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Preparation technology of two-component resin adhesive with water resistance and wear resistance

A preparation process and technology for adhesives, applied in the direction of adhesives, epoxy resin adhesives, adhesive types, etc., can solve the problems of poor service life, poor wear resistance and water resistance, and reduce water absorption and enhance wear resistance. , the effect of improving the bonding strength

Active Publication Date: 2016-03-30
平顶山鑫晟新材料有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In the prior art, cold and heat-resistant epoxy resin adhesives have appeared, but there are still many deficiencies, such as poor wear resistance and water resistance, and poor service life

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0024] The preparation process of the water-resistant and wear-resistant two-component resin adhesive comprises the following steps:

[0025] Step 1, A component adhesive: (1), according to the volume ratio of 1:1, measure ammonia water and ethanol, mix to prepare mixture A, then add tetraethyl orthosilicate whose volume is three times the volume of mixture A, stir for 4.5 After h, add it to the disperser, disperse for 20min under the condition of 18000rpm, let it stand for 2h, and prepare the suspension, and set aside;

[0026] (2) Add 3-aminopropyltriethoxysilane whose volume is 0.7 times the volume of ammonia water to the suspension, stir for 17 hours to form a mixture B, reflux the mixture B at 90°C for 0.9 hours, centrifuge and filter with suction , drying the filtered residue at 65° C. to prepare nanoparticles for subsequent use;

[0027] (3) According to the weight ratio of 10:9:1.2, weigh the polyamide, epoxy resin and the prepared nanoparticles respectively, mix the ...

Embodiment 2

[0035] The preparation process of the water-resistant and wear-resistant two-component resin adhesive comprises the following steps:

[0036] Step 1, A component adhesive: (1), according to the volume ratio of 1:1, measure ammonia water and ethanol, mix to prepare mixture A, then add tetraethyl orthosilicate whose volume is three times the volume of mixture A, and stir for 5 hours Finally, add it to the disperser, disperse for 25min under the condition of 18000rpm, let it stand for 2h, and prepare the suspension, and set aside;

[0037] (2) Add 3-aminopropyltriethoxysilane whose volume is 0.7 times the volume of ammonia water to the suspension, stir for 20 hours to form mixture B, reflux mixture B at 100°C for 1 hour, centrifuge and suction filter, The filtered residue was dried at 70°C to obtain nanoparticles for later use;

[0038] (3) According to the weight ratio of 10:9:1.2, weigh the polyamide, epoxy resin and the prepared nanoparticles respectively, mix the polyamide a...

Embodiment 3

[0045] The preparation process of the water-resistant and wear-resistant two-component resin adhesive comprises the following steps:

[0046] Step 1, A component adhesive: (1), according to the volume ratio of 1:1, measure ammonia water and ethanol, mix to obtain mixture A, then add tetraethyl orthosilicate whose volume is three times the volume of mixture A, and stir for 3 hours After that, add it to the disperser, disperse for 10min under the condition of 18000rpm, let it stand for 2h, and prepare the suspension for later use;

[0047] (2) Add 3-aminopropyltriethoxysilane with a volume 0.7 times the volume of ammonia water to the suspension, stir for 12 hours to form a mixture B, reflux the mixture B at 80°C for 0.8 hours, centrifuge and filter with suction , drying the filtered residue at 50° C. to prepare nanoparticles for subsequent use;

[0048] (3) According to the weight ratio of 10:9:1.2, weigh the polyamide, epoxy resin and the prepared nanoparticles respectively, m...

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PUM

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Abstract

The invention discloses a preparation technology of a two-component resin adhesive with water resistance and wear resistance. The preparation technology comprises following steps: preparing a component A adhesive; preparing a component B adhesive; mixing the component A adhesive and the component B adhesive, and homogenizing a mixture by a high pressure homogenizer at the pressure of 19-22 MPa to prepare the two-component resin adhesive. The preparation technology has the advantages as follows: the production and construction environments are improved, and product curing time is optimized; the technical procedure is simple, the operation is convenient, the construction efficiency and the construction quality are guaranteed, and the prepared adhesive has both wear resistance and water resistance.

Description

technical field [0001] The invention relates to the technical field of epoxy resin adhesives, in particular to a preparation process of a water-resistant and wear-resistant two-component resin adhesive. Background technique [0002] Nowadays, the rapid development of industrial modernization has put forward higher requirements on the service life of various mechanical components. The use of repair technology to improve the anti-abrasion performance of the surface of mechanical parts is an important means to improve its service life, and it is more and more widely used in various sectors of industry. Among many types of adhesives, epoxy resin adhesives are favored for their strong bonding ability and wide adaptability. Epoxy resin adhesives have good bonding properties to various metals and most non-metallic materials. It has the characteristics of low shrinkage, simple process and easy configuration, and has certain bonding ability to various materials. Epoxy resin adhesiv...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09J177/00C09J163/00C09J151/08C09J11/04C08F290/00C08F220/14C08F220/06C08F220/28
Inventor 王丙欣王军见王红垒
Owner 平顶山鑫晟新材料有限公司
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