CN101709208B - Building structure adhesive with high impact and peeling strength - Google Patents
Building structure adhesive with high impact and peeling strength Download PDFInfo
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- CN101709208B CN101709208B CN2009102487209A CN200910248720A CN101709208B CN 101709208 B CN101709208 B CN 101709208B CN 2009102487209 A CN2009102487209 A CN 2009102487209A CN 200910248720 A CN200910248720 A CN 200910248720A CN 101709208 B CN101709208 B CN 101709208B
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Abstract
The invention discloses building structure adhesive with high impact and peeling strength. The adhesive consists of a main agent and a curing agent. By modifying a building structure from the main agent and the curing agent simultaneously, the manufactured building structure adhesive has high impact and peeling strength and good comprehensive performance. Overall application of compound technology is the remarkable characteristic of the building structure adhesive, wherein the compound technology comprises compounding of epoxy resin, a toughening agent, the curing agent, an assistant (such as a coupling agent, a thixotropic agent and the like) and inorganic filler. During the compounding, the proportion of each component is vitally important, which determines the comprehensive performance of the building structure adhesive.
Description
Technical field
The present invention relates to building structure adhesive, specifically is the high building structure adhesive of a kind of impact and peeling strength.
Background technology
Building structure adhesive is an exploitation in nearly 30 years and a class new type chemical material of using, and it is to be applied to glued joint all kinds of high strength glue kinds of bearing big load member.Be widely used at present in every engineering, as road, bridge, reservoir, dam, culvert, so that the massif crackle, and many buildingss are reinforced, reinforcement, structure of modification.The chemical constitution of building structure adhesive is generally based on Resins, epoxy, has that bonding force is big, the intensity advantages of higher, but has shortcomings such as fragility is big, elasticity deficiency.
In recent years, country is to the construction engineering quality pay attention to day by day, and to extraordinary building materials, for example building structure adhesive is also had higher requirement.The standard GB 50367-2006 that has issued " concrete structure reinforcement design specifications " has mandatory provision to every performance index of building structure adhesive.After the Wenchuan violent earthquake in 2008 5.12, to the anti-seismic performance of building structure adhesive, promptly the impact peel performance has been made and having been explicitly called for especially, and has write in another state compulsory standard " building structure strengthening engineering construction quality acceptance specification ".Disclosed technology never relates to (comprising patent and document) content of building structure adhesive impact peel strength aspect, mostly emphasizes the cementability of tackiness agent separately, for example shearing resistance etc.; Perhaps mention the toughness (promptly toughness reinforcing) of improving tackiness agent.In fact, impact peel strength is not only the embodiment of tackiness agent cementability and toughness over-all properties, and other performances of tackiness agent also must be excellent simultaneously, comprises colloidal property, wet and heat ageing resistant performance etc., this is an emphasis of the present invention, also is the difficult point and the innovative point of technology.
Summary of the invention
The purpose of this invention is to provide the high building structure adhesive of a kind of impact and peeling strength, this tackiness agent carries out the modification to construction structure glue simultaneously from host and solidifying agent two aspects.
The technical scheme that technical solution problem of the present invention is taked is:
The building structure adhesive that a kind of impact and peeling strength is high is made up of host and solidifying agent, and this tackiness agent comprises following component by mass percentage: Resins, epoxy 70-85%, toughner 10-30%, coupling agent 0.5-5% in the host; Organic amine 83-99%, coupling agent 1-4.8% in the solidifying agent;
Resins, epoxy is the mixture of liquid bisphenol A type epoxy resin or liquid bisphenol A type epoxy resin and liquid F type Resins, epoxy in the described host;
Toughner is two or more mixture in the modifier of liquid polysulfide rubber, liquid acrylonitrile butadiene rubber, polybutadiene liquid rubber, hydroxy-terminated polybutadienes or hydroxy-terminated polybutadienes in the described host;
Coupling agent is gamma-methyl allyl acyloxypropyl trimethoxysilane and gamma-mercaptopropyltriethoxysilane in the described host;
Organic amine is selected the mixture of modified fatty amine or modified fatty amine and modification aliphatic cyclic amine for use in the described solidifying agent;
Coupling agent is selected γ-An Bingjisanyiyangjiguiwan, anilinomethyl triethoxysilane for use in the described solidifying agent, anilinomethyl trimethoxy silane, diethyl triamine base propyl-triethoxysilicane.
