Magnesium stearate CAS 557-04-0

CAS No.557-04-0
Other Name:Octadecanoic acid magnesium sa
MF:2(C18H35O2).Mg

Magnesium stearate is a white, sand free, fine powder; Slightly odorous; There is a slippery sensation in contact with the skin. This product is insoluble in water, ethanol, or ether and is mainly used as a lubricant, anti adhesive, and flow aid. Especially suitable for the granulation of oils and extracts, the particles produced have good flowability and compressibility. Used as a flow aid in direct tablet pressing. It can also serve as a filter aid, clarifier, and defoamer, as well as a suspension aid and thickener for liquid formulations.

Appearance and properties: white powder

Density: 1.028g/cm3

Melting point: 88.5 º C

Boiling point: 359.4 º C at 760 mmHg

Flash point: 162.4 º C

application area

  1. This product is used as a heat stabilizer for polyvinyl chloride, as well as raw materials for cosmetics such as flour, moisturizing ointments, and pharmaceutical tablets (shaping agents, lubricants); Used in wood powder for lubrication, brightness, and transparency; Used in the paint industry as transparent leveling agents, etc.
  2. Widely used in food, medicine, coatings, plastics, rubber, textiles, etc.
  3. It is a new type of medicinal excipient that can be used as a film-forming coating material for solid formulations, a thickener for colloidal liquid formulations, and a suspension agent.
  4. Used in cosmetics for powder products, it can enhance adhesion and lubricity, and can also be used as a raw material for pharmaceutical tablets.