Aluminum stearate
Agent Name
Aluminum stearate
Alternative Name
Aluminum tristearate
CAS Number
637-12-7
Formula
C18-H36-O2.1/3Al
Major Category
Other Classes
Synonyms
Aluminum tristearate; Alugel 34TN; Aluminum (III) stearate; Aluminum octadecanoate; Aluminum stearate; Aluminum stearate (1:3); Aluminum stearate, tribasic; Aluminum(III) stearate; Metasap XX; Monoaluminum stearate; Octadecanoic acid, aluminum salt; Rofob 3; SA 1500; Stearic acid, aluminum salt; Tribasic aluminum stearate; [ChemIDplus]
Category
Stearates
Description
White solid; [Hawley] White powder; Insoluble in water; [MSDSonline]
Sources/Uses
Used for waterproofing fabrics and ropes; in paint and varnish driers; for thickening lubricating oils; in cements (waterproofing additive); in light-sensitive photographic compositions; as gelling agent for alkyd paints and varnishes; as defoamer for oil drilling fluids; as retarder for polysulfide dental impression materials; in greases, lubricants, cutting compounds, cosmetics, and pharmaceuticals; as flatting agent; as defoaming agent in beet sugar and yeast processing; as a water-repellent soap (for natural stone surfaces); to gel petroleum fractions in the preparation of high-energy rocket fuels and plastic explosives; in pesticide formulations; [HSDB]
Comments
May cause eye irritation; [HSDB] May cause irritation; [MSDSonline] See "Aluminum." See "STEARATES."
Biomedical References
Exposure Assessment
TLV (ACGIH)
1 mg/m3, respirable fraction
PEL (OSHA)
15 mg/m3 (total dust)
MAK
4 mg/m3 (inhalable fraction), 1.5 mg/m3 (respirable fraction)
Explanatory Notes
TLV, PEL, and MAK values for aluminum metal and insoluble compounds;
Diseases, Processes, and Activities Linked to This Agent
Processes
Industrial Processes with risk of exposure: