CN103289515A - Anti-aging powder coating - Google Patents
Anti-aging powder coating Download PDFInfo
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- CN103289515A CN103289515A CN2013102153168A CN201310215316A CN103289515A CN 103289515 A CN103289515 A CN 103289515A CN 2013102153168 A CN2013102153168 A CN 2013102153168A CN 201310215316 A CN201310215316 A CN 201310215316A CN 103289515 A CN103289515 A CN 103289515A
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- aging
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- 239000000843 powder Substances 0.000 title claims abstract description 46
- 239000011248 coating agent Substances 0.000 title claims abstract description 32
- 238000000576 coating method Methods 0.000 title claims abstract description 32
- 230000003712 anti-aging effect Effects 0.000 title abstract description 4
- 239000000945 filler Substances 0.000 claims abstract description 15
- 239000002994 raw material Substances 0.000 claims abstract description 12
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 10
- 230000032683 aging Effects 0.000 claims abstract description 10
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 7
- 239000004698 Polyethylene Substances 0.000 claims abstract description 4
- ZWLIYXJBOIDXLL-UHFFFAOYSA-N decanedihydrazide Chemical compound NNC(=O)CCCCCCCCC(=O)NN ZWLIYXJBOIDXLL-UHFFFAOYSA-N 0.000 claims abstract description 4
- -1 polyethylene Polymers 0.000 claims abstract description 4
- 229920000573 polyethylene Polymers 0.000 claims abstract description 4
- 239000010456 wollastonite Substances 0.000 claims abstract description 4
- 229910052882 wollastonite Inorganic materials 0.000 claims abstract description 4
- 238000003756 stirring Methods 0.000 claims description 17
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 12
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 12
- 235000019832 sodium triphosphate Nutrition 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 239000000725 suspension Substances 0.000 claims description 9
- 239000004593 Epoxy Substances 0.000 claims description 7
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 claims description 7
- 229920000058 polyacrylate Polymers 0.000 claims description 7
- WYTZZXDRDKSJID-UHFFFAOYSA-N (3-aminopropyl)triethoxysilane Chemical compound CCO[Si](OCC)(OCC)CCCN WYTZZXDRDKSJID-UHFFFAOYSA-N 0.000 claims description 6
- ZORQXIQZAOLNGE-UHFFFAOYSA-N 1,1-difluorocyclohexane Chemical compound FC1(F)CCCCC1 ZORQXIQZAOLNGE-UHFFFAOYSA-N 0.000 claims description 6
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 claims description 6
- 101710194948 Protein phosphatase PhpP Proteins 0.000 claims description 6
- IOJUPLGTWVMSFF-UHFFFAOYSA-N benzothiazole Chemical compound C1=CC=C2SC=NC2=C1 IOJUPLGTWVMSFF-UHFFFAOYSA-N 0.000 claims description 6
- 239000000292 calcium oxide Substances 0.000 claims description 6
- 235000012255 calcium oxide Nutrition 0.000 claims description 6
- KYQODXQIAJFKPH-UHFFFAOYSA-N diazanium;2-[2-[bis(carboxymethyl)amino]ethyl-(carboxylatomethyl)amino]acetate Chemical compound [NH4+].[NH4+].OC(=O)CN(CC([O-])=O)CCN(CC(O)=O)CC([O-])=O KYQODXQIAJFKPH-UHFFFAOYSA-N 0.000 claims description 6
- MGWAVDBGNNKXQV-UHFFFAOYSA-N diisobutyl phthalate Chemical compound CC(C)COC(=O)C1=CC=CC=C1C(=O)OCC(C)C MGWAVDBGNNKXQV-UHFFFAOYSA-N 0.000 claims description 6
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical class CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 claims description 6
- 229910001629 magnesium chloride Inorganic materials 0.000 claims description 6
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 6
- HWGNBUXHKFFFIH-UHFFFAOYSA-I pentasodium;[oxido(phosphonatooxy)phosphoryl] phosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O HWGNBUXHKFFFIH-UHFFFAOYSA-I 0.000 claims description 6
- 229920000191 poly(N-vinyl pyrrolidone) Polymers 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 239000000377 silicon dioxide Substances 0.000 claims description 6
