CN103205088B - A kind of resistant abrasion matrix material and preparation method thereof - Google Patents
A kind of resistant abrasion matrix material and preparation method thereof Download PDFInfo
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- CN103205088B CN103205088B CN201310131478.3A CN201310131478A CN103205088B CN 103205088 B CN103205088 B CN 103205088B CN 201310131478 A CN201310131478 A CN 201310131478A CN 103205088 B CN103205088 B CN 103205088B
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Abstract
A kind of resistant abrasion matrix material, the parts by weight of its material component and each component are: epoxy resin 100 parts, modified polyurethane 5 ~ 40 parts, 0.03 ~ 0.05 part, tensio-active agent, powder 20 ~ 50 parts, sandy gravel 10 ~ 50 parts; The preparation method of described modified polyurethane is: put in reactor by monocomponent polyurethane and properties-correcting agent according to the ratio of mass ratio 10:1 ~ 5:1, Homogeneous phase mixing, is slowly warming up to 100 DEG C ~ 120 DEG C, is incubated 1 ~ 2 hour; Then be cooled to room temperature, filtration, obtain modified polyurethane; Then by epoxy resin, modified polyurethane, tensio-active agent, powder, sandy gravel mixing, stir in stirrer, to obtain final product.The matrix material that the present invention prepares has that hardness is high, cementability is strong, anti abrasive feature.
Description
Technical field
The present invention relates to a kind of epoxy resin composite material, especially relate to and a kind ofly resistance toly rush wear-resisting epoxy resin composite material.
Background technology
In Hydraulic and Hydro-Power Engineering, it is very general phenomenon that sluice structure are seriously denuded because the effect of pressing from both sides at a high speed husky current causes.Along with the Devoting Major Efforts To Developing of China's water resources and hydropower construction, the expansion of a collection of high water head in southwest, large discharge high dam construction, the problem of sluicing energy-disspating surface anti-high-velocity & sediment-laden flow punching mill and cavitation erosion is more and more subject to people's attention, this is wherein except the technical study of Hydraulic Design aspect, and the impact-resisting wear-resisting material adopting excellent performance is one of vital technological approaches.
Abrasion-resistant material conventional is at present generally based on high-strength concrete.Owing to easily producing crack and other technical problem in High Strength Concrete Construction, have influence on the result of use of engineering, its resistant abrasion protective capacities still fails to reach desirable effect, still can not meet the high-impact mill performance requriements of sluice structure.Therefore, the Surface Engineering material seeking high impact toughness and high resistance erosion property becomes one of focus of hydro-structure research.
Application number is that the patent application document of 200710053617.X provides a kind of crash resistant composite material, anti-collision refers to shock resistance, collision, and shock-resistant, wearing and tearing occasion under be also short of to some extent, this is because impact resistant and wear-resistant requirement in mechanical property different.
Summary of the invention
For the problems referred to above that prior art exists, the applicant provides a kind of resistant abrasion matrix material and preparation method thereof.The matrix material that the present invention prepares has that hardness is high, cementability is strong, anti abrasive feature.
Technical scheme of the present invention is as follows:
A kind of resistant abrasion matrix material, the parts by weight of its material component and each component are:
Epoxy resin 100 parts, modified polyurethane 5 ~ 40 parts, 0.03 ~ 0.05 part, tensio-active agent, powder 20 ~ 50 parts, sandy gravel 10 ~ 50 parts;
The preparation method of described modified polyurethane is: put in reactor by monocomponent polyurethane and properties-correcting agent according to the ratio of mass ratio 10:1 ~ 5:1, Homogeneous phase mixing, is slowly warming up to 100 DEG C ~ 120 DEG C, is incubated 1 ~ 2 hour; Then be cooled to room temperature, filtration, obtain modified polyurethane;
Described properties-correcting agent is at least one in Amino End Group Vinylite, Amino Terminated polyether(ATPE), isocyanic ester, end carboxyl butyronitrile fluid rubber, amino terminated butadiene acrylonitrile fluid rubber;
The type of described epoxy resin comprises glycidyl type epoxy resin, cycloaliphatic epoxy resin.Described tensio-active agent is at least one in Silane coupling agent KH550, KH570, KH151, KH171, KH792.Described powder body material comprises at least one in flyash, silicon ash, silica powder.The median size of described sandy gravel is 45 microns.
