TITANIUM DIOXIDE Chemical Properties

Melting point:

1840 °C

Boiling point:

2900 °C

Density 

4.26 g/mL at 25 °C(lit.)

Flash point:

368°C

form 

powder

color 

White

Specific Gravity

3.9

Water Solubility 

Insoluble in water, dilute acids, organic acids, and dilute alkalis.

Crystal Structure

Tetragonal, P4/mnm

crystal system

square

Merck 

14,9472

Space group

I41/amd

Lattice constant

a/nm	b/nm	c/nm	α/o	β/o	γ/o	V/nm3
0.37848	0.37848	0.95119	90	90	90	0.1363

Stability:

Stable. Incompatible with strong acids.

CAS DataBase Reference

1317-70-0(CAS DataBase Reference)

EPA Substance Registry System

Anatase (TiO2) (1317-70-0)

Safety Information

Hazard Codes 

Xn

Risk Statements 

20-36/37/38

Safety Statements 

26-36

WGK Germany 

-

RTECS 

XR2275000

TSCA 

Yes

MSDS

• Language:English Provider:SigmaAldrich
• Language:English Provider:ACROS
• Language:English Provider:ALFA

TITANIUM DIOXIDE Usage And Synthesis

Description

The lattice structure of anatase is also tetragonal, but the lower packing fraction of the crystal lattice explains why anatase crystal exhibits both a lower hardness and refractive indices than rutile.Nevertheless, because the crystal lattice energies of the two phases are quite similar, anatase remains metastable over long periods of time despite being less thermodynamically stable. However, above 700°C, the irreversible and rapid monotropic conversion of anatase to rutile occurs. From an optical point of view, anatase exhibits a greater transparency in the near-UV than rutile.

Chemical Properties

white powder

Uses

Titanium(IV) oxide is used as UV-resistant cloth, skin protecting cream, face washing milk, cream milk, powder make-up. It is also used as photocatalyst, self-cleaning glass, self-cleaning ceramics, antibacterial material, air purification, sewage handling, chemical industry. It is widely utilized in cosmetics, sunscreen cream, natural white moisture protection cream, beauty and whitening cream, dawn and night cream, moistening refresher, vanishing cream, chemical fiber, plastics, printing ink coating. It is likewise utilized for improving the impressionability and opacity of the paper and used for producing titanium, ferrotitanium alloy, carbide alloy etc. in the metallurgical industry.

Uses

Titania paste may be used as a transparent coating for self cleaning glass.Low optical scattering titania-acrylate nanocomposites have been reported. Metal contacts in solar cells based on titanium dioxide and di-(isothiocyanate)-bis-(2,2′-bipyridyl-4,4′-dicarboxylate)ruthenium(II) have been studied.

Definition

ChEBI: Titanium dioxide is a titanium oxide with the formula TiO2. A naturally occurring oxide sourced from ilmenite, rutile and anatase, it has a wide range of applications. It has a role as a food colouring.

General Description

Titanium (IV) oxide nanopowder is widely used in skin products, additives, and foods. Nano titania has been proved to be the most active photocatalytic semiconductor under ultraviolet radiation. Titanium isopropoxide, titanium (IV) butoxide has been used as precursor materials to synthesize nano-titania.

Safety Profile

A questionable carcinogen.

TITANIUM DIOXIDE(1317-70-0)Related Product Information

• Rutile
• TITANIUM OXIDE
• ANTIMONY (IV) OXIDE
• TITANIUM NITRIDE
• Nickel(II) oxide
• Strontium oxide
• Tetraterbium heptaoxide
• TITANIUM MONOXIDE
• Titanium dioxide
• LUTETIUM OXIDE
• Tantalum pentoxide
• Neodymium oxide
• Praseodymium oxide
• Iron oxide
• Cerium dioxide
• Lithium oxide
• LITHIUM COBALT(III) OXIDE
• Lanthanum oxide