阅读说明：本技术 一种阳极氧化膜划痕修复液 (Anodic oxide film scratch repair liquid ) 是由 刘希 舒清元 程立 于 2021-08-26 设计创作，主要内容包括：本发明提供一种阳极氧化膜划痕修复液,按重量份计,包括以下组分：氧化铝15～40份,溶剂15～40份,润滑剂10～30份,增稠剂1～5份,石油精7～13份。本发明的阳极氧化膜划痕修复液,通过多种组分的配伍,具有附着力好、填隙性能好的优点,能够大大减少修复所用时间,提高修复效率,填充过后的工件耐用性高,高温高压高湿环境下的填充表现依旧稳定,修复三伤效果优秀且不会对产品本身特性进行改性。(The invention provides an anodic oxide film scratch repair liquid which comprises the following components in parts by weight: 15-40 parts of aluminum oxide, 15-40 parts of a solvent, 10-30 parts of a lubricant, 1-5 parts of a thickening agent and 7-13 parts of petroleum essence. The anodic oxide film scratch repair liquid has the advantages of good adhesive force and good gap filling performance through the compatibility of various components, can greatly reduce the repair time, improve the repair efficiency, ensure high durability of the filled workpiece, ensure stable filling performance under high-temperature, high-pressure and high-humidity environment, have excellent repair effect and can not modify the characteristics of the product.)

1. The anodic oxide film scratch repair liquid is characterized by comprising the following components in parts by weight: the paint comprises the following components in parts by weight:

15-40 parts of aluminum oxide, 15-40 parts of a solvent, 10-30 parts of a lubricant, 1-5 parts of a thickening agent and 7-13 parts of petroleum essence.

2. The anodic oxide film scratch repair liquid according to claim 1, characterized in that: the solvent is one or two of water and ethanol.

3. The anodic oxide film scratch repair liquid according to claim 1, characterized in that: the lubricant comprises 4-10 parts of vegetable wax, 5-15 parts of synthetic wax and 1-5 parts of petroleum wax.

4. The anodic oxide film scratch repair liquid according to claim 3, characterized in that: the vegetable wax is one of rice bran wax, jojoba oil or wood wax.

5. The anodic oxide film scratch repair liquid according to claim 3, characterized in that: the synthetic wax comprises 1-5 parts of polyethylene wax and 4-10 parts of hexafluoropropylene-ethylene-vinyl acetate copolymer wax.

6. The anodic oxide film scratch repair liquid according to claim 1, characterized in that: the anodic oxide film scratch repair liquid further comprises 4-8 parts of poly-p-hydroxybenzoate.

7. The anodic oxide film scratch repair liquid according to claim 1, characterized in that: the anodic oxide film scratch repair liquid also comprises 0.5-1 part of zinc pyrithione.

8. The anodic oxide film scratch repair liquid according to claim 1, characterized in that: the anodic oxide film scratch repair liquid further comprises 1-3 parts of ethylene-hydroxyethyl acrylate copolymer.

9. The anodic oxide film scratch repair liquid according to claim 1, characterized in that: the anodic oxide film scratch repair liquid also comprises 0.5-1 part of pentaerythritol triacrylate.

10. The anodic oxide film scratch repair liquid according to claim 1, characterized in that: the thickening agent is polyether modified polysiloxane.

Technical Field

The invention relates to the technical field of repairing agents, and particularly relates to an anodic oxide film scratch repairing liquid.

Background

The aluminum product mar is the line vestige that appears on the aluminum surface, and the aluminum product need utilize the repairing agent to carry out the restoration operation after producing the mar to reach the prosthetic purpose of mar, avoid the whole pleasing to the eye problem that the aluminum product arouses because of producing the mar, guarantee the pleasing to the eye degree of aluminum product.

The current common mode is a treatment mode of de-anodizing and re-anodizing, but the defect that the rejection rate reaches 70% exists, the size of the whole product is influenced, and the treatment cost of the existing de-anodizing and re-anodizing environment is very high.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides the anodic oxide film scratch repair liquid, the aluminum product after being filled has high durability, the filling performance under the high-temperature, high-pressure and high-humidity environment is still stable, the repair effect of three damages is excellent, and the product characteristics are not modified. The technical scheme adopted by the invention is as follows:

an anodic oxide film scratch repair liquid, wherein: the paint comprises the following components in parts by weight:

15-40 parts of aluminum oxide, 15-40 parts of a solvent, 10-30 parts of a lubricant, 1-5 parts of a thickening agent and 7-13 parts of petroleum essence.

