
antiozidant. Substances that reverse or prevent severe oxidation by ozone. Antiozonants are added to rubber to prevent them from becoming brittle as atmospheric ozone reacts with them over time. Aromatic amines are often used as antiozonants.
Found on
http://antoine.frostburg.edu/chem/senese/101/glossary/a.shtml

An antiozonant, also known as anti-ozonant, is an organic compound that prevents or retards the degradation of material caused by ozone (ozone cracking). Antiozonants are used as additives to plastics and rubber, especially in tire manufacturing. Common antiozonants include: == See also == ...
Found on
http://en.wikipedia.org/wiki/Antiozonant

an admixture to natural or synthetic rubber for preventing ozonolysis.
Found on
https://www.infoplease.com/dictionary/antiozonant
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