Chemistry · Polymers
Natural rubber is soft at high temperatures and brittle at low temperatures. To improve its physical properties, it is heated with sulfur and appropriate additives at temperatures of 373 K to 415 K. This process is known as ______.
- 1Polymerization
- 2Vulcanization✓
- 3Extrusion
- 4Molding
Correct answer
Vulcanization
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