ANTICORROSION SEALANT Russian patent published in 2024 - IPC C09K3/10 C08L81/04 C08K13/02 

FIELD: aviation.

SUBSTANCE: group of inventions can be used in sealing aircraft structures. Anticorrosion sealant contains sealing and curing pastes in weight ratio of 100:5 to 100:8. Sealing paste contains a polysulphide oligomer, titanium dioxide, calcium carbonate, a solution of phenol-formaldehyde resin in ethyl alcohol and 3-glycidoxypropyl-trimethoxysilane. Vulcanising paste contains manganese (IV) oxide, dibutyl phthalate, stearic acid, aerosil, diphenylguanidine, thiuram, a corrosion inhibitor, chromate cyclohexylamine. Also disclosed is an embodiment of anticorrosion sealant.

EFFECT: group of inventions makes it possible to increase the pot life of the sealant, as well as to increase the adhesion, elasticity and anticorrosion properties of the coating obtained therefrom.

2 cl, 1 tbl, 4 ex