国产一区二区三区撒尿在线观看_片堿四川氫氧化鈉NaOH廣泛的化學(xué)基礎原料，都有哪些用途-四川萬(wàn)家凈環(huán)?？萍加邢薰?/title> <meta name="description" content="片堿是燒堿的一種,化學(xué)名氫氧化鈉,又稱(chēng)火堿，易溶于水?？勺魉嶂泻蛣?、配合掩蔽劑、沉淀劑、沉淀掩蔽劑、顯色劑、皂化劑、去皮劑、洗滌劑等。常見(jiàn)用途如下：1、造紙：造紙的原料是木材或草類(lèi)植物，這些植物里除含纖維素外，還含有相當多的非纖維素（木質(zhì)素、樹(shù)膠等）。片堿用于脫木素，只有脫除了木材中的木質(zhì)素，才能得到纖維。加入稀的片堿溶液可將非纖維素成分溶解而分離，從而制得以纖維素為主要成分的紙漿。2、精煉石"> <meta name="keywords" content="四川成都聚合氯化鋁四川成都聚丙烯酰胺四川成都液體除磷劑四川成都片堿四川成都聚合硫酸鐵四川成都聚合氯化鋁鐵四川萬(wàn)家凈環(huán)?？萍加邢薰?> <meta name="generator" content="MetInfo V7.8" data-variable="../|cn|cn|mui598|2|81|39" data-user_name=""> <link href="../favicon.ico?1704961462" rel="shortcut icon" type="image/x-icon"> <link rel="stylesheet" type="text/css" href="../public/web/css/basic.css?1702543446"> <link rel="stylesheet" type="text/css" href="../templates/mui598/cache/shownews_cn.css?1706047995"> <style> body{ background-color:#ffffff !important;font-family: !important;} h1,h2,h3,h4,h5,h6{font-family: !important;} </style> <meta http-equiv="Cache-Control" 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id="l3odhxz" class="info font-weight-300"> <span>2024-02-23 09:06:54</span> <span>admin</span> <span> <i class="icon wb-eye m-r-5" aria-hidden="true"></i> 27 </span> </div> </section> <section class="met-editor clearfix"> <p style="text-indent:37px;text-autospace:ideograph-numeric"><span style=";font-family:宋體;font-size:19px"><span style="font-family:宋體">片堿是燒堿的一種</span><span style="font-family:Times New Roman">,</span><span style="font-family:宋體">化學(xué)名氫氧化鈉</span><span style="font-family:Times New Roman">,</span><span style="font-family:宋體">又稱(chēng)火堿，易溶于水?？勺魉嶂泻蛣?、配合掩蔽劑、沉淀劑、沉淀掩蔽劑、顯色劑、皂化劑、去皮劑、洗滌劑等。</span></span></p><p style="text-indent:37px;text-autospace:ideograph-numeric"><span style=";font-family:宋體;font-size:19px">常見(jiàn)用途如下：</span></p><p style="text-indent:37px;text-autospace:ideograph-numeric"><span style=";font-family:宋體;font-size:19px"><span style="font-family:Times New Roman">1</span><span style="font-family:宋體">、造紙：造紙的原料是木材或草類(lèi)植物，這些植物里除含纖維素外，還含有相當多的非纖維素（木質(zhì)素、樹(shù)膠等）。片堿用于脫木素，只有脫除了木材中的木質(zhì)素，才能得到纖維。加入稀的片堿溶液可將非纖維素成分溶解而分離，從而制得以纖維素為主要成分的紙漿。</span></span></p><p style="text-indent:37px;text-autospace:ideograph-numeric"><span style=";font-family:宋體;font-size:19px"><span style="font-family:Times New Roman">2</span><span style="font-family:宋體">、精煉石油：石油產(chǎn)品經(jīng)硫酸洗滌后，還含有一些酸性物質(zhì)必須用片堿溶液洗滌，再經(jīng)水洗，才能得到精制產(chǎn)品。</span></span></p><p style="text-indent:37px;text-autospace:ideograph-numeric"><span style=";font-family:宋體;font-size:19px"><span style="font-family:Times New Roman">3</span><span style="font-family:宋體">、紡織：棉、麻紡織物用濃氫氧化鈉（片堿）溶液處理以改善纖維性能。人造纖維如人造棉、人造毛、人造絲等，大都是粘膠纖維，它們是用纖維素（如紙漿）、片堿、二硫化碳（</span><span style="font-family:Times New Roman">CS2</span><span style="font-family:宋體">）為原料，制成粘膠液、經(jīng)噴絲、凝結而制得。</span></span></p><p style="text-indent:37px;text-autospace:ideograph-numeric"><span style=";font-family:宋體;font-size:19px"><span style="font-family:Times New Roman">4</span><span style="font-family:宋體">、印染：棉織品用片堿溶液處理后，能除去覆蓋在棉織品上的臘質(zhì)、油脂、淀粉等物質(zhì)，同時(shí)能增加織物的絲光色澤，使染色更均勻。</span></span></p><p style="text-indent:37px;text-autospace:ideograph-numeric"><span style=";font-family:宋體;font-size:19px"><span style="font-family:Times New Roman">5</span><span style="font-family:宋體">、化學(xué)工業(yè)：制金屬鈉、電解水都要用片堿。許多無(wú)機鹽的生產(chǎn)，特別是制備一些鈉鹽（如硼砂、硅酸鈉、磷酸鈉、重鉻酸鈉、亞硫酸鈉等等）都要用到片堿。合成染料、藥物以及有機中間體等也要用到片堿。</span></span></p> </section> <div id="zpb9ro4" class='met-page p-y-30 border-top1'> <div id="osr4io9" class="container p-t-30 "> <ul class="pagination block blocks-2 text-xs-center text-sm-left"> <li id="e89n7ee" class='page-item m-b-0 '> <a href='../news/shownews.php?id=40' title="氧化性殺菌劑四川成都次氯酸鈉用途有哪些？是危險品嗎" class='page-link text-truncate'> 上一篇 <span aria-hidden="true" class='hidden-xs-down'>: 氧化性殺菌劑四川成都次氯酸鈉用途有哪些？是危險品嗎</span> </a> </li> <li id="qzhatpo" class='page-item m-b-0 '> <a href='../news/shownews.php?id=38' title="片堿最為重要的工業(yè)原料。在生產(chǎn)中用途有哪些？" 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