CN107245294A - A kind of anti-aging street lamp coating and preparation method thereof - Google Patents
A kind of anti-aging street lamp coating and preparation method thereof Download PDFInfo
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- CN107245294A CN107245294A CN201710672568.1A CN201710672568A CN107245294A CN 107245294 A CN107245294 A CN 107245294A CN 201710672568 A CN201710672568 A CN 201710672568A CN 107245294 A CN107245294 A CN 107245294A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D191/00—Coating compositions based on oils, fats or waxes; Coating compositions based on derivatives thereof
- C09D191/06—Waxes
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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Abstract
The invention discloses a kind of anti-aging street lamp coating and preparation method thereof, it is related to street lamp technical field of coatings, includes the raw material of following part meter：40 ~ 50 parts of 55 ~ 65 parts of modifying epoxy resin by organosilicon, 35 ~ 45 parts of emulsified wax, 30 ~ 35 parts of polyurethane resin, 25 ~ 30 parts of modified rubber powder, 20 ~ 25 parts of compounded mix, 10 ~ 20 parts of auxiliary agent and water.The present invention has good ageing resistace, and toughness is strong, good stability of the dimension.
Description
Technical field
The present invention relates to street lamp technical field of coatings, and in particular to a kind of anti-aging street lamp coating and preparation method thereof.
Background technology
Street lamp, shows the light fixture that road provides illumination functions, refers to the light fixture in the illumination zone of road surface in traffic lighting.City
An indispensable part is the lamp stand of support street lamp in city's road lighting, and it is exposed to different gas throughout the year in use
Wait under environmental condition, be subject to weather, so as to influence its service life.Coating can be coated on usual street lamp post, except with U.S.
Sight effect is outer, more can play protective action to lamp stand main body.The ageing resistance also Shortcomings of existing street lamp coating.
The content of the invention
It is an object of the invention to provide a kind of anti-aging street lamp coating and preparation method thereof, with good ageing resistance
Can, toughness is strong, good stability of the dimension.
The invention provides following technical scheme：A kind of anti-aging street lamp coating, includes the raw material of following part meter：It is organic
It is 55 ~ 65 parts of silicon modified epoxy resin, 35 ~ 45 parts of emulsified wax, 30 ~ 35 parts of polyurethane resin, 25 ~ 30 parts of modified rubber powder, multiple
Close 40 ~ 50 parts of 20 ~ 25 parts of filler, 10 ~ 20 parts of auxiliary agent and water；
The modifying epoxy resin by organosilicon includes the raw material that following part is counted：25 ~ 35 parts of epoxy resin, 15 ~ 20 parts of amido silicon oil
With 10 ~ 15 parts of MDA；
The modified rubber powder includes the raw material that following part is counted：14 ~ 16 parts of rubber powder of waste tire, VTES
30 ~ 32 parts of 9 ~ 11 parts, 4 ~ 6 parts of hydroxy-ethyl acrylate, 4 ~ 6 parts of potassium peroxydisulfate and water；
The compounded mix includes the raw material that following part is counted：8 ~ 11 parts of expanded perlite, 8 ~ 11 parts of mosquito-repellent essential oil, oxidation corn form sediment
4 ~ 6 parts of 6 ~ 8 parts of powder, 4 ~ 6 parts of Chinese herbal medicine fluid, 4 ~ 6 parts of expanded vermiculite and modified alta-mud；
The auxiliary agent includes the raw material that following part is counted：6 ~ 8 parts of defoamer, 3 ~ 5 parts of water-loss reducer, 3 ~ 5 parts of light stabilizer, age resistor 1 ~
0.8 ~ 1.2 part of 3 parts, 1 ~ 3 part of film forming agent and dispersant.
Wherein, the number-average molecular weight of the epoxy resin is 10000 ~ 14000g/mol, and the number of the polyurethane resin is equal
Molecular weight is 12000 ~ 13000g/mol.
Wherein, the mosquito-repellent essential oil be oil of Cymbopogon winterianus, yesterday essential oil, refined jasmine oil, Peppermint essential oil, eucalyptus citriodora essential oil,
One or more in Lavender and Geranium Essential.
Wherein, the preparation method of the oxidised maize starch is：Cornstarch is weighed to add in the water of 2 ~ 5 times of parts by weight,
55 ~ 65 degrees Celsius are warming up to, dispersed with stirring obtains starch emulsion, then add the hydroxide for accounting for cornstarch quality 0.3 ~ 0.5%
Then sodium, 20 ~ 30min of stirring reaction adds the potassium permanganate progress first time oxidation for accounting for cornstarch quality 1 ~ 2%, and stirring is anti-
15 ~ 20min is answered, second of the oxidation of dilute sulfuric acid progress for accounting for cornstarch quality 5 ~ 6% is then added, finally starch emulsion is entered
Row suction filtration, wash, dehydrate and obtain oxidised maize starch.
