Magnesium silicate (natural)

Details:

Common name: Talc

Category: Paint&Coating Chemicals

Other name: Magnesium silicate (natural); TALCUM POWDER

CAS No.: 14807-96-6

EINECS No.: 238-877-9

Appearance: Powder

Molecular formula: 3MgO.4O2Si.H2O

 

Brand Name: Colorcom

Shelf Life: 2 Years

Place of Origin: China

 

Product Specification:

Molecular Weight	379.263
Boiling point	/
Melting point	800 °C
Density	2.7-2.8
Purity	99%
Acidity coefficient (pKa)	/
PH	/
Soluble	Insoluble in water, cold acids, alkalies.
Water solubility	/
Color	White

 

 

Product Description:
Talc is a soft, clay - like mineral that typically appears as white or light - colored flakes or powder. It has a soapy or greasy feel to the touch, which is a characteristic property. Chemically, it is a hydrous magnesium silicate with the formula Mg?Si?O??(OH)?. Talc has a low hardness, ranking only 1 on the Mohs scale, making it easily scratched. In the cosmetics industry, talc is a widely used ingredient. It is added to powders, such as face powders and body powders, to provide a smooth and silky texture, absorb excess oil, and reduce shine. In the paper industry, it serves as a filler. It improves the smoothness, opacity, and printability of paper. In the plastics industry, talc is used as a reinforcing agent. It can enhance the stiffness, strength, and dimensional stability of plastic products. In the rubber industry, it is added to rubber compounds to improve their processing properties and reduce the stickiness. In the pharmaceutical industry, talc is sometimes used in tablet formulations as a glidant to help tablets flow more easily during manufacturing. However, there are concerns regarding the use of talc. Some studies have raised questions about its potential link to certain health issues, especially when it contains asbestos - like fibers. Therefore, strict quality control measures are in place to ensure that talc used in consumer products is free from harmful contaminants.

 

Application: 

Talc has diverse applications. In cosmetics, it gives powders a smooth texture, absorbs oil, and reduces shine. In the paper industry, it functions as a filler for better smoothness and printability. For plastics, it acts as a reinforcing agent, enhancing stiffness and stability. In rubber, it improves processing and reduces stickiness. In pharma, it's used as a glidant in tablet production. However, due to potential health concerns related to asbestos - like fibers, strict quality control is essential to ensure its safe use in consumer products.

Package: 25kg bags

Storage:Sealed in dry, Room Temperature

Executive Standards: International Standard.