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Light-curing adhesive used for adhering facade glass and preparation method thereof

A light-curing and adhesive technology, applied in adhesive types, polyurea/polyurethane adhesives, adhesives, etc., can solve problems such as high shear force on the bonding surface, affecting visual effects, and small sizing area , to achieve the effect of excellent performance, high bonding strength and convenient curing

Inactive Publication Date: 2014-04-16
上海鼎道科技发展有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

When glass planes are butt-jointed, due to the large bonding area, the requirements are relatively simple, and the bonding is relatively easy; while the façade glass bonding between glass counters needs to be bonded on the glass cross-section, the area that can be applied is small, Due to the influence of the size of the glass itself, the bonding surface needs to withstand high shear force. The traditional silica gel used for bonding has a low light transmittance, which affects the visual effect. How to solve this problem is an urgent need for the glass processing industry.

Method used

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  • Light-curing adhesive used for adhering facade glass and preparation method thereof

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Embodiment Construction

[0028] The present invention is described further below by embodiment.

[0029] At normal temperature and pressure, add isobornyl acrylate, hydroxyethyl methacrylate, and dodecyl acrylate to the container in proportion to the components specified in the table below and mix evenly; then slowly add pretreatment nano-dioxide Silicone, stirring at the same time to prevent agglomeration until completely dispersed and become a colorless transparent liquid; then add aliphatic polyester polyurethane diacrylate and silicone acrylate oligomer, 2-hydroxy-2-methyl-1- Phenyl-1-propyl ketone, 1-hydroxycyclohexyl benzophenone, 2,4,6-trimethylbenzoyl diphenylphosphine oxide, polyvinyl butyral, γ-glycidyl ether oxypropylene base trimethoxysilane, and continued to stir for 0.5-1 hour to prepare the photocurable adhesive. The whole production process needs to be protected from moisture and light.

[0030] The content of each component (mass percent

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Abstract

The invention discloses a light-curing adhesive used for adhering facade glass and a preparation method thereof. The light-curing adhesive is prepared by the following steps of: adding iso-bornyl acryl, hydroxyl ethyl acrylate and dodecyl acrylate into a container proportionally; mixing the materials uniformly; adding pretreated nanometer silica into the mixture slowly; stirring the mixture simultaneously for preventing the mixture from agglomeration so as to obtain colorless and transparent liquid until the mixture is dispersed completely; adding aliphatic polyester polyurethane diacrylate, silicone acrylate oligomer, 2-hydroxy-2-methyl-1-phenyl-1-propylketone, 1-hydroxycyclohexylphenylketone, 2,4,6-trimethylbenzoyldiphenylphosphine oxide, polyvinyl butyral and gamma-glycidoletherpropoxytrimethoxysilane into the liquid; and continuing stirring the mixture for 0.5 to 1 hour. The light-curing adhesive has the advantages of high performance, high adhesion strength, tough adhesive film and impact resistance meeting an requirement.

Description

technical field [0001] The invention relates to an ultraviolet light to visible light curing material, in particular to a light curing adhesive suitable for bonding facade glass and a preparation method thereof. Background technique [0002] As a commonly used decorative material, glass often needs to be glued between glasses in actual use due to its own characteristics. When glass planes are butt-jointed, due to the large bonding area, the requirements are relatively simple, and the bonding is relatively easy; while the façade glass bonding between glass counters needs to be bonded on the glass cross-section, the area that can be applied is small, Due to the influence of the size of the glass itself, the bonding surface needs to withstand high shear force. The traditional silica gel used for bonding has low light transmittance, which affects the visual effect. How to solve this problem is an urgent need for the glass processing industry. Contents of the invention [0003...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C09J175/16C03C27/10
Inventor 张少英于慧贤尹向东
Owner 上海鼎道科技发展有限公司