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"index_show"><a href="http://www.cdcfah.com/zh/"><span>展會(huì)信息</span></a></li></ul></div></nav><section class="wrap clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="ryefbka" class="twoCol"><div id="marnyea" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_huagong/">化工</a>?<a href="http://www.cdcfah.com/cp/second-huagong_wujiyan/">無機(jī)鹽</a>?<a href="http://www.cdcfah.com/cp/third-wujiyan_qtwjy/">其他無機(jī)鹽</a>?寧波巴斯夫1-2丙二胺有哪些優(yōu)勢(shì) 上海蔚云化工供應(yīng)</p><div id="dqwnuqw" class="leftbox clearfix"><h1>寧波巴斯夫1-2丙二胺有哪些優(yōu)勢(shì) 上海蔚云化工供應(yīng)</h1><div id="pctawcd" class="proBig"><div id="x27lhdu" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shweiyun/637389623215211382/2353830.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="3grno8b" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shweiyun/637389623215211382/2353830.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="sabxtu2" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)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>寧波巴斯夫1-2丙二胺有哪些優(yōu)勢(shì),巴斯夫1-2丙二胺</p><p><span>***更新：</span>2020-12-23 07:17:58</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="beu8mm8" 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(jī): </span>021-52909928</p><p><span>地址: </span>靜安區(qū)靈石路709號(hào)55幢A2113室</p><p>[當(dāng)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="hopgcdu" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="wkqrn3a" class="box"><p><p style="text-indent:25px">1,2-丙二胺是一種化學(xué)物品，分子式是C3H10N2。用于有機(jī)合成、制藥及合成染料，并用作溶纖劑、橡膠硫化促進(jìn)劑等。具有強(qiáng)堿性和強(qiáng)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。由1,2-二氯丙烷與液氨進(jìn)行氨化制得。將1,2-二氯丙烷和25%的氨水分別加入反應(yīng)器中,控制溫度在150℃左右,壓力保持在2，寧波巴斯夫1-2丙二胺有哪些優(yōu)勢(shì).45MPa。氨化反應(yīng)結(jié)書后,將反應(yīng)液脫氨,加氫氧化鈉中和至堿性,經(jīng)濃縮、脫鹽、進(jìn)行精餾,切取112℃以上餾分為成品,收率65-70%。精制方法: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(shí)用金屬鈉，寧波巴斯夫1-2丙二胺有哪些優(yōu)勢(shì)，寧波巴斯夫1-2丙二胺有哪些優(yōu)勢(shì)、無水硫酸鈣等脫水后進(jìn)行減壓蒸餾。也可以用甲苯進(jìn)行共沸蒸餾精制。1，2-丙二胺是一種有廣闊發(fā)展前景的有機(jī)化工和精細(xì)化學(xué)品。寧波巴斯夫1-2丙二胺有哪些優(yōu)勢(shì)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="寧波巴斯夫1-2丙二胺有哪些優(yōu)勢(shì),巴斯夫1-2丙二胺" src="https://tyunfile.71360.com/UploadFile/shweiyun/637389623215211382/2353830.png"></div><p style="text-indent:25px">1,2-丙二胺≥90.0％78-90-0?皮膚接觸：立即脫去污染的衣著，用大量流動(dòng)清水沖洗至少15分鐘。就醫(yī)。眼睛接觸：立即提起眼瞼，用大量流動(dòng)清水或生理鹽水徹底沖洗至少15分鐘。就醫(yī)。吸入：迅速脫離現(xiàn)場至空氣新鮮處。保持呼吸道通暢。如呼吸困難，給輸氧。如呼吸停止，立即進(jìn)行人工呼吸。就醫(yī)。食入：用水漱口，給飲牛奶或蛋清。就醫(yī)。易燃，遇明火、高熱或與氧化劑接觸，有引起燃燒的危險(xiǎn)。受熱分解放出有毒的氧化氮煙氣。能腐蝕銅及其合金。有害燃燒產(chǎn)物：一氧化碳、二氧化碳、氧化氮。滅火方法：用水噴射逸出液體，使其稀釋成不燃性混合物，并用霧狀水保護(hù)消防人員。滅火劑：水、抗溶性泡沫、干粉、二氧化碳、砂土。