Overview
Sodium palmate is a key surfactant derived from the saponification of palm oil fatty acids. As a primary ingredient in traditional bar soaps, it combines cleansing efficiency with biodegradability. Its production involves neutralizing palm fatty acids with sodium hydroxide, resulting in a versatile compound with both hydrophilic and lipophilic properties. The global demand for sodium palmate is driven by the soap and detergent industries, particularly in regions prioritizing cost-effective and renewable raw materials. Its compatibility with other surfactants and ability to produce stable lather make it a staple in formulations ranging from household cleaners to luxury toiletries.
Physical and Chemical Properties
Sodium palmate exhibits typical soap-like characteristics, including alkaline pH (9–11) in solution and moderate solubility in water. Its molecular structure varies based on the fatty acid profile of the source palm oil, typically containing 40–50% palmitic acid chains. The compound decomposes upon heating rather than boiling, releasing glycerin and sodium carbonate residues. Key functional properties include its ability to reduce surface tension, emulsify oils, and form micelles. These traits are pH-dependent; acidic conditions revert it to free fatty acids. Industrial grades often blend with sodium cocoate (from coconut oil) to optimize lather and hardness in finished products.
Main Applications
Over 70% of sodium palmate production is consumed by the soap manufacturing sector, where it serves as the base for bar soaps, laundry bars, and medicated soaps. Its high foaming capacity and moderate cleansing power make it ideal for removing oily residues without excessive skin drying. In niche applications, it acts as an emulsifier in industrial cleaners and textile processing aids. Recent trends see incorporation into ‘green’ detergent formulations due to its plant-derived origin and biodegradability, though sustainability concerns around palm oil sourcing require careful supply chain evaluation.
Safety and Storage
As a mild irritant, sodium palmate requires standard personal protective equipment (PPE) including gloves and goggles during handling. Dust control measures are recommended to prevent respiratory irritation in industrial settings. Spills create slippery surfaces and should be promptly cleaned with absorbent materials. Storage stability is excellent under proper conditions: sealed containers in dry environments below 30°C prevent caking or moisture absorption. Incompatible with strong acids, which liberate fatty acids, and oxidizers that may degrade the compound. Shelf life typically exceeds two years when stored correctly.
B2B Procurement Guide
Industrial buyers should prioritize suppliers with RSPO (Roundtable on Sustainable Palm Oil) certification to address environmental concerns. Technical specifications to verify include free alkali content (<0.1%), unsaponifiable matter (<2%), and iodine value (typically 40–50). Bulk purchasing (20+ metric tons) often reduces costs by 15–20%. Consider regional pricing variations: Southeast Asian suppliers offer competitive rates but may incur higher logistics costs. Sample testing for consistency in saponification degree and color is recommended before large orders. Just-in-time inventory is feasible given stable shelf life.
Related Manufacturers
- 主营：甘氨酸、水苏糖、阻燃剂、椰油胺、硫酸锌、硫酸锆、硫酸锂、硫酸锶、硫酸锰、铝酸锌、1680-21-3、牛磺酸、褪黑素、磷酸铁、丙酸铵、苏云金、碳酸镁、麝香酮、肉桂醛、磷酸铝、王浆酸、赖氨酸、增塑剂、浸膏粉、乙氧基
- 主营：全氟聚醚二醇、全氟三丁胺、聚硅氮烷、特种硅油、特种硅树脂
- 主营：醋酸甲、氯化钾、硫酸锶、工业钼酸钠、酮咯酸、周位酸、二氢吡啶、染料助剂、光产酸剂、叔丁醇钠、基础塑料、蛋糕饮料、透明液体、生化试剂、二氧化硅、肉桂酸钾、香精香料、硅酸铝镁、愈创木酚、苯甲酸酐、l-谷氨酸钾、功能性染料、十一烯酸锌、橡胶中间体、羧化壳聚糖
- 主营：氧化镁、分析试剂、彩釉调料、甘油缩甲醛、山楂提取物
- 主营：表面活性剂、三乙醇胺硼酸酯、甲基硅酸钾、十二烷基苯磺酸钠、重烷基苯磺酸钠、三乙醇胺油酸皂、甲基硅酸钠、乙氧基化烷基硫酸钠、油酸钾、二苯醚二磺酸钠、十二烷基硫酸钠、α-烯基磺酸钠、二乙烯三胺五乙酸五钠、乳化剂、纳米碳酸钙、聚乙二醇硼酸酯、有机硅消泡剂、聚氯乙烯、AES、松香引气剂、二乙烯三胺五乙酸
- 主营：化工中间体、有机中间体、香精香料、棕榈仁油酸钠、添加剂、表面活性剂、天然/合成树脂、分析试剂、日化原料、催化剂、高分子材料
- 主营：桶装散水、水产养殖、新材料粉、油酸钠、化工原料
- 主营：染色液、感受态、滴定法、棕榈油、试剂盒、鸡血清、保存液、赖氨酸、脯氨酸、抗凝牛、猫血清、苏木素、巴氏法、缬氨酸、乙酸锂、类器官、青霉素、无酚红、苏氨酸、添加剂、色氨酸、酪氨酸、pbs干粉、噻唑蓝、硫酸镁、鲑鱼精
- 主营：污泥收购、坚果回收、冷冻品回收、齿轮油回收、过期废油收购、石油树脂回收、黄油回收、奶油回收、处理冷冻品、船舶漆回收、固化剂回收、阻燃剂回收、过期色浆收购、坑小麦粉回收、合成橡胶回收、过期牛奶收购、过期聚醚收购、处理皮革染料、巧克力粉回收、过期腰果收购、过期咖啡收购、奶粉回收、过期食品回收
- 主营：树脂、化工助剂、奶粉、油漆 涂料、油墨、石蜡、日化原料、硫酸铜、氧化锌、染料颜料、异氰酸酯、钛白粉、环氧树脂、聚乙烯醇、碳酸钾
- 主营：金红石钛白粉、单水氢氧化锂、碘化钾、棕榈油、碘化钠、精碘、薄荷脑、氯化亚锡