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class="skim"><em>瀏覽次數：</em>86</span><span id="dlb9lnr" class="skimtim"><em>發(fā)布日期：</em>2024-07-15 </span> </div> <p>18兆歐拋光樹(shù)脂的密度與因素</p><p class="MsoNormal"><span lang="EN-US"><v:stroke joinstyle="miter"></v:stroke><v:formulas><v:f eqn="if lineDrawn pixelLineWidth 0"></v:f><v:f eqn="sum @0 1 0"></v:f><v:f eqn="sum 0 0 @1"></v:f><v:f eqn="prod @2 1 2"></v:f><v:f eqn="prod @3 21600 pixelWidth"></v:f><v:f eqn="prod @3 21600 pixelHeight"></v:f><v:f eqn="sum @0 0 1"></v:f><v:f eqn="prod @6 1 2"></v:f><v:f eqn="prod @7 21600 pixelWidth"></v:f><v:f eqn="sum @8 21600 0"></v:f><v:f eqn="prod @7 21600 pixelHeight"></v:f><v:f eqn="sum @10 21600 0"></v:f></v:formulas><v:path o:connecttype="rect" gradientshapeok="t" o:extrusionok="f"></v:path><o:lock aspectratio="t" v:ext="edit"></o:lock><v:fill o:detectmouseclick="t"></v:fill></span></p><p style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan; mso-line-height-alt: 1.15pt"><span style="FONT-SIZE: 15pt; FONT-FAMILY: 黑體; COLOR: red; mso-bidi-font-family: 黑體">我公司生產(chǎn)的拋光樹(shù)脂分為<span lang="EN-US">18</span>兆和<span lang="EN-US">15</span>兆的一箱<span lang="EN-US">5</span>包，一包<st1:chmetcnv w:st="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="5" unitname="升"><span lang="EN-US">5</span>升</st1:chmetcnv>！可根據客戶(hù)來(lái)訂做包裝（桶裝，編織袋裝）</span><span lang="EN-US" style="FONT-SIZE: 15pt; FONT-FAMILY: "hiragino sans gb"; COLOR: red; mso-fareast-font-family: "hiragino sans gb"; mso-bidi-font-family: "hiragino sans gb""><o:p></o:p></span></p><p style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan; mso-line-height-alt: 1.15pt"><span style="FONT-SIZE: 15pt; FONT-FAMILY: 黑體; COLOR: red; mso-bidi-font-family: 黑體">專(zhuān)業(yè)生產(chǎn)銷(xiāo)售超純水樹(shù)脂，主要用于<span lang="EN-US">DI</span>水、超純水系統的后置精混床，即核子級混床所用，保證優(yōu)質(zhì)低價(jià)。拋光樹(shù)脂當進(jìn)水在<span lang="EN-US">5</span>μ<span lang="EN-US">s/cm</span>，出水水質(zhì)電阻≥<st1:chmetcnv w:st="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="15" unitname="m"><span lang="EN-US">15M</span></st1:chmetcnv>Ω<span lang="EN-US">/cm<st1:chmetcnv w:st="on" tcsc="0" numbertype="1" negative="True" hasspace="False" sourcevalue="18" unitname="m">-18M</st1:chmetcnv></span>Ω<span lang="EN-US">/cm.</span></span><span lang="EN-US" style="FONT-SIZE: 15pt; FONT-FAMILY: "hiragino sans gb"; COLOR: red; mso-fareast-font-family: "hiragino sans gb"; mso-bidi-font-family: "hiragino sans gb""><o:p></o:p></span></p><p style="MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan; mso-line-height-alt: 1.15pt"><span style="FONT-SIZE: 15pt; FONT-FAMILY: 黑體; COLOR: red; mso-bidi-font-family: 黑體">注：拋光樹(shù)脂是陰陽(yáng)離子樹(shù)脂混合在一起的，我們出廠(chǎng)就以按比例混合好了，客戶(hù)直接裝填使用就可以，無(wú)需再生，使用起來(lái)方便，快捷，效果好！</span><span lang="EN-US" style="FONT-SIZE: 15pt; FONT-FAMILY: "hiragino sans gb"; COLOR: red; mso-fareast-font-family: "hiragino sans gb"; mso-bidi-font-family: "hiragino sans gb""><o:p></o:p></span></p><p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p><p class="MsoNormal"><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">拋光混床樹(shù)脂是再生型高轉型率陽(yáng)陰混合樹(shù)脂，陽(yáng)樹(shù)脂為</span><span lang="EN-US">H</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">型，陰樹(shù)脂為</span><span lang="EN-US">OH</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">型，此時(shí)陽(yáng)、陰樹(shù)脂因正負電荷的作用力而抱團在一起，形成無(wú)數級復床，水流通過(guò)混床樹(shù)脂后經(jīng)過(guò)無(wú)數級的交換過(guò)濾，值得高純度的水質(zhì)。