Wherein, the Chinese herbal medicine fluid includes the raw material that following part is counted：1 ~ 2 part of folium artemisiae argyi, 0.6 ~ 0.8 part of peppermint, Sculellaria barbata 0.6
0.2 ~ 0.4 part of ~ 0.8 part, 0.4 ~ 0.6 part of purple perilla, 0.2 ~ 0.4 part of the root of Dahurain angelica and cloves, are put into 2 ~ 3 times of weights after aforementioned base materials are mixed
In the water for measuring part, 1 ~ 2h is decocted, retains filtrate and obtains the Chinese herbal medicine fluid.
Wherein, the expanded vermiculite is respectively at 300 ~ 400 degrees Celsius, 400 ~ 500 degrees Celsius, 500 ~ 600 degrees Celsius
Three temperature section calcinings form the composition of expanded vermiculite.
Wherein, the method for preparing modified bentonite is：Bentonite is put into boric acid aqueous solution, with 100 ~ 200r/
Min rotating speed mixes 40 ~ 60min, filtering, and it is 7 to retain filter residue and be washed to pH value, after then filter residue is dried 350 ~
1 ~ 2h is calcined under 400 degrees celsius and obtains the modified alta-mud
Wherein, the defoamer is mineral oil defoaming agent or organic silicon defoamer, and the water-loss reducer is high viscosity methyl hydroxyl
Propyl cellulose ether, the light stabilizer is the mixed of O-hydroxyl-diphenyl ketone class, benzotriazole, salicylic acid esters and triazines
Compound, the age resistor is polynary Hinered phenols age resistor, and the dispersant is polycarboxylic acids ammonium salt dispersant.
Wherein, the film forming agent includes the raw material that following part is counted：0.6 ~ 0.8 part of ethylparaben, prodan 0.4 ~ 0.6
Part, 0.4 ~ 0.6 part of pentaerythrite, 0.2 ~ 0.4 part of dibutyl tin laurate, 0.2 ~ 0.4 part of superfine silica gel powder, trimethyl benzyl chlorine
Change 1 ~ 2 part of 0.1 ~ 0.3 part of ammonium and deionized water, foregoing each raw material is well mixed according to proportioning, obtain the film forming agent.
The present invention provides a kind of preparation method of anti-aging street lamp coating, comprises the following steps：
（1）, prepare modified rubber powder
VTES, hydroxy-ethyl acrylate, potassium peroxydisulfate and water are proportionally weighed, after being well mixed, 70 ~
Heat and stir under 85 degrees celsius, the heat time is 10 ~ 15min, mixing speed is 200 ~ 300r/min, stops heating
After add rubber powder, soak rubber powder, continue to stir 3 ~ 5h with 300 ~ 400r/min rotating speed, drying process obtains described change
Property rubber powder；
（2）, prepare modifying epoxy resin by organosilicon
Amido silicon oil and epoxy resin are mixed, are dissolved in acetone, 10 ~ 15min is stirred with 100 ~ 120r/min rotating speed, is risen
Temperature reacts 1 ~ 2h to 100 ~ 110 degrees Celsius, and after reaction terminates, vacuum distillation removes acetone, obtains mixed material, adds thereto
Enter MDA mixing, 10 ~ 20min is stirred with 200 ~ 300r/min rotating speed, dry, obtain described organic after cooling
Silicon modified epoxy resin, it is standby；
（3）, prepare compounded mix
Expanded perlite, expanded vermiculite and modified alta-mud are weighed, is added after being well mixed in mosquito-repellent essential oil and Chinese herbal medicine fluid, with
200 ~ 300r/min rotating speed is uniformly dispersed, drying process, is put into comminutor granulation of spraying water, obtains hybrid particles, will mix
Particle is put into seed-coating machine, one end sprinkling oxidised maize starch, other end sprinkling distilled water, and finally drying process obtains institute again
State compounded mix；
（4）, emulsified wax is heated to 100 ~ 120 degrees Celsius, then add polyurethane resin, step（1）Obtained modification rubber
Rubber powder, step（2）Obtained modifying epoxy resin by organosilicon and step（3）Obtained compounded mix, and in 300 ~ 400r/min
Stir speed (S.S.) under stir 30 ~ 50min, then surplus stock is sequentially added according to proportioning, in 600 ~ 700r/ after being sufficiently mixed
30 ~ 60min is stirred under the conditions of min, and keeping temperature is 50 ~ 60 degrees Celsius, the finished product obtained after natural cooling is described anti-
Aging street lamp coating.
