METHOD OF PREPARING DIENE-BASED RUBBER POLYMER AND METHOD OF PREPARING GRAFT POLYMER COMPRISING THE SAME
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United States of America Patent
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Issued Date -
Sep 19, 2024
app pub date -
Jan 17, 2023
filing date -
Jan 18, 2022
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Abstract
The present disclosure relates to a method of preparing a diene-based rubber polymer, which includes: initiating polymerization of a monomer in the presence of a coordination metal catalyst; and adding a radical initiator when a polymerization conversion rate is 20 to 75% and performing the polymerization of the monomer, wherein the monomer is a diene-based monomer or a diene-based monomer and an aromatic vinyl-based monomer.
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