A kind of production technology of anti-myopia paper and its application
A production process and anti-myopia technology, which is applied in the field of papermaking, can solve the problems of destroying the ecological environment and environmental pollution, and achieve the effect of solving regeneration technology, reducing felling, and improving mechanical properties
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Embodiment 1
[0041] A kind of production technology of anti-myopia paper provided by the invention comprises the following steps:
[0042] S1: Grinding and cutting the wheat straw into sheets with a length of 1cm-2cm. In this embodiment of the present invention, preferably, crushing the wheat straw into sheets with a length of 1cm, Use the grass washer to remove impurities such as sand and stones in the straw.
[0043] S201: Squeeze and dehydrate the wheat straw that has been cleaned by a grass washer to remove impurities through a screw extruder, and put the dehydrated wheat straw in flake form into a pre-impregnation container.
[0044] S202: Adding a solvent to the pre-impregnation container, the solvent is a mixed solvent of swelling agent, cooking agent and water, and mixing the mixed solvent with the flaky wheat straw evenly.
[0045]As preferably, swelling agent comprises the mixed solvent of sodium hydroxide and silicon compound, cooking agent comprises the mixed solvent of sodium...
Embodiment 2
[0065] A kind of production technology of anti-myopia paper provided by the invention comprises the following steps:
[0066] S1: Grinding the wheat straw straws and cutting them into flakes with a length of 1cm-2cm. The straw passes through the grass washer to remove impurities such as sand and stones in the straw.
[0067] S201: Squeeze and dehydrate the wheat straw that has been cleaned by a grass washer to remove impurities through a screw extruder, and put the dehydrated wheat straw in flake form into a pre-impregnation container.
[0068] S202: Adding a solvent to the pre-impregnation container, the solvent is a mixed solvent of swelling agent, cooking agent and water, and mixing the mixed solvent with the flaky wheat straw evenly.
[0069] As preferably, swelling agent comprises the mixed solvent of sodium hydroxide and silicon compound, cooking agent comprises the mixed solvent of sodium sulfite and anthraquinone, wherein, sodium hydroxide accounts for 10% mass fracti...
Embodiment 3
[0089] A kind of production technology of anti-myopia paper provided by the invention comprises the following steps:
[0090] S1: Grinding and cutting the wheat straw into flakes with a length of 1cm-2cm. Use the grass washer to remove impurities such as sand and stones in the wheat straw.
[0091] S201: Squeeze and dehydrate the wheat straw that has been cleaned by a grass washer to remove impurities through a screw extruder, and put the dehydrated wheat straw in flake form into a pre-impregnation container.
[0092] S202: Adding a solvent to the pre-impregnation container, the solvent is a mixed solvent of swelling agent, cooking agent and water, and mixing the mixed solvent with the flaky wheat straw evenly.
[0093] As preferably, swelling agent comprises the mixed solvent of sodium hydroxide and silicon compound, cooking agent comprises the mixed solvent of sodium sulfite and anthraquinone, wherein, sodium hydroxide accounts for the mass fraction of 15% of mixed solvent,...
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