CN105040551A - Laying method of automatic texture formation particle-free environmentally-friendly plastic track - Google Patents
Laying method of automatic texture formation particle-free environmentally-friendly plastic track Download PDFInfo
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Abstract
The invention discloses a laying method of an automatic texture formation particle-free environmentally-friendly plastic track. The method comprises the following steps: S21, laying a substrate layer: mixing an environmentally-friendly single-component water solidified plastic track material with black micelles according to a weight ratio of 1:4-6, and laying the substrate layer on a dry and solidified cement base or asphalt base; S22, laying a reinforcing layer: spreading a layer of the black micelles on the dry and solid base layer, and lying the environmentally-friendly single-component water solidified plastic track material to cover the substrate layer; and S23, laying an automatic texture formation layer: uniformly mixing 10-12 parts of an automatic texture formation finish, 1-3 parts of EPDM particle rubber powder and 3-6 parts of quartz sand to form an automatic texture formation layer material, fully stirring, and spraying the obtained material on the dry and solidified reinforcing layer. The track has the advantages of environmentally friendly material, no shedding of particles, good durability, plump and uniform surface textures, high tensile strength and long service life, and all performance indexes of the track accord with technical requirements of International Association of Athletics Federations and GB/T14833-2011.
Description
Technical field
The present invention relates to runway facility technology field, athletic ground, particularly relate to from the laying method of knot line without particle environment-friendly type plastic rubber runway.
Background technology
Along with socioeconomic development, environmental issue is increasingly severe, and people require more and more higher to sports facility usage safety performance.Current domestic plastic cement race track many employings dual-component polyurethane oleaginous system, belongs to (TDI+MDI)-MOCA-heavy metal ion catalyst system.There is free TDI (toluene di-isocyanate(TDI)) in runway, free TDI exceeds 0.5% and can damage human body; Crosslinking agent does not block MOCA and has toxicity, is suspect carcinogen; Heavy metal ion (mercury, lead, zinc) is toxicant, and the volatile organic solvent used in process of deployment such as benzene,toluene,xylene etc. is also toxicant, and therefore, this system does not meet environmental requirement.
In order to meet the requirement of environmental protection, people begin one's study environmental protection track material, the Chinese invention patent being CN103666233A as publication No. discloses a kind of vapor-permeable type polyurethane plastic runway cover glueing material, belong to runway technical field of construction, it is that the first component of 1:3 ~ 4 and second component form by mass ratio, and first component is at the obtained prepolymer containing terminal isocyanate groups of the reaction kettle for reaction 3 ~ 4 hours of 70 ~ 80 DEG C by the polyisocyanates of environment-friendly type, PPG and auxiliary agent.Second component comprises the PPG of three-functionality-degree, inorganic filler, pigment, plasticizing agent, curing compound, antioxidant and ultra-violet absorber etc.The plastic cement race track surface particles difficult drop-off that this invention obtains, surfacing, the quality that improve plastic cement race track and application life thereof, the qualification rate of plastic cement race track is made to bring up to more than 95% by current 82%, reduce manufacturing cost and use cost, and, this invention raw material used is ep-type material, belong to environmental friendliness shaped material, avoid environment pollution.But this invention still adopts bicomponent system, needs scene in proportion weigh batching, stir, this link is very easy to make mistakes, and will cause serious quality problems once make mistakes.In addition, this invention plastic cement race track non skid matting still adopts EPDM or PU particle, enhancement Layer surface is attached to by spreading the mode that grain is bonding or grit blast is bonding, use the easy threshing of a period of time rear surface particle, and the uneven skin-friction coefficient that causes of distribution of particles is also uneven, affects athletic performance; Particle detachment also causes the shunting paint marking being sprayed on particle surface to disappear, and affects the use of runway, and very unsightly.
Summary of the invention
In view of this, be necessary for above-mentioned problem, provide a kind of from the laying method of knot line without particle environment-friendly type plastic rubber runway.