Beneficial effects of the present invention：With good ageing resistace, toughness is strong, good stability of the dimension, specific as follows：
（1）, the present invention using modifying epoxy resin by organosilicon as one of primary raw material, using amido silicon oil and MDA
Epoxy resin is modified obtained, the number-average molecular weight of preferred epoxy is 10000 ~ 14000g/mol so that organosilicon
Modified epoxy can keep the physical and chemical properties of the original good temperature of epoxy resin, and dielectric properties are good, and toughness is strong,
Deformation retract rate is small, good stability of the dimension, and ageing resistace and caking ability are improved in addition；
（2）, the present invention add rubber powder of waste tire in the feed, on the one hand reduce cost, waste and old wheel also solved in addition
The problem of tire is handled, energy-conserving and environment-protective, rubber powder has preferable heat-proof quality and durability, using vinyl triethoxyl silicon
Alkane, hydroxy-ethyl acrylate, potassium peroxydisulfate and water are made modifying agent and modified rubber powder are made, and are preferably bonded in other raw materials
Together, so that the problems such as avoiding the occurrence of the cracking produced in use, peel off, serves toughened and reinforced effect；
（3）, the present invention add emulsified wax in the feed, with stronger stability and dispersiveness, be diluted with water it is rear it is not stratified,
It is not demulsified, do not lump, the adhesion strength, hydrophobic properties of the surface, ageing resistace of film can be improved after addition；
（4）, the present invention add compounded mix in the feed, load is used as using expanded perlite, expanded vermiculite and modified alta-mud
Mosquito-repellent essential oil and Chinese herbal medicine fluid, in seed-coating machine, are coated in carrier granular, play sustained release by body particle with oxidised maize starch
Effect, mosquito-repellent essential oil and Chinese herbal medicine fluid play a part of mosquito repellent and purification air, when people stand under street lamp, and the present invention can be with
Protect persons from mosquito invasion；
（5）, the present invention add light stabilizer in the feed, can improve the anti-uv-ray of film, extend use time, carry
High ageing resistance.
Embodiment
With reference to specific embodiment, the present invention is expanded on further.These embodiments be merely to illustrate the present invention and without
In limitation the scope of the present invention.
Embodiment 1
A kind of anti-aging street lamp coating, includes the raw material of following part meter：55 parts of modifying epoxy resin by organosilicon, emulsified wax 35
Part, 30 parts of polyurethane resin, 25 parts of modified rubber powder, 20 parts of compounded mix, 10 parts of auxiliary agent and 40 parts of water；
The modifying epoxy resin by organosilicon includes the raw material that following part is counted：25 parts of epoxy resin, 15 parts of amido silicon oil and diamino
10 parts of base diphenyl-methane；
The modified rubber powder includes the raw material that following part is counted：14 parts of rubber powder of waste tire, VTES 9
Part, 4 parts of hydroxy-ethyl acrylate, 4 parts of potassium peroxydisulfate and 30 parts of water；
The compounded mix includes the raw material that following part is counted：8 parts of expanded perlite, 8 parts of mosquito-repellent essential oil, 6 parts of oxidised maize starch,
4 parts of 4 parts of Chinese herbal medicine fluid, 4 parts of expanded vermiculite and modified alta-mud；
The auxiliary agent includes the raw material that following part is counted：6 parts of defoamer, 3 parts of water-loss reducer, 3 parts of light stabilizer, 1 part of age resistor, film forming
0.8 part of 1 part of agent and dispersant.
Wherein, the number-average molecular weight of the epoxy resin is 10000g/mol, the number-average molecular weight of the polyurethane resin
For 12000g/mol.
Wherein, the mosquito-repellent essential oil is oil of Cymbopogon winterianus.
Wherein, the preparation method of the oxidised maize starch is：Weigh cornstarch to add in the water of 2 times of parts by weight, rise
Temperature is to 55 degrees Celsius, and dispersed with stirring obtains starch emulsion, then adds the sodium hydroxide for accounting for cornstarch quality 0.3%, and stirring is anti-
20min is answered, the potassium permanganate progress first time oxidation for accounting for cornstarch quality 1%, stirring reaction 15min, Ran Houjia is then added
The dilute sulfuric acid for entering to account for cornstarch quality 5% carries out second of oxidation, and suction filtration is finally carried out to starch emulsion, washs, dehydrate
Obtain oxidised maize starch.
Wherein, the Chinese herbal medicine fluid includes the raw material that following part is counted：1 part of folium artemisiae argyi, 0.6 part of peppermint, 0.6 part of Sculellaria barbata, purple
In 0.2 part of 0.4 part of Soviet Union, 0.2 part of the root of Dahurain angelica and cloves, the water that 2 times of parts by weight are put into after aforementioned base materials are mixed, 1h is decocted, is retained
Filtrate obtains the Chinese herbal medicine fluid.
Wherein, the expanded vermiculite is forged for three temperature sections respectively at 300 degrees Celsius, 400 degrees Celsius, 500 degrees Celsius
Burn the composition into expanded vermiculite.
