CN105086691A - Shock-absorbing and lubricating coating for buildings and preparation method and applying method of shock-absorbing and lubricating coating - Google Patents

Shock-absorbing and lubricating coating for buildings and preparation method and applying method of shock-absorbing and lubricating coating Download PDF

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Publication number
CN105086691A
CN105086691A CN201510562518.9A CN201510562518A CN105086691A CN 105086691 A CN105086691 A CN 105086691A CN 201510562518 A CN201510562518 A CN 201510562518A CN 105086691 A CN105086691 A CN 105086691A
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weight parts
parts
shock
weight
absorbing
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徐德生
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Wuxi Jiabang Electric Power Pipeline Factory
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Wuxi Jiabang Electric Power Pipeline Factory
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Abstract

The invention provides a shock-absorbing and lubricating coating and a preparation method and an applying method of the shock-absorbing and lubricating coating. The shock-absorbing and lubricating coating comprises the following materials in parts by weight: 10-25 parts of thermoplastic acrylic resin, 10-15 parts of EVA resin, 1-10 parts of epoxy resin, 1-10 parts of phenolic resin, 4-23 parts of molybdenum disulfide, 0.01-0.3 parts of an organosilan coupling agent and 35-55 parts of a mixed solvent, wherein the mixed solvent comprises the following materials in parts by weight: 23-33 parts of a plasticizer, 0.1-20 parts of a foamer, 0.1-0.8 part of a cross-linking agent, 10-17 parts of a thixotropic agent, 10-28 parts of acetone, 10-30 parts of methyl benzene and 20-35 parts of ethylene glycol ethyl ether. The shock-absorbing and lubricating coating is favorable in adhesion, wear resistance, moisture and heat resistance and flexibility, high in impact strength and relatively low in friction coefficient; besides, sustained pressure of 100 MPa or above can be borne, the stretching and shearing strengths are excellent, and certain stability is realized; curing is completely free of adhesion, surface curing and internal curing are not different, effective sliding of a shock-absorbing support part for buildings is realized under the action of transverse seismic waves, and the shock-absorbing and shock-resisting effects are achieved.

Description

A kind of buildings damping slip coating and preparation thereof and coating method
Technical field
The present invention relates to paint field, particularly relate to a kind of buildings damping slip coating and preparation thereof and coating method.
Background technology
Constructure shakeproof antidetonation is the basic demand of modern architecture construction, also closely bound up with everyone life security.At present, general way adds slippage supporting structure at basement bottom of the building, effectively to reduce or to prevent the destructiveness of buildings under the effect of laterally seismic wave, reaches damping and shockproof effect.Therefore, not only need there be high anti-pressure ability at the interface of this type of supporting structure, and must possess low and stable frictional coefficient and outstanding wear resistance.Because buildings supporting structure is in underground throughout the year, long-term by crunch load, not easily change and must have work-ing life of overlength, the traditional lubrication material being therefore covered in supporting structure interface is difficult to satisfied such requirement.
Developed recently comparatively fast solid lubrication technology has achieved the achievement attracted people's attention at numerous areas, be used for the high-tech sector such as aerospace and navigation; Although this lubrication technology can realize the effective slippage of strut member under transverse vibration condition, due to the cost that it is high, in the rare application of common building field.Therefore, a kind of cost relative moderate of our primary study, the slip coating that the effective damping of common building thing can be made shockproof and preparation thereof and coating method.
Summary of the invention
The object of the present invention is to provide a kind of buildings damping slip coating and preparation thereof and coating method, the present invention can realize the effective slippage of buildings shock-absorbing support part under laterally seismic wave effect, reaches the effect of damping antidetonation.
To achieve these goals, the present invention takes following technical scheme.