寧波巴斯夫1-2丙二胺有哪些優(yōu)勢(shì)1，2丙二胺是有較好經(jīng)濟(jì)效益的產(chǎn)品。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="寧波巴斯夫1-2丙二胺有哪些優(yōu)勢(shì),巴斯夫1-2丙二胺" src="https://tyunfile.71360.com/UploadFile/shweiyun/637389623437310972/6876389.png"></div><p style="text-indent:25px">1，2丙二胺為易燃、有毒的強(qiáng)堿性腐蝕性液體。蒸氣或液體均皮膚和黏膜，能引起過敏，呈現(xiàn)出反應(yīng)。吸入高濃度乙二胺蒸氣會(huì)引起氣喘性，嚴(yán)重時(shí)易發(fā)生致命性中毒。大鼠經(jīng)口ＬＤ５０１１６０ｍｇ／ｋｇ，小鼠經(jīng)口ＬＤ５０４４８ｍｇ／ｋｇ。生產(chǎn)現(xiàn)場容許濃度１０×１０－６。一般濃度對(duì)肺、肝、等均引起慢性中毒。生產(chǎn)設(shè)備應(yīng)密閉，防止跑、冒、滴、漏。操作人員應(yīng)穿戴防護(hù)用具，避免直接接觸。濺及皮膚、眼、鼻，應(yīng)用水或２％溶液沖洗，并涂以軟膏。吸入蒸氣時(shí)應(yīng)移至新鮮空氣處作深呼吸，嚴(yán)重時(shí)請(qǐng)醫(yī)生***。穩(wěn)定性 : 穩(wěn)定禁配物酸類、酰基*、酸酐、強(qiáng)氧化劑、二氧化碳 ;;避免接觸的條件 ;受熱 .聚合危害不聚合 ;由1,2-二氯丙烷與**進(jìn)行氨化制得</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(diǎn)（℃）：-37.2；沸點(diǎn)（℃）：119.5；相對(duì)密度（水=1）：0.87；相對(duì)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(diǎn)（℃）：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,20oC）：1.70；比旋光度（o）：[α]+29.78°。電導(dǎo)率（S/m,25oC）：10-8~10-10；pKa（30oC）：7.07。體膨脹系數(shù)（K-1,20oC）：0.00107。1，2-丙二胺由1,2-二氯丙烷與液氨進(jìn)行氨化制得。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="寧波巴斯夫1-2丙二胺有哪些優(yōu)勢(shì),巴斯夫1-2丙二胺" src="https://tyunfile.71360.com/UploadFile/shweiyun/637389623485230831/6319453.png"></div><p style="text-indent:25px">氣相色譜法測定維生素K_1注射劑中1,2-丙二醇的含量：目的建立GC法測定維生素K1注射劑中1,2-丙二醇的含量.方法采用Agilent DB-WAX氣相毛細(xì)管柱(0.32mm×30 m,0.25μm),FID檢測器,程序升溫:80℃維持1 min,再以10℃min-1升溫至230℃維持4 min,進(jìn)樣口溫度:230℃,檢測器溫度:250℃.結(jié)果維生素K1注射劑中1,2-丙二醇在0.102 5~4.099 8 mg mL-1與峰面積呈良好線性關(guān)系(r=0.999 9),平均回收率為97.5%,RSD為0.40%(n=9).結(jié)論本方法準(zhǔn)確度高,重現(xiàn)性好,可用于維生素K1注射劑中1,2-丙二醇含量的測定。根據(jù)原料不同，丙二胺的生產(chǎn)方法可分為二種。寧波巴斯夫1-2丙二胺有哪些優(yōu)勢(shì)</p><p style="text-indent:25px">1，2-丙二胺庫溫不宜超過32℃,相對(duì)濕度不超過80%。寧波巴斯夫1-2丙二胺有哪些優(yōu)勢(shì)</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(jìn)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，故常混有其他胺和水等雜質(zhì)。精制時(shí)用金屬鈉、無水硫酸鈣等脫水后進(jìn)行減壓蒸餾。也可以用進(jìn)行共沸蒸餾精制。寧波巴斯夫1-2丙二胺有哪些優(yōu)勢(shì)</p><p style="text-indent:25px">上海蔚云化工有限公司主要經(jīng)營范圍是化工，擁有一支專業(yè)技術(shù)團(tuán)隊(duì)和良好的市場口碑。公司自成立以來，以質(zhì)量為發(fā)展，讓匠心彌散在每個(gè)細(xì)節(jié)，公司旗下環(huán)戊酮，甲基異丙基酮，丙二胺，二甘醇胺深受客戶的喜愛。公司從事化工多年，有著創(chuàng)新的設(shè)計(jì)、強(qiáng)大的技術(shù)，還有一批**的專業(yè)化的隊(duì)伍，確保為客戶提供良好的產(chǎn)品及服務(wù)。上海蔚云化工立足于全國市場，依托強(qiáng)大的研發(fā)實(shí)力，融合前沿的技術(shù)理念，飛快響應(yīng)客戶的變化需求。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2526325.html</p></div></div></div></div></div><div id="s7ci8c8" class="page-right twoColRt"><div id="xfw8qms" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="fyu8o8y" class="recomPic 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