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Which among the following is a UV light absorber?

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+1 vote
in Food Packaging Technology by (63.0k points)
Which among the following is a UV light absorber?

(a) Phosphate esters

(b) Quaternary ammonium compounds

(c) Polyethylene glycol esters

(d) Benzophenones

This question was posed to me during an online interview.

Asked question is from Additives in Plastics in division Plastic Polymers Structure & Properties of Food Packaging Technology

1 Answer

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Best answer
Correct choice is (d) Benzophenones

Explanation: Benzophenone is an additive used in plastics as a UV light absorber. These are used to increase the life of plastic and stabilize its color, mainly caused due to its exposure to sunlight – UV spectrum.

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