To achieve these goals, the present invention adopts following technical scheme:
From knot line without a laying method for particle environment-friendly type plastic rubber runway, comprise the following steps:
S21, laying basalis; Environment-friendly type one-component water cure plastic cement race track material is mixed by weight 1:4-6 with black micelle, establishes basalis at solid concrete pedestal or upper berth, pitch basis;
S22, laying enhancement Layer: on solid basalis, spread the black micelle of one deck, paving with environment-friendly type one-component water cure plastic cement race track material covers basalis;
S23, to lay from tying lamina: mix obtain from knot lamina material from knot line finish paint 10-12 part, EPDM particle rubber powder 1-3 part, quartz sand 3-6 part, be sprayed on after fully stirring solid after enhancement Layer on;
Described environment-friendly type one-component water cure plastic cement race track material is made up of following raw materials by weight portion ratio: two degree of functionality PPG 30-50 parts, three-functionality-degree PPG 30-50 part, DEDB 30-50 part, methyl diphenylene diisocyanate 20-30 part, epoxidized soybean oil 30-40 part, pigment 1-5 part, French chalk 60-80 part, stabilizing agent 10-20 part, rheological agent 1-5 part, calcium oxide 0.5-3 part, white carbon 1-3 part, dispersing agent 1-4 part, antioxidant 1-4 part, kaolin 60-80 part, butyl acetate 40-60 part, latent curing agent 10-20 part, hydrolytic accelerating agent 0.5-2 part, its preparation method comprises the following steps:
S11, first two degree of functionality PPGs and three-functionality-degree PPG bi-material to be mixed in proportion;
Epoxidized soybean oil, calcium oxide, kaolin and French chalk is added while S12, heating, stir, then add DEDB, pigment, dispersing agent, rheological agent and white carbon, stir, be warming up to 100 DEG C ± 2 DEG C and carry out vacuum dehydration 1 hour ± 10min when 0.08MPA;
Cool to 85 DEG C-80 DEG C ± 2 DEG C after S13, dehydration, add antioxidant, stabilizing agent, butyl acetate, stir, add methyl diphenylene diisocyanate when being cooled to 80 DEG C ± 2 DEG C, stir, isothermal reaction 2 hours ± 10min;
S14, add latent curing agent and hydrolytic accelerating agent, stir, namely insulation 1 hour ± 10min obtains environment-friendly type one-component water cure plastic cement race track material.
Preferably, environment-friendly type one-component water cure plastic cement race track material is made up of following raw materials by weight portion ratio: two degree of functionality PPGs 40 parts, three-functionality-degree PPG 40 parts, DEDB 40 parts, methyl diphenylene diisocyanate 20 parts, epoxidized soybean oil 40 parts, pigment 3 parts, French chalk 70 parts, stabilizing agent 10 parts, rheological agent 2 parts, 1.5 parts, calcium oxide, white carbon 2 parts, dispersing agent 2 parts, antioxidant 2 parts, kaolin 70 parts, butyl acetate 50 parts, latent curing agent 15 parts, hydrolytic accelerating agent 1 part.
Preferably, described two degree of functionality PPGs are two degree of functionality PPGs 220, and described three-functionality-degree PPG is three-functionality-degree PPG 330N.
Preferably, in step S21, the weight ratio of environment-friendly type one-component water cure plastic cement race track material and black micelle is 1:5.
Preferably, form by the following material of following weight portion from knot lamina material in step S23: from knot line finish paint 12 parts, EPDM particle rubber powder 1 part, quartz sand 5 parts.
Preferably, sprayed one time in step S23 after knot lamina material, check whole field effect, to spraying, uneven place sprays again.
Preferably, the particle diameter of black micelle is less than 4 ㎜.
More preferably, the particle diameter of black micelle is less than 2 ㎜.
Preferably, spraying uses inner chamber to scribble the fine copper shower nozzle of polytetrafluorethylecoatings coatings when knot lamina material.
Preferably, base layer thickness is 9mm, and enhancement Layer thickness is 2mm, is 2mm from knot lamina thickness.
