_ are product of reaction of an alcohol and aromatic bi-functional acids.
Correct answer: B. Polyester resins
- A. Acrylic resins
- B. Polyester resins
- C. PVCs
- D. Polyamide resins
Explanation
Polyester resins are synthetic resins formed by the reaction of dibasic organic acids and polyhydric alcohols.
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About Polymers
Polymers are large molecules made from repeating monomer units joined by covalent bonds. The topic distinguishes addition polymers such as polyethylene, PVC and polystyrene from condensation polymers such as nylon and polyester, and relates chain structure to thermoplastics, thermosetting polymers, elastomers, properties, uses and environmental concerns.
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