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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-_xiangsu/">橡塑</a>?<a href="http://www.cdcfah.com/cp/second-xiangsu_hcclzjhz/">合成材料助劑</a>?<a href="http://www.cdcfah.com/cp/third-hcclzjhz_qthcclzjfi/">其他合成材料助劑</a>?服務(wù)為先導(dǎo)電料單組份室溫固化導(dǎo)電膠水服務(wù)為先上海君宜化工供應(yīng)</p><div id="w77p7pw" class="leftbox clearfix"><h1>服務(wù)為先導(dǎo)電料單組份室溫固化導(dǎo)電膠水服務(wù)為先上海君宜化工供應(yīng)</h1><div id="icu97ia" class="proBig"><div id="wf3bqcz" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/junyi/637214396071933593/1256749.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="qf8bivm" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/junyi/637214396071933593/1256749.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="ba2ryfw" 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>服務(wù)為先導(dǎo)電料單組份室溫固化導(dǎo)電膠水,導(dǎo)電</p><p><span>***更新：</span>2020-07-21 01:16:33</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="x8o4922" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海君宜化工銷售中心（有限合伙）</a></p><p><span>聯(lián)系人：</span>蘇剛</p><p><span>郵箱: </span>sg@estrongchem.com</p><p><span>電話: </span>13524989551</p><p><span>傳真: </span>021_60823996 </p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>021-60826029</p><p><span>地址: </span>上海市浦東新區(qū)五星路676弄萬科御河10棟</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="lzwqxeb" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="z3etvhe" class="box"><p><p> 導(dǎo)熱界面材料基本原理 </p> <p> 熱處理中的關(guān)鍵問題就是將熱源產(chǎn)生的熱有效的傳導(dǎo)到散熱器件上。 </p> <p> 熱界面材料TIMs=ThermalInterfaceMaterials已廣泛應(yīng)用于提升熱傳導(dǎo)效率，器件產(chǎn)生的熱，通過其表面?zhèn)鲗?dǎo)到金屬散熱器，并經(jīng)由散熱器將熱散發(fā)到空氣中。但元器件表面通常為塑膠、陶瓷或金屬制，表面并非完全平整（散熱器表面亦非完全平整），若直接將元器件與散熱器接觸，中間必然會(huì)留下空隙，空氣會(huì)殘留其間，實(shí)際接觸面會(huì)減少，熱就不能有效傳導(dǎo)。TIM材料的柔軟性能，讓其能夠很好的填充這其間的空隙，幫助有效進(jìn)行熱傳導(dǎo)。 </p> <p> 半導(dǎo)體貼裝到電路板上后，其熱阻在其結(jié)合處（多孔表面）會(huì)明顯增加。如果將TIM材料填充其間，可以看到它有效的消除了半導(dǎo)體器件貼裝到電路板上的接觸熱阻，形成一個(gè)較高的梯度溫差。