CN103666142A - Preparation method of wear-resistant reflector marking coating for cement roads - Google Patents
Preparation method of wear-resistant reflector marking coating for cement roads Download PDFInfo
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- CN103666142A CN103666142A CN201210361517.4A CN201210361517A CN103666142A CN 103666142 A CN103666142 A CN 103666142A CN 201210361517 A CN201210361517 A CN 201210361517A CN 103666142 A CN103666142 A CN 103666142A
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Abstract
The invention discloses a preparation method of a wear-resistant reflector marking coating for cement roads. The preparation method comprises the following steps: (1) weighing ingredients in percentage by weight; (2) putting sodium silicate into a reaction kettle, adding water to stir and dilute to relative density of 1.36-1.40, introducing steam in a jacket to heat, heating a liquid to 90 DEG C, with 5 DEG C plus or minus, slowly adding water-diluted sodium fluosilicate liquor under quick stirring, completing within 2 hours, then, adding zinc oxide, continuously reacting for 2 hours, and then cooling to 50 DEG C +/-5 DEG C; (3) adding water-soluble acrylic resin and silane while stirring, continuously reacting for 20-30 minutes, and then adding lauryl alcohol ester; (4) adding sodium hexametaphosphate and sodium polyacrylate while stirring, sequentially adding rutile titanium dioxide, talcum powder, attapulgite and ground calcium carbonate after uniformly mixing, and dispersing for 20-30 minutes; and (5) adding carboxymethylcellulose, ethylene glycol, glass beads and dimethyl silicone oil while stirring, and uniformly mixing to obtain a product.
Description
Technical field
The present invention relates to traffic facilities technical field, relate in particular to a kind of preparation method of road mark paint.
Background technology
At present, marking paint divides solvent-borne type and hot-melting type two classes.Solvent-borne type in use has a large amount of organic solvent volatilizations, and contaminate environment, affects health of human body, and intensity is low not wear-resisting, and work-ing life is short.Hot-melting type has strong adhesion, quick-drying, wear-resisting, and the life-span is long, and the feature such as visibility is good round the clock, is abroad widely used already.Domesticly also be fruitful in recent years, if the patent No. is as shown in the of 88105009.1.But because of domestic oil resin, the main raw material quality such as titanium dioxide do not pass a test, so factory adopts imported raw material mostly, and price is higher, and this is one; It two is need to heat while using due to hot-melt coating to scrawle, and constructs loaded down with trivial details, and needs import equipment, and price is also very expensive; Its three, this coating freeze-thaw resistance is poor, when-30 ℃ of temperature, shrinking percentage is higher, and raises while reaching more than 60 ℃ when temperature, coating rate of expansion is larger, easily like this causes coating hollowing and causes coming off, ultimate compression strength reduces greatly; They are four years old, the humidity requirement of hot-melt traffic paint road pavement basic unit is very tight, below road surfaces, in the concrete of 20 millimeters of depths, water ratio must not be greater than 6%, otherwise that coating is combined with road surface is bad, and Here it is, and this coating constructs on cement road wants the reason place of precoating silane coupling agent.Therefore this coating of prior art is not suitable for executing on cement road and draws.
The patent No. be CN02131651.7 disclosure of the invention a kind of reflective water-base paint for marker line of road and preparation method thereof, yet it has adopted titanic acid ester and silane composite coupler, cost is higher, and it only relies on titanium dioxide, water-ground limestone, light calcium carbonate is filler, practice shows, its wear resistance is not satisfactory, need to improve.
Summary of the invention
The object of the invention is to propose a kind of preparation method of cement road wear-resisting light reflecting gage mark coating, the coating that adopts the method to prepare can overcome the defect of prior art, be suitable for executing and drawing at cement road, and high temperature resistant and low temperature performance excellent, wear resistance greatly improves and causes significantly improve work-ing life.
