Manufacturing method for environment-friendly myopia-prevention primary pulp paper of student workbooks

Abstract

The invention discloses a manufacturing method for environment-friendly myopia-prevention primary pulp paper of student workbooks. The method comprises the following steps that A, softwood pulp is bleached, wherein the length of the softwood pulp is 1-3 mm; B, wheat straw pulp for yellow dyeing is added into a pulp material in step A and uniformly mixed, wherein the softwood pulp and the wheat straw pulp are mixed according to a mass ratio of 4:1; C, auramine is added into a pulp material formed in step B; D, a pulp material obtained in step C is sent into a paper machine to make paper; E, dewatering and drying are carried out to obtain a finished paper product. The yellow wheat straw pulp is added into the bleached softwood pulp so that not only can the whiteness of the paper be ensured,but also the yellow color can absorb the blue light and purple light which are harmful to the eyes to a certain extent, and reduction of the fatigue of the eyes is facilitated. Therefore, the paper achieves the effect of preventing myopia, protects the vision, is conducive to reduction of myopia and is in favor of popularization.

Description

technical field [0001] The invention belongs to the technical field of paper production, and in particular relates to a method for making green, environment-friendly and anti-myopia primary pulp student workbook paper. Background technique [0002] The white paper that people use every day has white full-frequency reflection, which is irritating to the eyes, and the light yellow anti-myopia paper can reflect a specific spectrum of color light, which matches other color lights and has a suitable contrast, which can effectively improve the white full-frequency light. The impact on vision can achieve the effect of preventing myopia. Because yellow paper can absorb blue light and purple light that are harmful to the eyes, while white paper has white full-frequency light reflection, which is irritating to the eyes. Relatively speaking, yellow paper can relieve visual fatigue. [0003] Since the current anti-myopia paper is generally made of plant fibers, and because a large numb...

AI Technical Summary

Problems solved by technology

[0003] Since the current anti-myopia paper is generally made of plant fibers, and because a large number of primary and secondary school students need to use paper for homework exercises and review materials, it is easy to cause primary and secondary school students to use their eyes too hard and be prone to myopia, which seriously affects the eye health of primary and secondary school students in our country. , so it is necessary to improve paper to reduce the impact of paper on visual acuity

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