Compared with prior art, the present invention has following beneficial effect:
1, environment-friendly type one-component water cure plastic cement race track material environment friendly of the present invention, nontoxic, free from extraneous odour, pollution-free, water-based material, meet national GB/T18581-2009, GB/T18583-2008 environmental requirement.Environment-friendly type one-component water cure plastic cement race track material of the present invention can be previously prepared, after preparation, barreled is preserved, directly use to job location, decrease the trouble because bicomponent material needs on-the-spot weigh batching and must stir, avoid the three large links of the most easily makeing mistakes in work progress, simplify construction process, improve efficiency of construction.
2, the present invention is simple without particle environment-friendly type plastic rubber runway laying method from knot line.Existing polyurethane material there are certain requirements basal plane aridity, too wet can not be constructed, otherwise easily there is bubbling phenomenon, the present invention's track material used is water-based mono-component material, during construction to moisture and humidity without particular/special requirement, moisture substrate (not having open fire) also can be constructed, and reduces difficulty of construction.
3, obtained runway is attractive and durable.Inner chamber is used to scribble the fine copper shower nozzle of polytetrafluorethylecoatings coatings, ejection particle diameter is greater than the slurry of 2mm and does not block shower nozzle, plastic cement race track, the anti-skid wearable bright-colored without particle on-slip surface layer formed, to sustain its quality through age, thoroughly solve current plastic cement race track surface and adopt the caducous puzzlement of particles stick technology particle, durability is better promoted; Due to from knot line full, even without particle environment-friendly type plastic rubber runway surface texture, there will not be underfooting to loosen wait instability sensation, contribute to athletic performance, the competitiveness of lifter motion person; Also have non-maintaining, anti-aging, colour-fast, the advantage such as elasticity is moderate, the hot strength of product is high, long service life, property indices meets the technical requirements of International Track and Field Association and GB/T14833-2011.
Detailed description of the invention
In order to better the present invention is described, be described further below in conjunction with detailed description of the invention.The raw material used in the present invention are all commercially available material.
Water cure can regulate the hardening time of material and the character of suppleness with clear water.Compare the two component oily material in current market, the more environmental protection of water cure one-component material, hot strength and elongation rate of tensile failure are higher.
Refer to that the anti-skidding convex-concave surface of plastic cement race track uses special urethane uncompounded cement, the polyurethane copolymer formed by physical reactions from knot line, under table knot state, automatically generate the phenomenon of concavo-convex uniform texture.The texture formed from knot line reaches certain friction factor, and meet the indexs such as anti-wet and slippery, do not fall grain, not dotted line, without the need to special nourishment, after service cost is low.
Embodiment 1
The environment-friendly type one-component water cure plastic cement race track material used in the present embodiment, by following raw materials by weight portion than making: 40 part of two degree of functionality PPG 220,40 parts of three-functionality-degree PPG 330N, 40 parts of DEDB, 40 parts of epoxidized soybean oils, 20 parts of methyl diphenylene diisocyanates, 3 parts of pigment, 70 parts of French chalk, 10 parts of stabilizing agents, 2 parts of rheological agents, 1.5 parts of calcium oxide, 2 parts of white carbons, 2 parts of dispersing agents, 2 parts of antioxidants, 70 parts of kaolin, 50 parts of butyl acetates, 15 parts of latent curing agents, 1 part of hydrolytic accelerating agent.
The effect that polyethers (comprising two degree of functionality PPGs and three-functionality-degree PPG) has emulsification, moistening, viscosity regulates.DEDB and epoxidized soybean oil are plasticizing agent, have plasticization.Methyl diphenylene diisocyanate is curing compound, adjustment product hardness; French chalk is filler, and kaolin is cohesiveness filler, and butyl acetate is thinner.Stabilizing agent increases the stable of product line shape, rheological agent increases the mobile performance of material, moisture in absorbent lime material, white carbon increases the reinforcing of material, dispersing agent prevention precipitation of material, antioxidant prevents material oxidation, and the steam bubble that latent curing agent reduces in material generates, and hydrolytic accelerating agent increases the activity of material.
