Synthetic rubber

Comparison of synthetic and natural rubber

Synthetic rubber is an artificial elastomer, primarily synthesized from petroleum byproducts. It is widely used in various applications due to its superior properties compared to natural rubber, such as resistance to abrasion, heat, and aging.

History

The development of synthetic rubber was driven by the need for alternatives to natural rubber, especially during times of war when access to natural rubber was limited. The first synthetic rubber, known as Buna rubber, was developed in Germany in the early 20th century.

John Boyd Dunlop, known for his work with rubber tires

During World War II, the demand for synthetic rubber increased significantly as the Allies sought to reduce their dependence on natural rubber from Southeast Asia. This led to the development of various types of synthetic rubber, including styrene-butadiene rubber (SBR), which became the most widely used synthetic rubber.

Production

Synthetic rubber is produced through the polymerization of monomers such as butadiene, styrene, and isoprene. The process involves the use of catalysts and specific conditions to achieve the desired properties of the rubber.

Sheet of synthetic rubber coming off the rolling mill at the plant of Goodrich

The production process can be tailored to produce different types of synthetic rubber, each with unique characteristics suitable for specific applications. For example, nitrile rubber is known for its resistance to oils and is commonly used in the automotive industry.

Applications

Synthetic rubber is used in a wide range of applications, including:

• Automotive tires
• Industrial hoses
• Seals and gaskets
• Footwear
• Adhesives

The versatility of synthetic rubber makes it an essential material in modern manufacturing and industry.

Advantages and Disadvantages

Synthetic rubber offers several advantages over natural rubber, such as:

• Greater resistance to abrasion and wear
• Better performance at high temperatures
• Improved resistance to chemicals and oils

However, synthetic rubber also has some disadvantages, including:

• Higher production costs
• Environmental concerns related to its production and disposal

Related Pages

• Natural rubber
• Polymer
• Elastomer
• Vulcanization

See Also

• Rubber
• Polymer chemistry
• Petrochemical industry