该产品可作为聚乙烯的热稳定剂，具有优良的润滑性，加工性能好，与锌皂和环氧化合物并用具有协同效应、可提高热稳定性，与盐基性铅盐和铅皂并用于硬制品中，可提高凝胶化速度。本品用于聚乙烯和聚丙烯中可以消除残存催化剂对树脂颜色和稳定性的不良影响。本品还广泛用作聚烯烃，聚酯增强塑料，酚醛树脂、氨基树脂等热固化塑料的润滑剂和脱膜剂 .
硬脂酸钠化学结构式为Na(C18H35O2){即（C17H35COO）Na},分子量306.46。含钠7.51%,含硬脂酸92.50%,纯度在99.5%以上。呈白色粉末或白色块状，有滑腻感，有脂肪味，易溶于热水或醇水，溶液因水解呈碱性。熔点 100～110℃ ,应保存于保存于阴凉, 干燥, 通风的地方。[1]
合成方法/硬脂酸钠
1、将硬脂酸加入反应釜中，加热至熔融，再在搅拌下加入NaOH水溶液，在65℃加热2h，pH值控制在8.0～8.5。喷雾干燥得产品。C17H35COOH+NaOH;C17H35COONa+H2O
2、将10g硬脂酸溶于100mL 95%乙醇中，用0.5mol/L的氢氧化钠乙醇溶液滴定，以酚酞作指示剂，滴定到等当点后，将析出的硬脂酸钠皂抽滤分出。粗产品可用95%乙醇重结晶，得纯品。
食入
切勿经口喂食任何一个失去知觉的人。获得医疗救助。不要催吐。如果意识清醒，用水漱口，喝2-4满杯牛奶或水。
吸入
立即接触到新鲜空气中删除。如果没有呼吸，进行人工呼吸。如呼吸困难，给输氧。如果出现咳嗽或其他症状，送医院救治。
皮肤
至少15分钟，而用大量肥皂和水冲洗皮肤去除被污染的衣服和鞋子。如果刺激持续或发展，获取医疗援助。衣服洗净后方可重新使用。
眼睛
冲洗眼睛，用大量的水冲洗至少15分钟，偶尔抬一下上下眼睑。获得医疗救助。
处理
处理后，彻底冲洗。使用足够的通风。避免吸入粉尘，蒸汽，薄雾，或气体。避免接触眼睛，皮肤和衣物。保持容器密闭。从光存储保护。
密封阴凉干燥通风处保存肪味，易溶于热水或醇水，在空气中有吸水性，溶液因水解呈碱性。,应保存于阴凉, 干燥, 通风的地方。
用于控制漂洗过程中的泡沫。（硬脂酸钠是肥皂的主要成分）
乳化剂或分散剂
用于聚合物的乳化和抗氧化剂中等。
腐蚀抑制剂
聚乙烯包装膜中使其具有保护性能等。
化妆品
剃须凝胶，透明粘胶等
粘合剂
用作天然胶再粘贴纸片。
外观：白色粉末
气味：具有脂肪气味，有滑腻感
溶解度：溶于热水和乙醇，遇酸分解成硬脂酸和相应的钠盐
中文别名： 十八酸钠盐
英文名称： Sodium stearate
英文别名： Stearic acid Sodium Salt;Octadecanoic acid sodium salt
CAS号： 822-16-2
线性分子式： CH3(CH2)16COONa
纯度： ≥98%
游离酸:≤0.5%
水份:≤1.5%
MDL号： MFCD00036404
Beilstein号： 3576813
EC号： 212-490-5
NITIKA PHARMACEUTICAL SPECIALITIES PVT. LTD. ( NITIKA CHEMICALS ) was found in 1991 as a small manufacturing unit has grown today into a dynamic production center for range of products finding applications in various Industry Verticals.
While achieving this growth we are still maintaining it as a family owned enterprise to make best of the advantages of being a closely held company.
15 years after its foundation the company has been able to adapt to the fast growing technological changes to have an edge in the global market place.
Our focus is on the customer and achieving the high degree of customer satisfaction by providing quality products at a reasonable cost backed by timely deliveries and after sales support.
In 1991 NITIKA PHARMACEUTICAL SPECIALITIES PVT. LTD. ( NITIKA CHEMICALS ) was started to Manufacture Fine Chemicals for the Pharmaceutical and Allied Industries.
In 1993 received the Indian FDA Approval.
In 1996 the Production of Metallic Stearates was started utilizing the totally Home-Grown technologies.
In 2000 first Export for USA
n 2003 received ISO 9001:2000 from Bureau Veritas Quality International (Holding) S.A. London.
In 2005 we started building the plant as per WHO-GMP and US-FDA requirements and also received US-DMF no.18912 for our product Magnesium Stearate.
In 2006 we received KOSHER Certificate
In 2007 EDMF No.1252 from European authorities.
In 2008 received ISO 14001:2004.
In 2009 received WHO – GMP Approval.
NITIKA PHARMACEUTICAL SPECIALITIES PVT. LTD. ( NITIKA CHEMICALS ) wishes to maintain a profitable competitive and continuing organization where challenging and rewarding environment encourages employees to work with pride, enthusiasm and commitment.
We acknowledge that the present and future well-being of the company and its employees depends on our pharmaceutical and chemical products meeting statutory, regulatory and customer requirements. We support this by implementing Good Manufacturing and good laboratory practices.
Why Nitika?
Only company in Asia and second in world have Active US-DMF No.18912 for Magnesium Stearate
All the major global players producing Magnesium Stearate are chemical companies having a small Pharma division where as NITIKA PHARMACEUTICAL SPECIALITIES PVT. LTD. ( NITIKA CHEMICALS ) is a purely Pharma focused company and a step further we are focusing on only Pharmaceutical specialized Excipients.
Being strategically located in Central India, provides us with immense benefits like availability of pool of technically qualified personnel, low cost manpower, ready availability of various raw material and utilities.
We stand to gain from the fact that, India is being projected as the future pharmaceutical hub in the global knowledge economy.
India’s first International Multi-model Cargo Hub ‘MIHAN’ is coming up at a distance of about 15 miles from our plant.
Vision
We see Nitika Chemicals as a research based integrated chemical and pharmaceutical company of tomorrow having presence all over the globe with its focus on pharmaceutical excipients and specialties by providing its customers high quality products and backing them with technical, documentation and other supports.
s
