Author : Vinipul Inorganics Pvt. Ltd. | Published on : 08 Nov 2021
Stearates
Vinipul Inorganics Pvt. Ltd. offers a comprehensive range of Stearates in India, including Zinc Stearate, Potassium Stearate, Calcium Stearate, Sodium Stearate, Barium Stearate, Magnesium Stearate and Lead Stearate.
Our Stearates range supports manufacturers and industrial buyers in plastics, PVC, rubber, pharmaceuticals, nutraceuticals, cosmetics, soaps, detergents, masterbatches, paints, coatings, construction chemicals, lubricants, wire drawing, paper, textiles and other speciality applications.
Available grades, purity, fatty-acid origin, particle size, packaging and compliance documentation depend on the individual Stearate, intended application and approved buyer specification.
| Product | CAS Number | General Characteristics | Major Applications |
| Zinc Stearate | 557-05-1 | Fine, hydrophobic, water-insoluble metallic soap | Plastics, rubber, mould release, paints, coatings, cosmetics and powder processing |
| Potassium Stearate | 593-29-3 | Water-compatible alkaline potassium soap | Liquid soaps, shaving creams, cosmetics, detergents, textiles, rubber latex and industrial emulsions |
| Calcium Stearate | 1592-23-0 | Water-insoluble calcium soap with heat stability and lubricity | PVC, plastics, masterbatch, concrete, rubber, pharmaceuticals, paper and coatings |
| Sodium Stearate | 822-16-2 | Sodium soap with cleansing, structuring and thickening properties | Bar soap, deodorant sticks, detergents, lubricants, textiles, cosmetics and industrial soaps |
| Barium Stearate | 6865-35-6 | Water-insoluble barium soap for controlled industrial use | Selected PVC stabiliser systems, plastics, rubber, wire drawing, greases and industrial lubricants |
| Magnesium Stearate | 557-04-0 | Fine, hydrophobic and water-insoluble powder | Pharmaceutical tablets and capsules, nutraceuticals, cosmetics, food applications and polymers |
| Lead Stearate | 1072-35-1 | Toxic lead-containing industrial metallic soap | Restricted legacy PVC, lubricant and specialised industrial applications where legally permitted |
Table of Contents
What Are Stearates?
Stearates are salts or soaps produced from stearic acid and a metallic or alkaline component. Stearic acid is a long-chain saturated fatty acid represented by the formula C₁₈H₃₆O₂. When the hydrogen in the carboxylic-acid group of stearic acid is replaced by a metal or alkali ion, a Stearate is formed.
Examples include:
- Zinc plus Stearic Acid produces Zinc Stearate.
- Calcium plus Stearic Acid produces Calcium Stearate.
- Magnesium plus Stearic Acid produces Magnesium Stearate.
- Sodium plus Stearic Acid produces Sodium Stearate.
- Potassium plus Stearic Acid produces Potassium Stearate.
- Barium plus Stearic Acid produces Barium Stearate.
- Lead plus Stearic Acid produces Lead Stearate.
Commercial Stearates may not consist solely of the salt of chemically pure stearic acid. Commercial fatty-acid feedstocks commonly contain stearic acid, palmitic acid and smaller quantities of other fatty acids. The resulting product may therefore contain corresponding metal salts in controlled proportions.
Stearates Comparison by Function
| Required Function | Commonly Evaluated Stearate |
| Strong mould release in plastics and rubber | Zinc Stearate |
| PVC acid scavenging and heat-stabiliser support | Calcium Stearate |
| Tablet and capsule lubrication | Magnesium Stearate |
| Liquid and soft soap formulation | Potassium Stearate |
| Hard soap and deodorant-stick structuring | Sodium Stearate |
| Selected controlled Barium-Zinc PVC systems | Barium Stearate |
| Restricted legacy lead-based PVC system | Lead Stearate |
| Paint and coating flatting or sanding support | Zinc Stearate |
| Concrete water-repellency support | Calcium Stearate |
| Cosmetic pressed-powder texture | Magnesium or Zinc Stearate, subject to grade |
| Rubber mould release | Zinc Stearate |
| Textile soap and fibre lubrication | Sodium or Potassium Stearate |
| Wire-drawing lubricant | Application-specific Barium or other approved metallic Stearate |
| Polymer masterbatch lubrication | Calcium or Zinc Stearate |
| Food or regulated applications | Only specifically compliant Calcium or Magnesium grades where legally permitted |
Zinc Stearate vs Calcium Stearate
Zinc Stearate and Calcium Stearate are both water-insoluble metallic soaps, but their main strengths differ.
| Parameter | Zinc Stearate | Calcium Stearate |
| Principal Strength | Mould release and surface slip | Heat stability, acid scavenging and lubrication |
| Typical Polymer Use | Rubber, thermosets, moulded plastics | PVC, polyolefins and masterbatches |
| Coating Use | Flatting, sanding and texture | More limited application-specific use |
| Water Behaviour | Hydrophobic and insoluble | Hydrophobic and insoluble |
| PVC Role | Lubricant and co-stabiliser | Lubricant, acid scavenger and co-stabiliser |
| Selection Priority | Clean release and surface finish | Thermal processing and stabilisation support |
They should not be substituted without formulation trials.