For reaching this object, the present invention by the following technical solutions:
A kind of preparation method of cement road wear-resisting light reflecting gage mark coating, being formed by following component by weight percentage of described coating: water glass 22～28%, Sodium Silicofluoride 3～5%, zinc oxide 8～10%, water soluble acrylic resin 6～8%, silane 1.2～1.8%, Sodium hexametaphosphate 99 0.2～0.7%, polyacrylic acid sodium salt 2～3%, alcohol ester 12～7%, rutile titanium dioxide 4～7%, talcum powder 8～12%, water-ground limestone 4～6%, protruding Attapulgite 12～14%, dimethyl silicone oil 0.05～0.1%, ethylene glycol 0.6～1%, glass microballon 3.5～5.5%, carboxymethyl cellulose 0.1～0.2%, surplus is water, wherein rutile titanium dioxide and talcous granularity 300～400 orders, the granularity of water-ground limestone is 200～300 orders, the granularity of protruding Attapulgite is 240～320 orders, described preparation method carries out as follows:
(1) by above-mentioned per-cent weigh batching;
(2) water glass is dropped in reactor, add water agitation and dilution to relative density 1.36～1.40, in chuck, pass into steam-heated cal(l)andria, make liquid be warming up to 90 ℃ ± 5 ℃, under rapid stirring, slowly add the sodium fluoride solution after dilute with water, in 2 hours, add, then add zinc oxide, sustained reaction 2 hours, is then cooled to 50 ℃ ± 5 ℃;
(3) under agitation add water soluble acrylic resin, silane, sustained reaction 20～30 minutes, then add alcohol ester 12;
(4) under agitation add Sodium hexametaphosphate 99, polyacrylic acid sodium salt, after mixing, add successively rutile titanium dioxide, talcum powder, protruding Attapulgite, water-ground limestone, and disperse 20～30 minutes;
(5) under agitation add carboxymethyl cellulose, ethylene glycol, glass microballon, dimethyl silicone oil, after mixing, make finished product.
The technical essential that the present invention solves is: when inorganics water glass and the modification of organism acrylic resin, adopt silane coupling agent, because coupling agent is the interface bridge of inorganics and organic substance, thereby above-mentioned two kinds of materials of different nature are combined closely, thereby make the water glass base-material shelf-stable after modification, solved existing like product and adopted two components to be packaged in the inconvenience in production and construction, made to construct convenient simple.The present invention be take water glass as main binding agent, and coating has the features such as cohesive force is strong, hardness is high, wear-resisting; Take the properties-correcting agent that Sodium Silicofluoride, zinc oxide be water glass, make to film have that cohesive force is strong, hardness is high, the feature such as wear-resisting, quick-drying; Take the properties-correcting agent that water soluble acrylic resin, alcohol ester 12 be water glass, make to film there is good water tolerance, snappiness and good mechanical property.The interface conditioning agent that the silane of take is organic-inorganic thing, has improved the affinity of inorganics water glass and inorganics acrylic resin, thereby water glass and two kinds of materials of different nature of water soluble acrylic resin are organically combined closely, and makes coating shelf-stable; Take Sodium hexametaphosphate 99, polyacrylic acid sodium salt is composite dispersing agent, has improved the affinity of base-material and pigment extender, easily disperse; Take rutile titanium dioxide, talcum powder, protruding Attapulgite, water-ground limestone is filler, makes coating have high white degree and opacifying power and have stronger wear resistant; Take carboxymethyl cellulose as thickening material, make the filler in coating have good suspension, be difficult for precipitation, can opening is effective, and applying property is good; Take ethylene glycol as flow agent, make the good leveling property of coating, film coated surface is smooth, bright and clean, and resistance to crocking is good; Take dimethyl silicone oil as defoamer, to reduce the porosity of coated membrane, improve impervious; Take glass microballon as reflector, and film layer has reflecting at night visibility, is beneficial to improve driver and conductor's safe driving.
The present invention has following beneficial effect:
1, the present invention only adopts silane as coupling agent, can reach titanic acid ester and the same technique effect of silane composite coupler, but cost, and operation is relatively simple.
2. to adopt rutile titanium dioxide, talcum powder, protruding Attapulgite, water-ground limestone be filler in the present invention, substitute titanium dioxide, water-ground limestone, the light calcium carbonate filler of prior art, and by the adjustment to filler granularity, density and hardness after it is applied significantly improves, protruding Attapulgite has certain cohesive action simultaneously, can strengthen the cohesive action of water glass, the intensity of coating is improved, thereby wear resistance improve more than 50% than prior art.
3. preparation method of the present invention is simple, than prior art, saves 2～3 hours, and preparation efficiency improves
Main raw material adopt domestic conventional cheap chemical building material raw material, raw material be easy to get, with low cost.
5. important technology index, whiteness, wear resistance, ultimate compression strength, freeze-thawing resistant are better than heat reflow paint, and good with cement pavement adhesion Z-TEK, and reflecting effect is good;
6. owing to take water as dispersion medium, avoid the hidden danger of air environmental pollution and fire to occur, there is safety non-toxic feature; Can, in moist cement pavement construction, not affect construction quality; Constructability, is convenient to adopt mechanize efficiently to construct.
