Trisstearic acid aluminum salt
Aluminium stearate
CAS: 637-12-7
Molecular Formula: C54H105AlO6
Trisstearic acid aluminum salt - Names and Identifiers
| Name | Aluminium stearate |
| Synonyms | rofob3 aluminum salt Aluminum Stearate Aluminium stearate Aluminum tristearate Aluminum octadecanoa Aluminium tristearate Aluminum octadecanoate aluminium octadecanoate Aluminium stearate tech aluminium (tri) stearate Tristearic acid aluminum Stearic acid aluminium salt octadecanoate, aluminum salt octadecanoicacid,aluminumsalt Tristearic acid aluminum salt Trisstearic acid aluminum salt Aluminium stearate white powder Trioctadecanoic acid aluminum salt |
| CAS | 637-12-7 |
| EINECS | 211-279-5 |
| InChI | InChI:1S/3C18H36O2.Al/c3*1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20;/h3*2-17H2,1H3,(H,19,20);/q;;;+3/p-3 |
Trisstearic acid aluminum salt - Physico-chemical Properties
| Molecular Formula | C54H105AlO6 |
| Molar Mass | 877.39 |
| Density | 1.01 |
| Melting Point | 103°C |
| Boling Point | 250℃[at 101 325 Pa] |
| Water Solubility | Soluble in alkali, glycol, chlorinated hydrocarbons, petroleum, benzene, turpentine oil, mineral oil, vegetable oil, mixture of benzene, toluene and the three xylene isomers. Insoluble in water, ethan |
| Solubility | Soluble in ethanol, benzene, turpentine, mineral oil, sodium hydroxide solution, turpentine, toluene, alcohol and other solvents, almost insoluble in water. |
| Vapor Presure | 0Pa at 25℃ |
| Appearance | White amorphous powder. |
| Specific Gravity | 1.01 |
| Color | white |
| Exposure Limit | ACGIH: TWA 1 mg/m3 |
| Merck | 14,364 |
| Storage Condition | Room Temprature |
| Stability | Stable. Incompatible with strong oxidizing agents. |
| Sensitive | Easily absorbing moisture |
| MDL | MFCD00036389 |
| Physical and Chemical Properties | White powder. Insoluble in water, ethanol, ether, soluble in alkali, turpentine, mineral oil, petroleum, kerosene and benzene and other solvents. Decomposition to stearic acid and corresponding salts in the presence of strong acids |
| Use | Used as heat stabilizer and lubricant for polyvinyl chloride plastics, anti-settling agent and drier for paint industry, waterproof agent for fabrics, thickening agent for lubricating oil, etc |
Trisstearic acid aluminum salt - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. S36 - Wear suitable protective clothing. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| WGK Germany | 3 |
| RTECS | BD0707000 |
| TSCA | Yes |
Trisstearic acid aluminum salt - Upstream Downstream Industry
Trisstearic acid aluminum salt - Nature
Open Data Verified Data
white or yellowish powder. The melting point was 117-120 °c. Do not dissolve in water, ethanol, ether, soluble in lye, turpentine. With strong acids can be decomposed into stearic acid and the corresponding aluminum salts.
Last Update：2025-06-10 22:55:16
Trisstearic acid aluminum salt - Preparation Method
Open Data Verified Data
with stearic acid as raw material, heating and melting, and sodium hydroxide solution for saponification reaction, and then with aluminum sulfate for double decomposition reaction, finally by washing, centrifugal dehydration, drying.
Last Update：2025-06-10 22:55:16
Trisstearic acid aluminum salt - Introduction
In case of strong acid, it decomposes into stearic acid and corresponding salt.
Last Update：2022-10-16 17:27:36
Trisstearic acid aluminum salt - Application
Open Data Verified Data
It is used as a lubricant remover in oil field operations. For the raw materials of metal rust inhibitor, waterproof agent of building materials, polishing agent of ink, thickening agent of cosmetics, etc. Aluminum Stearate is used as a smoothing agent and thickener in coatings, and also has the effect of improving the thixotropy of coating films.
Last Update：2025-08-19 16:24:40
Trisstearic acid aluminum salt - Reference Information
| LogP | 22.69 |
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | This product is used for raw materials of metal rust inhibitor, waterproofing agent of building materials, polishing agent of ink, thickening agent of cosmetics, etc. Aluminum Stearate is used as a smoothing agent and thickener in coatings, and also has the effect of improving the thixotropy of coating films. used as waterproof agent, plastic additives and lubricants used as heat stabilizer and lubricant for polyvinyl chloride plastics, anti-settling agent and drier for paint industry, thickening agent for lubricating oil |
| category | toxic substances |
| flammability hazard characteristics | flammable; Combustion-induced irritating smoke |
| storage and transportation characteristics | warehouse ventilation and low temperature drying |
| extinguishing agent | dry powder, foam, sand, carbon dioxide |
| Occupational Standard | TWA 10 mg/m3 |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-09 20:52:54
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Raw Materials for Trisstearic acid aluminum salt