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CN-121976420-A - Preparation method of melamine paper capable of efficiently generating negative oxygen ions

CN121976420ACN 121976420 ACN121976420 ACN 121976420ACN-121976420-A

Abstract

The invention relates to the technical field of melamine paper preparation, in particular to a preparation method of melamine paper capable of efficiently generating negative oxygen ions; the preparation method comprises the steps of obtaining raw materials of a melamine dipping formula, placing the raw materials into mixing equipment, stirring and mixing the raw materials uniformly to obtain functional melamine dipping liquid, carrying out humidity control treatment on base paper special for melamine paper, sending the base paper subjected to humidity control into a dipping tank containing the dipping liquid at a constant speed, solidifying and drying the base paper subjected to the dipping to obtain primary melamine paper, carrying out corona treatment on the primary melamine paper subjected to preliminary cooling by using corona equipment to obtain melamine paper capable of efficiently generating negative oxygen ions, and achieving the effects of high process adaptability and synchronous realization of high negative ion induction and efficient formaldehyde purification.

Inventors

  • ZHANG PEIYI
  • DU GUIHUA
  • Zeng Qincui
  • LIU HONGJUN

Assignees

  • 缘养行(重庆)健康科技有限公司

Dates

Publication Date
20260505
Application Date
20260310

Claims (8)

  1. 1. The preparation method of the melamine paper capable of efficiently generating negative oxygen ions is characterized by comprising the following steps of: obtaining melamine dipping formula raw materials, putting the raw materials into mixing equipment, and stirring and uniformly mixing the raw materials to obtain functional melamine dipping liquid; Carrying out humidity control treatment on the base paper special for the melamine paper, uniformly conveying the base paper subjected to humidity control into a gum dipping tank containing gum dipping liquid, and solidifying and drying the base paper subjected to gum dipping to obtain primary melamine paper; Corona treatment is carried out on the primarily cooled melamine paper by corona equipment, and the melamine paper capable of efficiently generating negative oxygen ions is prepared.
  2. 2. The method for preparing melamine paper capable of efficiently generating negative oxygen ions according to claim 1, wherein in the step of obtaining melamine dipping solution, raw materials of a melamine dipping formulation are put into mixing equipment and stirred and mixed uniformly to prepare the functional melamine dipping solution: obtaining melamine formaldehyde resin, water, ammonium chloride, glycol, a defoaming agent and a leveling agent raw material, and mixing to obtain a basic melamine dipping solution; weighing anion slurry according to 1.5% of the total mass of the dipping liquid, and weighing amino clean aldehyde powder according to 1% of the total mass of the dipping liquid; adding the weighed negative ion slurry and amino clean aldehyde powder into a basic melamine dipping solution; And continuously stirring the mixed materials to be in a uniform state to prepare the functional melamine dipping liquid.
  3. 3. The method for preparing melamine paper capable of efficiently generating negative oxygen ions according to claim 1, wherein in the step of performing humidity control treatment on the melamine paper-dedicated base paper, the base paper subjected to humidity control is sent into a dipping tank containing a dipping liquid at a constant speed, and the base paper subjected to dipping is cured and dried to obtain primary melamine paper: selecting a base paper special for melamine paper, and removing floating dust impurities on the surface of the base paper through dust removing equipment; carrying out humidity control treatment on the base paper after dust removal; Uniformly feeding the base paper subjected to humidity regulation into a dipping tank filled with dipping liquid, and controlling the dipping amount of the base paper according to the standard of 100-150 g/m < 2 > of top coating and 80-120 g/m < 2 > of bottom coating; and pre-drying the impregnated base paper at 80-100 ℃ and curing and drying the impregnated base paper at 120-150 ℃ in sequence, and then primarily cooling the impregnated base paper to obtain the primary melamine paper.
  4. 4. The method for producing melamine paper capable of efficiently generating negative oxygen ions as set forth in claim 3, wherein in the step of subjecting the base paper after dust removal to the humidity control treatment: the water content is controlled to be 8% -12%.
  5. 5. The method for preparing melamine paper capable of efficiently generating negative oxygen ions according to claim 3, wherein the steps of pre-drying the impregnated base paper at 80-100 ℃ and curing and drying at 120-150 ℃ are performed in sequence, and then preliminary cooling is performed to obtain primary melamine paper, wherein the steps are as follows: And drying the base paper at the assembly line speed of 10-30 m/min, and matching with the drying temperature in a linkage way.
  6. 6. The method for producing melamine paper capable of efficiently generating negative oxygen ions according to claim 1, wherein in the step of producing melamine paper capable of efficiently generating negative oxygen ions by corona treating primary-cooled primary-made melamine paper with a corona apparatus, the following steps are performed: corona treatment equipment is additionally arranged at the rear end of a drying procedure of a melamine paper production line; enabling the primarily cooled primary melamine paper to pass through corona equipment at a constant speed at a production line speed of 5-20m/min, and carrying out corona treatment on the surface of the primary melamine paper by utilizing a corona discharge effect; Conveying the melamine paper subjected to corona treatment to a cooling roller, and cooling to a room temperature state; and adopting winding equipment to smoothly wind the cooled melamine paper, so as to obtain the melamine paper with high-efficiency negative oxygen ion generation of finished products.
  7. 7. The method for producing melamine paper capable of efficiently generating negative oxygen ions according to claim 6, wherein in the step of passing the preliminarily cooled primary melamine paper at a constant speed through a corona apparatus and corona-treating the surface thereof by corona discharge: And generating plasma between the paper surface and air by utilizing high-frequency high-voltage corona discharge generated by corona treatment equipment, and etching and activating the paper surface.
  8. 8. The method for preparing melamine paper capable of efficiently generating negative oxygen ions according to claim 7, wherein in the step of generating plasma between the surface of the paper and air and etching and activating the surface of the paper by high-frequency high-voltage corona discharge generated by corona treatment equipment, the surface of the paper is etched and activated: The discharge voltage of the corona treatment equipment is controlled to be 10-30 kV, the discharge frequency is controlled to be 15-30 kHz, and the distance between the discharge electrode and the surface of the paper is 5-10 mm.