即使是拋光過的表面，也無法做到兩個(gè)表面物理全接觸。而要減少熱阻，服務(wù)為先導(dǎo)電料單組份室溫固化導(dǎo)電膠水，服務(wù)為先導(dǎo)電料單組份室溫固化導(dǎo)電膠水，就必要做到物理上的完全接觸，這樣才能形成***熱傳導(dǎo)途徑，服務(wù)為先導(dǎo)電料單組份室溫固化導(dǎo)電膠水。隨著許多高精尖技術(shù)的新型電子產(chǎn)品的問世，各種高精密的新型導(dǎo)電橡膠制品也相繼出現(xiàn)。服務(wù)為先導(dǎo)電料單組份室溫固化導(dǎo)電膠水</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="服務(wù)為先導(dǎo)電料單組份室溫固化導(dǎo)電膠水,導(dǎo)電" src="https://tyunfile.71360.com/WaterMark/UploadFile/junyi/637214396071933593/1256749.png"></div><p> 電磁屏蔽測(cè)量設(shè)備和設(shè)施 </p> <p> 屏蔽室： </p> <p> 屏蔽室用于9KHz?40GHz屏蔽效能測(cè)試，屏蔽室屏蔽效能應(yīng)至少大于相應(yīng)屏蔽效能等級(jí)6dB屏蔽室接地良好，接地電阻應(yīng)小于4Ω。屏蔽室應(yīng)足夠大 </p> <p> 屏蔽室測(cè)試窗為正方形，邊長不小于0.6m5適用頻率范圍為10kHz?40GHz,方形孔中心距屏蔽室地面高度不小于1m,方形孔邊界距側(cè)墻不小于0.5mo方形孔邊沿法蘭寬度不小于25mm,法蘭應(yīng)做導(dǎo)電處理。 </p> <p> 如*用于1GHz~40GHz屏蔽效能測(cè)量，測(cè)試窗尺寸可為0.3mx0.3m,邊界距側(cè)壁不小于0.1m,方形孔邊沿法蘭寬度不小于25mm,法蘭應(yīng)做導(dǎo)電處理。應(yīng)保證屏蔽室內(nèi)天線邊沿距側(cè)壁不小于0.1m。也可使用屏蔽暗箱。 </p> <p> 試驗(yàn)中采用法蘭固定試樣，由于法蘭設(shè)計(jì)的許多機(jī)械因素（公差、剛度、緊固件位置和大?。?huì)影響屏蔽效果，試驗(yàn)前需確認(rèn)安裝法蘭后的屏蔽室具有足夠的測(cè)量動(dòng)態(tài)范圍滿足所需測(cè)試的屏蔽效能等級(jí)。 </p> <p> 測(cè)量設(shè)備 </p> <p> 測(cè)量設(shè)備頻率范圍應(yīng)滿足測(cè)量頻率要求，并滿足動(dòng)態(tài)范圍要求。導(dǎo)電料BT-E0000XC-D8352Y屏蔽性能高達(dá)120dB（10GHz）。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="服務(wù)為先導(dǎo)電料單組份室溫固化導(dǎo)電膠水,導(dǎo)電" src="https://tyunfile.71360.com/WaterMark/UploadFile/junyi/637214396070791015/6305159.png"></div><p style="text-indent:25px">導(dǎo)電橡膠的體積電阻相對(duì)金屬還是很大，依據(jù)體積電阻與距離成反比的關(guān)系，距離越長，阻值越大。在醫(yī)用電極上，導(dǎo)電橡膠已經(jīng)被廣泛應(yīng)用，此時(shí)導(dǎo)電橡膠電極較薄，一般是在1mm以下，電極只是在上下二個(gè)面接觸，即距離只有1mm，這時(shí)導(dǎo)電橡膠是完全通電的。在日常生活中，我們完全可以剪下一小片的導(dǎo)電橡膠修理像遙控器的電接觸頭的位置，對(duì)于像遙控器的電池電極地方的鐵片比較容易被腐蝕，如果換用導(dǎo)電橡膠薄片來代替電極，一不會(huì)生銹，二又可防水，三更換也方便，不失為一個(gè)好的選擇。而筆者所提的只是用導(dǎo)電炭黑填充的導(dǎo)電橡膠，體積電阻在幾百歐姆厘米范圍即可用于日常生活。我們時(shí)?？紤]一個(gè)問題：電磁屏蔽效能與體積電阻一定成正比例嗎？即導(dǎo)電性越好，屏蔽效能越高？</p><p> 體積電阻率測(cè)試方法 </p> <p> 概述 </p> <p> 試驗(yàn)采用表面探針電極，測(cè)量通過試樣的電流和電壓而得到其電阻值或者直接測(cè)量其電阻值，按照以下公式計(jì)算出試樣的體積電阻率： </p> <p> ρ=RA/L </p> <p> ρ一體積電阻率，單位為歐姆?