INTERPENETRATING ELASTOMER MESH MADE FROM PARTICLES OF GROUND TIRE RUBBER Russian patent published in 2024 - IPC C08L21/00 C08L7/00 C08L9/00 C08L95/00 C08K5/00 C08J11/16 C08J5/18 C08K3/04 

Abstract RU 2813462 C2

FIELD: chemistry.

SUBSTANCE: group of inventions relates to a product obtained from recycled tire rubber, having properties similar to those of the initial composite rubber, as well as to a method for production thereof. Polymer matrix for encapsulating soot particles and / or graphene, where said polymer matrix comprises a cross-linked network of rubber obtained from worn tires, and at least one additional polymer, where the polymer matrix binds the polycyclic aromatic hydrocarbon, where the polymer matrix has an effective particle size of less than 5 mcm. Described also is a method of producing a polymer matrix, comprising combining particles of vulcanised rubber, an additional polymer containing a reactive moiety, and an organometallic compound to obtain a mixture to cause delamination of the rubber matrix inside the vulcanised rubber particles together with breaking of sulphide bonds in order to cause crosslinking of the additional polymer to obtain a polymer matrix and in order to cause a chemical reaction between the reactive moiety and the polycyclic aromatic hydrocarbon, as a result of which the polymer matrix binds the polycyclic aromatic hydrocarbon, wherein the organometallic compound includes a metal having an octahedral molecular geometry, and the reactive moiety is selected from an epoxy, hydroxyl, urethane or acetate group. Also described is a material for a road surface containing a polymer matrix, and suspension of polymer matrix in asphalt. Fig. 1 shows an electromechanical reactor environment (EMRE) containing rotor 101, stator 102 and slots/cavitation cavities 103, combined to create flow path 104 of a suspension of particles of ground tire rubber.

EFFECT: providing a polymer matrix for encapsulating soot and/or graphene particles capable of binding a polycyclic aromatic hydrocarbon by processing or converting tire rubber into a product having properties similar to those of the original composite rubber, it is characterized by interpenetrating elastomer mesh exhibiting physical properties substantially similar to macrostructural properties of initial rubber of worn tires.

25 cl, 34 dwg, 7 tbl

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RU 2 813 462 C2

Authors

Kou, Uilyam B.

Dates

2024-02-12Published

2018-10-23Filed