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href="/newslist-2.html">行業(yè)資訊</a><span>?</span><strong>國(guó)家計(jì)劃溶液聚合丁苯橡膠微觀結(jié)構(gòu)測(cè)定紅外ATR法擬立項(xiàng)</strong> </div> <div id="i8pjzty" class="news-aggregate-mn"> <div id="i8pjzty" class="news-aggregate-panel"> <div id="i8pjzty" class="panel-bd"> <div id="i8pjzty" class="news-detail news-aggregate-detail"> <div id="i8pjzty" class="news-detail-title"> <h1>國(guó)家計(jì)劃溶液聚合丁苯橡膠微觀結(jié)構(gòu)測(cè)定紅外ATR法擬立項(xiàng)</h1> <p> <span>瀏覽量：1207</span>  <span>發(fā)布時(shí)間：2020-09-21 09:05:47</span> </p> </div> <div id="i8pjzty" class="news-detail-view"> <p style="text-indent: 2em;">當(dāng)月，*家標(biāo)準(zhǔn)委公布201項(xiàng)擬項(xiàng)目立項(xiàng)強(qiáng)制性*家行業(yè)標(biāo)準(zhǔn)*新項(xiàng)目征詢(xún)建議的通告，表格中*家行業(yè)標(biāo)準(zhǔn)計(jì)劃方案《溶液聚合丁苯橡膠(SSBR)微觀構(gòu)造的測(cè)量第2部分：紅外光譜ATR 法》由TC35(全國(guó)各地硫化橡膠與橡塑制品規(guī)范化技術(shù)性聯(lián)合會(huì))歸口呈送，TC35SC6(全國(guó)硫化橡膠與橡塑制品規(guī)范化技術(shù)性聯(lián)合會(huì)丁苯橡膠聯(lián)合會(huì))執(zhí)行，主管部門(mén)為中石油和化工委員會(huì)。主要擬定企業(yè) 我國(guó)石油化工股權(quán)有限責(zé)任公司原油化工研究院、我國(guó)石油化工股權(quán)有限責(zé)任公司獨(dú)山子石化研究所、我國(guó)丁苯橡膠質(zhì)監(jiān)檢測(cè)*心、怡維怡硫化橡膠研究所有限責(zé)任公司。建筑項(xiàng)目限期24個(gè)月。</p><p style="text-align: center; text-indent: 2em;"><img src="/Public/Uploads/image/20200921/1600650331808511.jpg" title="1600650331808511.jpg" alt="5c04cabbbefe5.jpg"/> 　　</p><p style="text-indent: 2em;">SSBR的外部經(jīng)濟(jì)結(jié)構(gòu)成分立即危害著抗泥濘不堪性，翻轉(zhuǎn)摩擦阻力、沖擊性抗壓強(qiáng)度、變軟溫度和硫化橡膠特性等重要特點(diǎn)，因此SSBR外部經(jīng)濟(jì)結(jié)構(gòu)成分的操縱在SSBR生產(chǎn)工藝科研、新產(chǎn)品研發(fā)、產(chǎn)品品質(zhì)操縱等工作上擁有尤為重要功效。如今，*確測(cè)量SSBR外部經(jīng)濟(jì)結(jié)構(gòu)成分的方法有磁共振法與紅外光譜法?！　?/p><p style="text-indent: 2em;">磁共振法要用配備數(shù)字乳腺機(jī)，因該實(shí)驗(yàn)儀器價(jià)格昂貴，維修保養(yǎng)、運(yùn)行成本費(fèi)用很高，并并不是通用性實(shí)驗(yàn)儀器，運(yùn)用不廣泛，很少作為常規(guī)體檢檢測(cè)，多作為*家標(biāo)準(zhǔn)物質(zhì)時(shí)間常數(shù)。　　</p><p style="text-indent: 2em;">紅外光譜法是*確測(cè)量SSBR外部經(jīng)濟(jì)結(jié)構(gòu)成分的通用性方法。*確測(cè)量SSBR外部經(jīng)濟(jì)結(jié)構(gòu)的紅外光譜法包括紅外光譜分析水溶液涂層方法和紅外光譜分析ATR方法。