Marathwada Chemicals Zinc Stearate

Marathwada Chemicals Zinc Stearate is a soft, fine fluffy free flowing bulky powder having characteristic odor. It has mild antiseptic and astringent properties. It imparts smoothness to creams. It is a normal zinc soap of Stearic Acid and find users in many industries. It is water repellent by nature and insoluble in alcohol & ether but soluble in acids.

Chemical Name: Zinc Stearate

CAS Number: 557-05-1

Synonyms: Dibasic Zinc Stearate, Zinc Distearate, Zinc Salt Of Stearic Acid

Enhanced TDS

Knowde-enriched technical product data sheet

Identification & Functionality

Chemical Family
Chemical Name
Base Chemicals Functions
CAS No.
557-05-1
H.S. Code No.
28183030
Chemical Formula
(CH3(CH 2)16CO2)2Zn/C36H70ZnO4
Merck Index No. (12th Edition)
10292
Beilstein Referance
4-02-00-01206
EC No.
209-151-9
Technologies
Product Families
Structural Formula

Marathwada Chemicals Zinc Stearate - Structural Formula

Synonyms

Octadecanoid acid, Zincum salt

Applications & Uses

Markets
Applications
Base Chemicals End Uses
Applications
  • Rubber: Used as dusting powders to prevent sticking of unvulanised rubber sheet. As an additive in rubber compounds to improve flow and dispersion of vulcanising agent throught the compound.
  • Plastics: Internal lubricants and mold release agents for Polystyrene, Phenolics, Polyolefins, Nylon, Melamine Master Batches and Urea
  • Polyester (SMC/DMC): Lubricant and mold release
  • Abbrasives: As a component in the coating of abrasive papers and sanding sealers.
  • Coatings: As a flatting agent in certain Paints,Varnishes and Lacquers
  • Printing Inks: Acts as dulling agent
  • PVC Compounds: Zinc Stearate is a mild Stabilizer and cannot be used alone, mixtures with other Stabilizers particularly Alkaline Earth Metal Stearates with Epoxy Stabilizers is quit effective. This is non toxic and non sulfur stainings. Hence blends with Calcium Stearate are specially usefull in non toxic FDA approved compounds.

Properties

Appearance
White Fine Powder
Typical Properties
ValueUnitsTest Method / Conditions
Molecular Weight632.33--
Moisture Contentmax. 2%-
Total Ash Content14-16%-
Free Stearic Acidmax. 3%-
Zinc Content (as ZnO)13-15%-
Bulk Density0.10-0.20Gm/CC-
Fineness through 240 mesh99% pass-
pH6.5-7.5--
Solubility
  • Insoluble in Water, Ethanol & Ether

Packaging & Availability

Packaging Type
Packaging

Laminated HDPE Bags with separate liner inside.