SHAPING MATERIAL FOR EXTRUSION FORMING FOAM PLASTICS, METHOD OF ITS PRODUCTION OBTAINED FROM IT FORMING FOAM PLASTIC CONTAINING WOOD, AND METHOD AND DEVICE FOR PRODUCING THIS PRODUCT

摘要

1. A molding material for extrusion molding with foaming, containing an additive in the form of a blowing agent to obtain a foamed synthetic wood-filled product by extrusion molding, and this material contains wood flour and thermoplastic resin as main components, as well as 1-5 wt.% alkane with a molecular weight of from 300 to 1000 g / mol. 2. The molding material for extrusion molding with foaming according to claim 1, characterized in that the molding material is subjected to melting with stirring to ensure uniform distribution of its components and granulation to obtain granules of a given size. A molding material for extrusion molding with foaming according to claim 1 or 2, characterized in that the ratio of wood flour and thermoplastic resin is 50-55 wt.% Wood flour to 45-50 wt.% Resin. 4. A molding material for extrusion molding with foaming but to any one of claims 1 or 2, further comprising a filler and / or a hardening agent and / or dye. 5. A molding material for extrusion molding with foaming according to claim 1 or 2, characterized in that the melt flow rate of the thermoplastic resin is in the range from 0.5 to 10 (g / 10 min) .6. Molding material for extrusion molding with foaming according to claim 1 or 2, characterized in that the thermoplastic resin is one of the following polymers or a mixture thereof: polypropylene (PP), polyethylene (PE), acrylonitrile butadiene-styrene resin and vinyl chloride (PVC ) .7. A method of obtaining a molding material for extrusion molding with foaming, where