A preparation method for resistant abrasion matrix material, it comprises the steps:
(1) preparation of modified polyurethane: put in reactor by monocomponent polyurethane and properties-correcting agent according to the ratio of mass ratio 10:1 ~ 5:1, Homogeneous phase mixing, is slowly warming up to 100 DEG C ~ 120 DEG C, is incubated 1 ~ 2 hour; Then be cooled to room temperature, filtration, obtain modified polyurethane;
(2) first epoxy resin is mixed with modified polyurethane, then in the mixture of epoxy resin and modified polyurethane, add tensio-active agent, powder, sandy gravel, stir in stirrer, to obtain final product;
The parts by weight of described each feed composition are: epoxy resin 100 parts, modified polyurethane 5 ~ 40 parts, 0.03 ~ 0.05 part, tensio-active agent, powder 20 ~ 50 parts, sandy gravel 10 ~ 50 parts.
In technique scheme, epoxy resin type is as follows:
(1) glycidyl type epoxy resin, as: common bisphenol A type epoxy resin, 4, 4 '-dihydroxy diphenylsulphone bisglycidyl ether epoxy resin, bisphenol f type epoxy resin, novolac epoxy, glycerol epoxy resin, four phenolic group ethane four glycidyl ethers, Resorcinol bisglycidyl ether, Phloroglucinol monomethyl ether three-glycidyl, two Resorcinol acetal four glycidyl ether, aminoepoxy resins (amino tetrafunctional epoxy resin, mutual-amino phenol epoxy resin, AFG-90# epoxy resin, N, N '-two pairs of hydroxyls six base quadrol, 589# epoxy resin), glycidyl ester type epoxy resin (tetrahydrobenzene dimethyl ester epoxy resin, 1, 2-epoxy-cyclohexane 4, 5 dioctyl phthalate epoxy resin, O-phthalic ester epoxy resin, isophthalic dimethyl ester epoxy resin, equal benzene trimethyl epoxy resin, terephthaldehyde's ester epoxy resin, hexahydro-O-phthalic ester epoxy resin, interior methyne tetrahydro-O-phthalic ester epoxy resin, P-hydroxybenzoic acid epoxy resin) etc.,
(2) cycloaliphatic epoxy resin, as: bicyclopentadiene dioxide expoxy resin, H-71 epoxy resin, two (2,3-epoxy group(ing) cyclopentyl) ether ring epoxy resins, 6221# epoxy resin, vinyl cyclohexene bifunctional epoxy resin, terpenes bifunctional epoxy resin, dicyclopentadiene polyvalent alcohol bifunctional epoxy resin.3. other type of epoxy resin, as: glycolylurea epoxide resin, difficult combustion epoxy resin (brominated resins, phosphatized epoxy resin, 2C-7 epoxy resin), high tenacity spiral shell structural epoxy resins, organosilicon epoxy resin etc.
The preparation principle of resistant abrasion matrix material of the present invention is: first carry out modification to monocomponent polyurethane, then crosslinking curing is carried out with epoxy resin, adjust from the performance of angle to material of molecular structure, the novel resistant abrasion material obtained not only has the rigid molecular segments of epoxy resin, there is again the flexible molecule segment of urethane, thus the feature that the hardness having epoxy resin concurrently is high, cohesiveness is strong and urethane good toughness, wear resistance are good, there is outstanding over-all properties.The spacial framework special due to it and functional group, material has also been endowed the performances such as stability to hydrolysis, excellent resistance to deterioration, air-drying property.
The technique effect that the present invention is useful is:
Novel resistant abrasion material prepared by the present invention not only can meet the special requirement of concrete for hydraulic structure anti-impact mill protection, also can as the cavitation erosion resistant material of hydraulic structure and the anti-carbonization coated material of waterproof.The high rigidity of resistant abrasion matrix material of the present invention and toughness can resist concrete in hydraulic structure be subject to high velocity flow rush gall bad.