Also contain thixotropic agent silicon-dioxide in the described host, its content≤5%.
The optimum addition of Resins, epoxy is 80% in the described host.
The optimum addition of toughner is 20% in the described host.
In the toughner of host, described liquid acrylonitrile butadiene rubber is end carboxyl butyronitrile (CTBN), amino terminated butadiene acrylonitrile (ATBN) or butyronitrile-40, butyronitrile-26; Described polybutadiene liquid rubber is hydroxy-terminated polybutadienes (HTPB), carboxy terminated polybutadiene (CTPB); The modifier of described hydroxy-terminated polybutadienes is the epoxidation hydroxy-terminated polybutadienes.
The optimum addition of coupling agent is 2% in the described host.
Also contain promotor in the described solidifying agent, its content≤9%.
The addition of promotor is better at 1-5% in the described solidifying agent.
Also contain thixotropic agent in the described solidifying agent, its content≤4.7%.
Organic amine is the mixture of modified fatty amine or modified fatty amine and modification aliphatic cyclic amine in the described solidifying agent, wherein, described modified fatty amine is adduct, mannich base (phenolic aldehyde amine), the Michael addition polyamine of diethylenetriamine and epoxy propane butyl ether; Described modification aliphatic cyclic amine is the modification isophorone diamine, modification aminoethyl piperazine, modification alkane in Meng diamines.
The addition of organic amine is better at 90-95% in the described solidifying agent.
The addition of coupling agent is better at 2-3% in the described solidifying agent.
The building structure adhesive that a kind of impact and peeling strength is high, be made up of host and solidifying agent, this tackiness agent comprises following component by mass percentage: Resins, epoxy 21.8-40%, toughner 3.1-14.8%, coupling agent 0.3-3%, thixotropic agent 0.3-3% and mineral filler 50-65% in the host; Organic amine 26.6-45.5%, coupling agent 0.27-2.4%, thixotropic agent 0.27-4.7%, mineral filler 50-70% in the solidifying agent;
Resins, epoxy is the mixture of liquid bisphenol A type epoxy resin or liquid bisphenol A type epoxy resin and liquid F type Resins, epoxy in the described host;
Toughner is two or more mixture in the modifier of liquid polysulfide rubber, liquid acrylonitrile butadiene rubber, polybutadiene liquid rubber, hydroxy-terminated polybutadienes or hydroxy-terminated polybutadienes in the described host;
Coupling agent is gamma-methyl allyl acyloxypropyl trimethoxysilane and gamma-mercaptopropyltriethoxysilane in the described host;
Thixotropic agent is a silicon-dioxide in the described host;
Mineral filler is that two or more mixing of materials forms in silica powder, talcum powder, lime carbonate and the titanium dioxide in the described host;
Organic amine is the mixture of modified fatty amine or modified fatty amine and modification aliphatic cyclic amine in the described solidifying agent;
Coupling agent is γ-An Bingjisanyiyangjiguiwan, anilinomethyl triethoxysilane, anilinomethyl trimethoxy silane or diethyl triamine base propyl-triethoxysilicane in the described solidifying agent;
Thixotropic agent is a silicon-dioxide in the described solidifying agent;
Mineral filler is that two or more mixing of materials forms in silica powder, talcum powder, lime carbonate and the titanium dioxide in the described solidifying agent.
The addition of Resins, epoxy is better at 35-40% in the described host.
The addition of toughner is better at 6.5-10% in the described host.
In the toughner of host, described liquid acrylonitrile butadiene rubber is end carboxyl butyronitrile (CTBN), amino terminated butadiene acrylonitrile (ATBN) or butyronitrile-40, butyronitrile-26; Described polybutadiene liquid rubber is hydroxy-terminated polybutadienes (HTPB), carboxy terminated polybutadiene (CTPB); The modifier of described hydroxy-terminated polybutadienes is the epoxidation hydroxy-terminated polybutadienes.