Wherein, the method for preparing modified bentonite is：Bentonite is put into boric acid aqueous solution, with 100r/min's
Rotating speed mixes 40min, filters, and it is 7 to retain filter residue and be washed to pH value, in 350 degrees Celsius of bars after then filter residue is dried
1h is calcined under part and obtains the modified alta-mud
Wherein, the defoamer is mineral oil defoaming agent, and the water-loss reducer is high viscosity methylhydroxypropylcellulose ether, described
Light stabilizer is the mixture of O-hydroxyl-diphenyl ketone class, benzotriazole, salicylic acid esters and triazines, and the age resistor is
Polynary Hinered phenols age resistor, the dispersant is polycarboxylic acids ammonium salt dispersant.
Wherein, the film forming agent includes the raw material that following part is counted：0.6 part of ethylparaben, 0.4 part of prodan, season penta
0.4 part of tetrol, 0.2 part of dibutyl tin laurate, 0.2 part of superfine silica gel powder, 0.1 part of trimethyl benzyl ammonia chloride and deionized water
It is 1 part, foregoing each raw material is well mixed according to proportioning, obtain the film forming agent.
A kind of preparation method of anti-aging street lamp coating is provided in the present embodiment, comprised the following steps：
（1）, prepare modified rubber powder
VTES, hydroxy-ethyl acrylate, potassium peroxydisulfate and water are proportionally weighed, after being well mixed, 70
Heat and stir under degrees celsius, the heat time is 10min, mixing speed is 200r/min, rubber is added after stopping heating
Powder, soaks rubber powder, continues to stir 3h with 300r/min rotating speed, drying process obtains the modified rubber powder；
（2）, prepare modifying epoxy resin by organosilicon
Amido silicon oil and epoxy resin are mixed, are dissolved in acetone, 10min is stirred with 100r/min rotating speed, 100 are warming up to
Degree Celsius, 1h is reacted, after reaction terminates, vacuum distillation removes acetone, obtains mixed material, and diaminourea hexichol first is added thereto
Alkane is mixed, and 10min is stirred with 200r/min rotating speed, dries, the modifying epoxy resin by organosilicon is obtained after cooling, standby；
（3）, prepare compounded mix
Expanded perlite, expanded vermiculite and modified alta-mud are weighed, is added after being well mixed in mosquito-repellent essential oil and Chinese herbal medicine fluid, with
200r/min rotating speed is uniformly dispersed, drying process, is put into comminutor granulation of spraying water, hybrid particles is obtained, by hybrid particles
It is put into seed-coating machine, one end sprinkling oxidised maize starch, other end sprinkling distilled water, finally drying process obtains described multiple again
Close filler；
（4）, emulsified wax is heated to 100 degrees Celsius, then add polyurethane resin, step（1）Obtained modified rubber powder,
Step（2）Obtained modifying epoxy resin by organosilicon and step（3）Obtained compounded mix, and in 300r/min stir speed (S.S.)
Lower stirring 30min, then sequentially adds surplus stock according to proportioning, stirs 30min after being sufficiently mixed under the conditions of 600r/min,
And keeping temperature is 50 degrees Celsius, the finished product obtained after natural cooling is the anti-aging street lamp coating.
Embodiment 2
A kind of anti-aging street lamp coating, includes the raw material of following part meter：65 parts of modifying epoxy resin by organosilicon, emulsified wax 45
Part, 35 parts of polyurethane resin, 30 parts of modified rubber powder, 25 parts of compounded mix, 20 parts of auxiliary agent and 50 parts of water；
The modifying epoxy resin by organosilicon includes the raw material that following part is counted：35 parts of epoxy resin, 20 parts of amido silicon oil and diamino
15 parts of base diphenyl-methane；
The modified rubber powder includes the raw material that following part is counted：16 parts of rubber powder of waste tire, VTES 11
Part, 6 parts of hydroxy-ethyl acrylate, 6 parts of potassium peroxydisulfate and 32 parts of water；
The compounded mix includes the raw material that following part is counted：11 parts of expanded perlite, 11 parts of mosquito-repellent essential oil, oxidised maize starch 8
Part, 6 parts of Chinese herbal medicine fluid, 6 parts of expanded vermiculite and 6 parts of modified alta-mud；
The auxiliary agent includes the raw material that following part is counted：8 parts of defoamer, 5 parts of water-loss reducer, 5 parts of light stabilizer, 3 parts of age resistor, film forming
1.2 parts of 3 parts of agent and dispersant.
Wherein, the number-average molecular weight of the epoxy resin is 14000g/mol, the number-average molecular weight of the polyurethane resin
For 13000g/mol.
Wherein, the mosquito-repellent essential oil is essential oil yesterday.
