MULTILAYER GLASS AND METHOD OF PRODUCING MULTILAYER GLASS Russian patent published in 2020 - IPC B32B17/10 B32B3/30 C03C27/12 

FIELD: glass.

SUBSTANCE: invention relates to a multilayer glass comprising a first glass sheet, a second glass sheet and a thermoplastic film between said two glass sheets, wherein at least one glass sheet is made in the form of flat glass and has on at least one surface of the glass sheet a plurality of elongated elevations and elongated recesses which extend along the first direction of the glass sheet and arranged in turn in second direction of glass sheet perpendicular to first direction of glass sheet; wherein the thermoplastic film is obtained by an extrusion method and has on at least one surface a plurality of elongated elevations and elongated recesses which extend along the first direction of the film and are arranged alternatively in a second direction of the film perpendicular to the first direction of the film, wherein distance between adjacent elevations and distance between adjacent recesses in thermoplastic film is greater than or equal to 50 mm and elongated elevations of at least one glass sheet are arranged at angle of 0° to 45° to elongated elevations of thermoplastic film, as well as invention relates to a method of producing such a multilayer glass.

EFFECT: method of producing multilayer glass according to the invention enables to obtain multilayer glass with improved optical properties.

13 cl, 7 dwg