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蘇州晶塑米新材料供應(yīng)</p><div id="w2gxxzb" class="leftbox clearfix"><h1>上海透明聚酰胺廠家誠(chéng)信服務(wù) 蘇州晶塑米新材料供應(yīng)</h1><div id="lkrj7pc" class="proBig"><div id="nq2i8n2" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/szjingsumi/637381781500371094/3952416.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="xsum8c2" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/szjingsumi/637381781500371094/3952416.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="ty2nhta" 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>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>上海透明聚酰胺廠家,PA66</p><p><span>***更新：</span>2020-10-29 04:29:50</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="37wtizq" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">蘇州晶塑米新材料有限公司</a></p><p><span>聯(lián)系人：</span>李麗</p><p><span>郵箱: </span>321260043@qq.com</p><p><span>電話: </span>15162619982</p><p><span>傳真: </span>151_</p><p><span>網(wǎng)址: </span>http://szjingsumi.shop.88360.com</p><p><span>手機(jī): </span>151-62619982</p><p><span>地址: </span>陸家鎮(zhèn)陸豐東路3號(hào)仕泰隆模具城17-8號(hào)</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="jkryfwi" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="or3subi" class="box"><p><p style="text-indent:25px">聚酰胺俗稱尼龍，通稱耐綸，上海透明聚酰胺廠家，上海透明聚酰胺廠家。主鏈上含許多重復(fù)基團(tuán)的一類線性高分子化合物。1889年首先由加勃瑞爾等人發(fā)現(xiàn)，1929年美國(guó)杜邦公司的卡羅瑟斯開始進(jìn)行系統(tǒng)研究，1937年制得一個(gè)聚酰胺品種——尼龍66，并于1939年正式投入工業(yè)生產(chǎn)。由二元胺和二元酸縮聚而成，也可由內(nèi)酰胺自聚而得。中國(guó)用它作塑料時(shí)稱為尼龍，其命名由二元胺和二元酸中的碳原子數(shù)決定，如己二胺與癸二酸的縮聚物稱為尼龍610，其中6指二元胺中碳原子數(shù)，10是二元酸中碳原子數(shù)。如由內(nèi)酰胺開環(huán)制取的聚酰胺，則其命名由氨基酸中碳原子數(shù)而定，如己內(nèi)酰胺可制得尼龍6。目前已開發(fā)的品種有10多種，其中尼龍66、尼龍610和尼龍6等已投入工業(yè)規(guī)模生產(chǎn)。聚酰胺保留了聚酰亞胺原有的優(yōu)異特性，如耐熱性，上海透明聚酰胺廠家、力學(xué)性能、耐蠕變性、耐輻射性和化學(xué)穩(wěn)定性等。