以二甲氨基丙腈[1738-25-6]為原料在Ni-Al催化劑存在下加氫、甲醇，然后經(jīng)過濾、精餾，制得3-二甲氨基丙胺成品。所得產(chǎn)品純度可達99%以上，每噸產(chǎn)品消耗二甲氨基丙腈1150kg。先以丙烯腈和二甲胺為原料合成N，N-二甲氨基丙腈，再經(jīng)加氫而得。二甲氫基丙腈的合成將33%二甲胺水溶液（0.4mol)緩慢地滴加到21.2g（0.4mol)丙烯腈中，滴加過程反應(yīng)液溫度控制在10-15℃滴加時間約為2-3h，再于同一溫度下攪拌3-4h，靜置過夜。于5.33KPa下減壓蒸餾，收集82-84℃餾分，得36.4二甲氨基丙腈中間體產(chǎn)品。溫州巴斯夫1-2丙二胺什么品牌比較好</p><p style="text-indent:25px">上海蔚云化工有限公司坐落在靜安區(qū)靈石路709號55幢A2113室，是一家專業(yè)的化工產(chǎn)品（除危險化學品、監(jiān)控化學品、煙花爆竹、民用物品、易制毒化學品）、化工機械設(shè)備及配件的銷售，在化工技術(shù)領(lǐng)域內(nèi)從事技術(shù)開發(fā)、技術(shù)轉(zhuǎn)讓、技術(shù)服務(wù)、技術(shù)咨詢?！疽婪毥?jīng)批準的項目，經(jīng)相關(guān)部門批準后方可開展經(jīng)營活動】公司。一批專業(yè)的技術(shù)團隊，是實現(xiàn)企業(yè)戰(zhàn)略目標的基礎(chǔ)，是企業(yè)持續(xù)發(fā)展的動力。誠實、守信是對企業(yè)的經(jīng)營要求，也是我們做人的基本準則。公司致力于打造***的環(huán)戊酮，甲基異丙基酮，丙二胺，二甘醇胺。公司深耕環(huán)戊酮，甲基異丙基酮，丙二胺，二甘醇胺，正積蓄著更大的能量，向更廣闊的空間、更寬泛的領(lǐng)域拓展。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1771526.html</p></div></div></div></div></div><div id="jivs28c" class="page-right twoColRt"><div id="g22gikm" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="hrdvseq" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強信息推薦自業(yè)物資供應(yīng)" class="vcenter" 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