The addition of coupling agent is better at 1-2% in the described host.
The addition of mineral filler is better at 55-60% in the described host.
Also contain promotor in the described solidifying agent, its content≤4.7%.
The addition of promotor is better at 1-2% in the described solidifying agent.
Organic amine is the mixture of modified fatty amine or modified fatty amine and modification aliphatic cyclic amine in the described solidifying agent, wherein, described modified fatty amine is adduct, mannich base (phenolic aldehyde amine), the Michael addition polyamine of diethylenetriamine and epoxy propane butyl ether; Described modification aliphatic cyclic amine is the modification isophorone diamine, modification aminoethyl piperazine, modification alkane in Meng diamines.
The addition of organic amine is better at 32-42% in the described solidifying agent.
Coupling agent is better at 0.5-1.5% in the described solidifying agent.
The addition of mineral filler is better at 50-65% in the described solidifying agent.
Embodiment
The invention will be further described below in conjunction with embodiment, and following testing method is national standard, and wherein: 1, colloidal property is measured and adopted GB/T 2568, GB/T 2569, GB/T 2570; 2, cementability is measured and is adopted GB/T 7124, GJB 94, GB/T 6329, GB 50367 appendix F; 3, the mensuration of non-volatile content adopts GB/T 2793; 4, impact peel strength is measured and is adopted GB " building structure strengthening engineering construction quality acceptance specification (declaration original text) " appendix F.
Embodiment 1 impregnated carbon fiber glue
Host component: E-54 45 curing agent components: 701 phenolic aldehyde amine 40
E-51 45 modification IPDA 60
HTPB 6 KH-550 1
LP-2 6 DMP-30 3
KH-580 1
The mass ratio of host and solidifying agent=3: 1, ambient cure 7 days, tackiness agent performance following (table 1):
Table 1 impregnated carbon fiber colloidality energy
Embodiment 2 perfusion type steel bonding glue
Host component: E-51 70 curing agent components: 701 phenolic aldehyde amine 30
Bisphenol F epoxy 30 593 70
Butyronitrile-40 6 KH-550 1.5
LP-2 6 DMP-30 3
KH-570 1.2
The mass ratio of host and solidifying agent=3: 1, ambient cure 7 days, tackiness agent performance following (table 2):
Table 2 perfusion type steel bonding colloidality energy
Embodiment 3 bar planting glue
Host component: E-51 40 curing agent components: 701 phenolic aldehyde amine 40
E-44 40 591 60
Modification HTPB 10 KH-550 2
LP-3 10 silica powders (300 order) 150
KH-570 2 titanium dioxides 30
Silica powder (100 order) 100 A-380 6
Talcum powder (300 order) 70 DMP-30 5
TS-720 4
The mass ratio of host and solidifying agent=3: 1, ambient cure 7 days, tackiness agent performance following (table 3):
Table 3 bar planting colloidality energy
Embodiment 4 smear type steel bonding glue
Host component: E-51 60 curing agent components: 701 phenolic aldehyde amine 50
E-44 20 593 60
CTPB 9 KH-550 2
LP-2 13 silica powders (100 order) 140
KH-580 2.5 talcum powder (1000 order) 60
Silica powder (300 order) 80 A-200 7
Talcum powder (300 order) 50 DMP-30 4
Titanium dioxide 30
R-202 4.5
The mass ratio of host and solidifying agent=3: 1, ambient cure 7 days, tackiness agent performance following (table 4):
Table 4 smear type steel bonding colloidality energy
Claims (2)
1. the building structure adhesive that impact and peeling strength is high is made up of host and solidifying agent, it is characterized in that: this tackiness agent comprises following component by mass percentage: Resins, epoxy 70-85%, toughner 10-30%, coupling agent 0.5-5% in the host; Organic amine 83-99%, coupling agent 1-4.8% in the solidifying agent; Resins, epoxy is the mixture of liquid bisphenol A type epoxy resin mixture or liquid bisphenol A type epoxy resin and liquid F type Resins, epoxy in the described host; Toughner is two or more mixture in above-mentioned several materials of liquid polysulfide rubber, liquid acrylonitrile butadiene rubber, polybutadiene liquid rubber, hydroxy-terminated polybutadienes or hydroxy-terminated polybutadienes modifier in the described host; Coupling agent is gamma-methyl allyl acyloxypropyl trimethoxysilane and gamma-mercaptopropyltriethoxysilane in the described host; Organic amine is selected the mixture of modified fat amine mixt or modified fatty amine and modification aliphatic cyclic amine for use in the described solidifying agent; Coupling agent is selected γ-An Bingjisanyiyangjiguiwan, anilinomethyl triethoxysilane for use in the described solidifying agent, anilinomethyl trimethoxy silane, diethyl triamine base propyl-triethoxysilicane.