陽(yáng)樹(shù)脂的</span><span lang="EN-US">H+</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">離子與水中的</span><span lang="EN-US">Ca2+</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">、</span><span lang="EN-US">Mg2+</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">、</span><span lang="EN-US">Na+</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">等陽(yáng)離子發(fā)生置換反應，陰樹(shù)脂的</span><span lang="EN-US">OH-</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">與水中硫酸根，氯根等陰離子發(fā)生置換反應，陽(yáng)樹(shù)脂置換出的</span><span lang="EN-US">H+</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">與陰離子置換出的</span><span lang="EN-US">OH-</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">離子結合形成</span><span lang="EN-US">H2O</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">。但隨著(zhù)使用時(shí)間的延長(cháng)，樹(shù)脂的交換能力會(huì )逐漸下降（也即</span><span lang="EN-US">H+</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">和</span><span lang="EN-US">OH-</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">逐漸被相應離子所交換），陽(yáng)陰樹(shù)脂之間的靜電也會(huì )減弱，終樹(shù)脂失效后導致分層。</span></p><p class="MsoNormal"><span lang="EN-US"> </span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">另外分層的原因還有使用與裝填過(guò)程中的一些不合理工藝引起，比如樹(shù)脂裝天前，在罐體內加入過(guò)多水，導致混合樹(shù)脂分層；比如混合樹(shù)脂在使用過(guò)層中，停停用用導致水流反沖（反沖類(lèi)似于對混合樹(shù)脂的反洗）導致混合樹(shù)脂分層等多種原因都會(huì )引起分層情況的發(fā)生。</span></p><p class="MsoNormal"><span lang="EN-US"> </span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">混合樹(shù)脂分層后，無(wú)數級的復床也即不存在，比重較輕的陰樹(shù)脂會(huì )在上層，比重較大的陽(yáng)樹(shù)脂會(huì )往下沉，這個(gè)時(shí)候由于離子交換的不同步，會(huì )導致混床樹(shù)脂出水不合格，周期制水量也受到較大影響。</span></p><p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p><p class="MsoNormal"><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">目前國內高、超純水用戶(hù)對此產(chǎn)品的應用不是很了解，所以普遍存在盲目追崇昂貴的進(jìn)口拋光混床樹(shù)脂，而國內部分小樹(shù)脂生產(chǎn)企業(yè)，為了獲得，以不合格的低價(jià)的產(chǎn)品參與市場(chǎng)惡性低價(jià)競爭，也導致了部分用戶(hù)對國產(chǎn)拋光樹(shù)脂的不認可，希望通過(guò)交流，讓廣大終端用戶(hù)了解產(chǎn)品的理化性能和應用方法。</span></p><p class="MsoNormal"><span lang="EN-US"><span style="mso-spacerun: yes"> </span></span></p><p class="MsoNormal"><span lang="EN-US"><span style="mso-spacerun: yes"> </span></span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">拋光樹(shù)脂產(chǎn)品使用及注意事項</span></p><p class="MsoNormal"><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">　　</span><span lang="EN-US">1.</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">拋光樹(shù)脂</span><span lang="EN-US">(</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">是由高度純化、轉型的</span><span lang="EN-US">H</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">型陽(yáng)樹(shù)脂和</span><span lang="EN-US">OH</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">型陰樹(shù)脂預混合而成，如果裝填和操作得當，在初的周期中即可制備出電阻率大于</span><st1:chmetcnv w:st="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="18" unitname="m"><span lang="EN-US">18.0M</span></st1:chmetcnv><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">Ω</span><span lang="EN-US">.cm</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">和</span><span lang="EN-US">TOC</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">小于</span><span lang="EN-US">10ppb</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">的超純水。