The utility model relates to a high-strength moisture-proof environmental protection paper corner guard, which is characterized in that it comprises an L-shaped paper base plate, the lower edge of the L-shaped paper base plate is evenly provided with continuous square strips at intervals, and the L-shaped paper base plate is successively divided into a plastic layer, an upper kraft paper layer, a composite honeycomb paper core layer, a lower kraft paper layer, a compression layer and a moisture-proof layer from the upper surface to the bottom; The composite honeycomb paper core layer comprises a plurality of mutually bonded composite honeycomb paper cores, the composite honeycomb paper core comprises hollow columns, and the middle holes of each hollow column are filled with wood plastic foaming materials.

2.根據(jù)權(quán)利要求1所述的一種高強度防潮的環(huán)保型紙護角，其特征在于，所述的塑膠層為由聚丙烯材質(zhì)制成的軟質(zhì)塑膠層。

2. The environmental protection paper corner protector with high strength and moisture resistance according to claim 1, which is characterized in that the plastic layer is a soft plastic layer made of polypropylene.

3.根據(jù)權(quán)利要求1所述的一種高強度防潮的環(huán)保型紙護角，其特征在于，所述的抗壓層為瓦楞紙層。

3. The environmental protection paper corner protector with high strength and moisture resistance according to claim 1, which is characterized in that the compression layer is a corrugated paper layer.

4.根據(jù)權(quán)利要求1所述的一種高強度防潮的環(huán)保型紙護角，其特征在于，所述的防潮層為由聚硅氧烷樹脂材料涂覆而成的聚硅氧烷樹脂層。

4. The environmental protection paper corner protector with high strength and moisture resistance according to claim 1, which is characterized in that the moisture-proof layer is a polysiloxane resin layer coated with polysiloxane resin material.

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