The preliminary setting time of resistant abrasion matrix material of the present invention at 4 hours, solidify completely and the time reaching optimum performance at about 28 days.
Embodiment
Embodiment 1
Resistant abrasion matrix material, it comprises epoxy resin 100 weight part, modified polyurethane 40 weight part, tensio-active agent KH-5500.04 weight part, silicon ash 40 weight parts, sandy gravel 30 weight part;
The preparation method of resistant abrasion matrix material of the present invention is:
Bayer A.G produces monocomponent polyurethane: Amino End Group Vinylite, Amino Terminated polyether(ATPE), isocyanic ester (these three raw materials consumption is separately identical) sum are that the ratio of 10:1 is put in reactor, Homogeneous phase mixing, slowly be warming up to 120 DEG C, be incubated and be cooled to room temperature after 1 hour, after filtration, obtain modified polyurethane.
Choose epoxy resin to mix with modified polyurethane and surfactivity KH-550, add powder stirrer and stir, finally add sandy gravel stirrer and stir.
The fundamental property of the resistant abrasion material prepared is as shown in table 1:
Table 1
Embodiment 2
Resistant abrasion matrix material, it comprises epoxy resin 100 weight part, modified polyurethane 30 weight part, tensio-active agent KH-5500.03 weight part, silicon ash and silica powder totally 35 weight parts (the two is identical in quality), sandy gravel 20 weight part;
The preparation method of resistant abrasion matrix material of the present invention is:
Bayer A.G produces monocomponent polyurethane: end carboxyl butyronitrile fluid rubber, Amino Terminated polyether(ATPE), isocyanic ester (these three raw materials consumption is separately identical) sum are that the ratio of 8:1 is put in reactor, Homogeneous phase mixing, slowly be warming up to 100 DEG C, be incubated and be cooled to room temperature after 1.5 hours, after filtration, obtain modified polyurethane.
Choose epoxy resin to mix with modified polyurethane and surfactivity KH-550, add powder stirrer and stir, finally add sandy gravel stirrer and stir.
The fundamental property of the resistant abrasion material prepared is as shown in table 2:
Table 2
Embodiment 3
Resistant abrasion matrix material, it comprises epoxy resin 100 weight part, modified polyurethane 20 weight part, tensio-active agent KH-5700.05 weight part, flyash, silicon ash and silica powder totally 20 weight parts (three is identical in quality), sandy gravel 40 weight part;
The preparation method of resistant abrasion matrix material of the present invention is:
Bayer A.G produces monocomponent polyurethane: Amino Terminated polyether(ATPE), isocyanic ester (consumption of these two kinds of raw materials is identical) sum are that the ratio of 6:1 is put in reactor, Homogeneous phase mixing, slowly be warming up to 100 DEG C, be incubated and be cooled to room temperature after 2 hours, after filtration, obtain modified polyurethane.
Choose epoxy resin to mix with modified polyurethane and surfactivity KH-570, add powder stirrer and stir, finally add sandy gravel stirrer and stir.
The fundamental property of the resistant abrasion material prepared is as shown in table 3:
Table 3
The median size of the sandy gravel of embodiment 1 ~ 3 is 45 microns.
It should be noted that for these professional those skilled in the art, when not changing the principle of the invention, can also make suitable change and distortion to the present invention, this belongs to protection scope of the present invention equally.
Claims (6)
1. a resistant abrasion matrix material, is characterized in that the parts by weight of its material component and each component are:
Epoxy resin 100 parts, modified polyurethane 5 ~ 40 parts, 0.03 ~ 0.05 part, tensio-active agent, powder 20 ~ 50 parts, sandy gravel 10 ~ 50 parts;
The preparation method of described modified polyurethane is: put in reactor by monocomponent polyurethane and properties-correcting agent according to the ratio of mass ratio 10:1 ~ 5:1, Homogeneous phase mixing, is slowly warming up to 100 DEG C ~ 120 DEG C, is incubated 1 ~ 2 hour; Then be cooled to room temperature, filtration, obtain modified polyurethane;
Described properties-correcting agent is that at least two kinds in Amino End Group Vinylite, Amino Terminated polyether(ATPE), isocyanic ester cooperate according to equal in quality.