First aspect, the invention provides a kind of damping slip coating, comprises following component by weight:
Organo silane coupling agent: 0.01 ~ 0.3 weight part and mixed solvent 35 ~ 55 weight part, described mixed solvent comprises following component by weight:
Wherein, described thermoplastic acrylic resin can be 10 weight parts, 11 weight parts, 12 weight parts, 13 weight parts, 14 weight parts, 15 weight parts, 16 weight parts, 17 weight parts, 18 weight parts, 19 weight parts, 20 weight parts, 21 weight parts, 22 weight parts, 23 weight parts, 24 weight parts or 25 weight parts;
EVA resin can be 10 weight parts, 10.5 weight parts, 11 weight parts, 11.5 weight parts, 12 weight parts, 12.5 weight parts, 13 weight parts, 13.5 weight parts, 14 weight parts, 14.5 weight parts or 15 weight parts;
Epoxy resin can be 1 weight part, 2 weight parts, 3 weight parts, 4 weight parts, 5 weight parts, 6 weight parts, 7 weight parts, 8 weight parts, 9 weight parts or 10 weight parts;
Resol can be 1 weight part, 2 weight parts, 3 weight parts, 4 weight parts, 5 weight parts, 6 weight parts, 7 weight parts, 8 weight parts, 9 weight parts or 10 weight parts;
Molybdenumdisulphide can be 4 weight parts, 5 weight parts, 6 weight parts, 7 weight parts, 8 weight parts, 9 weight parts, 10 weight parts, 11 weight parts, 12 weight parts, 13 weight parts, 14 weight parts, 15 weight parts, 16 weight parts, 17 weight parts, 18 weight parts, 19 weight parts, 20 weight parts, 21 weight parts, 22 weight parts or 23 weight parts;
Organo silane coupling agent can be 0.01 weight part, 0.02 weight part, 0.03 weight part, 0.04 weight part, 0.05 weight part, 0.1 weight part, 0.15 weight part, 0.2 weight part, 0.25 weight part, 0.3 weight part;
Mixed solvent can be 35 weight parts, 36 weight parts, 37 weight parts, 38 weight parts, 39 weight parts, 40 weight parts, 41 weight parts, 42 weight parts, 43 weight parts, 44 weight parts, 45 weight parts, 46 weight parts, 47 weight parts, 48 weight parts, 49 weight parts, 50 weight parts, 51 weight parts, 52 weight parts, 53 weight parts, 54 weight parts or 55 weight parts;
In mixed solvent, softening agent can be 23 weight parts, 24 weight parts, 25 weight parts, 26 weight parts, 27 weight parts, 28 weight parts, 29 weight parts, 30 weight parts, 31 weight parts, 32 weight parts or 33 weight parts;
Whipping agent can be 0.1 weight part, 0.2 weight part, 0.5 weight part, 1 weight part, 2 weight parts, 3 weight parts, 4 weight parts, 5 weight parts, 6 weight parts, 7 weight parts, 8 weight parts, 9 weight parts, 10 weight parts, 11 weight parts, 12 weight parts, 13 weight parts, 14 weight parts, 15 weight parts, 16 weight parts, 17 weight parts, 18 weight parts, 19 weight parts or 20 weight parts;
Linking agent can be 0.1 weight part, 0.15 weight part, 0.2 weight part, 0.25 weight part, 0.3 weight part, 0.4 weight part, 0.5 weight part, 0.6 weight part, 0.7 weight part or 0.8 weight part;
Thixotropic agent can be 10 weight parts, 10.5 weight parts, 11 weight parts, 11.5 weight parts, 12 weight parts, 12.5 weight parts, 13 weight parts, 14 weight parts, 15 weight parts, 16 weight parts or 17 weight parts;
Acetone can be 10 weight parts, 11 weight parts, 12 weight parts, 13 weight parts, 14 weight parts, 15 weight parts, 16 weight parts, 17 weight parts, 18 weight parts, 19 weight parts, 20 weight parts, 21 weight parts, 22 weight parts, 23 weight parts, 24 weight parts, 25 weight parts, 26 weight parts, 27 weight parts or 28 weight parts;
Toluene can be 10 weight parts, 11 weight parts, 12 weight parts, 13 weight parts, 14 weight parts, 15 weight parts, 16 weight parts, 17 weight parts, 18 weight parts, 19 weight parts, 20 weight parts, 21 weight parts, 22 weight parts, 23 weight parts, 24 weight parts, 25 weight parts, 26 weight parts, 27 weight parts, 28 weight parts, 29 weight parts or 30 weight parts;
Ethylene glycol ethyl ether can be 20 weight parts, 21 weight parts, 22 weight parts, 23 weight parts, 24 weight parts, 25 weight parts, 26 weight parts, 27 weight parts, 28 weight parts, 29 weight parts, 30 weight parts, 31 weight parts, 32 weight parts, 33 weight parts, 34 weight parts or 35 weight parts.