GB/T 28728—2012明確規(guī)定了采用核磁共振法和紅外光譜分析水溶液涂層法，對(duì)SSBR中外部經(jīng)濟(jì)結(jié)構(gòu)成分搞好定量分析*確測(cè)量的統(tǒng)計(jì)分析方法。但紅外光譜分析水溶液涂層法要用將試品融解再涂層，融解全過(guò)程要用五個(gè)鐘頭之上。且涂層法立即載入OD值，也沒(méi)有選用一般的扣減基準(zhǔn)線法，因此，基準(zhǔn)線對(duì)*確測(cè)量結(jié)果的危害挺大。并且融解的完全性和脈沖阻尼器的光滑、整平耐熱性會(huì)危害基準(zhǔn)線，因而對(duì)*確測(cè)量結(jié)果導(dǎo)致非常大的危害，*確測(cè)量結(jié)果的可重復(fù)性并并不是非常好。另外，該方法要用將試品融解，對(duì)生態(tài)環(huán)境保護(hù)和試驗(yàn)室工作員身心健康有一定的不良影響。　　</p><p style="text-indent: 2em;">ATR(衰減系數(shù)全反射)技術(shù)性運(yùn)用試品表面反射面的光信號(hào)燈不亮獲得試品表層有機(jī)化學(xué)成分的結(jié)構(gòu)信息內(nèi)容。該技術(shù)性由于無(wú)需融解試品，都不要用制得試品鹽片及設(shè)置散射池，并高質(zhì)量試品表面，進(jìn)行1次*確測(cè)量只要用一分鐘，且不消耗一切原材料和配件，方便快捷、低碳環(huán)保、快速，因此被廣泛作為化學(xué)物質(zhì)成分的判定和定性分析?！　?/p><p style="text-indent: 2em;">目前我國(guó)尚沒(méi)有*確測(cè)量SSBR外部經(jīng)濟(jì)結(jié)構(gòu)成分的紅外光譜分析ATR法的相關(guān)標(biāo)準(zhǔn)，便于與*家標(biāo)準(zhǔn)連接，提升國(guó)際合作，另外也為SSBR的科研、生產(chǎn)加工、外貿(mào)出示一個(gè)統(tǒng)一、節(jié)省成本、環(huán)境保護(hù)的外部經(jīng)濟(jì)結(jié)構(gòu)測(cè)定法，因此制定該規(guī)范十分必要?！　?/p><p style="text-indent: 2em;">本標(biāo)準(zhǔn)了應(yīng)用紅外光譜分析衰減系數(shù)全反射(ATR)法，對(duì)溶液聚合丁苯橡膠(SSBR)中丁二烯單個(gè)的外部經(jīng)濟(jì)結(jié)構(gòu)和丁二烯單個(gè)的成分采用定量分析*確測(cè)量的分析方法。常見(jiàn)于溶液聚合丁苯橡膠，不適感作為溶液聚合丁苯橡膠?！　?/p><p style="text-indent: 2em;">核心技術(shù)主要內(nèi)容下表： </p><p style="text-indent: 2em;">1)獲得ATR譜圖的步驟。 </p><p style="text-indent: 2em;">2)丁二烯外部經(jīng)濟(jì)結(jié)構(gòu)和丁二烯成分的*確測(cè)量：每個(gè)外部經(jīng)濟(jì)結(jié)構(gòu)成分相對(duì)性O(shè)D值的*確測(cè)量;外部經(jīng)濟(jì)結(jié)構(gòu)的計(jì)算( 每一個(gè)消化吸收譜峰的基線校正、OD值的比率、二階項(xiàng)、丁二烯和外部經(jīng)濟(jì)結(jié)構(gòu)的品質(zhì)百分之成分依據(jù)線性回歸方程獲得、外部經(jīng)濟(jì)結(jié)構(gòu)的品質(zhì)百分之成分) </p><p style="text-indent: 2em;">3)精度。 </p><p style="text-indent: 2em;">4) 外部經(jīng)濟(jì)結(jié)構(gòu)線性回歸方程的獲得。 </p><p style="text-indent: 2em;">5)核磁共振測(cè)定方法外部經(jīng)濟(jì)結(jié)構(gòu)。</p> </div> </div> </div> </div> </div> <div id="i8pjzty" class="news-aggregate-sd"> <div id="i8pjzty" class="xwtji"> <div id="i8pjzty" class="panel-hd"><span>產(chǎn)品推薦</span></div> <div id="i8pjzty" class="panel-xwtj"> 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