Description

Preparation method of melamine paper capable of efficiently generating negative oxygen ions Technical Field The invention relates to the technical field of melamine paper preparation, in particular to a preparation method of melamine paper capable of efficiently generating negative oxygen ions. Background The melamine paper is a surface decoration material which is widely applied in the field of furniture manufacturing, and a surface coating is prepared by polycondensation reaction of melamine resin and formaldehyde, and is limited by the characteristics of the material and the production process, formaldehyde which is not completely reacted in the coating can be slowly released for a long time, simultaneously harmful gases such as ammonia escape, obvious pungent peculiar smell is generated, the indoor air quality can be reduced, the human health can be adversely affected, and therefore, formaldehyde purification and odor improvement of the melamine paper become technical problems to be solved urgently in the industry. At present, the technical means of implanting negative ion materials in the preparation process of melamine paper in the prior art try to realize formaldehyde purification and peculiar smell removal by utilizing the characteristics of negative ions. On the one hand, the negative ion material is only singly implanted, and is easily tightly wrapped by an adhesive formed by the reaction of melamine and formaldehyde, so that the negative ion induction amount is limited, and the effect of negative ions cannot be fully exerted, on the other hand, the purification efficiency of the negative ions on formaldehyde is lower, and the high-efficiency removal of formaldehyde is difficult to realize by a single negative ion purification system, so that the prepared negative ion melamine paper has poor actual effects on the aspects of formaldehyde purification and peculiar smell removal, and cannot meet the use requirements of the market on environment-friendly melamine paper. In summary, it is necessary to provide a preparation method of melamine paper with strong process adaptability, which can synchronously realize high anion induction and efficient formaldehyde purification. Disclosure of Invention The invention aims to provide a preparation method of melamine paper capable of efficiently generating negative oxygen ions, which achieves the effects of strong process adaptability and synchronous realization of high negative ion induction and efficient formaldehyde purification. In order to achieve the above purpose, the preparation method of melamine paper capable of efficiently generating negative oxygen ions comprises the following steps: obtaining melamine dipping formula raw materials, putting the raw materials into mixing equipment, and stirring and uniformly mixing the raw materials to obtain functional melamine dipping liquid; Carrying out humidity control treatment on the base paper special for the melamine paper, uniformly conveying the base paper subjected to humidity control into a gum dipping tank containing gum dipping liquid, and solidifying and drying the base paper subjected to gum dipping to obtain primary melamine paper; Corona treatment is carried out on the primarily cooled melamine paper by corona equipment, and the melamine paper capable of efficiently generating negative oxygen ions is prepared. Wherein, in the step of obtaining melamine dipping formula raw materials, placing the raw materials into mixing equipment, stirring and mixing uniformly to prepare functional melamine dipping liquid: obtaining melamine formaldehyde resin, water, ammonium chloride, glycol, a defoaming agent and a leveling agent raw material, and mixing to obtain a basic melamine dipping solution; weighing anion slurry according to 1.5% of the total mass of the dipping liquid, and weighing amino clean aldehyde powder according to 1% of the total mass of the dipping liquid; adding the weighed negative ion slurry and amino clean aldehyde powder into a basic melamine dipping solution; And continuously stirring the mixed materials to be in a uniform state to prepare the functional melamine dipping liquid. The method comprises the steps of carrying out humidity control treatment on base paper special for melamine paper, uniformly feeding the base paper subjected to humidity control into a gum dipping tank containing gum dipping liquid, solidifying and drying the base paper subjected to gum dipping, and obtaining primary melamine paper, wherein the primary melamine paper comprises the following steps of: selecting a base paper special for melamine paper, and removing floating dust impurities on the surface of the base paper through dust removing equipment; carrying out humidity control treatment on the base paper after dust removal; Uniformly feeding the base paper subjected to humidity regulation into a dipping tank filled with dipping liquid, and controlling the dipping amount of the base paper according to the sta