Chemistry of carbon compounds – Miscellaneous organic carbon compounds
Patent
1975-03-17
1977-03-08
Marquis, Melvyn I.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
260 237M, 260 4237, 404 72, C08L 9100
Patent
active
040111849
ABSTRACT:
A bitumen-polymer composition with improved elastomeric properties is prepared by chemically coupling a modified bitumen and a modified polymer with a metal compound wherein the bitumen and polymer are first modified by attaching to the bitumen and polymer carboxylic acid groups or anhydride groups.
REFERENCES:
patent: 3161620 (1964-12-01), Perkins
patent: 3303151 (1967-02-01), Peters
patent: 3585155 (1971-06-01), Hillstein
van Reijendam Jan W.
VAN Schooten Jan
Marquis Melvyn I.
Parker William E.
Shell Oil Company
Vance Dean F.
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