2. the high building structure adhesive of impact and peeling strength according to claim 1 is characterized in that: also contain thixotropic agent silicon-dioxide, its content≤5% in the described host.
3. the high building structure adhesive of impact and peeling strength according to claim 1, it is characterized in that: the optimum addition of Resins, epoxy is 80% in the described host.
4. the high building structure adhesive of impact and peeling strength according to claim 1, it is characterized in that: the optimum addition of toughner is 20% in the described host.
5. the high building structure adhesive of impact and peeling strength according to claim 1 is characterized in that: in the toughner of host, described liquid acrylonitrile butadiene rubber is end carboxyl butyronitrile (CTBN), amino terminated butadiene acrylonitrile (ATBN) or butyronitrile-40, butyronitrile-26; Described polybutadiene liquid rubber is hydroxy-terminated polybutadienes (HTPB), carboxy terminated polybutadiene (CTPB); Described hydroxy-terminated polybutadienes modifier is the epoxidation hydroxy-terminated polybutadienes.
6. the high building structure adhesive of impact and peeling strength according to claim 1, it is characterized in that: the optimum addition of coupling agent is 2% in the described host.
7. the high building structure adhesive of impact and peeling strength according to claim 1 is characterized in that: also contain promotor, its content≤9% in the described solidifying agent.
8. the high building structure adhesive of impact and peeling strength according to claim 7, it is characterized in that: the addition of promotor is better 1-5% in the described solidifying agent.
9. the high building structure adhesive of impact and peeling strength according to claim 1 is characterized in that: also contain thixotropic agent, its content≤4.7% in the described solidifying agent.
10. the high building structure adhesive of impact and peeling strength according to claim 1, it is characterized in that: organic amine is the mixture of modified fat amine mixt or modified fatty amine and modification aliphatic cyclic amine in the described solidifying agent, wherein, described modified fatty amine is adduct, mannich base (phenolic aldehyde amine), the Michael addition polyamine of diethylenetriamine and epoxy propane butyl ether; Described modification aliphatic cyclic amine is the modification isophorone diamine, modification aminoethyl piperazine, modification alkane in Meng diamines.
11. the building structure adhesive that impact and peeling strength according to claim 1 is high is characterized in that: the addition of organic amine is better 90-95% in the described solidifying agent.
12. the building structure adhesive that impact and peeling strength according to claim 1 is high is characterized in that: the addition of coupling agent is better 2-3% in the described solidifying agent.