Wherein, the preparation method of the oxidised maize starch is：Weigh cornstarch to add in the water of 5 times of parts by weight, rise
Temperature is to 65 degrees Celsius, and dispersed with stirring obtains starch emulsion, then adds the sodium hydroxide for accounting for cornstarch quality 0.5%, and stirring is anti-
30min is answered, the potassium permanganate progress first time oxidation for accounting for cornstarch quality 2%, stirring reaction 20min, Ran Houjia is then added
The dilute sulfuric acid for entering to account for cornstarch quality 6% carries out second of oxidation, and suction filtration is finally carried out to starch emulsion, washs, dehydrate
Obtain oxidised maize starch.
Wherein, the Chinese herbal medicine fluid includes the raw material that following part is counted：2 parts of folium artemisiae argyi, 0.8 part of peppermint, 0.8 part of Sculellaria barbata, purple
In 0.4 part of 0.6 part of Soviet Union, 0.4 part of the root of Dahurain angelica and cloves, the water that 3 times of parts by weight are put into after aforementioned base materials are mixed, 2h is decocted, is retained
Filtrate obtains the Chinese herbal medicine fluid.
Wherein, the expanded vermiculite is forged for three temperature sections respectively at 400 degrees Celsius, 500 degrees Celsius, 600 degrees Celsius
Burn the composition into expanded vermiculite.
Wherein, the method for preparing modified bentonite is：Bentonite is put into boric acid aqueous solution, with 200r/min's
Rotating speed mixes 60min, filters, and it is 7 to retain filter residue and be washed to pH value, in 400 degrees Celsius of bars after then filter residue is dried
2h is calcined under part and obtains the modified alta-mud
Wherein, the defoamer is organic silicon defoamer, and the water-loss reducer is high viscosity methylhydroxypropylcellulose ether, described
Light stabilizer is the mixture of O-hydroxyl-diphenyl ketone class, benzotriazole, salicylic acid esters and triazines, and the age resistor is
Polynary Hinered phenols age resistor, the dispersant is polycarboxylic acids ammonium salt dispersant.
Wherein, the film forming agent includes the raw material that following part is counted：0.8 part of ethylparaben, 0.6 part of prodan, season penta
0.6 part of tetrol, 0.4 part of dibutyl tin laurate, 0.4 part of superfine silica gel powder, 0.3 part of trimethyl benzyl ammonia chloride and deionized water
It is 2 parts, foregoing each raw material is well mixed according to proportioning, obtain the film forming agent.
A kind of preparation method of anti-aging street lamp coating is provided in the present embodiment, comprised the following steps：
（1）, prepare modified rubber powder
VTES, hydroxy-ethyl acrylate, potassium peroxydisulfate and water are proportionally weighed, after being well mixed, 85
Heat and stir under degrees celsius, the heat time is 15min, mixing speed is 300r/min, rubber is added after stopping heating
Powder, soaks rubber powder, continues to stir 5h with 400r/min rotating speed, drying process obtains the modified rubber powder；
（2）, prepare modifying epoxy resin by organosilicon
Amido silicon oil and epoxy resin are mixed, are dissolved in acetone, 15min is stirred with 120r/min rotating speed, 110 are warming up to
Degree Celsius, 2h is reacted, after reaction terminates, vacuum distillation removes acetone, obtains mixed material, and diaminourea hexichol first is added thereto
Alkane is mixed, and 20min is stirred with 300r/min rotating speed, dries, the modifying epoxy resin by organosilicon is obtained after cooling, standby；
（3）, prepare compounded mix
Expanded perlite, expanded vermiculite and modified alta-mud are weighed, is added after being well mixed in mosquito-repellent essential oil and Chinese herbal medicine fluid, with
300r/min rotating speed is uniformly dispersed, drying process, is put into comminutor granulation of spraying water, hybrid particles is obtained, by hybrid particles
It is put into seed-coating machine, one end sprinkling oxidised maize starch, other end sprinkling distilled water, finally drying process obtains described multiple again
Close filler；
（4）, emulsified wax is heated to 120 degrees Celsius, then add polyurethane resin, step（1）Obtained modified rubber powder,
Step（2）Obtained modifying epoxy resin by organosilicon and step（3）Obtained compounded mix, and in 400r/min stir speed (S.S.)
Lower stirring 50min, then sequentially adds surplus stock according to proportioning, stirs 60min after being sufficiently mixed under the conditions of 700r/min,
And keeping temperature is 60 degrees Celsius, the finished product obtained after natural cooling is the anti-aging street lamp coating.