The aluminum oxide enables the repair liquid to be in contact with the surface of the scratch; the lubricating agent increases the lubricity of the repair liquid; the thickening agent improves the forming performance of the repair liquid.

Preferably, the anodic oxide film scratch repair liquid, wherein: the solvent is one or two of water and ethanol.

Preferably, the anodic oxide film scratch repair liquid, wherein: the lubricant comprises 4-10 parts of vegetable wax, 5-15 parts of synthetic wax and 1-5 parts of petroleum wax.

Preferably, the anodic oxide film scratch repair liquid, wherein: the vegetable wax is one of rice bran wax, jojoba oil or wood wax.

Preferably, the anodic oxide film scratch repair liquid, wherein: the synthetic wax comprises 1-5 parts of polyethylene wax and 4-10 parts of hexafluoropropylene-ethylene-vinyl acetate copolymer wax.

The polyethylene wax is widely applied due to excellent cold resistance, heat resistance, chemical resistance and wear resistance, and researches show that the polyethylene wax can be combined with hexafluoropropylene-ethylene-vinyl acetate copolymer wax to further improve the heat resistance and wear resistance of the polyethylene wax, and can obviously improve the toughness in the repair liquid, thereby improving the repair performance of the polyethylene wax in a high-temperature, high-pressure and high-humidity environment for a long time.

Preferably, the anodic oxide film scratch repair liquid, wherein: the anodic oxide film scratch repair liquid further comprises 4-8 parts of poly-p-hydroxybenzoate. The viscosity average molecular weight of the poly-p-hydroxybenzoate is 80000-.

Preferably, the anodic oxide film scratch repair liquid, wherein: the anodic oxide film scratch repair liquid also comprises 0.5-1 part of zinc pyrithione. The zinc pyrithione improves the adhesive force and the gap filling performance of the repairing liquid.

Preferably, the anodic oxide film scratch repair liquid, wherein: the anodic oxide film scratch repair liquid further comprises 1-3 parts of ethylene-hydroxyethyl acrylate copolymer. The ethylene-hydroxyethyl acrylate copolymer improves the compatibility of each component in the repair liquid and improves the repair effect.

Preferably, the anodic oxide film scratch repair liquid, wherein: the anodic oxide film scratch repair liquid also comprises 0.5-1 part of pentaerythritol triacrylate. The pentaerythritol triacrylate has the characteristic of typical acrylate, a side chain hydroxyl group is also arranged in a molecule, on one hand, the polarity of the molecule is enhanced, the volatility is reduced, on the other hand, the pentaerythritol triacrylate can be used as a reaction site and connected to other materials through a grafting method to be used for preparing a composite material. Pentaerythritol triacrylate can also be used as a reactive diluent to participate in the curing process.

Preferably, the anodic oxide film scratch repair liquid, wherein: the thickening agent is polyether modified polysiloxane. Polyether modified polysiloxane enables the surface of a cured layer after the repair liquid is cured to be smooth and even, the thickness of the cured layer to be uniform, the polishing difficulty is reduced, the polishing times are reduced, the labor intensity of workers is reduced, and the polishing efficiency can be improved.

The repair process of the anodic oxide film scratch repair liquid comprises the following steps:

s1, uniformly smearing the repairing liquid by using a sponge wheel, and standing for 4 min;

s2, uniformly and anticlockwise rubbing by using a wool wheel to enable the repairing liquid to fully fill the repairing part;

and S3, cleaning the surface by using a solution with the alcohol proportion of 70%, removing redundant grinding materials, drying, and finishing restoration after drying.

The application of force is ensured to be balanced in the repairing process, the surface consistency is ensured, the grinding data of the wool wheel is 5 micrometers under the conditions that the grinding data is 1000r/MIN rotating speed, 1KG contact force and 2MIN grinding time, the anode layer and the dyeing layer cannot be damaged only by ensuring the cutting amount within 5 micrometers of the whole equipment, the track precision of the equipment is ensured, and uniform grinding is carried out at a constant speed.

The invention has the advantages that:

the anodic oxide film scratch repair liquid has the advantages of good adhesive force and good gap filling performance through the compatibility of various components, can greatly reduce the repair time, improve the repair efficiency, ensure high durability of the filled workpiece, ensure stable filling performance under high-temperature, high-pressure and high-humidity environment, have excellent repair effect and can not modify the characteristics of the product.

Drawings

FIG. 1 is a graph showing the effects of the anodic oxide film scratch repair liquid before and after repair in example 1 of the present invention.

