COMPOSITION FOR FIBROUS MATERIAL AND METHOD OF ITS PRODUCTION Russian patent published in 2013 - IPC B65D85/30 

FIELD: process engineering.

SUBSTANCE: invention relates to production of composite materials, particularly, to fibrous heat- and sound-proof materials and methods of their production and may be used in making packing containers for eggs, vegetables, etc, residential and administrative buildings, etc. Proposed composition comprise paper fiber, cardboard and paper wastes, and binder. Proposed method comprises wet heat treatment of fibrous material to be bound with binder consisting of the mix of boric acid, urea-formaldehyde resin, dextrin and paster.

EFFECT: cheap, non-polluting composition for material with high strength and stable physical properties.

2 cl