Hair sprays generally contain resins in a volatile solvent. Upon drying, they leave a thin film that holds the hair in place. Which of the following is a resin used in hair spray?
A
Polyester
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B
Polyvinyl alcohol
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C
Polyvinyl pyrrolidone (PVP)
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D
Polythene
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Solution
The correct option is C Polyvinyl pyrrolidone (PVP)
PVP (Polyvinyl pyrrolidone) is a versatile ingredient which is used in cosmetics and beauty industry as a bindes, film former, emulsion stabilizer, suspending agent and hair fixative used in products like mascara, eyeliner, hair conditioners, hair sprays and shampoos.