厘米（Ω?cm）；R一測(cè)得的電阻值，單位為歐姆（Ω）； </p> <p> A一樣品截面積，單位為平方厘米（cm2）；L一電極間距，單位為厘米（cm） </p> <p> 測(cè)量條件 </p> <p> 實(shí)驗(yàn)室環(huán)境要求：a）環(huán)境溫度：20°C±2°C；b）環(huán)境相對(duì)濕度：不大于65% </p> <p> 儀器設(shè)備 </p> <p> 試驗(yàn)設(shè)備包括一個(gè)電極裝置、電阻測(cè)量設(shè)備和提供適當(dāng)電極接觸壓力的負(fù)載塊。 </p> <p> 電極裝置 </p> <p> 電極裝置包含兩個(gè)絕緣部分（可用高模量橡膠、聚乙烯、聚苯乙烯等），其體積電阻率應(yīng)大T1.0x1013Q?m。制作工藝流程在常溫常壓下，環(huán)境友好，安全性高。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="服務(wù)為先導(dǎo)電料單組份室溫固化導(dǎo)電膠水,導(dǎo)電" src="https://tyunfile.71360.com/WaterMark/UploadFile/junyi/637214396061923828/2540266.png"></div><p> 導(dǎo)熱墊片在手機(jī)主板IC上的應(yīng)用 </p> <p> 導(dǎo)熱***墊是傳熱界面材料中的一種，是片狀材料，可根據(jù)發(fā)熱功率器件的大小及形狀任意裁切，具有良好的導(dǎo)熱能力和絕緣特性的工業(yè)制品導(dǎo)熱材料，又其特別柔軟，使用非常方便，撕開保護(hù)膜，平整光滑，富有彈性，一貼即可，完成發(fā)熱部位與散熱部位的熱傳遞，增加導(dǎo)熱面積，同時(shí)還起到減震、絕緣、密封等作用，能夠滿足設(shè)備小型化、超薄化的無風(fēng)扇設(shè)計(jì)要求，是極具工藝性和使用性的新材料。在手機(jī)主板IC上應(yīng)用時(shí)，推薦使用厚度0.2-0.5mm導(dǎo)熱墊片，優(yōu)良的導(dǎo)熱系數(shù)，柔軟的質(zhì)地，可以親密帖服被帖物表面。 </p> <p> 導(dǎo)熱墊片在通訊設(shè)備中的應(yīng)用 </p> <p> 熱界面材料可廣泛應(yīng)用于通信設(shè)備中的電子電器的元器件中，主要應(yīng)用有密封、導(dǎo)熱、灌封等。具體應(yīng)用如下： </p> <p> 1.通信電源部件的密封，電路板薄層保護(hù)材料，元器件的密封保護(hù)，防潮防塵； </p> <p> 2.導(dǎo)熱硅脂與導(dǎo)熱墊片用于芯片的散熱和保護(hù)； </p> <p> 3.導(dǎo)熱硅脂及導(dǎo)熱墊片用于基站功率（RF）放大器的散熱和保護(hù)； </p> <p> 4.灌封膠用于調(diào)頻器的保護(hù)。出現(xiàn)的一類新型高性能電磁屏蔽復(fù)合材料，在電磁屏蔽材料行業(yè)中，通常稱作點(diǎn)膠導(dǎo)電橡膠。歡迎來電導(dǎo)電材料V形導(dǎo)電橡膠條</p><p style="text-indent:25px">削弱干擾波的方法有三種：屏蔽、吸波和濾波。服務(wù)為先導(dǎo)電料單組份室溫固化導(dǎo)電膠水</p><p> 雙組份高溫固化液體導(dǎo)電硅橡膠BT-E6732/6733 </p> <p> 產(chǎn)品介紹 </p> <p> BT-E6732/6733是雙組份高溫固化的導(dǎo)電***，可以適用于FIP現(xiàn)場(chǎng)成型工藝，用于精密點(diǎn)膠機(jī)進(jìn)行點(diǎn)膠，形成各種形狀的屏蔽性能優(yōu)良的導(dǎo)電襯墊，可適用于三角形點(diǎn)膠工藝，固化后的膠條具有較低硬度、壓縮性能優(yōu)異、回彈性好和壓縮長久變形低的特性，尤其在鋁鑄件和鎂合金鑄件的表面有著***的電磁屏蔽性，及良好的抗電解腐蝕性，適于長期在惡劣室外環(huán)境中使用，工作溫度范圍在-55°C?125°C之間。 </p> <p> 構(gòu)成 </p> <p> ?硅橡膠 </p> <p> -鍍鐐石墨粉 </p> <p> 產(chǎn)品特性 </p> <p> ?