Preferably, described thermoplastic acrylic resin is the mixture of a kind of in polymethylmethacrylate, polymethyl acrylate, poly-n-butyl methacrylate or butyl polyacrylate or at least two kinds; Can be such as the mixture of polymethylmethacrylate or polymethyl acrylate or polymethylmethacrylate and polymethyl acrylate or the mixture of polymethyl acrylate, poly-n-butyl methacrylate and butyl polyacrylate.
Preferably, in described EVA resin, VA content is 30 ~ 47%; Can be such as 30%, 31%, 32%, 33%, 34%, 35%, 36%, 37%, 38%, 39%, 40%, 41%, 42%, 43%, 44%, 45%, 46% or 47%.
Preferably, in described epoxy resin, the content of amino tetrafunctional epoxy resin is 75 ~ 100%; Can be such as 75%, 76%, 77%, 78%, 79%, 80%, 81%, 82%, 83%, 84%, 85%, 86%, 87%, 88%, 89%, 90%, 91%, 92%, 93%, 94%, 95%, 96%, 97%, 98%, 99% or 100%.
Preferably, in described resol, the weight percent of hydroxyl is 15 ~ 25%, such as, can be 15%, 15.5%, 16%, 16.5%, 17%, 17.5%, 18%, 19%, 20%, 21%, 22%, 23%, 24% or 25%.
Preferably, the purity of described molybdenumdisulphide is 98 ~ 100%, such as, can be 98%, 98.1%, 98.2%, 98.3%, 98.4%, 98.5%, 98.6%, 98.7%, 98.8%, 98.9%, 99%, 99.1%, 99.2%, 99.3%, 99.4%, 99.5%, 99.6%, 99.7%, 99.8%, 99.9% or 100%; Granularity is 0.1 ~ 10 μm, such as, can be 0.1 μm, 0.2 μm, 0.3 μm, 0.4 μm, 0.5 μm, 1 μm, 2 μm, 3 μm, 4 μm, 5 μm, 6 μm, 7 μm, 8 μm, 9 μm or 10 μm.
Preferably, described softening agent is the mixture of a kind of in Octyl adipate, phthalic acid two different certain herbaceous plants with big flowers ester or dibutyl phthalate or at least two kinds, such as, can be the mixture of the mixture of Octyl adipate or phthalic acid two different certain herbaceous plants with big flowers ester or phthalic acid two different certain herbaceous plants with big flowers ester and dibutyl phthalate or Octyl adipate, the different certain herbaceous plants with big flowers ester of phthalic acid two and dibutyl phthalate three.
Preferably, described whipping agent is azo diethylamide.
Preferably, described linking agent is poly-dially phthalate.
Preferably, described thixotropic agent is the mixture of a kind of in polyamide wax, silicon-dioxide, organobentonite or hydrogenated castor oil or at least two kinds, such as, can be the mixture of the mixture of polyamide wax or silicon-dioxide or organobentonite or organobentonite and hydrogenated castor oil or silicon-dioxide, organobentonite and hydrogenated castor oil three.
Second aspect, the invention provides the preparation method of damping slip coating as described in relation to the first aspect, comprises the steps:
(1) thermoplastic acrylic resin and EVA resin are put into ball grinder, add mixed solvent total amount 3 ~ 7% grind; Described mixed solvent can be 3%, 3.3%, 3.5%, 3.8%, 4%, 4.3%, 4.5%, 4.8%, 5%, 5.3%, 5.5%, 5.8%, 6%, 6.3%, 6.5%, 6.8% or 7% of total amount;
(2) add epoxy resin, resol, molybdenumdisulphide, organo silane coupling agent and mixed solvent gross weight again 10 ~ 25% grind; Described mixed solvent can be 10%, 11%, 12%, 13%, 14%, 15%, 16%, 17%, 18%, 19%, 20%, 21%, 22%, 23%, 24% or 25% of total amount;
(3) mixed solvent of surplus is all added in ball grinder, mix, obtain described damping slip coating.
Preferably, step is ground to fineness of dispersion≤16 μm in (1), such as, can be 16 μm, 15 μm, 14 μm, 13 μm, 12 μm, 11 μm, 10 μm, 9 μm, 8 μm, 7 μm, 6 μm, 5 μm, 4 μm, 3 μm, 2 μm or 1 μm; Be preferably≤13 μm.
