The clamshell portion comprises a substrate material including at least one layer of paperboard and at least one layer of polylactic acid adhered to the paperboard layer.

The invention relates to a corrugated cardboard which contains at least one smooth layer (1) and at least one corrugated layer (2), at least one of the layers being a cardboard layer (1).

A container with an improved closure system and other improved features made of a single-faced paperboard blank formed of a corrugated paperboard layer and a substantially flat paperboard layer.

For example, the card may be in the form of a laminate comprising a layer of board and a layer of paper formed with the security feature, e.g. a metallic strip or a fluorescing logo.

The packaging material (54) may be a carton blank, a PET bottle, or a laminated packaging material having at least one fiberboard layer.

It is also possible to use a layer of recycled cardboard between two layers of virgin cardboard.

Once mixed, cover the woodchips with a layer of wet cardboard.

Put down a layer of corrugated cardboard or other protective material.

Once mixed, cover the woodchips with a layer of wet cardboard.

The invention relates to a gypsum plaster board comprising a core layer made gypsum (1), which is covered on both sides with a cardboard layer (2, 3).

The wall panels, which can take the form of double or single panels, essentially comprise a pair of meshes and a layer of board as permanent formwork.

Instead of going through all the trouble of tilling or solarizing, just lay down a layer of cardboard and a super thick layer of mulch and wait.

white lined board cuttings

The clamshell portion comprises a substrate material including at least one layer of paperboard and at least one layer of polylactic acid adhered to the paperboard layer.

The invention relates to a corrugated cardboard which contains at least one smooth layer (1) and at least one corrugated layer (2), at least one of the layers being a cardboard layer (1).