- 239000011734 sodium Substances 0.000 claims description 6
- 229910052708 sodium Inorganic materials 0.000 claims description 6
- 229940035049 sorbitan monooleate Drugs 0.000 claims description 6
- 235000011069 sorbitan monooleate Nutrition 0.000 claims description 6
- 239000001593 sorbitan monooleate Substances 0.000 claims description 6
- UNXRWKVEANCORM-UHFFFAOYSA-I triphosphate(5-) Chemical compound [O-]P([O-])(=O)OP([O-])(=O)OP([O-])([O-])=O UNXRWKVEANCORM-UHFFFAOYSA-I 0.000 claims description 6
- 235000021355 Stearic acid Nutrition 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 5
- 239000000049 pigment Substances 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 5
- 239000008117 stearic acid Substances 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000005870 Ziram Substances 0.000 claims description 4
- 238000009835 boiling Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 4
- DUBNHZYBDBBJHD-UHFFFAOYSA-L ziram Chemical compound [Zn+2].CN(C)C([S-])=S.CN(C)C([S-])=S DUBNHZYBDBBJHD-UHFFFAOYSA-L 0.000 claims description 4
- 125000000022 2-aminoethyl group Chemical group [H]C([*])([H])C([H])([H])N([H])[H] 0.000 claims description 3
- 238000013019 agitation Methods 0.000 claims description 3
- 239000006229 carbon black Substances 0.000 claims description 3
- 238000003763 carbonization Methods 0.000 claims description 3
- LSXWFXONGKSEMY-UHFFFAOYSA-N di-tert-butyl peroxide Chemical compound CC(C)(C)OOC(C)(C)C LSXWFXONGKSEMY-UHFFFAOYSA-N 0.000 claims description 3
- 230000029087 digestion Effects 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Natural products C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 3
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 claims description 3
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 claims description 3
- JIVZKJJQOZQXQB-UHFFFAOYSA-N tolazoline Chemical compound C=1C=CC=CC=1CC1=NCCN1 JIVZKJJQOZQXQB-UHFFFAOYSA-N 0.000 claims description 3
- 239000000203 mixture Substances 0.000 abstract description 5
- 238000002156 mixing Methods 0.000 abstract description 4
- 239000003822 epoxy resin Substances 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 229920000647 polyepoxide Polymers 0.000 abstract description 3
- RJLPWPUTBYDFCZ-UHFFFAOYSA-N C[Zn]C.NC(S)=S Chemical compound C[Zn]C.NC(S)=S RJLPWPUTBYDFCZ-UHFFFAOYSA-N 0.000 abstract 2
- ISAOCJYIOMOJEB-UHFFFAOYSA-N benzoin Chemical compound C=1C=CC=CC=1C(O)C(=O)C1=CC=CC=C1 ISAOCJYIOMOJEB-UHFFFAOYSA-N 0.000 abstract 2
- 230000004048 modification Effects 0.000 abstract 2
- 238000012986 modification Methods 0.000 abstract 2
- BKCCAYLNRIRKDJ-UHFFFAOYSA-N 2-phenyl-4,5-dihydro-1h-imidazole Chemical compound N1CCN=C1C1=CC=CC=C1 BKCCAYLNRIRKDJ-UHFFFAOYSA-N 0.000 abstract 1
- WPZLATAVEKDWTG-UHFFFAOYSA-N N'-[3-[diethoxy(2,2,2-trimethoxyethoxy)silyl]propyl]ethane-1,2-diamine Chemical compound NCCNCCC[Si](OCC(OC)(OC)OC)(OCC)OCC WPZLATAVEKDWTG-UHFFFAOYSA-N 0.000 abstract 1
- 244000028419 Styrax benzoin Species 0.000 abstract 1
- 235000000126 Styrax benzoin Nutrition 0.000 abstract 1
- 235000008411 Sumatra benzointree Nutrition 0.000 abstract 1
- 238000005299 abrasion Methods 0.000 abstract 1
- 229960002130 benzoin Drugs 0.000 abstract 1
- 238000000227 grinding Methods 0.000 abstract 1
- 235000019382 gum benzoic Nutrition 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 229920001485 poly(butyl acrylate) polymer Polymers 0.000 abstract 1
- 238000005507 spraying Methods 0.000 abstract 1
- 239000011575 calcium Substances 0.000 description 6
- 238000007873 sieving Methods 0.000 description 4
- 150000002118 epoxides Chemical class 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000012752 auxiliary agent Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 238000013467 fragmentation Methods 0.000 description 2
