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US 11,878,446 B2Granted
Method for manufacturing articles made from crumb rubber
AssigneeCompagnie Generale Des Etablissements Michelin
InventorsFrédéric Pialot, José Merino Lopez
Life of this patent
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Abstract
A process for manufacturing an article made of recovered rubber crumb is provided. According to the process: a) crumb particles are mixed with particles of a solute; b) a molded article is produced by molding the mixture from step a) in a closed mold under predetermined temperature and pressure conditions; and c) the molded article is brought into contact with a solvent so as to dissolve at least one portion of the particles of said solute.
Claims9
A process for manufacturing an article made of recovered rubber crumb, wherein:
- a) crumb particles are mixed with particles of a solute;
- b) a molded article is produced by sintering the mixture from step a) alone in a mold under predetermined temperature and pressure conditions;
- c) the molded article is brought into contact with a solvent so as to dissolve at least one portion of the particles of said solute.
Dependencies are inferred from the claim text.