Embodiment 3
A kind of anti-aging street lamp coating, includes the raw material of following part meter：60 parts of modifying epoxy resin by organosilicon, emulsified wax 40
Part, 32.5 parts of polyurethane resin, 27.5 parts of modified rubber powder, 22.5 parts of compounded mix, 15 parts of auxiliary agent and 45 parts of water；
The modifying epoxy resin by organosilicon includes the raw material that following part is counted：30 parts of epoxy resin, 17.5 parts of amido silicon oil and two
12.5 parts of diaminodiphenylmethane；
The modified rubber powder includes the raw material that following part is counted：15 parts of rubber powder of waste tire, VTES 10
Part, 5 parts of hydroxy-ethyl acrylate, 5 parts of potassium peroxydisulfate and 31 parts of water；
The compounded mix includes the raw material that following part is counted：10 parts of expanded perlite, 10 parts of mosquito-repellent essential oil, oxidised maize starch 7
Part, 5 parts of Chinese herbal medicine fluid, 5 parts of expanded vermiculite and 5 parts of modified alta-mud；
The auxiliary agent includes the raw material that following part is counted：7 parts of defoamer, 4 parts of water-loss reducer, 4 parts of light stabilizer, 2 parts of age resistor, film forming
1 part of 2 parts of agent and dispersant.
Wherein, the number-average molecular weight of the epoxy resin is 12000g/mol, the number-average molecular weight of the polyurethane resin
For 13000g/mol.
Wherein, the mosquito-repellent essential oil is refined jasmine oil.
Wherein, the preparation method of the oxidised maize starch is：Weigh cornstarch to add in the water of 3 times of parts by weight, rise
Temperature is to 60 degrees Celsius, and dispersed with stirring obtains starch emulsion, then adds the sodium hydroxide for accounting for cornstarch quality 0.4%, and stirring is anti-
Answer 25min, then add account for cornstarch quality 1.5% potassium permanganate carry out first time oxidation, stirring reaction 17min, then
Second of the oxidation of dilute sulfuric acid progress for accounting for cornstarch quality 5.5% is added, suction filtration, washing, dehydration are finally carried out to starch emulsion
It is dried to obtain oxidised maize starch.
Wherein, the Chinese herbal medicine fluid includes the raw material that following part is counted：1.5 parts of folium artemisiae argyi, 0.7 part of peppermint, 0.7 part of Sculellaria barbata,
In 0.3 part of 0.5 part of purple perilla, 0.3 part of the root of Dahurain angelica and cloves, the water that 2.5 times of parts by weight are put into after aforementioned base materials are mixed, decoct
1.5h, retains filtrate and obtains the Chinese herbal medicine fluid.
Wherein, the expanded vermiculite is forged for three temperature sections respectively at 350 degrees Celsius, 450 degrees Celsius, 550 degrees Celsius
Burn the composition into expanded vermiculite.
Wherein, the method for preparing modified bentonite is：Bentonite is put into boric acid aqueous solution, with 150r/min's
Rotating speed mixes 50min, filters, and it is 7 to retain filter residue and be washed to pH value, in 370 degrees Celsius of bars after then filter residue is dried
1.5h is calcined under part and obtains the modified alta-mud
Wherein, the defoamer is organic silicon defoamer, and the water-loss reducer is high viscosity methylhydroxypropylcellulose ether, described
Light stabilizer is the mixture of O-hydroxyl-diphenyl ketone class, benzotriazole, salicylic acid esters and triazines, and the age resistor is
Polynary Hinered phenols age resistor, the dispersant is polycarboxylic acids ammonium salt dispersant.
Wherein, the film forming agent includes the raw material that following part is counted：0.7 part of ethylparaben, 0.5 part of prodan, season penta
0.5 part of tetrol, 0.3 part of dibutyl tin laurate, 0.3 part of superfine silica gel powder, 0.2 part of trimethyl benzyl ammonia chloride and deionized water
It is 1.5 parts, foregoing each raw material is well mixed according to proportioning, obtain the film forming agent.
A kind of preparation method of anti-aging street lamp coating is provided in the present embodiment, comprised the following steps：
（1）, prepare modified rubber powder
VTES, hydroxy-ethyl acrylate, potassium peroxydisulfate and water are proportionally weighed, after being well mixed, 75
Heat and stir under degrees celsius, the heat time is 12min, mixing speed is 250r/min, rubber is added after stopping heating
Powder, soaks rubber powder, continues to stir 4h with 350r/min rotating speed, drying process obtains the modified rubber powder；
（2）, prepare modifying epoxy resin by organosilicon
Amido silicon oil and epoxy resin are mixed, are dissolved in acetone, 12min is stirred with 110r/min rotating speed, 105 are warming up to
Degree Celsius, 1.5h is reacted, after reaction terminates, vacuum distillation removes acetone, obtains mixed material, and diaminourea hexichol is added thereto
Methane blended, 15min is stirred with 250r/min rotating speed, dries, the modifying epoxy resin by organosilicon is obtained after cooling, standby
With；
（3）, prepare compounded mix
Expanded perlite, expanded vermiculite and modified alta-mud are weighed, is added after being well mixed in mosquito-repellent essential oil and Chinese herbal medicine fluid, with
250r/min rotating speed is uniformly dispersed, drying process, is put into comminutor granulation of spraying water, hybrid particles is obtained, by hybrid particles
It is put into seed-coating machine, one end sprinkling oxidised maize starch, other end sprinkling distilled water, finally drying process obtains described multiple again
Close filler；
（4）, emulsified wax is heated to 110 degrees Celsius, then add polyurethane resin, step（1）Obtained modified rubber powder,
Step（2）Obtained modifying epoxy resin by organosilicon and step（3）Obtained compounded mix, and in 350r/min stir speed (S.S.)
