Coating raw materials

Introduction

CAS:1344-00-9

EINECS:215-684-8

Nature

Amorphous aluminium and sodium silicate obtained by precipitation in an aqueous medium.

Techinicial data

Property	Value	Unit
BET specific surface area	70	m²/g
Particle size	6	μm
Tamped density	250	g/l
Loss on drying	6	%
Loss on ignition	14	%
Conductivity, 10% water suspension	<1	mS/cm
DBP absorption	160	ml/100g
pH, 5% water suspension	10.5	/
Chemical composition of ignited product		%
SiO₂	82
Al as Al₂O₃	9.5
Na as Na₂O	8.1

Properties

Homogeneous particle size.

High degree of whiteness.

Easily dispersible in rubber, plastic, in liquid and powder products.

Fields of application

• Production of decorative paints and emulsion paints:

– Partial substitution of TiO₂.

– Matting agents in semigloss systems.

• Paper production:

– As an extender of TiO₂.

– As a white pigment for newsprint paper, coated paper, etc.

• Filler in printing inks.
• Fluidizing and anti-caking agent.

Storage

• Store in a dry place to maintain the product’s physical properties.
• It should not be stored for longer than one year from the supply date.

Containers

• 25 kg sacks.
• Big bags.
• Silo truck.

Applications:

Rubber Industry: As a reinforcing agent, it improves the tensile strength and modulus of rubber products and is widely used in tires, shoe soles, and other products.

Other Applications: Toothpaste abrasives, cosmetic UV reflectors, and paper reinforcements.

Safety classification for storge and transport

It is not classified as a dangerous substance according to EEC Directives on “Classification, packaging and labelling of dangerous substances”.

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