vulcanised

(verb) undergo vulcanization. Synonyms: vulcanize, vulcanise. Example: "Vulcanize rubber."

(verb) subject to vulcanization. Synonyms: vulcanize, vulcanise. Example: "Vulcanized rubber."

(adj) (used of rubber) treated by a chemical or physical process to improve its properties (hardness and strength and odor and elasticity). Synonyms: cured, vulcanized.