Kaolinite

Synonym(s):Aluminum silicate

CAS NO.：1318-74-7
Empirical Formula: Al2H4O9Si2
Molecular Weight: 258.160436
MDL number: MFCD00077645
EINECS: 215-286-4
SAFETY DATA SHEET (SDS)
Update Date: 2026-01-13 11:19:52

What is Kaolinite?

Physical properties

Habit: platy, massive.
Color: white, brownish white, grayish white, yellowish white, or grayish green.
Diaphaneity: transparent to translucent.
Luster: earthy (i.e., dull).
Streak: white.
Cleavage: (001) perfect.
Fracture: flexible.

The Uses of Kaolinite

Kaolinite can be used:

In the preparation of of polysialate polymers.
To prepare mullite composites by sintering kaolinite and alumina.
To synthesize microporous materials such as zeolite Linde Type A (LTA) and kaoline based silicoaluminophosphate (SAPO) molecular sieves.
In the synthesis of terbium pyridine-picolinate grafted kaoline, as a luminescent hybrid material.
As a filler and a coating pigment in the paper industry.

What are the applications of Application

Kaolinite is a useful metal aluminum silicate for proteomics research

Properties of Kaolinite

Melting point:	560-600 °C (decomp)
Density	2.596 g/cm3
EPA Substance Registry System	Kaolinite (Al2(OH)4(Si2O5)) (1318-74-7)

Safety information for Kaolinite

Computed Descriptors for Kaolinite

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