In the present embodiment, the preparation method of environment-friendly type one-component water cure plastic cement race track material comprises the following steps:
S11, first two degree of functionality PPGs 220 and three-functionality-degree PPG 330N bi-material to be mixed in proportion;
Epoxidized soybean oil, calcium oxide, kaolin and French chalk is added in proportion while S12, heating, stir, then DEDB, pigment, dispersing agent, rheological agent and white carbon is added, stir, be warming up to 100 DEG C ± 2 DEG C and carry out vacuum dehydration 1 hour ± 10min when 0.08MPA;
Cool to 85 DEG C-80 DEG C ± 2 DEG C after S13, dehydration and add antioxidant, stabilizing agent, butyl acetate, stir, add methyl diphenylene diisocyanate MDI50 when being cooled to 80 DEG C ± 2 DEG C, stir, isothermal reaction 2 hours ± 10min;
S14, finally add latent curing agent and hydrolytic accelerating agent, stir, can discharging barrelling encapsulation after insulation 1 hour ± 10min.Obtained environment-friendly type one-component water cure plastic cement race track material is used for the laying of runway enhancement Layer and basalis.
From tying line without the laying method of particle environment-friendly type plastic rubber runway in the present invention, comprise the following steps:
S21, laying basalis; At pitch basis or concrete pedestal back cover after 24-72 hour, the runway basalis that paves is started after confirming to reach requirement of strength on inspection, concrete grammar is use the environment-friendly type one-component water cure plastic cement race track material that obtains of the present invention by the black micelle of the mixed environment-friendly regeneration of the weight ratio of 1:5, particle diameter < 2 ㎜ of black micelle, base layer thickness is 9mm, planeness detection is carried out after solid, recess fills in time, protrude part will polish, confirm that the thickness of base material, planeness and quality complete basalis laying after reaching requirement.
S22, laying enhancement Layer: the laying of environment-friendly type one-component water cure plastic cement race track enhancement Layer: first spread the black micelle of one deck on solid basalis, for filling up the space between basalis, pave with the environment-friendly type one-component water cure plastic cement race track material that the present invention obtains again and cover the space of basalis, enhancement Layer thickness is 2mm, and during to prevent from certainly tying lamina construction, material impregnated throughout is to basalis.
S23, laying are from tying lamina: mix obtain from tying lamina material from knot line finish paint 12 parts, EPDM (ethylene propylene diene rubber) particle rubber powder 1 part, quartz sand 5 parts, flush coater is poured into after abundant stirring, by the special nozzle of flush coater, the enhancement Layer after solid is sprayed, spray and check whole field effect for one time, to spraying, uneven place re-starts spraying, and thickness is no more than 2mm.
The EPDM used in the present invention is the EPDM of powdery, not granular EPDM, in proportion finish paint, EPDM granular powder and quartz sand fully being stirred is formed from knot lamina material mixed slurry, by the air pressure of flush coater, mixed slurry is sprayed on solid enhancement Layer, allows mixed slurry and enhancement Layer seamless combination be integrated.Through well-beaten quartz sand and EPDM pimpled rubber pruinescence finish paint parcel (due to quartz sand and EPDM particle rubber powder proportion lighter, the two is easily combined in finish paint), and to permeate in the enhancement Layer of 2mm thickness shape all-in-one-piece completely from the anti-skidding lines of skinning by the pressure of flush coater.
Obtained runway, bright-colored, anti-skid wearable, to sustain its quality through age without particle from knot lamina, and thoroughly solve current plastic cement race track surface and adopt the caducous puzzlement of particles stick technology particle, durability is better promoted; Due to from knot line full, even without particle environment-friendly type plastic rubber runway surface texture, there will not be underfooting to loosen wait instability sensation, contribute to athletic performance, the competitiveness of lifter motion person; Also have non-maintaining, anti-aging, colour-fast, the advantage such as elasticity is moderate, the hot strength of product is high, long service life, property indices meets the technical requirements of International Track and Field Association and GB/T14833-2011.The performance indications of runway are as shown in table 1-3.
