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2 836 647

(13)

(51)

IPC

B01J20/26(2006-01-01)

B01D39/04(2006-01-01)

C08F220/18(2006-01-01)

(21) (22)

Application

2024134545, 2024-11-19

(24)

Start date

2024-11-19

(22)

Actual filing date

2024-11-19

(45)

Published

2025-03-18

(72)

Inventor

Koliaganova Olga VladimirovnaKusakovskii Daniil AlekseevichArkhipov Vladislav VitalevichKlimov Viktor ViktorovichBriuzgin Evgenii ViktorovichNavrotskii Aleksandr Valentinovich

(73)

Holder

Federalnoe Gosudarstvennoe Biudzhetnoe Obrazovatelnoe Uchrezh-Denie Vysshego Obrazovaniia Gosudarstvennyi Tekhnicheskii Universitet»

SORBENT BASED ON MODIFIED COTTON FABRIC Russian patent published in 2025 - IPC B01J20/26 B01D39/04 C08F220/18

Abstract RU 2836647 C1

FIELD: chemistry.

SUBSTANCE: invention can be used in oil refining, petrochemical, chemical and food industries for purification of water from oil, separation of mixtures of oil products and oils with water. Disclosed is a sorbent based on cotton fabric modified with 3 wt.% solution of a copolymer of glycidyl methacrylate with 2,2,3,3,4,4,4-heptafluorobutyl methacrylate and stearyl methacrylate in methyl ethyl ketone.

EFFECT: invention reduces moisture absorption of cotton fabric by increasing hydrophobic and oleophilic properties while maintaining sorption capacity with respect to oil.

1 cl, 1 tbl, 1 ex

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RU 2 836 647 C1

Authors

Koliaganova Olga Vladimirovna

Kusakovskii Daniil Alekseevich

Arkhipov Vladislav Vitalevich

Klimov Viktor Viktorovich

Briuzgin Evgenii Viktorovich

Navrotskii Aleksandr Valentinovich

Dates

2025-03-18—Published

2024-11-19—Filed