Anodic oxidation dyeing additive, anodic oxidation dyeing additive solution, preparation method of anodic oxidation dyeing additive solution and anodic oxidation dyeing method

A technology of anodizing and dyeing methods, applied in the direction of anodizing, electrolytic coating, surface reaction electrolytic coating, etc., can solve the problems of flow marks, uneven dyeing, and different color at the edge of the hole.

Pending Publication Date: 2022-03-18
HONGFUJIN PRECISION ELECTRONICS ZHENGZHOU
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  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

When the existing anodic oxidation dyeing solution is used to anodize and dye the thin-walled and complex 3D surface of large-sized aluminum and aluminum alloy workpieces, it is easy to cause uneven dyeing, Abnormal quality phenomena such as hole edge discoloration, flow marks, and white spots

Method used

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  • Anodic oxidation dyeing additive, anodic oxidation dyeing additive solution, preparation method of anodic oxidation dyeing additive solution and anodic oxidation dyeing method
  • Anodic oxidation dyeing additive, anodic oxidation dyeing additive solution, preparation method of anodic oxidation dyeing additive solution and anodic oxidation dyeing method
  • Anodic oxidation dyeing additive, anodic oxidation dyeing additive solution, preparation method of anodic oxidation dyeing additive solution and anodic oxidation dyeing method

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preparation example Construction

[0050] The embodiment of the present application also provides a method for preparing an anodic oxidation dyeing additive solution, comprising the following steps:

[0051] providing said anodizing dyeing additive, and water; and

[0052] Adding the anodic oxidation dyeing additive into water, heating and stirring to obtain the anodic oxidation dyeing additive liquid.

[0053] In at least one embodiment, in the anodic oxidation dyeing additive solution, the mass ratio of the main agent, auxiliary agent, pH stabilizer, antibacterial agent, and water is (7.5-9): (7-8): (0.8-1.2): (0.03-0.04): (18-20).

[0054] In at least one embodiment, the temperature of the heat treatment is 40-60° C., and the heating time is 4-8 hours.

[0055] ginseng figure 1 , the embodiment of the present application also provides an anodic oxidation dyeing method.

[0056] Described anodic oxidation dyeing method comprises the following steps:

[0057] Pretreatment of aluminum or aluminum alloy;

...

Embodiment 1

[0095] Provide methanesulfonic acid, tribasic sodium carboxylate, tribasic carboxylic acid, sorbic acid, and deionized water, wherein, said methanesulfonic acid, tribasic sodium carboxylate, tribasic carboxylic acid, sorbic acid, and deionized water The mass ratio of ionized water is 7.5:7:0.8:0.03:18-20;

[0096] adding the methanesulfonic acid, sodium tricarboxylate, tricarboxylic acid, and sorbic acid into deionized water to obtain an anodic oxidation dyeing additive solution;

[0097] Provide anodic oxidation dyeing solution, wherein, said anodic oxidation dyeing solution comprises the chromium complex dye and deionized water that the model produced by Okuno Company is BU30P and deionized water, and the content of said chromium complex dye is 1.48g / L;

[0098] The anodic oxidation dyeing additive solution was added to the anodic oxidation dyeing liquid to obtain the anodic oxidation dyeing mixed liquid of Example 1, wherein the pH value of the anodic oxidation dyeing mixed...

Embodiment 2

[0104] Provide methanesulfonic acid, tribasic sodium carboxylate, tribasic carboxylic acid, sorbic acid, and deionized water, wherein, said methanesulfonic acid, tribasic sodium carboxylate, tribasic carboxylic acid, sorbic acid, and deionized water The mass ratio of ionized water is 7.5:7:0.8:0.035:18-20;

[0105] adding the methanesulfonic acid, sodium tricarboxylate, tricarboxylic acid, and sorbic acid into deionized water to obtain an anodic oxidation dyeing additive solution;

[0106] An anodic oxidation dyeing solution is provided, wherein the anodic oxidation dyeing solution includes a chromium complex dye and deionized water produced by Japan Okuno Co., Ltd. as a model of BU30P, and the content of the chromium complex dye is 1.45g / L;

[0107] The anodic oxidation dyeing additive solution was added to the anodic oxidation dyeing liquid to obtain the anodic oxidation dyeing mixed liquid of Example 2, wherein the pH value of the anodic oxidation dyeing mixed liquid of Exa...

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Abstract

The anodic oxidation dyeing additive comprises a main agent, an auxiliary agent, a pH stabilizer and an antibacterial agent, and the antibacterial agent is at least one of sorbic acid, fluconazole, itraconazole, mugwort, benzyl alcohol, benzoic acid, salicylic acid and boric acid. The invention further provides an anodic oxidation dyeing additive solution, a preparation method of the anodic oxidation dyeing additive solution and an anodic oxidation dyeing method. According to the anodic oxidation dyeing additive, the anodic oxidation dyeing liquid can have the advantages of being good in dyeing effect and long in validity period.

Description

technical field [0001] The present application relates to the technical field of anodic oxidation dyeing, in particular to an anodic oxidation dyeing additive, an anodic oxidation dyeing additive liquid using the anodic oxidation dyeing additive, a preparation method of the anodic oxidation dyeing additive liquid, and an anodic oxidation dyeing method. Background technique [0002] Can be used for large-sized aluminum and aluminum alloy workpieces (for example, the area of ​​each workpiece is greater than or equal to 50dm 2 ) of thin-walled complex 3D surface for anodizing and dyeing treatment, and coloring the thin-walled complex 3D surface of large-size aluminum and aluminum alloy workpieces to obtain a personalized, diverse, and multi-color appearance. When the existing anodic oxidation dyeing solution is used to anodize and dye the thin-walled and complex 3D surface of large-sized aluminum and aluminum alloy workpieces, it is easy to cause uneven dyeing, Abnormalities i...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C25D11/06C25D11/14C25D7/00
CPCC25D11/06C25D11/14C25D7/00C25D11/243C25D11/16C25D11/24
Inventor 洪志谦彭小刚汪建斌张兴亮兰鹏
Owner HONGFUJIN PRECISION ELECTRONICS ZHENGZHOU
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