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BUNA-S - Applied Chemistry 1

Short Note

BUNA-S

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Solution

BUNA-S (or STYRENE RUBBER)
PREPARATION
This is the most important type of synthetic rubber which is produced by copolymerization of butadiene ,CH2 = CH- CH = CH2 (75% by weight) and styrene ,C6 H5 CH = CH2 (25% by weight). 

• PROPERTIES
1.Styrene rubber resembles natural rubber in processing characteristics as well as quality of finished products.
2.1t posses high abrasion-resistance, high load-bearing capacity and resilience
3.1t swells in oils and solvents.
• USES
1.Mainly used for the manufacture of motor tyres.
2. Other uses of this elastomer are floor tiles, shoe soles, gaskets, foot-wear components, wire and cable insulations, carpet backing, adhesive, tank-lining, etc.

Concept: Rubbers - Properties and Uses of Buna‐S
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