Coating of the present invention is mainly used in cement pavement, is also applicable to bituminous concrete pavement simultaneously.Following table is the contrast of coating of the present invention and hot-melting type road sign reflective coating the key technical indexes:
Table: coating of the present invention and the contrast of hot-melting type road sign reflective coating the key technical indexes
Embodiment
Below in conjunction with embodiment, further illustrate technical scheme of the present invention.
Embodiment mono-
A kind of preparation method of cement road wear-resisting light reflecting gage mark coating, being formed by following component by weight percentage of described coating: water glass 22%, Sodium Silicofluoride 5%, zinc oxide 8%, water soluble acrylic resin 8%, silane 1.2%, Sodium hexametaphosphate 99 0.7%, polyacrylic acid sodium salt 2%, alcohol ester ten two 7%, rutile titanium dioxide 4%, talcum powder 12%, water-ground limestone 4%, protruding Attapulgite 14%, dimethyl silicone oil 0.05%, ethylene glycol 1%, glass microballon 3.5%, carboxymethyl cellulose 0.2%, surplus is water, wherein rutile titanium dioxide and talcous granularity 300～400 orders, the granularity of water-ground limestone is 200～300 orders, the granularity of protruding Attapulgite is 240～320 orders, described preparation method carries out as follows:
(1) by above-mentioned per-cent weigh batching;
(2) water glass is dropped in reactor, add water agitation and dilution to relative density 1.36～1.40, in chuck, pass into steam-heated cal(l)andria, make liquid be warming up to 90 ℃ ± 5 ℃, under rapid stirring, slowly add the sodium fluoride solution after dilute with water, in 2 hours, add, then add zinc oxide, sustained reaction 2 hours, is then cooled to 50 ℃ ± 5 ℃;
(3) under agitation add water soluble acrylic resin, silane, sustained reaction 20 minutes, then add alcohol ester 12;
(4) under agitation add Sodium hexametaphosphate 99, polyacrylic acid sodium salt, after mixing, add successively rutile titanium dioxide, talcum powder, protruding Attapulgite, water-ground limestone, and disperse 20 minutes;
(5) under agitation add carboxymethyl cellulose, ethylene glycol, glass microballon, dimethyl silicone oil, after mixing, make finished product.
Embodiment bis-
A kind of preparation method of cement road wear-resisting light reflecting gage mark coating, being formed by following component by weight percentage of described coating: water glass 28%, Sodium Silicofluoride 3%, zinc oxide 10%, water soluble acrylic resin 6%, silane 1.8%, Sodium hexametaphosphate 99 0.2%, polyacrylic acid sodium salt 3%, alcohol ester ten two 1.5%, rutile titanium dioxide 7%, talcum powder 8%, water-ground limestone 6%, protruding Attapulgite 12%, dimethyl silicone oil 0.1%, ethylene glycol 0.6%, glass microballon 5.5%, carboxymethyl cellulose 0.1%, surplus is water, wherein rutile titanium dioxide and talcous granularity 300～400 orders, the granularity of water-ground limestone is 200～300 orders, the granularity of protruding Attapulgite is 240～320 orders, described preparation method carries out as follows:
(1) by above-mentioned per-cent weigh batching;
(2) water glass is dropped in reactor, add water agitation and dilution to relative density 1.36～1.40, in chuck, pass into steam-heated cal(l)andria, make liquid be warming up to 90 ℃ ± 5 ℃, under rapid stirring, slowly add the sodium fluoride solution after dilute with water, in 2 hours, add, then add zinc oxide, sustained reaction 2 hours, is then cooled to 50 ℃ ± 5 ℃;
(3) under agitation add water soluble acrylic resin, silane, sustained reaction 30 minutes, then add alcohol ester 12;
(4) under agitation add Sodium hexametaphosphate 99, polyacrylic acid sodium salt, after mixing, add successively rutile titanium dioxide, talcum powder, protruding Attapulgite, water-ground limestone, and disperse 30 minutes;
(5) under agitation add carboxymethyl cellulose, ethylene glycol, glass microballon, dimethyl silicone oil, after mixing, make finished product.