FIG. 2 is a graph showing the effects of the anodic oxide film scratch repair liquid of example 2 before and after repair.

Detailed Description

The present invention will be further described with reference to the following specific examples.

Example 1

An anodic oxide film scratch repair liquid, wherein: the paint comprises the following components in parts by weight: 15 parts of aluminum oxide, 15 parts of water, 10 parts of a lubricant, 1 part of polyether modified polysiloxane, 7 parts of petroleum essence, 4 parts of poly-p-hydroxybenzoate, 0.5 part of zinc pyrithione, 1 part of ethylene-hydroxyethyl acrylate copolymer and 0.5 part of pentaerythritol triacrylate; the lubricant comprises 4 parts of vegetable wax, 5 parts of synthetic wax and 1 part of petroleum wax, wherein the vegetable wax is rice bran wax, and the synthetic wax comprises 1 part of polyethylene wax and 4 parts of hexafluoropropylene-ethylene-vinyl acetate copolymer wax.

Example 2

An anodic oxide film scratch repair liquid, wherein: the paint comprises the following components in parts by weight:

25 parts of aluminum oxide, 30 parts of water, 20 parts of a lubricant, 3 parts of polyether modified polysiloxane, 10 parts of petroleum essence, 6 parts of poly-p-hydroxybenzoate, 0.8 part of zinc pyrithione, 2 parts of ethylene-hydroxyethyl acrylate copolymer and 0.7 part of pentaerythritol triacrylate; the lubricant comprises 8 parts of jojoba oil, 10 parts of synthetic wax and 2 parts of petroleum wax, wherein the synthetic wax comprises 3 parts of polyethylene wax and 7 parts of hexafluoropropylene-ethylene-vinyl acetate copolymer wax.

Example 3

An anodic oxide film scratch repair liquid, wherein: the paint comprises the following components in parts by weight:

40 parts of aluminum oxide, 40 parts of ethanol, 30 parts of a lubricant, 5 parts of polyether modified polysiloxane, 13 parts of petroleum essence, 8 parts of poly-p-hydroxybenzoate, 1 part of zinc pyrithione, 3 parts of ethylene-hydroxyethyl acrylate copolymer and 1 part of pentaerythritol triacrylate; the lubricant comprises 10 parts of wood wax, 15 parts of synthetic wax and 5 parts of petroleum wax, wherein the synthetic wax comprises 5 parts of polyethylene wax and 10 parts of hexafluoropropylene-ethylene-vinyl acetate copolymer wax.

Comparative example 1

An anodic oxide film scratch repair liquid, wherein: the paint comprises the following components in parts by weight: 15 parts of aluminum oxide, 15 parts of water, 10 parts of a lubricant, 1 part of polyether modified polysiloxane, 7 parts of petroleum essence, 4 parts of poly-p-hydroxybenzoate, 0.5 part of zinc pyrithione, 1 part of ethylene-hydroxyethyl acrylate copolymer and 0.5 part of pentaerythritol triacrylate; the lubricant comprises 5 parts of vegetable wax and 5 parts of synthetic wax, wherein the vegetable wax is rice bran wax, and the synthetic wax comprises 1 part of polyethylene wax and 4 parts of hexafluoropropylene-ethylene-vinyl acetate copolymer wax.

Comparative example 2

An anodic oxide film scratch repair liquid, wherein: the paint comprises the following components in parts by weight: 15 parts of aluminum oxide, 15 parts of water, 10 parts of a lubricant, 1 part of polyether modified polysiloxane, 7 parts of petroleum essence, 4 parts of poly-p-hydroxybenzoate, 0.5 part of zinc pyrithione, 1 part of ethylene-hydroxyethyl acrylate copolymer and 0.5 part of pentaerythritol triacrylate; the lubricant comprises 4 parts of vegetable wax, 5 parts of synthetic wax and 1 part of petroleum wax, wherein the vegetable wax is rice bran wax, and the synthetic wax is polyethylene wax.

Comparative example 3

An anodic oxide film scratch repair liquid, wherein: the paint comprises the following components in parts by weight:

25 parts of aluminum oxide, 30 parts of water, 20 parts of a lubricant, 3 parts of polyether modified polysiloxane, 10 parts of petroleum essence, 0.8 part of zinc pyrithione, 2 parts of ethylene-hydroxyethyl acrylate copolymer and 0.7 part of pentaerythritol triacrylate; the lubricant comprises 8 parts of jojoba oil, 10 parts of synthetic wax and 2 parts of petroleum wax, wherein the synthetic wax comprises 3 parts of polyethylene wax and 7 parts of hexafluoropropylene-ethylene-vinyl acetate copolymer wax.