Lower stirring 40min, then sequentially adds surplus stock according to proportioning, stirs 45min after being sufficiently mixed under the conditions of 650r/min,
And keeping temperature is 55 degrees Celsius, the finished product obtained after natural cooling is the anti-aging street lamp coating.
The present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, its according to
The technical scheme described in foregoing embodiments can so be modified, or which part technical characteristic is equally replaced
Change.Within the spirit and principles of the invention, any modification, equivalent substitution and improvements made etc., should be included in the present invention
Protection domain within.
Claims (10)
1. a kind of anti-aging street lamp coating, it is characterised in that the raw material counted including following part：Modifying epoxy resin by organosilicon 55 ~
65 parts, 35 ~ 45 parts of emulsified wax, 30 ~ 35 parts of polyurethane resin, 25 ~ 30 parts of modified rubber powder, 20 ~ 25 parts of compounded mix, auxiliary agent
10 ~ 20 parts and 40 ~ 50 parts of water；
The modifying epoxy resin by organosilicon includes the raw material that following part is counted：25 ~ 35 parts of epoxy resin, 15 ~ 20 parts of amido silicon oil
With 10 ~ 15 parts of MDA；
The modified rubber powder includes the raw material that following part is counted：14 ~ 16 parts of rubber powder of waste tire, VTES
30 ~ 32 parts of 9 ~ 11 parts, 4 ~ 6 parts of hydroxy-ethyl acrylate, 4 ~ 6 parts of potassium peroxydisulfate and water；
The compounded mix includes the raw material that following part is counted：8 ~ 11 parts of expanded perlite, 8 ~ 11 parts of mosquito-repellent essential oil, oxidation corn form sediment
4 ~ 6 parts of 6 ~ 8 parts of powder, 4 ~ 6 parts of Chinese herbal medicine fluid, 4 ~ 6 parts of expanded vermiculite and modified alta-mud；
The auxiliary agent includes the raw material that following part is counted：6 ~ 8 parts of defoamer, 3 ~ 5 parts of water-loss reducer, 3 ~ 5 parts of light stabilizer, age resistor 1 ~
0.8 ~ 1.2 part of 3 parts, 1 ~ 3 part of film forming agent and dispersant.
2. anti-aging street lamp coating according to claim 1, it is characterised in that the number-average molecular weight of the epoxy resin is
10000 ~ 14000g/mol, the number-average molecular weight of the polyurethane resin is 12000 ~ 13000g/mol.
3. anti-aging street lamp coating according to claim 1, it is characterised in that the mosquito-repellent essential oil is oil of Cymbopogon winterianus, night
The one or more come in essential oil, refined jasmine oil, Peppermint essential oil, eucalyptus citriodora essential oil, Lavender and Geranium Essential.
4. anti-aging street lamp coating according to claim 1, it is characterised in that the preparation method of the oxidised maize starch
For：Weigh cornstarch to add in the water of 2 ~ 5 times of parts by weight, be warming up to 55 ~ 65 degrees Celsius, dispersed with stirring obtains starch emulsion,
Then the sodium hydroxide for accounting for cornstarch quality 0.3 ~ 0.5% is added, then 20 ~ 30min of stirring reaction adds and account for cornstarch
The potassium permanganate of quality 1 ~ 2% carries out first time oxidation, and then 15 ~ 20min of stirring reaction adds and account for cornstarch quality 5 ~ 6%
Dilute sulfuric acid carry out second and aoxidize, suction filtration is finally carried out to starch emulsion, washed, dehydrated and obtain oxidised maize starch.
5. anti-aging street lamp coating according to claim 1, it is characterised in that the Chinese herbal medicine fluid includes what following part was counted
Raw material：1 ~ 2 part of folium artemisiae argyi, 0.6 ~ 0.8 part of peppermint, 0.6 ~ 0.8 part of Sculellaria barbata, 0.4 ~ 0.6 part of purple perilla, 0.2 ~ 0.4 part of the root of Dahurain angelica and fourth
Fragrant 0.2 ~ 0.4 part, in the water that 2 ~ 3 times of parts by weight are put into after aforementioned base materials are mixed, decoct 1 ~ 2h, retain filtrate obtain it is described in
Herbal medicine liquid.
6. anti-aging street lamp coating according to claim 1, it is characterised in that the expanded vermiculite for respectively 300 ~
400 degrees Celsius, 400 ~ 500 degrees Celsius, 500 ~ 600 degrees Celsius of three temperature section calcinings form the composition of expanded vermiculite.