上海透明聚酰胺廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海透明聚酰胺廠家,PA66" src="https://tyunfile.71360.com/UploadFile/szjingsumi/637381781500371094/3952416.png"></div><p style="text-indent:25px">聚酰胺6纖維和聚酰胺66纖維均以生產(chǎn)長(zhǎng)絲為主,采用熔體紡絲制備（見彩圖）。由噴絲孔壓出的初生纖維經(jīng)過紡絲套筒,采用側(cè)吹風(fēng)等形式使其冷卻,然后進(jìn)行拉伸。聚酰胺纖維玻璃化溫度低，在室溫下即可拉伸3.5～4.5倍，可采用單區(qū)拉伸或由冷拉伸和熱拉伸結(jié)合的雙區(qū)拉伸。拉伸后的纖維經(jīng)加捻、壓洗（間斷法無此工序）、定型制得成品。常用的紡絲速度為800～1000m/min，當(dāng)紡絲速度高于4500m/min，并相應(yīng)有5000～5200m/min的卷繞速度時(shí)，可省去單獨(dú)的拉伸加捻等工序，所生產(chǎn)的部分取向絲可直接在拉伸變形機(jī)上進(jìn)行變形加工，制得各種變形紗。聚酰胺6纖維生產(chǎn)中,還采用了紡絲-拉伸-熱定型一步法工藝，提高了生產(chǎn)的連續(xù)程度，此工藝可用于無捻長(zhǎng)絲的生產(chǎn)，聚酰胺的變形紗主要有用作地毯絲的膨體長(zhǎng)絲。它的加工方法也有兩種:紡絲-拉伸與空氣變形分段工藝和紡絲-拉伸-變形連續(xù)工藝。分段工藝靈活性大，適用于變換花色品種的小批量生產(chǎn)；連續(xù)工藝適用于大批量連續(xù)生產(chǎn)，效率高，目前也可一次完成三色膨體長(zhǎng)絲的生產(chǎn)。蘇州生物聚酰胺報(bào)價(jià)聚酰胺耐化學(xué)腐蝕性和自潤(rùn)滑性，且摩擦系數(shù)低，有一定的阻燃性。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海透明聚酰胺廠家,PA66" src="https://tyunfile.71360.com/UploadFile/szjingsumi/637381781590078125/7375286.png"></div><p style="text-indent:25px">聚酰胺的改性：聚酰胺之所以具有旺盛的生命力，能成為工程塑料較重要的品種，一方面源于其本身的優(yōu)異性能，另一方面在于其改性后所達(dá)到的高性能化和功能化能夠滿足電子、電器、通訊、機(jī)械、汽車等產(chǎn)業(yè)對(duì)產(chǎn)品性能越來越高的要求. 1聚酰胺的阻燃改性聚酰胺同大多數(shù)的聚合物一樣，容易燃燒，以聚酰胺6為例，其極限氧指數(shù)*為23%，是可燃的塑料材料，這限制了其在許多工業(yè)領(lǐng)域的應(yīng)用，因而聚酰胺的阻燃改性具有非常重要的意義。聚合物阻燃的常用方法是添加阻燃劑。阻燃劑通常又可分為有機(jī)阻燃劑和無機(jī)阻燃劑，其中有機(jī)阻燃劑包括溴系、氯系、氮系、磷系和氮磷阻燃劑，無機(jī)阻燃劑則包括水合氫氧化鋁、水合氫氧化鎂、紅磷及硼化物。聚酰胺常用的阻燃劑有溴系、磷系、氮系阻燃劑以及無機(jī)阻燃劑，有時(shí)還采用不同的阻燃劑可以達(dá)到更好的協(xié)同效應(yīng)。</p><p style="text-indent:25px">聚酰胺是什么材：就是我們常說的尼龍聚酰胺俗稱尼龍(Nylon)，英文名稱Polyamide ，它是大分子主鏈重復(fù)單元中含有酰胺基團(tuán)的高聚物的總稱。聚酰胺可由內(nèi)酸胺開環(huán)聚合制得，也可由二元胺與二元酸縮聚等得到的。聚酰胺(PA)是指主鏈節(jié)含有極性酰胺基團(tuán)(-CO-NH一)的高聚物。較初用作制造纖維的原料，后來由于PA具有強(qiáng)韌、耐磨、自潤(rùn)滑、使用溫度范圍寬成為目前工業(yè)中應(yīng)用普遍的一種工程塑料。PA普遍用來代替銅及其他等優(yōu)點(diǎn)，有色金屬制作機(jī)械、化工、電器零件，如柴油發(fā)動(dòng)機(jī)燃油泵齒輪、水泵、高壓密封圈、輸油管等。 [1] 是美國(guó)DuPont公司較先開發(fā)用于纖維的樹脂，于1939年實(shí)現(xiàn)工業(yè)化。 20世紀(jì)50年代開始開發(fā)和生產(chǎn)注塑制品，以取代金屬滿足下游工業(yè)制品輕量化、降低成本的要求。