Comparative example 4

An anodic oxide film scratch repair liquid, wherein: the paint comprises the following components in parts by weight:

25 parts of aluminum oxide, 30 parts of water, 20 parts of a lubricant, 3 parts of polyether modified polysiloxane, 10 parts of petroleum essence, 6 parts of poly-p-hydroxybenzoate, 2 parts of ethylene-hydroxyethyl acrylate copolymer and 0.7 part of pentaerythritol triacrylate; the lubricant comprises 8 parts of jojoba oil, 10 parts of synthetic wax and 2 parts of petroleum wax, wherein the synthetic wax comprises 3 parts of polyethylene wax and 7 parts of hexafluoropropylene-ethylene-vinyl acetate copolymer wax.

Comparative example 5

An anodic oxide film scratch repair liquid, wherein: the paint comprises the following components in parts by weight: 40 parts of aluminum oxide, 40 parts of ethanol, 30 parts of a lubricant, 5 parts of polyether modified polysiloxane, 13 parts of petroleum essence, 8 parts of poly-p-hydroxybenzoate, 1 part of zinc pyrithione and 1 part of pentaerythritol triacrylate; the lubricant comprises 10 parts of wood wax, 15 parts of synthetic wax and 5 parts of petroleum wax, wherein the synthetic wax comprises 5 parts of polyethylene wax and 10 parts of hexafluoropropylene-ethylene-vinyl acetate copolymer wax.

Comparative example 6

An anodic oxide film scratch repair liquid, wherein: the paint comprises the following components in parts by weight: 40 parts of aluminum oxide, 40 parts of ethanol, 30 parts of a lubricant, 13 parts of petroleum spirit, 8 parts of poly-p-hydroxybenzoate, 1 part of zinc pyrithione, 3 parts of ethylene-hydroxyethyl acrylate copolymer and 1 part of pentaerythritol triacrylate; the lubricant comprises 10 parts of wood wax, 15 parts of synthetic wax and 5 parts of petroleum wax, wherein the synthetic wax comprises 5 parts of polyethylene wax and 10 parts of hexafluoropropylene-ethylene-vinyl acetate copolymer wax.

Repairing scratch test: preparing a scraped notebook shell with the thickness of 120mm multiplied by 50mm, uniformly coating the repair liquid obtained in the examples 1-3 and the comparative examples 1-6 on the IPAD shell by using a sponge wheel, uniformly and anticlockwise rubbing by using a wool wheel to fully fill three injured parts (scratch, bruise and crush) with the abrasive, cleaning the surface by using a solution with the alcohol proportion of 70%, removing the redundant abrasive, and drying. The repairing effect of 100 testers is evaluated, and the classification is 4: level 1: the repairing effect is very good, and the color is bright as new; and 2, stage: the repairing effect is good, the color is slightly dull and is close to that of the surrounding materials; and 3, level: the repairing effect is general, the color is dark and not bright, and the color is contrasted with the color of the surrounding materials; 4, level: the repair is poor and the color is very dull and strongly contrasted with the color of the surrounding material. And finally, taking the mode of the rating results of 100 testers. The 100 testers then evaluated the repair of the painted panel after 60 days and finally the mode of the rating results of the 100 testers was taken.

TABLE 1

	Repair scratch test	Repair scratch test
			Example 1	Level 1	Level 1
Example 2	Level 1	Level 1
			Example 3	Level 1	Level 1
Comparative example 1	Stage 2	Grade 3
			Comparative example 2	Grade 3	4 stage
Comparative example 3	Stage 2	Grade 3
			Comparative example 4	Stage 2	Grade 3
Comparative example 5	Stage 2	Grade 3
			Comparative example 6	Grade 3	4 stage

From the test results in table 1, the anodic oxide film scratch repair liquid provided by the invention can achieve a good repair effect on scratches such as scratches, and ensure that the surface is bright and clean as new, and the workpiece has high durability and strong stability.

Fig. 1 and fig. 2 are diagrams of the effects of the anodic oxide film scratch repair liquid before and after repair in examples 1 and 2 of the present invention, respectively, and it can be seen from the diagrams that the anodic oxide film scratch repair liquid of the present invention has an obvious effect of repairing three scratches and color difference.

Finally, it should be noted that the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to examples, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.