USE OF PETROLEUM COKE AS A BITUMEN MODIFIER Russian patent published in 2022 - IPC C08L95/00 C08K3/04 C04B28/00

Abstract RU 2769049 C1

FIELD: construction.

SUBSTANCE: invention relates to the field of construction. The use of petroleum coke powder with a particle size of 0.055-0.075 mm as a bitumen modifier in an amount of 5-15% of the total mass of petroleum coke powder and bitumen in the composition of an asphalt concrete mixture is described.

EFFECT: use of an alternative modified bitumen-based binder with improved properties, inexpensive and effective for use.

5 cl, 2 tbl, 3 ex

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RU 2 769 049 C1

Authors

Bazhenov Aleksandr Vladimirovich

Kuzik Vitalii Ivanovich

Dates

2022-03-28—Published

2021-09-13—Filed