Process For Preparing Graft Polymers Without Initiator And Without Solvent And Bitumen/Polymer Compositions Comprising Said Graft Polymers
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United States of America Patent
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Oct 10, 2014
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Jul 12, 2010
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Abstract
A process for preparing graft polymers from a polymer is based on conjugated diene units and a graft which is a thiol derivative. The process has an absence of solvent and any radical initiator. The graft polymer can be advantageously be used as additive for a bitumen/polymer composition and in particular permits thermoreversible cross-linking.
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