buna rubber

Thân thiện

A chemist examines a sample of buna rubber in the laboratory.

Definition

Noun: 1. A type of synthetic rubber: Buna rubber is a synthetic rubber made by polymerizing butadiene. It was one of the early synthetic rubbers developed, particularly significant during periods when natural rubber was scarce.

Usage

• Buna rubber is a technical term used primarily in industrial, chemical, and historical contexts.
• It refers specifically to the polymer created from butadiene, distinguishing it from other synthetic rubbers made from different monomers or copolymers.

Examples

• Noun:
  • During World War II, buna rubber was produced as a substitute for natural rubber.
  • The chemical plant specialized in the production of buna rubber.
  • The properties of buna rubber differ from those of natural rubber.

Advanced Usage

• The term "buna" itself is derived from butadiene and Na (the chemical symbol for sodium, which was used as a catalyst in early production processes).
• "Buna rubber" is often discussed in contrast to "Buna-S" or SBR (styrene-butadiene rubber), which is a copolymer and a more common synthetic rubber.

Variants and Related Words

• Buna (n): A shorter, informal name for buna rubber.
• Polybutadiene (n): The modern chemical name for the polymer that constitutes buna rubber.
• Synthetic rubber (n): The general category to which buna rubber belongs.

Synonyms

• Polybutadiene rubber
• Butadiene rubber (BR)

Related Phrases/Compounds

• Buna-S: A specific, more common type of synthetic rubber made from styrene and butadiene (Styrene-Butadiene Rubber, SBR).

Học thuật

Noun

1. made by polymerizing butadiene

Từ đồng nghĩa

• buna