HEAT INSULATION MATERIAL AND METHOD OF IT'S PRODUCTION Russian patent published in 2012 - IPC C04B26/18 C04B18/24 C04B24/12 E04B1/78 

FIELD: construction.

SUBSTANCE: heat insulation material on the basis of a raw mix contains the following components (in terms of dry substance), wt %: ground fibrous mass from container board 10.56-10.71, binder - polyvinyl acetate glue 0.35-1.72, hardener on the basis of isocyanate 0.02-0.09, foaming agent 0.37-0.38, and water - balance. Ground fibrous mass from container board is used with moisture of 100-350%. The method is characterised to produce a heat insulation material.

EFFECT: reduced coefficient of heat conductivity with preservation of its physical and mechanical characteristics and reduced prime cost of material.

2 cl, 2 tbl, 4 ex