Aluminum Stearate, Aluminum Distearate, Aluminum Hydroxy Distearate, Aluminum Triocta Decanoate, Hydroxy Aluminum Distearate, 300-92-5

Aluminum Stearate, Aluminum Distearate, Aluminum Hydroxy Distearate, Aluminum Triocta Decanoate, Hydroxy Aluminum Distearate, 300-92-5

🧪 Aluminum Distearate 

CAS: 300-92-5  

EINECS: 206-101-8  

Molecular Formula: C₃₆H₇₁AlO₅  

Molar Mass: 610.93 g/mol

⚙️ Basic Properties

🧪 Physical & Chemical Characteristics

• 💧 Insoluble in water

• 🍶 Soluble in ethanol, benzene, turpentine oil, mineral oil, and alkali

• ⚗️ Decomposes under strong acid with stearic acid and aluminum salts

• 🧫 Forms colloids with aromatic and aliphatic hydrocarbons

🏷️ Synonyms & Variants

• ALUMINUM DISTEARATE

• Aluminum trioctadecanoate

• Hydroxyaluminum distearate

• Aluminumhydroxydistearate

• Aluminium distearate (light)

• Hydroxybis(octadecanoato-O)-aluminum

🧴 Main Applications

📊 Sectoral Compatibility Table

🏭 Production Overview

• Reaction of stearic acid with aluminum salts (e.g. aluminum isopropoxide or sulfate)

• Conducted in anhydrous medium with controlled temperature and pH

• Final product is precipitated, filtered, dried, and milled

• Alternative methods: direct saponification or melt reaction with aluminum oxide

🧪 Aluminium Distearate (Light) / Alüminyum Di-Sterat 

CAS: 300-92-5  

EINECS: 206-101-8  

Molecular Formula: C₃₆H₇₁AlO₅  

Molar Mass: 610.93 g/mol

🧾 Names & Identifiers / İsimler ve Tanımlar

⚙️ Basic Physico-Chemical Properties / Temel Fiziksel-Kimyasal Özellikler

🧪 Physical & Chemical Characteristics

Fiziksel ve Kimyasal Özellikler

• 💧 Water Insolubility: Insoluble in water

• 🍶 Solubility: Soluble in ethanol, benzene, turpentine, mineral oil, and alkali

• ⚗️ Decomposition: Under heat or strong acid, decomposes into stearic acid and aluminum salts

• 🧫 Colloid Formation: Forms colloids with aromatic and aliphatic hydrocarbons

🏭 Production Method / Üretim Yöntemi

• Step 1: Molten stearic acid is mixed with excess sodium hydroxide to form a soap solution

• Step 2: Dilute aluminum sulfate solution is injected in the presence of alkali

• Step 3: Double decomposition reaction occurs

• Step 4: Product is dehydrated, washed, centrifuged, and dried

• Raw Material Consumption (per ton):

  • Stearic Acid: 860 kg

  • Aluminum Sulfate (95%): 630 kg

  • Solid Alkali (95%): 210 kg

🧴 Applications / Kullanım Alanları

⚠️ Risk & Safety Information / Risk ve Güvenlik Bilgileri

S24/25 – Avoid contact with skin and eyes

S26 – In case of eye contact, rinse with water and seek medical advice 

📋 RTECS No | BD0962000 

🔥 Flammability | Smoke formation upon thermal decomposition 

🧯 Fire Extinguishing Agents | Dry powder, foam, sand, CO₂, mist water 

🏚️ Storage & Transport | Ventilated warehouse, low temperature, avoid acids/alkalis

👷 Occupational Limit | TWA: 10 mg Al/m³ 

📊 Sectoral Compatibility Table / Sektörel Uyumluluk Tablosu