Preferably, step is ground to fineness of dispersion≤10 μm in (2), such as, can be 10 μm, 9 μm, 8 μm, 7 μm, 6 μm, 5 μm, 4 μm, 3 μm, 2 μm or 1 μm; Be preferably≤7 μm.
The third aspect, the invention provides the coating method of damping slip coating as described in relation to the first aspect, comprise and the coating prepared is sprayed on buildings shock-absorbing support part surface under pressurized air or compressed nitrogen, room temperature places more than 5h in atmosphere, then the step be cured.
Preferably, the degree of cleaning of described air reach according to ISO14644-1 international standard secondary or are better than secondary.
Preferably, described buildings shock-absorbing support part surface carries out carrying out applying coating again after degreasing and rust removal in advance.
Preferably, described solidification adopts bellows.
Preferably, the step of described solidification is: constant temperature air blast 30 ~ 45min at 150 ± 3 DEG C, described temperature can be 147 DEG C, 148 DEG C, 149 DEG C, 150 DEG C, 151 DEG C, 152 DEG C or 153 DEG C, and the described time can be 30min, 31min, 32min, 33min, 34min, 35min, 36min, 37min, 38min, 39min, 40min, 41min, 42min, 43min, 44min or 45min; Then constant temperature air blast 60 ~ 90min at 180 ± 5 DEG C, described temperature can be 175 DEG C, 176 DEG C, 177 DEG C, 178 DEG C, 179 DEG C, 180 DEG C, 181 DEG C, 182 DEG C, 183 DEG C, 184 DEG C or 185 DEG C, and the described time can be 60min, 61min, 62min, 63min, 64min, 65min, 66min, 67min, 68min, 69min, 70min, 71min, 72min, 73min, 74min, 75min, 76min, 77min, 78min, 79min, 80min, 85min or 90min.
As optimal technical scheme, described coating method comprises the following steps:
(1) first degreasing and rust removal is in advance carried out to buildings shock-absorbing support surface;
(2) coating prepared is sprayed under pressurized air or compressed nitrogen buildings shock-absorbing support part surface, reaches according to ISO14644-1 international standard secondary or air at room temperature placement more than the 5h being better than secondary in degree of cleaning;
(3) bellows is adopted to be cured, constant temperature air blast 30 ~ 45min at 150 ± 3 DEG C; Then constant temperature air blast 60 ~ 90min at 180 ± 5 DEG C.The beneficial effect that the present invention produces: coating appearance of the present invention is uniform and smooth, inclusion-free; Have good sticking power, wear resistance, humidity resistance and snappiness, impact strength is high, lower frictional coefficient; In addition, the continuous of more than 100MPa and good stretching and shearing resistance can also be born, there is certain stability; Completion of cure is not clamminess, and surface and inside solidification are as good as shape, can realize the effective slippage of buildings shock-absorbing support part under laterally seismic wave effect, reach the effect of damping antidetonation.
Embodiment
Technical scheme of the present invention is further illustrated below by embodiment.Those skilled in the art should understand, described embodiment is only help to understand the present invention, should not be considered as concrete restriction of the present invention.
The component of the damping slip coating of embodiment 1 ~ 4 preparation and coating and proportioning are as shown in Table 1 and Table 2.
Table 1 damping slip coating component and proportioning
Embodiment 1 Embodiment 2 Embodiment 3 Embodiment 4
Thermoplastic acrylic resin 10 25 17.5 18.3
EVA resin 15 13.7 12.5 10
Epoxy resin 5.5 1 7.2 10
Resol 10 5.5 10 4.8
Molybdenumdisulphide 13.5 4 23 18.5
Organo silane coupling agent 0.01 0.155 0.30 0.184
Mixed solvent 45 55 35 49
Table 2 mixed solvent component and proportioning
Embodiment 1 Embodiment 2 Embodiment 3 Embodiment 4
Softening agent 28 23 33 25
Whipping agent 0.1 20 8.92 10.05
Linking agent 0.45 0.1 0.8 0.72
Thixotropic agent 10 17 13.5 14.9
Acetone 19 28 10 18
Toluene 10 30 15 24
Ethylene glycol ethyl ether 35 20 27.5 31.2
Embodiment 1:
Preparation: thermoplastic acrylic resin and EVA resin are put into ball grinder by (1), and add mixed solvent total amount 3% grinds;
(2) add epoxy resin, resol, molybdenumdisulphide, organo silane coupling agent and mixed solvent gross weight again 21.3% grinds;
(3) mixed solvent of surplus is all added in ball grinder, mix, obtain described damping slip coating.
