Paperboard waterproof agent

Abstract

The invention discloses a paperboard waterproof agent which comprises the following components in parts by weight: 20-30 parts of polyurethane resin, 10-15 parts of rosin resin, 5-8 parts of acrylic acid, 3-5 parts of 2-ethylhexyl acrylate, 8-10 parts of n-butyl ether, 3-5 parts of paraffin, 2-4 parts of silicone oil, 5-8 parts of silicon dioxide, 1-2 parts of lignocellulose, 2-3 parts of ammonium persulfate, 0.2-0.5 part of lauryl sodium sulfate and 30-40 parts of water. The paperboard waterproof agent provided by the invention has a good waterproof effect, so that the surface of a carton is not easy to have a mildew spot phenomenon.

Description

A kind of cardboard waterproofing agent technical field The present invention relates to carton making technical field, be specifically related to a kind of cardboard waterproofing agent. Background technique [0002] As an indispensable packaging container in production and life, corrugated boxes are widely used in food, household appliances, textile Transportation and packaging in various industries such as weaving, food industry, and daily chemicals. With the improvement of people's consumption level, not only the demand for cartons The demand has increased, and higher requirements have been placed on the appearance and functionality of the carton. Corrugated cardboard is a kind of paper composite board, is a non-metallic interlayer material with viscoelasticity-plasticity, is composed of corrugated Corrugated core paper and inner and outer paper are bonded together to manufacture various corrugated boxes, paper trays, paper liners, paper corner protectors, display...

AI Technical Summary

Problems solved by technology

Due to the material of the corrugated box, the surface of the corrugated box is extremely easy to absorb water and adhere to bacteria and mold. After the corrugated box absorbs water and gets damp, the bacteria and mold will multiply on the corrugated box to produce a large number of bacterial and mildew spots, and the waterproof and stain resistance performance is poor. It has dropped sharply, and it may even become unusable. It is easy to be infected with bacteria when in contact with moldy cartons, which is not good for your health.