7. anti-aging street lamp coating according to claim 1, it is characterised in that the method for preparing modified bentonite
For：Bentonite is put into boric acid aqueous solution, 40 ~ 60min is mixed with 100 ~ 200r/min rotating speed, filtering retains filter
Slag is simultaneously washed to pH value for 7, and 1 ~ 2h is calcined under 350 ~ 400 degrees celsius after then filter residue is dried, and to obtain the modification swollen
Profit soil.
8. anti-aging street lamp coating according to claim 1, it is characterised in that the defoamer is mineral oil defoaming agent
Or organic silicon defoamer, the water-loss reducer is high viscosity methylhydroxypropylcellulose ether, and the light stabilizer is adjacent hydroxyl two
Benzophenone class, benzotriazole, the mixture of salicylic acid esters and triazines, the age resistor are that polynary Hinered phenols are anti-old
Agent, the dispersant is polycarboxylic acids ammonium salt dispersant.
9. anti-aging street lamp coating according to claim 1, it is characterised in that the film forming agent includes the original that following part is counted
Material：0.6 ~ 0.8 part of ethylparaben, 0.4 ~ 0.6 part of prodan, 0.4 ~ 0.6 part of pentaerythrite, dibutyl tin laurate
1 ~ 2 part of 0.2 ~ 0.4 part, 0.2 ~ 0.4 part of superfine silica gel powder, 0.1 ~ 0.3 part of trimethyl benzyl ammonia chloride and deionized water, will be foregoing each
Raw material is well mixed according to proportioning, obtains the film forming agent.
10. a kind of preparation method of anti-aging street lamp coating according to any one of claim 1 ~ 9, it is characterised in that bag
Include following steps：
（1）, prepare modified rubber powder
VTES, hydroxy-ethyl acrylate, potassium peroxydisulfate and water are proportionally weighed, after being well mixed, 70 ~
Heat and stir under 85 degrees celsius, the heat time is 10 ~ 15min, mixing speed is 200 ~ 300r/min, stops heating
After add rubber powder, soak rubber powder, continue to stir 3 ~ 5h with 300 ~ 400r/min rotating speed, drying process obtains described change
Property rubber powder；
（2）, prepare modifying epoxy resin by organosilicon
Amido silicon oil and epoxy resin are mixed, are dissolved in acetone, 10 ~ 15min is stirred with 100 ~ 120r/min rotating speed, is risen
Temperature reacts 1 ~ 2h to 100 ~ 110 degrees Celsius, and after reaction terminates, vacuum distillation removes acetone, obtains mixed material, adds thereto
Enter MDA mixing, 10 ~ 20min is stirred with 200 ~ 300r/min rotating speed, dry, obtain described organic after cooling
Silicon modified epoxy resin, it is standby；
（3）, prepare compounded mix
Expanded perlite, expanded vermiculite and modified alta-mud are weighed, is added after being well mixed in mosquito-repellent essential oil and Chinese herbal medicine fluid, with
200 ~ 300r/min rotating speed is uniformly dispersed, drying process, is put into comminutor granulation of spraying water, obtains hybrid particles, will mix
Particle is put into seed-coating machine, one end sprinkling oxidised maize starch, other end sprinkling distilled water, and finally drying process obtains institute again
State compounded mix；
（4）, emulsified wax is heated to 100 ~ 120 degrees Celsius, then add polyurethane resin, step（1）Obtained modification rubber
Rubber powder, step（2）Obtained modifying epoxy resin by organosilicon and step（3）Obtained compounded mix, and in 300 ~ 400r/min
Stir speed (S.S.) under stir 30 ~ 50min, then surplus stock is sequentially added according to proportioning, in 600 ~ 700r/ after being sufficiently mixed
30 ~ 60min is stirred under the conditions of min, and keeping temperature is 50 ~ 60 degrees Celsius, the finished product obtained after natural cooling is described anti-
Aging street lamp coating.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710672568.1A CN107245294A (en) | 2017-08-08 | 2017-08-08 | A kind of anti-aging street lamp coating and preparation method thereof |
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| CN201710672568.1A CN107245294A (en) | 2017-08-08 | 2017-08-08 | A kind of anti-aging street lamp coating and preparation method thereof |
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| CN107936766A (en) * | 2017-11-30 | 2018-04-20 | 明光市泰丰新材料有限公司 | A kind of interior wall coating for purifying air and preparation method thereof |
| CN108893029A (en) * | 2018-04-28 | 2018-11-27 | 杨芳 | A kind of mosquito-proof environment-friendly materials and preparation method thereof |
| CN114958099A (en) * | 2022-05-27 | 2022-08-30 | 临沂嘉莱乐装饰材料有限公司 | High-elasticity waterproof coating based on functional modified rubber and preparation method and application thereof |
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Application publication date: 20171013 |