Coating: (1) first carries out degreasing and rust removal in advance to buildings shock-absorbing support part surface;
(2) coating prepared is sprayed under pressurized air or compressed nitrogen buildings shock-absorbing support part surface, room temperature places 8h in atmosphere;
(3) solidify: adopt bellows, constant temperature air blast 45min at 147 DEG C; Then constant temperature air blast 90min at 175 DEG C; Coating completes.
Embodiment 2:
Preparation: thermoplastic acrylic resin and EVA resin are put into ball grinder by (1), and add mixed solvent total amount 7% grinds;
(2) add epoxy resin, resol, molybdenumdisulphide, organo silane coupling agent and mixed solvent gross weight again 17.5% grinds;
(3) mixed solvent of surplus is all added in ball grinder, mix, obtain described damping slip coating.
Coating: (1) first carries out degreasing and rust removal in advance to buildings shock-absorbing support part surface;
(2) coating prepared is sprayed under pressurized air or compressed nitrogen buildings shock-absorbing support part surface, room temperature places 5h in atmosphere;
(3) solidify: adopt bellows, constant temperature air blast 30min at 153 DEG C; Then constant temperature air blast 60min at 185 DEG C; Coating completes.
Embodiment 3:
Preparation: thermoplastic acrylic resin and EVA resin are put into ball grinder by (1), and add mixed solvent total amount 5% grinds;
(2) add epoxy resin, resol, molybdenumdisulphide, organo silane coupling agent and mixed solvent gross weight again 10% grinds;
(3) mixed solvent of surplus is all added in ball grinder, mix, obtain described damping slip coating.
Coating: (1) first carries out degreasing and rust removal in advance to buildings shock-absorbing support part surface;
(2) coating prepared is sprayed under pressurized air or compressed nitrogen buildings shock-absorbing support part surface, room temperature places 10h in atmosphere;
(3) solidify: adopt bellows, constant temperature air blast 38min at 150 DEG C; Then constant temperature air blast 75min at 180 DEG C; Coating completes.
Embodiment 4:
Preparation: thermoplastic acrylic resin and EVA resin are put into ball grinder by (1), and add mixed solvent total amount 6.5% grinds;
(2) add epoxy resin, resol, molybdenumdisulphide, organo silane coupling agent and mixed solvent gross weight again 25% grinds;
(3) mixed solvent of surplus is all added in ball grinder, mix, obtain described damping slip coating.
Coating: (1) first carries out degreasing and rust removal in advance to buildings shock-absorbing support part surface;
(2) coating prepared is sprayed under pressurized air or compressed nitrogen buildings shock-absorbing support part surface, room temperature places 8h in atmosphere;
(3) solidify: adopt bellows, constant temperature air blast 42min at 149 DEG C; Then constant temperature air blast 82min at 182 DEG C; Coating completes.
Subsequently, we to embodiment 1 ~ 4 prepare damping slip coating carried out performance test, concrete properties testing method and result as shown in table 3.
Table 3 properties testing method and result
As can be seen from the above results, coating appearance of the present invention is uniform and smooth, inclusion-free; Have good sticking power, wear resistance, humidity resistance and snappiness, impact strength is high, lower frictional coefficient; In addition, the continuous of more than 100MPa and good stretching and shearing resistance can also be born, there is certain stability; Completion of cure is not clamminess, and surface and inside solidification are as good as shape, can realize the effective slippage of buildings shock-absorbing support part under laterally seismic wave effect, reach the effect of damping antidetonation.
Applicant states, the present invention illustrates processing method of the present invention by above-described embodiment, but the present invention is not limited to above-mentioned processing step, does not namely mean that the present invention must rely on above-mentioned processing step and could implement.Person of ordinary skill in the field should understand, any improvement in the present invention, to equivalence replacement and the interpolation of ancillary component, the concrete way choice etc. of raw material selected by the present invention, all drops within protection scope of the present invention and open scope.

