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                BASF Coolants General Presentation
                來源:濟南誠潤達貿易有限公司 發布時間:2021-12-01 13:56:15

                BASFBASF Coolants General Presentation

                History of Coolant Base Fluid Development:/冷凍液基礎液的發展歷史:
                 
                • Alcohols 醇    低沸點,易燃
                - Disadvantages: Low Boiling Point; Potential Fire Hazard
                • Salts 鹽    易致銹,易結晶沉淀
                - Disadvantages: Corrosiveness; Deposits by Cristallisation
                • Glycerine 甘油    粘度高,防凍差,與橡膠不相容
                - Disadvantages: High Viscosity; Less Freezing Protection; Incompatibility with Rubber Hoses
                 
                The Solution: Mono Ethylene Glycol / 解決方法:乙二醇
                BASF Patent granted in 1929. Brand Name:Glysantin / 巴斯夫于1929年取得專利 商品名稱: GLYSANTIN
                 
                Characteristics of Good Engine Coolants:/優秀發動機冷凍液的特點:
                 
                • Prevention of Corrosion/防銹
                • Prevention of Cavitation/抗汽蝕
                • Prevention of Over-heating/防過熱
                • Excellent Heat Transfer/良好的導熱性
                • Stability at high Temperature/高溫穩定性
                • Compatibility with Hard Water/對硬水的高容忍性
                • Little Swelling of Rubber and Elastomeres/不會引起橡膠及高彈體的明顯膨脹
                • Low Foaming Tendency/低泡
                • Prevention of Deposits/防沉淀
                • Freeze Protection/防凍
                 
                Basic Formulation of Coolants/冷凍液的基本組成:
                 
                1. Base Fluid/基礎液(Mono EthyleneGlycol/乙二醇),> 90% + Additives/添加劑(Surface activeInhibitors prevent/表面活性抑制劑(Corrosion/防銹、Cavitation/防汽蝕、Deposits/防沉淀;Others/其他:pH Buffer/緩沖pH、Defoamer/消泡、Stabilizer/穩定)),5-7% + Water/水(as by-productsfrom components/反應副產品),3 - 5% = Coolant Concentrate/原液.
                 
                2. Coolant Concentrate原液(30 – 60%) + Water 水(40 – 70%) = Coolant/冷凍液(ready to use/即用型).

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