</span></p><p class="MsoNormal"><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">　　</span><span lang="EN-US">2.</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">樹(shù)脂開(kāi)封后長(cháng)時(shí)間暴露在空氣中會(huì )吸收二氧化碳，因此拆包需盡快使用。不使用部分須小心密封，存放于避光陰涼處，環(huán)境溫度以</span><span lang="EN-US">5<st1:chmetcnv w:st="on" tcsc="0" numbertype="1" negative="True" hasspace="False" sourcevalue="40" unitname="℃">-40<span lang="EN-US" style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri"><span lang="EN-US">℃</span></span></st1:chmetcnv><span lang="EN-US" style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">為宜。</span></span></p><p class="MsoNormal"><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">　　</span><span lang="EN-US">3.</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">在運輸、儲存和裝填過(guò)程中，任何無(wú)機或有機物質(zhì)的接觸都會(huì )使樹(shù)脂受到污染，從而降低出水水質(zhì)</span><span lang="EN-US">;</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">影響運行工況。因此必須保證所有用于裝填、操作的設備和水不會(huì )污染樹(shù)脂。所有與樹(shù)脂接觸的水都必須使用高純水</span><span lang="EN-US">(</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">本文中所涉及到的水均指</span><span lang="EN-US">"</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">高純水</span><span lang="EN-US">"</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">，即電阻率大于等于</span><st1:chmetcnv w:st="on" tcsc="0" numbertype="1" negative="False" hasspace="False" sourcevalue="10" unitname="m"><span lang="EN-US">10M</span></st1:chmetcnv><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">Ω</span><span lang="EN-US">.cm</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">，同時(shí)</span><span lang="EN-US">TOC</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">盡可能低于</span><span lang="EN-US">30ppb</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">的水</span><span lang="EN-US">)</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">，所有接觸樹(shù)脂的設備或器具都要在使用前經(jīng)過(guò)高純水清洗。</span></p><p class="MsoNormal"><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">　　</span><span lang="EN-US">4.</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">如為換裝樹(shù)脂，設備中原有的舊樹(shù)脂必須從樹(shù)脂容器中移去，樹(shù)脂容器內部清潔無(wú)雜質(zhì)。</span></p><p class="MsoNormal"><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">　　拋光樹(shù)脂一般用于超純水處理系統末端，來(lái)保證系統出水水質(zhì)維持用水標準。出水水質(zhì)都能達到</span><span lang="EN-US">18</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">兆歐以上，以及對</span><span lang="EN-US">TOC</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">、</span><span lang="EN-US">SIO2</span><span style="FONT-FAMILY: 宋體; mso-ascii-font-family: Calibri; mso-hansi-font-family: Calibri">都有一定的控制能力。<span lang="EN-US" style="FONT-SIZE: 13.5pt; FONT-FAMILY: 微軟雅黑; BACKGROUND: white; FONT-WEIGHT: normal; COLOR: #431553; mso-bidi-font-family: 微軟雅黑"><span lang="EN-US" style="FONT-SIZE: 13.5pt; FONT-FAMILY: 微軟雅黑; BACKGROUND: white; FONT-WEIGHT: normal; COLOR: #431553; mso-bidi-font-family: 微軟雅黑"><span lang="EN-US" style="FONT-SIZE: 13.5pt; FONT-FAMILY: 微軟雅黑; BACKGROUND: white; FONT-WEIGHT: normal; COLOR: #431553; mso-bidi-font-family: 微軟雅黑"><o:p> </o:p></span></span></span></span></p><h2 style="BACKGROUND: white; TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan" align="center"><span