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年產(chǎn)500噸2,4-二甲基苯酚車間工藝設(shè)計(jì) ——工藝流程的設(shè)計(jì) 摘 要：2,4-二甲基苯酚作為一種重要的有機(jī)合成中間體，可用于酚醛樹脂，增塑劑，醫(yī)藥，消毒劑，殺蟲劑，染料，潤滑劑等。本文介紹了2,4-二甲基苯酚的理化性質(zhì)及用途、主要生產(chǎn)方法、市場前景及發(fā)展趨勢(shì),對(duì)年產(chǎn)500噸2,4-二甲基苯酚的車間工藝作了設(shè)計(jì)，分析了整個(gè)生產(chǎn)過程的原理，工藝條件，確定了各個(gè)步驟的具體流程，并繪制了流程圖。 關(guān)鍵詞：2,4-二甲基苯酚；酚醛樹脂； 流程圖 ? The design of workshop process of 500 t/a 2, 4 - dimethyl phenol ——The process design Abstract: 2,4 - dimethyl phenol, as a kind of important organic synthetic intermediates, can be used in the phenolic resin, plasticizer, pharmaceuticals, disinfectants, pesticides, dyes, lubricants, etc. This essay introduces the physical and chemical properties of 2, 4 - dimethyl phenol and purpose, main production methods, market prospect and development trend, the annual output of 500 tons of 2, 4 - dimethyl phenol workshop process design, analyses the principle of the whole production process, process conditions, determine the specific process steps, and draw the flow-process diagram. Keywords: 2, 4 - dimethyl phenol; phenonic resin; the flow-process diagram