Runway prepared by table 1 the present invention and common double component track performance prepare comparing result
In table 2 the present invention, the performance of runway and International Track and Field Association specify comparative result
The runway prepared in table 3 the present invention and common double component runway poisonous and harmful chemical composition content comparative result
From table 1, table 2, the runway physical motion performance indications in the present invention are high, add clear from knot line technique, surface texture, do not fall that particle, low temperature are not hardening, wearing coefficient is high; Hot strength and elongation rate of tensile failure higher, increase the service life.From the data of table 3, track material of the present invention uses single-component water-based materials chemistry performance more to meet the requirement of national environmental protection.
The above embodiment only have expressed one embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1., from tying line without a laying method for particle environment-friendly type plastic rubber runway, it is characterized in that, comprise the following steps:
S21, laying basalis; Environment-friendly type one-component water cure plastic cement race track material is mixed by weight 1:4-6 with black micelle, establishes basalis at solid concrete pedestal or upper berth, pitch basis;
S22, laying enhancement Layer: on solid basalis, spread the black micelle of one deck, paving with environment-friendly type one-component water cure plastic cement race track material covers basalis;
S23, to lay from tying lamina: mix obtain from knot lamina material from knot line finish paint 10-12 part, EPDM particle rubber powder 1-3 part, quartz sand 3-6 part, be sprayed on after fully stirring solid after enhancement Layer on;
Described environment-friendly type one-component water cure plastic cement race track material is made up of following raw materials by weight portion ratio: two degree of functionality PPG 30-50 parts, three-functionality-degree PPG 30-50 part, DEDB 30-50 part, methyl diphenylene diisocyanate 20-30 part, epoxidized soybean oil 30-40 part, pigment 1-5 part, French chalk 60-80 part, stabilizing agent 10-20 part, rheological agent 1-5 part, calcium oxide 0.5-3 part, white carbon 1-3 part, dispersing agent 1-4 part, antioxidant 1-4 part, kaolin 60-80 part, butyl acetate 40-60 part, latent curing agent 10-20 part, hydrolytic accelerating agent 0.5-2 part, its preparation method comprises the following steps:
S11, first two degree of functionality PPGs and three-functionality-degree PPG bi-material to be mixed in proportion;
Epoxidized soybean oil, calcium oxide, kaolin and French chalk is added while S12, heating, stir, then add DEDB, pigment, dispersing agent, rheological agent and white carbon, stir, be warming up to 100 DEG C ± 2 DEG C and carry out vacuum dehydration 1 hour ± 10min when 0.08MPA;
Cool to 85 DEG C-80 DEG C ± 2 DEG C after S13, dehydration, add antioxidant, stabilizing agent, butyl acetate, stir, add methyl diphenylene diisocyanate when being cooled to 80 DEG C ± 2 DEG C, stir, isothermal reaction 2 hours ± 10min;
S14, add latent curing agent and hydrolytic accelerating agent, stir, namely insulation 1 hour ± 10min obtains environment-friendly type one-component water cure plastic cement race track material.
2. according to claim 1 from the laying method of knot line without particle environment-friendly type plastic rubber runway, it is characterized in that, environment-friendly type one-component water cure plastic cement race track material is made up of following raw materials by weight portion ratio: two degree of functionality PPGs 40 parts, three-functionality-degree PPG 40 parts, DEDB 40 parts, methyl diphenylene diisocyanate 20 parts, epoxidized soybean oil 40 parts, pigment 3 parts, French chalk 70 parts, stabilizing agent 10 parts, rheological agent 2 parts, 1.5 parts, calcium oxide, white carbon 2 parts, dispersing agent 2 parts, antioxidant 2 parts, kaolin 70 parts, butyl acetate 50 parts, latent curing agent 15 parts, hydrolytic accelerating agent 1 part.
3. environment-friendly type one-component water cure plastic cement race track material according to claim 1 and 2, it is characterized in that, described two degree of functionality PPGs are two degree of functionality PPGs 220, and described three-functionality-degree PPG is three-functionality-degree PPG 330N.
4. according to claim 1 from tying line without the laying method of particle environment-friendly type plastic rubber runway, it is characterized in that, in step S21, the weight ratio of environment-friendly type one-component water cure plastic cement race track material and black micelle is 1:5.
