COPOLYMERIZATION OF SULFUR WITH BIO-OIL OR BIOMASS MONOMERS
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United States of America Patent
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Aug 3, 2023
app pub date -
Jan 31, 2023
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Jan 31, 2022
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Sulfur copolymerization includes combining elemental sulfur with modified bitumen to yield a mixture, blending the mixture, and curing the mixture to yield a copolymerized modified bitumen. The modified bitumen includes waste vegetable oil. Inverse vulcanization includes combining an unsaturated fatty acid and an alkaline earth metal (hydr)oxide to yield a mixture, combining elemental sulfur with the mixture, and processing the mixture to yield a sulfur copolymer.
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