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Aluminum Stearate

Aluminum Stearate

CAS Number: 637-12-7

Molecular Formula: C54H105AlO6

Purity: ≥95% typical

End use functional additiveREACH (EU) / RoHS CompliantISO 9001 Aluminum Stearate PlantThickener/Gel Former/Stabilizer/Water Repellent

About Aluminum Stearate

Aluminium Stearate or monoaluminum stearate is the aluminium salt of stearic acid, supplied as a fine white hydrophobic powder. Aluminum(III) stearate is an valuable thickener and gelling agent, capable of forming stable gels with oils and non-polar solvents. This property makes it functional as a capability in paints,...

Synonyms

  • aluminum monostearate
  • aluminum tristearate
  • ammonium stearate
  • calcium stearate
  • magnesium stearate
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Aluminum Stearate Specifications

CAS Number
637-12-7
Molecular Formula
C54H105AlO6
IUPAC Name
aluminum tris(octadecanoate)
Canonical SMILES
CCCCCCCCCCCCCCCCCC(=O)[O-].CCCCCCCCCCCCCCCCCC(=O)[O-].CCCCCCCCCCCCCCCCCC(=O)[O-].[Al+3]
InChI Key
CEGOLXSVJUTHNZ-UHFFFAOYSA-K
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
MDL Number
MFCD00036389
HSN No
29157090
Appearance
White to off-white powder
Odor
Slight fatty odor
Melting Point
118 °C
Purity
≥95% typical
Density
~1.0 g/cm³
Solubility
Organic solvents
Special Property
Forms gels with oils and enhances suspension stability
GHS Hazard Statements
Not Classified
ECHA C&L Notifications Summary
Not meeting GHS hazard criteria

Paints & Coatings

Thickener, stabilizer, water-repellent additive

Printing Inks

Improves consistency and suspension stability

Lubricating Greases

Gelling agent, enhances thermal resistance

Cosmetics

Thickener and stabiliser in creams, ointments, and powders

Functional Features

Provides water repellency, suspension stability, and gel formation in oil-based systems.

Temperature

Store at 15–30 °C

Environment

Dry, sealed storage; protect from moisture

Protection

Keep in closed containers to avoid clumping

Packaging Options

225 kg bags or fiber drums (Custom bulk packaging)

Shelf Life

24 months under controlled conditions

  1. aluminum monostearate
  2. aluminum tristearate
  3. ammonium stearate
  4. calcium stearate
  5. magnesium stearate

Aluminum Stearate FAQs

Minimum Order Quantity

25 kg (evaluation) · 1 MT (commercial)

Lead Time

3 – 5 weeks estimated

Delivery Terms

FOB*

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

US Availability

US Facility Inventory

Documentation

US SDS · COA · TDS · Specification sheet

US Regulatory & Quality Information

TSCA status*

US SDS / HazCom*

GHS classification*

ISO 9001:2015 site*

DOT shipping classification*

FDA status*

EPA status*

California Prop 65*

Reliable US supply chain

Regulatory compliance

On-time delivery

Technical expert support

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