Sodium Stearate vs Potassium Stearate
| Parameter | Sodium Stearate | Potassium Stearate |
| Metal Ion | Sodium | Potassium |
| Soap Character | Harder and firmer | Softer and more water compatible |
| Common Products | Bar soap, solid sticks and industrial soaps | Liquid soap, soft soap and shaving cream |
| Water Behaviour | Less soluble than Potassium Stearate | More readily dispersed or dissolved |
| Structure | Supports solid product structure | Supports creamy or paste structure |
| Selection Priority | Hardness and structuring | Solubility, softness and creamy foam |
Magnesium Stearate vs Calcium Stearate
| Parameter | Magnesium Stearate | Calcium Stearate |
| Principal Regulated Use | Pharmaceutical tablet and capsule lubricant | Application-specific food, pharma and industrial uses |
| Polymer Use | Lubricant and release aid | Lubricant, acid scavenger and stabiliser support |
| Functional Sensitivity | Particle surface area affects tablet performance | Heat stability and lubricant balance affect polymer processing |
| Water Solubility | Practically insoluble | Practically insoluble |
| Key Buyer Parameter | Pharmacopoeia, surface area and origin | Calcium content, moisture, particle size and application |
Types of Stearates
Industries We Serve
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Market Area
South Africa , Nigeria, Kenya, Ghana, Ethiopia, Tanzania, Algeria, Angola, Benin, Botswana, Burkina Faso, Burundi, Cabo Verde, Cameroon, Central African Republic (CAR), Chad, Comoros, Democratic Republic of the Congo, Cote d’Ivoire, Djibouti, Egypt, Equatorial Guinea, Eritrea, Gabon, Gambia, Guinea, Guinea-Bissau, Lesotho, Liberia, Libya, Madagascar, Malawi, Mali, Mauritania, Mauritius, Morocco, Mozambique, Namibia, Nigeria, Rwanda, Sao Tome and Principe, Senegal, Seychelles, Sierra Leone, Somalia, South Sudan, Sudan, Swaziland, Togo, Tunisia, Uganda, Zambia, Zimbabwe.
Stearates in Gulf Countries
Oman, Qatar, Kuwait, Saudi Arabia, Dubai, Bahrain, Iran, United Arab Emirates
Stearates in Asia Countries
Afghanistan, Armenia, Azerbaijan, Bahrain, Bangladesh, Bhutan, Brunei, Cambodia, China, Cyprus, Georgia, India, Indonesia, Iran, Iraq, Israel, Japan, Jordan, Kazakhstan, Kuwait, Kyrgyzstan, Laos, Lebanon, Malaysia, Maldives, Mongolia, Myanmar (Burma), Nepal, North Korea, Oman, Pakistan, Palestine, Philippines, Qatar, Russia, Saudi Arabia, Singapore, South Korea, Sri Lanka, Syria, Taiwan, Tajikistan, Thailand, Timor-Leste, Turkey, Turkmenistan, United Arab Emirates (UAE), Uzbekistan, Vietnam, Yemen
We supply Stearates in all parts of India.
Andhra Pradesh, Arunachal Pradesh, Assam, Bihar, Chhattisgarh, Goa, Gujarat, Haryana, Himachal Pradesh, Jammu & Kashmir, Jharkhand, Karnataka, Kerala, Madhya Pradesh, Maharashtra, Manipur, Meghalaya, Mizoram, Nagaland, Odisha, Punjab, Rajasthan, Sikkim, Tamil Nadu, Telangana, Tripura, Uttarakhand, Uttar Pradesh and West Bengal.
Note: Please note that the information on this document is for illustration purposes only as information may vary with individual products, their grade and applications, industries or uses and therefore cannot be guaranteed as accurate. © Copyright 2020 © Vinipul Inorganics Pvt. Ltd. All Rights Reserved (Terms of Use). Recreation of any materials from the site is strictly prohibited without permission. Vinipul Inorganics Pvt. Ltd.’s products are sold exclusively through Vinipul Inorganics Pvt. Ltd.’s website. Use Terms | Privacy. Please contact us to discuss precise product specifications and requirements and obtain advice on which products are required to suit your exact application needs contact us at [email protected].
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