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Aluminum alloy stamping part stoving varnish

A technology for stamping parts and aluminum alloys, applied in the field of aluminum alloy stamping parts baking paint, can solve the problems of general corrosion resistance, low hardness and ordinary adhesion of ordinary baking paint, and achieve strong corrosion resistance, high hardness and fast drying speed. Effect

Inactive Publication Date: 2015-11-18
LUAN MICRO & SPECIAL MOTOR
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, baking varnishes have fixed components and effects, while aluminum alloy stamping parts have special requirements for baking varnishes. Ordinary baking varnishes have low hardness, general adhesion, and general corrosion resistance.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0010] A baking varnish for aluminum alloy stamping parts, the formula is composed of the following components by weight percentage: butyl acetate 22%, n-butanol 11%, acrylic resin 30%, xylene 4%, epoxy resin 13%, light 6% calcium carbonate, 9% oxalic acid, 2% co-solvent, 1% defoamer, 2% dispersant, and water to make up to 100%. The co-solvent is acetamide and p-aminobenzoic acid; the defoaming agent is polydimethylsiloxane and higher alcohol; the dispersing agent is stearic acid monoglyceride and polyvinyl chloride. Experiments have proved that the adhesion of the paint is enhanced.

Embodiment 2

[0012] A baking varnish for aluminum alloy stamping parts, the formula is composed of the following components by weight percentage: butyl acetate 24%, n-butanol 13%, acrylic resin 33%, xylene 5%, epoxy resin 15%, light 7% calcium carbonate, 11% oxalic acid, 2% co-solvent, 2% defoamer, 3% dispersant, and water to make up to 100%. The co-solvent is acetamide and p-aminobenzoic acid; the defoaming agent is polydimethylsiloxane and higher alcohol; the dispersing agent is stearic acid monoglyceride and polyvinyl chloride. Experiments have proved that the abrasion resistance of baking varnish is improved.

Embodiment 3

[0014] A baking varnish for aluminum alloy stamping parts, the formula is composed of the following components by weight percentage: butyl acetate 28%, n-butanol 17%, acrylic resin 36%, xylene 5%, epoxy resin 17%, light Calcium carbonate 8%, oxalic acid 15%, co-solvent 2%, defoamer 1%, dispersant 2%, and water to make up to 100%. The co-solvent is acetamide and p-aminobenzoic acid; the defoaming agent is polydimethylsiloxane and higher alcohol; the dispersing agent is stearic acid monoglyceride and polyvinyl chloride. Experiments have proved that the hardness of the paint is improved.

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PUM

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Abstract

The invention discloses an aluminum alloy stamping part stoving varnish, and relates to the technical field of stoving varnishes. The formula of the stoving varnish comprises 22-34wt% of butyl acetate, 11-23wt% of n-butanol, 30-40wt% of acrylic resin, 4-7wt% of xylene, 13-19wt% of epoxy resin, 6-11wt% of light calcium carbonate, 9-17wt% of oxalic acid, 2-4wt% of a cosolvent, 1-3wt% of an antifoaming agent, 2-4wt% of a dispersant, and the balance of water. The stoving varnish has high hardness, adhesion and corrosion resistance, is more economic and suitable for general stoving varnishes, meets special demands of aluminum alloy on stoving varnishes, can bear special working environment, and also has the advantages of fast drying speed, difficult peeling, wear resistance and long service life.

Description

Technical field [0001] The invention relates to the technical field of baking paint, in particular to a baking paint for aluminum alloy stamping parts. Background technique [0002] Baking paint is a process in which the workpieces that need to be baked are sprayed with paint and then baked at a certain time and temperature to achieve our ideal quality effect. Aluminum alloy is the most widely used non-ferrous metal structural material in industry, and it has been widely used in aviation, aerospace, automobile, machinery manufacturing, shipbuilding and chemical industries. Aluminum alloy has low density but relatively high strength, which is close to or exceeds that of high-quality steel. It has good plasticity and can be processed into various profiles. It is widely used in industry and its usage is second only to steel. At present, baking varnishes are all fixed components and effects, and aluminum alloy stamping parts have special requirements for baking varnishes. Common bak...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09D133/00C09D163/00C09D7/12C09D5/08
Inventor 段志诚段照仁晁明男陈明生周伟方俊
Owner LUAN MICRO & SPECIAL MOTOR
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