solvay process
Học thuậtThân thiện
Definition
Noun: 1. An industrial chemical method: The Solvay process is a specific, large-scale industrial procedure used to manufacture sodium carbonate (soda ash, Na₂CO₃) from readily available raw materials: sodium chloride (common salt, NaCl), ammonia (NH₃), and carbon dioxide (CO₂). It is a continuous process that recycles the ammonia.
Usage
The term is used as a proper noun to name this specific industrial method. * The Solvay process was a major technological advancement in chemical manufacturing. * Sodium carbonate produced by the Solvay process is a key ingredient in glassmaking. * Before the Solvay process became widespread, soda ash was obtained from plant ashes.
Advanced Usage
- The process is named after its Belgian inventor, Ernest Solvay. It is also historically referred to as the ammonia-soda process.
- It is discussed in contexts of industrial chemistry, chemical engineering history, and environmental impact due to the calcium chloride byproduct.
Variants and Related Words
- Ammonia-soda process: A synonym for the Solvay process, describing its key reagents.
- Soda ash: The common name for the primary product, sodium carbonate.
- Sodium carbonate: The chemical compound (Na₂CO₃) produced.
Synonyms
- Ammonia-soda process
Related Terms and Concepts
- Chemical process: A broader category to which the Solvay process belongs.
- Brine: A concentrated solution of sodium chloride, a key feedstock.
- Calcium chloride: A byproduct of the process.
Noun
- an industrial process for producing sodium carbonate from sodium chloride and ammonia and carbon dioxide