低粘度，優(yōu)異的現(xiàn)場(chǎng)混合和點(diǎn)膠性能 </p> <p> -高導(dǎo)電性（體積電阻率0.010-0.025Q?cm）,平均屏蔽效能〉110dB </p> <p> ?低硬度（邵A45-63）5優(yōu)異的壓縮形變性能 </p> <p> ?附著力好，能夠牢固的粘貼在金屬表面 </p> <p> ?適用于不同形狀的點(diǎn)膠工藝，可以更好的彌補(bǔ)器件的公差，節(jié)約材料成本 </p> <p> 應(yīng)用領(lǐng)域 </p> <p> ?通信基站 </p> <p> ?手機(jī)等智能電子產(chǎn)品 </p> <p> -電腦硬件 </p> <p> ?無線通訊設(shè)備 </p> <p> -**領(lǐng)域服務(wù)為先導(dǎo)電料單組份室溫固化導(dǎo)電膠水</p><p style="text-indent:25px">上海君宜化工銷售中心（有限合伙）是一家化工原料及產(chǎn)品（除危險(xiǎn)化學(xué)品，監(jiān)控化學(xué)品，煙花爆竹，民用物品，易制毒化學(xué)品），橡塑制品，輪胎，五金交電，日用百貨，化妝品，健身器材，儀器儀表，機(jī)械設(shè)備，機(jī)電設(shè)備，計(jì)算機(jī)，軟件及輔助設(shè)備銷售，從事化工，健身器材科技領(lǐng)域內(nèi)的技術(shù)開發(fā)，技術(shù)咨詢，技術(shù)服務(wù)，技術(shù)轉(zhuǎn)讓，電器工程安裝，自動(dòng)化控制設(shè)備安裝，調(diào)試，維修，機(jī)電安裝建設(shè)工程施工，工程自動(dòng)化設(shè)備安裝維修及，工業(yè)自動(dòng)化控制系統(tǒng)工程，商務(wù)信息咨詢。的公司，致力于成為客戶業(yè)務(wù)創(chuàng)新、橡塑可信賴的合作伙伴。上海君宜化工作為化工原料及產(chǎn)品（除危險(xiǎn)化學(xué)品，監(jiān)控化學(xué)品，煙花爆竹，民用物品，易制毒化學(xué)品），橡塑制品，輪胎，五金交電，日用百貨，化妝品，健身器材，儀器儀表，機(jī)械設(shè)備，機(jī)電設(shè)備，計(jì)算機(jī)，軟件及輔助設(shè)備銷售，從事化工，健身器材科技領(lǐng)域內(nèi)的技術(shù)開發(fā)，技術(shù)咨詢，技術(shù)服務(wù)，技術(shù)轉(zhuǎn)讓，電器工程安裝，自動(dòng)化控制設(shè)備安裝，調(diào)試，維修，機(jī)電安裝建設(shè)工程施工，工程自動(dòng)化設(shè)備安裝維修及，工業(yè)自動(dòng)化控制系統(tǒng)工程，商務(wù)信息咨詢。的品牌企業(yè)，為客戶提供質(zhì)量的[ "化工原料及產(chǎn)品", "橡膠，炭黑", "色母粒，彈性體" ]。公司擁有多年的行業(yè)經(jīng)驗(yàn)，每年以銷售收入達(dá)到1億元以上，如果您想了解更多產(chǎn)品信息，請(qǐng)通過頁面上的電話聯(lián)系我們。上海君宜化工始終關(guān)注自身，在風(fēng)云變化的時(shí)代，我們對(duì)自身的建設(shè)毫不懈怠，高度的專注與執(zhí)著使我們?cè)谛袠I(yè)的從容而自信。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/666512.html</p></div></div></div></div></div><div id="7xjdpry" class="page-right twoColRt"><div id="pjb2gxu" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="wgdipg3" 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(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="nbd8iov" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/846569.html"><div><img 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