Composite plastic woven bag for fine powder product

Abstract

The invention relates to a composite plastic packaging pouch of powder product. Wherein, its bottom edge is treated with ultrasonic wave to form adhesive part; the upper part of adhesive part is stitched via stitch wire; the sealing paper via fused material or coated with liquid adhesive, or packed with emulsion coats the adhesive part and stitch wire. The inventive adhesive part can avoid powder leakage.

Description

technical field [0001] The invention relates to a composite plastic woven bag for packing various powdered fertilizers, cement and chemical products, etc., for fine powder products, in particular to a fine powder that can prevent the contents in the woven bag from leaking to the outside Composite plastic woven bags for products. Background technique [0002] Generally speaking, a composite plastic woven bag is a packaging bag used to package products other than grains, such as salt, sugar, cement, fertilizer, chemicals and PVC powder, usually composed of kraft paper surface and plastic woven cloth. Lining composition. Among them, the plastic woven fabric is made of polypropylene or polyethylene as the main raw material, and the raw silk with excellent tensile strength and uniform quality is made by the method of melting and stretching, and then the raw silk is woven by a knitting machine. The production process of the composite plastic woven bag is to use molten polypropyl...

AI Technical Summary

Problems solved by technology

These spilled powder materials can be left on the vehicle during transportation, causing the vehicle to become dirty

In addition, the powder sticks to the clothes of the movers and slides to the ground, polluting the surrounding environment

In addition, if the leakage is PVC powder, it will cause breathing difficulties for the staff, especially when the surrounding environment cannot be cleaned in time.

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