5. according to claim 1 from the laying method of knot line without particle environment-friendly type plastic rubber runway; it is characterized in that, from the following material composition of knot lamina material by following weight portion in step S23: from knot line finish paint 12 parts, EPDM particle rubber powder 1 part, quartz sand 5 parts.
6. the line of knot certainly according to claim 1 is without the laying method of particle environment-friendly type plastic rubber runway, it is characterized in that, sprayed one time in step S23 after knot lamina material, check whole field effect, to spraying, uneven place sprays again.
7. according to claim 1 from tying line without the laying method of particle environment-friendly type plastic rubber runway, it is characterized in that, the particle diameter of black micelle is less than 4 ㎜.
8. according to claim 7 from tying line without the laying method of particle environment-friendly type plastic rubber runway, it is characterized in that, the particle diameter of black micelle is less than 2 ㎜.
9. the line of knot certainly according to claim 1 is without the laying method of particle environment-friendly type plastic rubber runway, it is characterized in that, spraying use inner chamber when knot lamina material has the fine copper shower nozzle of polytetrafluorethylecoatings coatings.
10. according to claim 1 from tying line without the laying method of particle environment-friendly type plastic rubber runway, it is characterized in that, base layer thickness is 9mm, and enhancement Layer thickness is 2mm, is 2mm from knot lamina thickness.
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| CN105507118A (en) * | 2015-12-05 | 2016-04-20 | 菏泽恒泰健身器材制造有限公司 | Waterproof air-permeable plastic cement playground |
| CN105544348A (en) * | 2015-12-05 | 2016-05-04 | 菏泽恒泰健身器材制造有限公司 | Novel anti-aging plastic cement playground |
| CN105625140A (en) * | 2015-12-21 | 2016-06-01 | 广州机施建设集团有限公司 | Construction method for air-permeable and water-drainage self-grained composite plastic track |
| CN107245296A (en) * | 2017-07-28 | 2017-10-13 | 陈两 | Full-plastic bears water ripple runway and preparation method thereof certainly |
| CN108049285A (en) * | 2017-12-01 | 2018-05-18 | 金华市纯体育器材有限公司 | A kind of vapor-permeable type ties line plastic cement race track and its laying method certainly |
| CN108130839A (en) * | 2017-12-28 | 2018-06-08 | 广州新星体育设施有限公司 | A kind of plastic cement race track convenient for cooling |
| CN110183845A (en) * | 2019-06-12 | 2019-08-30 | 广东领跑新材料科技有限公司 | Plastic-cement field material silicon PU |
| CN111072895A (en) * | 2019-12-17 | 2020-04-28 | 杭州和诚塑胶工程有限公司 | High-elasticity plastic track and preparation method thereof |
| CN111500219A (en) * | 2020-05-07 | 2020-08-07 | 宝力科技(宁国)有限公司 | Novel environment-friendly self-grained plastic track |
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| CN108049285A (en) * | 2017-12-01 | 2018-05-18 | 金华市纯体育器材有限公司 | A kind of vapor-permeable type ties line plastic cement race track and its laying method certainly |
| CN108130839A (en) * | 2017-12-28 | 2018-06-08 | 广州新星体育设施有限公司 | A kind of plastic cement race track convenient for cooling |
| CN110183845A (en) * | 2019-06-12 | 2019-08-30 | 广东领跑新材料科技有限公司 | Plastic-cement field material silicon PU |
| CN111072895A (en) * | 2019-12-17 | 2020-04-28 | 杭州和诚塑胶工程有限公司 | High-elasticity plastic track and preparation method thereof |
| CN111500219A (en) * | 2020-05-07 | 2020-08-07 | 宝力科技(宁国)有限公司 | Novel environment-friendly self-grained plastic track |
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| CN105040551B (en) | 2017-06-06 |
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Effective date of registration: 20170830 Address after: 510000, Guangzhou Guangdong Conghua Pearl Industrial Park Construction South Road, No. 8 A factory building Patentee after: Guangzhou King sports equipment Co., Ltd. Address before: 1606, room 510000, Marseilles business center, 348 Tan Cun road, Guangzhou, Guangdong, Tianhe District Patentee before: Cai Xiaoming |