PA具有良好的綜合性能，包括力學(xué)性能、耐熱性、耐磨損性、耐化學(xué)藥品性和自潤(rùn)滑性，且摩擦系數(shù)低，有一定的阻燃性，易于加工，適于用玻璃纖維和其它填料填充增強(qiáng)改性，提高性能和擴(kuò)大應(yīng)用范圍。聚酰胺具有無毒、質(zhì)輕、優(yōu)良的機(jī)械強(qiáng)度、耐磨性及較好的耐腐蝕性。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海透明聚酰胺廠家,PA66" src="https://tyunfile.71360.com/UploadFile/szjingsumi/637381781576494141/6099852.png"></div><p style="text-indent:25px">花樣繁多的尼龍制品只是聚酰胺應(yīng)用的一部分，其主要應(yīng)用還在于合成纖維。在中國(guó)，聚酰胺纖維的商名為錦綸，主要品種為錦綸66和錦綸6，用作輪胎簾子線、漁網(wǎng)、繩索、傳送帶和降落傘等。芳香聚酰胺纖維可制宇宙服、防彈衣、高溫濾布、耐高溫衣服、海底電纜，以此纖維增強(qiáng)的塑料可用于宇宙飛船、飛機(jī)、導(dǎo)彈殼體、賽車等。但尼龍?jiān)诔叵氯苡诜宇惡图姿?，加熱時(shí)溶于鹵代醇、乙二醇等溶劑，不耐酸，有無機(jī)酸存在時(shí)容易水解，而且具吸水性，尺寸穩(wěn)定性和電絕緣性能較差。聚酰胺人低溫性能好，在低溫下，強(qiáng)度降低很少。水性PA66哪家好</p><p style="text-indent:25px">聚酰胺具有質(zhì)輕、防皺性優(yōu)良、透氣性好。上海透明聚酰胺廠家</p><p style="text-indent:25px">聚酰胺的缺點(diǎn)以般有幾下幾點(diǎn)： 1.聚酰胺吸潮、透濕性較大，吸水后易產(chǎn)生尺寸偏移。 2.聚酰胺挺力弱，易起皺。 3.聚酰胺抗靜電性能不好。聚酰胺的電性能，由于聚酰胺是親水性的，很難得到一定干燥的制品，而它的電性能又隨著含水較的變化而變化，所以在通常情況下不用它作電絕緣材料。 4.聚酰胺耐熱性比較差。 5.聚酰胺的吸水性和線膨脹率很大，特別是尼龍-6和尼龍-66較為明顯，在大氣中的平衡吸水率可達(dá)3.5%，常溫下浸入水中24小時(shí)，其飽和吸水率可達(dá)10.7%。吸水的結(jié)果造成體積膨脹，當(dāng)吸水率為3.5%時(shí)，線膨脹率為0.65%,當(dāng)吸水率為線膨脹率為2.3%,尺寸穩(wěn)定性很差。吸水后制品的抗拉強(qiáng)度有明顯的降低，減量可達(dá)30?50%，但韌性更好，沖擊強(qiáng)度可提高3?4倍。一定干燥的聚酰胺硬而脆,韌性和延伸率都很差，無法使用，但它在空氣中會(huì)'自動(dòng)吸水，隨著吸水量的枏加，其綜合性能也有改善。聚酰胺的吸水率隨單體中碳鏈的增加而減少。上海透明聚酰胺廠家</p><p style="text-indent:25px">蘇州晶塑米新材料有限公司位于陸家鎮(zhèn)陸豐東路3號(hào)仕泰隆模具城17-8號(hào)，交通便利，環(huán)境優(yōu)美，是一家貿(mào)易型企業(yè)。公司致力于為客戶提供安全、質(zhì)量有保證的良好產(chǎn)品及服務(wù)，是一家有限責(zé)任公司企業(yè)。公司始終堅(jiān)持客戶需求優(yōu)先的原則，致力于提供高質(zhì)量的PA66，PC，POM，PLA。蘇州晶塑米以創(chuàng)造***產(chǎn)品及服務(wù)的理念，打造高指標(biāo)的服務(wù)，引導(dǎo)行業(yè)的發(fā)展。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1753739.html</p></div></div></div></div></div><div id="l8mdk3a" class="page-right twoColRt"><div id="lupelkr" class="box01 margin10 clearfix"><h3><a 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