Patent ID: 9181490
Filing Date: 2015-11-10
Classification: B01D,C08J,C10G,C10L,Y02P

Abstract:
1. A method for dissolving, displacing, extracting, recovering, and/or removing a solvent and solvent-associated liquids trapped within pores of a solvent-treated material selected from the group consisting of a solvent-treated rubber, a solvent-treated plastic, and a solvent-treated combination thereof, comprising the steps of: a) providing a solvent-extracting composition, b) contacting said solvent-treated material with said solvent-extracting composition such that said solvent-extracting composition penetrates into pores of said solvent-treated material, c) forming a recovery mixture, wherein the recovery mixture comprises at least a portion of the solvent and solvent-associated liquids extracted into the solvent-extracting composition; and d) separating the recovery mixture from material that is not extracted into the solvent-extracting composition,