Embodiment tri-
A kind of preparation method of cement road wear-resisting light reflecting gage mark coating, being formed by following component by weight percentage of described coating: water glass 25%, Sodium Silicofluoride 4%, zinc oxide 9%, water soluble acrylic resin 7%, silane 1.6%, Sodium hexametaphosphate 99 0.5%, polyacrylic acid sodium salt 2.5%, alcohol ester ten two 4%, rutile titanium dioxide 5.5%, talcum powder 10%, water-ground limestone 5%, protruding Attapulgite 13%, dimethyl silicone oil 0.07%, ethylene glycol 0.8%, glass microballon 4.5%, carboxymethyl cellulose 0.15%, surplus is water, wherein rutile titanium dioxide and talcous granularity 300～400 orders, the granularity of water-ground limestone is 200～300 orders, the granularity of protruding Attapulgite is 240～320 orders, described preparation method carries out as follows:
(1) by above-mentioned per-cent weigh batching;
(2) water glass is dropped in reactor, add water agitation and dilution to relative density 1.36～1.40, in chuck, pass into steam-heated cal(l)andria, make liquid be warming up to 90 ℃ ± 5 ℃, under rapid stirring, slowly add the sodium fluoride solution after dilute with water, in 2 hours, add, then add zinc oxide, sustained reaction 2 hours, is then cooled to 50 ℃ ± 5 ℃;
(3) under agitation add water soluble acrylic resin, silane, sustained reaction 20～30 minutes, then add alcohol ester 12;
(4) under agitation add Sodium hexametaphosphate 99, polyacrylic acid sodium salt, after mixing, add successively rutile titanium dioxide, talcum powder, protruding Attapulgite, water-ground limestone, and disperse 20～30 minutes;
(5) under agitation add carboxymethyl cellulose, ethylene glycol, glass microballon, dimethyl silicone oil, after mixing, make finished product.
Claims (1)
1. the preparation method of a cement road wear-resisting light reflecting gage mark coating, it is characterized in that, being formed by following component by weight percentage of described coating: water glass 22～28%, Sodium Silicofluoride 3～5%, zinc oxide 8～10%, water soluble acrylic resin 6～8%, silane 1.2～1.8%, Sodium hexametaphosphate 99 0.2～0.7%, polyacrylic acid sodium salt 2～3%, alcohol ester 12～7%, rutile titanium dioxide 4～7%, talcum powder 8～12%, water-ground limestone 4～6%, protruding Attapulgite 12～14%, dimethyl silicone oil 0.05～0.1%, ethylene glycol 0.6～1%, glass microballon 3.5～5.5%, carboxymethyl cellulose 0.1～0.2%, surplus is water, wherein rutile titanium dioxide and talcous granularity 300～400 orders, the granularity of water-ground limestone is 200～300 orders, the granularity of protruding Attapulgite is 240～320 orders, described preparation method carries out as follows:
(1) by above-mentioned per-cent weigh batching;
(2) water glass is dropped in reactor, add water agitation and dilution to relative density 1.36～1.40, in chuck, pass into steam-heated cal(l)andria, make liquid be warming up to 90 ℃ ± 5 ℃, under rapid stirring, slowly add the sodium fluoride solution after dilute with water, in 2 hours, add, then add zinc oxide, sustained reaction 2 hours, is then cooled to 50 ℃ ± 5 ℃;
(3) under agitation add water soluble acrylic resin, silane, sustained reaction 20～30 minutes, then add alcohol ester 12;
(4) under agitation add Sodium hexametaphosphate 99, polyacrylic acid sodium salt, after mixing, add successively rutile titanium dioxide, talcum powder, protruding Attapulgite, water-ground limestone, and disperse 20～30 minutes;
(5) under agitation add carboxymethyl cellulose, ethylene glycol, glass microballon, dimethyl silicone oil, after mixing, make finished product.
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| CN201210361517.4A CN103666142A (en) | 2012-09-25 | 2012-09-25 | Preparation method of wear-resistant reflector marking coating for cement roads |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105062163A (en) * | 2015-08-12 | 2015-11-18 | 江苏绿科生物技术有限公司 | Preparation method of road marking coating |
| CN105086561A (en) * | 2015-08-05 | 2015-11-25 | 合肥万博制漆有限公司 | Attapulgite paste-like building wall putty and preparing method thereof |
| CN106928782A (en) * | 2017-03-14 | 2017-07-07 | 天津千岛汽车配件有限公司 | A kind of bicycle electric light paint |
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2012
- 2012-09-25 CN CN201210361517.4A patent/CN103666142A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105086561A (en) * | 2015-08-05 | 2015-11-25 | 合肥万博制漆有限公司 | Attapulgite paste-like building wall putty and preparing method thereof |
| CN105062163A (en) * | 2015-08-12 | 2015-11-18 | 江苏绿科生物技术有限公司 | Preparation method of road marking coating |
| CN106928782A (en) * | 2017-03-14 | 2017-07-07 | 天津千岛汽车配件有限公司 | A kind of bicycle electric light paint |
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Application publication date: 20140326 |