lang="EN-US" style="FONT-SIZE: 13.5pt; FONT-FAMILY: 微軟雅黑; BACKGROUND: white; FONT-WEIGHT: normal; COLOR: #431553; mso-bidi-font-family: 微軟雅黑"><o:p> </o:p></span></h2><h2 style="BACKGROUND: white; TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan" align="center"><span lang="EN-US" style="FONT-SIZE: 13.5pt; FONT-FAMILY: 微軟雅黑; BACKGROUND: white; FONT-WEIGHT: normal; COLOR: #431553; mso-bidi-font-family: 微軟雅黑"><o:p> </o:p></span></h2><h2 style="BACKGROUND: white; TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan" align="center"><span lang="EN-US" style="FONT-SIZE: 13.5pt; FONT-FAMILY: 微軟雅黑; BACKGROUND: white; FONT-WEIGHT: normal; COLOR: #431553; mso-bidi-font-family: 微軟雅黑"><o:p> </o:p></span></h2><h2 style="BACKGROUND: white; TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan" align="center"><span lang="EN-US" style="FONT-SIZE: 13.5pt; FONT-FAMILY: 微軟雅黑; BACKGROUND: white; FONT-WEIGHT: normal; COLOR: #431553; mso-bidi-font-family: 微軟雅黑"><o:p> </o:p></span></h2><h2 style="BACKGROUND: white; TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan" align="center"><span lang="EN-US" style="FONT-SIZE: 13.5pt; FONT-FAMILY: 微軟雅黑; BACKGROUND: white; FONT-WEIGHT: normal; COLOR: #431553; mso-bidi-font-family: 微軟雅黑"><o:p> </o:p></span></h2><h2 style="BACKGROUND: white; TEXT-ALIGN: center; MARGIN: 0cm 0cm 0pt; mso-pagination: widow-orphan" align="center"><span lang="EN-US" style="FONT-SIZE: 13.5pt; FONT-FAMILY: 微軟雅黑; BACKGROUND: white; FONT-WEIGHT: normal; COLOR: #431553; mso-bidi-font-family: 微軟雅黑"><o:p> </o:p></span></h2><p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p><p>18兆歐拋光樹(shù)脂的密度與因素</p><p><span><strong><span>　　</span>離子交換樹(shù)脂的密度意義</strong></span></p><p>　　為使用方便，離子交換樹(shù)脂的密度有下述兩種表示方法：</p><p>　　1、濕真密度。濕真密度是指離子交換樹(shù)脂在水中充分膨脹后的真密度。這里的“顆粒體積"不包括樹(shù)脂顆粒間的孔隙。濕真密度同反洗分層情況和樹(shù)脂沉降性能有關(guān)。其相對密度值二般在1.04～1.30之間，其中陽(yáng)樹(shù)脂一般為1.24～1.29，陰樹(shù)脂一般為1-06～1.11。</p><p>　　2、濕視密度。濕視密度也有稱(chēng)“濕堆密度"，指離子交換樹(shù)脂在水中充分膨脹后的堆積密度。這里的“堆體積"包括離子交換樹(shù)脂顆粒問(wèn)的孔隙。濕視密度常用來(lái)計算交換床需要裝樹(shù)脂的量。一般講，陽(yáng)離子交換樹(shù)脂拘濕視密度為0.65～0.85，陰樹(shù)脂的則為0.60～0.80。</p><p></p><p>離子交換樹(shù)脂</p><p><span><strong><span>　　</span>離子交換樹(shù)脂使用時(shí)對溫度的要求</strong></span></p><p>　　離子交換樹(shù)脂有一定的耐熱性。當使用溫度超過(guò)其所能承受的溫度，樹(shù)脂易因熱分解而遭到破壞。通常，陽(yáng)離子交換樹(shù)脂可耐溫80～100℃，弱堿性陰離子交換樹(shù)脂能耐溫100℃;強堿性陰離子交換樹(shù)脂能耐溫60℃。當用于除硅時(shí)適宜的溫度在40℃以下。交聯(lián)度是苯乙烯系樹(shù)脂的重要性質(zhì)之一。交聯(lián)度是指在苯乙烯樹(shù)脂中，所含二乙烯苯的質(zhì)量百分率。</p><p>　　樹(shù)脂的交聯(lián)度小，對水的溶脹性好，則樹(shù)脂的交聯(lián)網(wǎng)孔大，交換速度快，但樹(shù)脂的強度低。反之，當樹(shù)脂的交聯(lián)度高時(shí)，其交聯(lián)網(wǎng)孔小，樹(shù)脂的強度高，但對水的溶脹性差，反應速度慢?；瘜W(xué)水處理使用的苯乙烯系樹(shù)脂，其交聯(lián)度一般在4-14之間，以交聯(lián)度在7左右的性能比較理想。</p><p></p><p>離子交換樹(shù)脂</p><p><span><strong><span>　　</span>離子交換樹(shù)脂的溶脹性與因素</strong></span></p><p>　　當將干離子交換樹(shù)脂浸入到水中時(shí)，其體積常常要變大，這種現象稱(chēng)為離子交換樹(shù)脂的“溶脹"。影響離子交換樹(shù)脂“溶脹"的因素有：</p><p>　　1、交聯(lián)度。高交聯(lián)度樹(shù)脂的“溶脹"能力較低。</p><p></p><p>離子交換樹(shù)脂</p><p>　　2、活性基團?；钚曰鶊F越易電離，樹(shù)脂的溶脹度就越大。如強酸性、強堿性的交換容量大的樹(shù)脂，溶脹率也大。</p><p>　　3、溶液濃度。溶液中電解質(zhì)濃度越大，樹(shù)脂內外溶液的滲透壓差反而減小，樹(shù)脂的溶脹就小。所以對于“失水"的樹(shù)脂，應先將其浸泡在飽和食鹽水中，使樹(shù)脂緩慢膨脹，使其不易破碎，就是基于上述道理。通常，強酸性陽(yáng)離子交換樹(shù)脂由Na型變?yōu)镠型，強堿性陰離子交換樹(shù)脂由Cl型變?yōu)镺H型，體積約增加5。</p> 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