2. resistant abrasion matrix material according to claim 1, is characterized in that the type of described epoxy resin comprises glycidyl type epoxy resin, cycloaliphatic epoxy resin.
3. resistant abrasion matrix material according to claim 1, is characterized in that described tensio-active agent is at least one in Silane coupling agent KH550, KH570, KH151, KH171, KH792.
4. resistant abrasion matrix material according to claim 1, is characterized in that described powder body material comprises at least one in flyash, silicon ash, silica powder.
5. resistant abrasion matrix material according to claim 1, is characterized in that the median size of described sandy gravel is 45 microns.
6. a preparation method for resistant abrasion matrix material, is characterized in that it comprises the steps:
(1) preparation of modified polyurethane: put in reactor by monocomponent polyurethane and properties-correcting agent according to the ratio of mass ratio 10:1 ~ 5:1, Homogeneous phase mixing, is slowly warming up to 100 DEG C ~ 120 DEG C, is incubated 1 ~ 2 hour; Then be cooled to room temperature, filtration, obtain modified polyurethane;
(2) by epoxy resin, modified polyurethane, tensio-active agent, powder, sandy gravel mixing, stir in stirrer, to obtain final product;
The parts by weight of described each feed composition are: epoxy resin 100 parts, modified polyurethane 5 ~ 40 parts, 0.03 ~ 0.05 part, tensio-active agent, powder 20 ~ 50 parts, sandy gravel 10 ~ 50 parts;
Described properties-correcting agent is that at least two kinds in Amino End Group Vinylite, Amino Terminated polyether(ATPE), isocyanic ester cooperate according to equal in quality.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310131478.3A CN103205088B (en) | 2013-04-16 | 2013-04-16 | A kind of resistant abrasion matrix material and preparation method thereof |
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| CN201310131478.3A CN103205088B (en) | 2013-04-16 | 2013-04-16 | A kind of resistant abrasion matrix material and preparation method thereof |
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| CN103205088B true CN103205088B (en) | 2015-08-12 |
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| CN109667152A (en) * | 2019-01-02 | 2019-04-23 | 北京普凡防护科技有限公司 | A kind of modified aqueous polyurethane elastomer resin part infiltrates aramid fiber material prepreg |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101173085A (en) * | 2007-10-25 | 2008-05-07 | 长江水利委员会长江科学院 | Crash resistant composite material and method for producing the same |
| CN101445583A (en) * | 2008-12-24 | 2009-06-03 | 中国地质科学院矿产综合利用研究所 | Preparation process of polyurethane modified epoxy resin suitable for composite wear-resistant coating material |
| CN101528796A (en) * | 2006-10-24 | 2009-09-09 | Sika技术股份公司 | Blocked polyurethane prepolymers and heat-curable epoxy resin compositions |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3897585A (en) * | 1972-05-12 | 1975-07-29 | Grace W R & Co | Integral reinforced structures with a polyurea adhesive component |
| US4282123A (en) * | 1979-08-06 | 1981-08-04 | Mobil Oil Corporation | Elastomeric urethane coating |
| JPS60260620A (en) * | 1984-06-08 | 1985-12-23 | Yokohama Rubber Co Ltd:The | Corrosion-inhibiting composition |
| DE4344487A1 (en) * | 1993-12-24 | 1995-06-29 | Hoechst Ag | New epoxy-amine adducts as hardeners for aqueous epoxy systems |
| US6218500B1 (en) * | 1998-06-03 | 2001-04-17 | Tennant Company | Urethane resins |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101528796A (en) * | 2006-10-24 | 2009-09-09 | Sika技术股份公司 | Blocked polyurethane prepolymers and heat-curable epoxy resin compositions |
| CN101173085A (en) * | 2007-10-25 | 2008-05-07 | 长江水利委员会长江科学院 | Crash resistant composite material and method for producing the same |
| CN101445583A (en) * | 2008-12-24 | 2009-06-03 | 中国地质科学院矿产综合利用研究所 | Preparation process of polyurethane modified epoxy resin suitable for composite wear-resistant coating material |
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