13. building structure adhesive that impact and peeling strength is high, be made up of host and solidifying agent, it is characterized in that: this tackiness agent comprises following component by mass percentage: Resins, epoxy 21.8-40%, toughner 3.1-14.8%, coupling agent 0.3-3%, thixotropic agent 0.3-3% and mineral filler 50-65% in the host; Organic amine 26.6-45.5%, coupling agent 0.27-2.4%, thixotropic agent 0.27-4.7%, mineral filler 50-70% in the solidifying agent; Resins, epoxy is the mixture of liquid bisphenol A type epoxy resin mixture or liquid bisphenol A type epoxy resin and liquid F type Resins, epoxy in the described host; Toughner is two or more mixture in above-mentioned several materials of liquid polysulfide rubber, liquid acrylonitrile butadiene rubber, polybutadiene liquid rubber, hydroxy-terminated polybutadienes or hydroxy-terminated polybutadienes modifier in the described host; Coupling agent is gamma-methyl allyl acyloxypropyl trimethoxysilane and gamma-mercaptopropyltriethoxysilane in the described host; Thixotropic agent is a silicon-dioxide in the described host; Mineral filler is that two or more mixing of materials forms in silica powder, talcum powder, lime carbonate and the titanium dioxide in the described host; Organic amine is the mixture of modified fat amine mixt or modified fatty amine and modification aliphatic cyclic amine in the described solidifying agent; Coupling agent is γ-An Bingjisanyiyangjiguiwan, anilinomethyl triethoxysilane, anilinomethyl trimethoxy silane or diethyl triamine base propyl-triethoxysilicane in the described solidifying agent; Thixotropic agent is a silicon-dioxide in the described solidifying agent; Mineral filler is that two or more mixing of materials forms in silica powder, talcum powder, lime carbonate and the titanium dioxide in the described solidifying agent.
14. the building structure adhesive that impact and peeling strength according to claim 13 is high is characterized in that: the addition of Resins, epoxy is better 35-40% in the described host.
15. the building structure adhesive that impact and peeling strength according to claim 13 is high is characterized in that: the addition of toughner is better 6.5-10% in the described host.
16. the building structure adhesive that impact and peeling strength according to claim 13 is high, it is characterized in that: in the toughner of host, described liquid acrylonitrile butadiene rubber is end carboxyl butyronitrile (CTBN), amino terminated butadiene acrylonitrile (ATBN) or butyronitrile-40, butyronitrile-26; Described polybutadiene liquid rubber is hydroxy-terminated polybutadienes (HTPB), carboxy terminated polybutadiene (CTPB); Described hydroxy-terminated polybutadienes modifier is the epoxidation hydroxy-terminated polybutadienes.
17. the building structure adhesive that impact and peeling strength according to claim 13 is high is characterized in that: the addition of coupling agent is better 1-2% in the described host.
18. the building structure adhesive that impact and peeling strength according to claim 13 is high is characterized in that: the addition of mineral filler is better 55-60% in the described host.
19. the building structure adhesive that impact and peeling strength according to claim 13 is high is characterized in that: also contain promotor in the described solidifying agent, its content≤4.7%.
20. the building structure adhesive that impact and peeling strength according to claim 19 is high is characterized in that: the addition of promotor is better 1-2% in the described solidifying agent.
21. the building structure adhesive that impact and peeling strength according to claim 13 is high, it is characterized in that: organic amine is the mixture of modified fat amine mixt or modified fatty amine and modification aliphatic cyclic amine in the described solidifying agent, wherein, described modified fatty amine is adduct, mannich base (phenolic aldehyde amine), the Michael addition polyamine of diethylenetriamine and epoxy propane butyl ether; Described modification aliphatic cyclic amine is the modification isophorone diamine, modification aminoethyl piperazine, modification alkane in Meng diamines.
22. the building structure adhesive that impact and peeling strength according to claim 13 is high is characterized in that: the addition of organic amine is better 32-42% in the described solidifying agent.
23. the building structure adhesive that impact and peeling strength according to claim 13 is high is characterized in that: coupling agent is better 0.5-1.5% in the described solidifying agent.
24. the building structure adhesive that impact and peeling strength according to claim 13 is high is characterized in that: the addition of mineral filler is better 50-65% in the described solidifying agent.
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Address after: 124010 Liaoning province Panjin City Beihuan Industrial Development Zone Xinglongtai District No. 18 North Street Patentee after: Dalian Kaihua New Technology Engineering Co., Ltd. Address before: 116011 No. 161, Xigang, Dalian District, Liaoning, Zhongshan Road Patentee before: Dalian Kaihua New Technology Engineering Co., Ltd. |