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High flame-retardant epoxy resin adhesive

A technology of epoxy resin adhesive and epoxy resin, which is applied in the direction of epoxy resin adhesive, adhesive, adhesive additive, etc., can solve the problems of restricting the application of epoxy resin adhesive, easy to burn, etc., and achieve the improvement of bending strength and critical Stress strength, improving flexibility, and overcoming brittleness

Inactive Publication Date: 2019-03-15
宿州学院
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, epoxy resin has the defect of being flammable, which limits the application of epoxy resin adhesives in some high-tech fields to a large extent.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0015] A kind of highly flame-retardant epoxy resin adhesive proposed by the present invention, its raw material comprises by weight: 72 parts of epoxy resin, 6 parts of polyurethane, 3 parts of epoxy soybean oil, 11 parts of nonylphenol, 2 parts of polysulfide rubber 2 parts, 24 parts of phosphorus-containing curing agent, 2 parts of tung oil anhydride, 2 parts of silane coupling agent, 0.3 parts of n-butyl titanate, 15 parts of composite filler, 2 parts of 2-fluoroethyl methacrylate, 2 parts of dodecyl phosphoric acid 2 parts of monoester, 0.3 part of triglycidyl isocyanurate, 5 parts of phenylphosphoric acid, 0.8 part of 1-ethyl-3-methylimidazole diethyl phosphate salt, 1,8-diazabicyclodeca 3.4 parts of monocarb-7-ene, 2 parts of n-butyl glycidyl ether.

Embodiment 2

[0017] A high flame-retardant epoxy resin adhesive proposed by the present invention, its raw materials include by weight: 60 parts of epoxy resin, 11 parts of polyurethane, 8 parts of epoxy soybean oil, 5 parts of nonylphenol, and 8 parts of polysulfide rubber 15 parts, 15 parts of phosphorus-containing curing agent, 9 parts of tung oil anhydride, 0.8 parts of silane coupling agent, 1.5 parts of n-butyl titanate, 7 parts of composite filler, 3 parts of 2-fluoroethyl methacrylate, 3 parts of dodecyl phosphoric acid 0.5 parts of monoester, 1.2 parts of triglycidyl isocyanurate, 1 part of phenylphosphoric acid, 3 parts of 1-ethyl-3-methylimidazole diethyl phosphate salt, 1,8-diazabicyclodeca 2 parts of one carbon-7-ene, 9 parts of n-butyl glycidyl ether.

Embodiment 3

[0019] A kind of highly flame-retardant epoxy resin adhesive proposed by the present invention, its raw material comprises by weight: 70 parts of epoxy resin, 7 parts of polyurethane, 7.3 parts of epoxy soybean oil, 7 parts of nonylphenol, 7 parts of polysulfide rubber Parts, 18 parts of phosphorus-containing curing agent, 8 parts of tung oil anhydride, 1 part of silane coupling agent, 1.3 parts of n-butyl titanate, 8 parts of composite filler, 2.8 parts of 2-fluoroethyl methacrylate, 2.8 parts of dodecyl phosphoric acid 1 part of monoester, 1 part of triglycidyl isocyanurate, 2 parts of phenylphosphoric acid, 2.6 parts of 1-ethyl-3-methylimidazole diethyl phosphate salt, 1,8-diazabicyclodeca 2.6 parts of one carbon-7-ene, 4 parts of n-butyl glycidyl ether;

[0020] Wherein, the epoxy resin is tetrabromobisphenol A type epoxy resin;

[0021] The phosphorus-containing curing agent is prepared according to the following process: adding 9,10-dihydro-9-oxa-10-phosphaphenanthrene-...

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PUM

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Abstract

The invention discloses a high flame-retardant epoxy resin adhesive. The high flame-retardant epoxy resin adhesive comprises the following raw materials in parts by weight: 60 to 72 parts of epoxy resin, 6 to 11 parts of polyurethane, 3 to 8 parts of epoxidized soybean oil, 5 to 11 parts of nonyl phenol, 2 to 8 parts of polysulfide rubber, 15 to 24 parts of a phosphorus-containing curing agent, 2to 9 parts of tung oil anhydride, 0.8 to 2 parts of a silane coupling agent, 0.3 to 1.5 parts of tetrabutyl titanate, 7 to 15 parts of a compound filler, 2 to 3 parts of 2-methyl fluoride ethyl acrylate, 0.5 to 2 parts of dodecyl phosphate, 0.3 to 1.2 parts of triglycidyl isocyanurate, 1 to 5 parts of phosphenylic acid, 0.8 to 3 parts of 1-ethyl-3-methylimidazole diethyl phosphate, 2 to 3.4 partsof 1,8-diazabicyclo undecane-7-ene and 2 to 9 parts of butyl glycidyl ether. The high flame-retardant epoxy resin adhesive provided by the invention is high in tenacity and excellent in flame-retardant performance and heat resistance.

Description

technical field [0001] The invention relates to the technical field of adhesives, in particular to a highly flame-retardant epoxy resin adhesive. Background technique [0002] Epoxy resin adhesive has the excellent characteristics of strong adhesion, small shrinkage, good stability, excellent electrical properties and corrosion resistance, wide application temperature, simple preparation, and convenient use. It has become an important engineering adhesive. and aerospace structural adhesives. However, epoxy resin has the defect of being flammable, which limits the application of epoxy resin adhesives in some high-tech fields to a large extent. Contents of the invention [0003] Based on the technical problems existing in the background technology, the present invention proposes a highly flame-retardant epoxy resin adhesive, which has good toughness, excellent flame-retardant performance and heat-resistant performance. [0004] A kind of highly flame-retardant epoxy resin ...

Claims

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Application Information

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IPC IPC(8): C09J163/00C09J175/04C09J181/04C09J191/00C09J11/06
CPCC09J163/00C08L2201/02C08L2201/08C08L2205/035C09J11/06C08L75/04C08L91/00C08L81/04C08K5/521C08K5/34924C08K5/50C08K5/3442C08K5/13
Inventor 毛强郭焕银张明玉李光宇王闻琦王桂英
Owner 宿州学院
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