Claims (10)

1. a damping slip coating, is characterized in that, comprises following component by weight:
Organo silane coupling agent: 0.01 ~ 0.3 weight part and mixed solvent 35 ~ 55 weight part, described mixed solvent comprises following component by weight:
2. damping slip coating according to claim 1, is characterized in that, described thermoplastic acrylic resin is the mixture of a kind of in polymethylmethacrylate, polymethyl acrylate, poly-n-butyl methacrylate or butyl polyacrylate or at least two kinds;
Preferably, in described EVA resin, VA content is 30 ~ 47%;
Preferably, in described epoxy resin, the content of amino tetrafunctional epoxy resin is 75 ~ 100%;
Preferably, in described resol, the weight percent of hydroxyl is 15 ~ 25%;
Preferably, the purity of described molybdenumdisulphide is 98 ~ 100%, and granularity is 0.1 ~ 10 μm.
3. damping slip coating according to claim 1 and 2, is characterized in that, described softening agent is the mixture of a kind of in Octyl adipate, phthalic acid two different certain herbaceous plants with big flowers ester or dibutyl phthalate or at least two kinds;
Preferably, described whipping agent is azo diethylamide;
Preferably, described linking agent is poly-dially phthalate;
Preferably, described thixotropic agent is the mixture of a kind of in polyamide wax, silicon-dioxide, organobentonite or hydrogenated castor oil or at least two kinds.
4. a preparation method for the damping slip coating as described in one of claims 1 to 3, is characterized in that, comprise the steps:
(1) thermoplastic acrylic resin and EVA resin are put into ball grinder, add mixed solvent total amount 3 ~ 7% grind;
(2) add epoxy resin, resol, molybdenumdisulphide, organo silane coupling agent and mixed solvent gross weight again 10 ~ 25% grind;
(3) mixed solvent of surplus is all added in ball grinder, mix, obtain described damping slip coating.
5. method according to claim 4, is characterized in that, step is ground to fineness of dispersion≤16 μm in (1); Be preferably≤13 μm;
Preferably, fineness of dispersion≤10 μm are ground in step (2); Be preferably≤7 μm.
6. the coating method of the damping slip coating as described in one of claims 1 to 3, it is characterized in that, comprise and the coating prepared is sprayed on buildings shock-absorbing support part surface under pressurized air or compressed nitrogen, room temperature places more than 5h in atmosphere, then the step be cured.
7. method according to claim 6, is characterized in that, the degree of cleaning of described air reach according to ISO14644-1 international standard secondary or are better than secondary.
8. the method according to claim 6 or 7, is characterized in that, described buildings shock-absorbing support part surface carries out carrying out applying coating again after degreasing and rust removal in advance.
9. according to the method one of claim 6 ~ 8 Suo Shu, it is characterized in that, described solidification adopts bellows;
Preferably, the step of described solidification is: constant temperature air blast 30 ~ 45min at 150 ± 3 DEG C; Then constant temperature air blast 60 ~ 90min at 180 ± 5 DEG C.
10. according to the method one of claim 6 ~ 9 Suo Shu, it is characterized in that, comprise the following steps:
(1) first degreasing and rust removal is in advance carried out to buildings shock-absorbing support surface;
(2) coating prepared is sprayed under pressurized air or compressed nitrogen buildings shock-absorbing support part surface, reaches according to ISO14644-1 international standard secondary or air at room temperature placement more than the 5h being better than secondary in degree of cleaning;
(3) bellows is adopted to be cured, constant temperature air blast 30 ~ 45min at 150 ± 3 DEG C; Then constant temperature air blast 60 ~ 90min at 180 ± 5 DEG C.
CN201510562518.9A 2015-09-07 2015-09-07 Shock-absorbing and lubricating coating for buildings and preparation method and applying method of shock-absorbing and lubricating coating Pending CN105086691A (en)

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CN107880723A (en) * 2017-11-29 2018-04-06 苏州市西山宏运材料用品厂 A kind of tea stir-frying pot with flexible coating

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CN107880723A (en) * 2017-11-29 2018-04-06 苏州市西山宏运材料用品厂 A kind of tea stir-frying pot with flexible coating

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Application publication date: 20151125