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#f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>四川耐腐蝕封孔劑研發(fā)</p><p><span>***更新：</span>2020-06-11 01:25:19</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="jpaupzu" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">仙桃市百事德化工有限責(zé)任公司</a></p><p><span>聯(lián)系人：</span>謝進(jìn)濤</p><p><span>郵箱: </span>267304616@qq.com</p><p><span>電話(huà): </span>15852535713</p><p><span>傳真: </span>0510_86380198</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0510-86380198</p><p><span>地址: </span>沙嘴街道光湖路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="qqu2ulq" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="ct2kyng" class="box"><p><p> 本發(fā)明涉及鋁合金技術(shù)領(lǐng)域：，具體涉及一種鋁合金陽(yáng)極氧化膜封孔劑、制備方法及封閉方法。背景技術(shù)：：鋁合金具有質(zhì)量輕、耐蝕性強(qiáng)、導(dǎo)熱導(dǎo)電良好等優(yōu)點(diǎn)，在航空、航天、汽車(chē)、機(jī)械制造、民用工業(yè)中廣泛應(yīng)用。鋁合金的表面處理以陽(yáng)極氧化為主，但陽(yáng)極氧化膜層具有多孔結(jié)構(gòu)且具有較強(qiáng)的化學(xué)活性，如果不封孔或封孔質(zhì)量差，環(huán)境中的污染物會(huì)被微孔吸附并進(jìn)行深度腐蝕，**終導(dǎo)致鋁材器件使用壽命降低，也就是說(shuō)，鋁合金陽(yáng)極氧化膜的封孔質(zhì)量直接決定了鋁合金的耐蝕性，而且鋁合金陽(yáng)極氧化后一般需要染色處理以得到具有良好外觀效果的外觀件，若不能保證封孔質(zhì)量，也會(huì)嚴(yán)重影響鋁合金的外觀形效果。目前，國(guó)內(nèi)外通常使用以ni2+及f-為基本成分的ni-f封孔劑，但ni-f封孔體系消耗的鎳及氟太多且又傷害人體的健康；現(xiàn)有的無(wú)鎳封孔劑又較難滿(mǎn)足生產(chǎn)上的品質(zhì)要求，無(wú)法大規(guī)模應(yīng)用。技術(shù)實(shí)現(xiàn)要素：本發(fā)明主要針對(duì)上述現(xiàn)有技術(shù)存在的問(wèn)題，提供一種鋁合金陽(yáng)極氧化膜封孔劑，該封孔劑不含鎳，且能夠得到封孔質(zhì)量以及耐蝕性均較好的產(chǎn)品，四川耐腐蝕封孔劑研發(fā)。本發(fā)明方面，提供一種鋁合金陽(yáng)極氧化膜封孔劑，該封孔劑包括：鉬酸鹽，四川耐腐蝕封孔劑研發(fā)、磷酸鹽，四川耐腐蝕封孔劑研發(fā)、碘的化合物、鑭的化合物、硅烷偶聯(lián)劑和水。本發(fā)明第二方面。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川耐腐蝕封孔劑研發(fā)" src="https://tyunfile.71360.com/UploadFile/xtsbsd1/637262913937138672/5901259.png"></div><p> 是指能有效降低氟鈦酸腐蝕能力的一類(lèi)藥劑?？紤]到氧化膜帶正電荷，選用低分子多元醇類(lèi)，由帶負(fù)電的羥基吸附在鋁合金表面，隔離槽液，減緩腐蝕。因?yàn)榄h(huán)保問(wèn)題，不能選擇有氣味的醇類(lèi)，如乙醇、丙醇和丁醇；不能選用醇的聚合物，如聚乙二醇等，因?yàn)樵诤乃嵝圆垡褐腥菀姿?。為此，選用乙二醇、丙三醇和山梨醇等。螯合劑，是指能有效螯合金屬陽(yáng)離子、使之不易從槽液中分解析出的一類(lèi)藥劑。在低pH值、高氟、鋁離子不斷升高的惡劣條件下，要保持槽液清晰，螯合劑螯合住Al3+和Ti4+，難度的確不小?？晒┰诟逨-條件下螯合住Al3+和Ti4+的螯合劑，選擇的范圍有限。經(jīng)過(guò)大量實(shí)驗(yàn)，可選用如下幾大系列螯合劑：（1）乙酸系，如三乙醇胺，乙二胺四乙酸等；（2）磷酸系，如三聚磷酸鈉、焦磷酸鈉、偏磷酸鈉、氨基三甲叉磷酸（ATMP）等；（3）磷酸基羧酸系，如膦?；⊥槿人幔≒BTCA）等。螯合劑的選擇，必須滿(mǎn)足三條要求：一是使鋁合金表面干凈，無(wú)粉霜，不腐蝕；二是槽液清晰，不分解，不沉淀；三是封孔后氧化膜失重滿(mǎn)足ISO3210國(guó)際標(biāo)準(zhǔn)要求。本發(fā)明由氟鈦酸、緩蝕劑和螯合劑組成無(wú)鎳封孔液新配方。式（6）給出了氟化鎳為封孔主鹽的工藝參數(shù)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川耐腐蝕封孔劑研發(fā)" src="https://tyunfile.71360.com/UploadFile/xtsbsd1/637262913996914063/9599976.png"></div><p> 開(kāi)始生產(chǎn)。鋁合金氧化后，在1#封孔槽內(nèi)，可按2um/min設(shè)計(jì)封孔時(shí)間。封孔完成后，經(jīng)2#和3#水洗槽，清洗鋁合金表面殘留封孔藥液，然后風(fēng)干、包裝，完成生產(chǎn)全過(guò)程。2、封孔槽液過(guò)濾再生操作。經(jīng)過(guò)長(zhǎng)期生產(chǎn)，1#封孔槽液可能出現(xiàn)渾濁，可啟動(dòng)過(guò)濾系統(tǒng)，對(duì)封孔液過(guò)濾再生。操作方法如下：關(guān)閉3#、4#閥門(mén)，清洗耐酸泵、過(guò)濾器及管道；開(kāi)啟1#、2#閥門(mén)；啟動(dòng)耐酸泵，循環(huán)過(guò)濾1#封孔槽，至清澈見(jiàn)底為止，完成封孔液再生。3、廢水處理操作。封孔生產(chǎn)過(guò)程中，封孔藥劑不斷帶人水洗槽，降低水洗槽的pH值?？蓡?dòng)廢水處理系統(tǒng)，對(duì)水洗液過(guò)濾再生，循環(huán)利用。操作方法如下：關(guān)閉1#、2#閥門(mén)，開(kāi)啟3#、4#、5#閥門(mén)；啟動(dòng)耐酸泵，將4#沉淀槽的水洗液經(jīng)過(guò)濾器過(guò)濾后，抽至3#水洗槽，然后經(jīng)2#水洗槽，自流回4#沉淀槽，完成水洗槽的循環(huán)過(guò)濾。當(dāng)水洗液的pH值低于，停止耐酸泵，關(guān)閉3#、4#、5#閥門(mén)，開(kāi)啟氣攪拌6#閥門(mén)，將生石灰加入4#沉淀槽，邊加邊攪拌，邊測(cè)pH值，至pH值接近，停止加藥和攪拌，靜置1小時(shí)，重新啟動(dòng)廢水處理系統(tǒng)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川耐腐蝕封孔劑研發(fā)" src="https://tyunfile.71360.com/UploadFile/xtsbsd1/637262913898906250/6931910.png"></div></p><br /><p>文章來(lái)源地址: 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