- 238000006062 fragmentation reaction Methods 0.000 description 2
- 239000012768 molten material Substances 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical class [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Landscapes
- Paints Or Removers (AREA)
Abstract
The invention discloses an anti-aging powder coating which is characterized by consisting of the following raw materials in parts by weight: 93-103 parts of epoxy resin E14, 15-25 parts of sebacic dihydrazide, 30-35 parts of wollastonite powder, 10-16 parts of modification filler, 10-12 parts of polyethylene micro-powder wax, 1-2 parts of polybutyl acrylate, 2-3 parts of 2-phenylimidazoline, 1-3 parts of dimethyl zinc dithiocarbamate, 2-3 parts of benzoin, 1-2 parts of 2-thiolbenzothiazole, 3-4 parts of nano aluminum oxide, 2-3 parts of high color black and 0.7-1 part of N-(beta-aminoethyl)-gamma-aminopropyltrimethoxy (triethoxy) silane. The powder coating disclosed by the invention has the advantages of high hardness and strength, good resistance to abrasion, weather and aging, tough film, acid-base resistance and strong flexibility; the added modification filler improves the dispersity and fluidity of the mixture system and is easily dispersed in the powder coating and has good compatibility with epoxy resin; after the mixing, the melting time is short; moreover, the density of the powder coating is reduced, the powdering rate is improved, the spraying area is increased, and the production cost is lowered; and the added dimethyl zinc dithiocarbamate serves as an anti-aging agent and further improves the aging resistance of the powder coating disclosed by the invention.
Description
Technical field
The present invention relates generally to a kind of powder coating, relates in particular to a kind of ageing-resistant powder coating.
Background technology
Epoxy powder coating is with strong, the high temperature resistant and excellent electrical insulation capability of its bonding force, be widely used in household electrical appliances, the vehicles, fields such as hardware machinery, be one of of paramount importance coating type in the powder coating, epoxide powder coating generally is made up of Resins, epoxy, solidifying agent, pigment, filler and auxiliary agent.Resins, epoxy is the base-material in the powder coating, is important filmogen; Solidifying agent and Resins, epoxy reaction make its polymerization crosslinking, are indispensable components in the powder coating; Pigment, filler, auxiliary agent are the important component in the epoxide powder coating prescription, and their adding can effectively improve physics and the chemical property of epoxide powder coating.Wherein good filler plays skeleton function in powder coating, strengthen film performance, also can reduce the production cost of powder coating, can also improve the powder utilization of powder and spray area etc.
Summary of the invention
The object of the invention is exactly for a kind of hardness powder coating is provided.
The present invention is achieved by the following technical solutions:
A kind of ageing-resistant powder coating, it is made up of the raw material of following weight parts:
Resins, epoxy E14 93-103, sebacic dihydrazide 15-25, wollastonite powder 30-35, modified filler 10-16, polyethylene micropowder wax 10-12, butyl polyacrylate 1-2,2-benzylimidazoline 2-3, ziram 1-3, st-yrax 2-3,2-thiol benzothiazole 1-2, nano aluminium oxide 3-4, high-carbon black pigment 2-3, N-(β one aminoethyl)-γ-aminopropyl front three (second) TMOS 0.7-1;
Described modified filler is made up of the raw material of following weight parts:
Unslaked lime 90-100, stearic acid 30-50, magnesium chloride 3-5, b diammonium edta 2-3, tripoly phosphate sodium STPP 2-4,1, two (triethoxy is silica-based) ethane 1-2 of 2-, aminopropyl triethoxysilane 1-2, sorbitan monooleate 1-3, sodium polyacrylate 3-4, di-t-butyl peroxide 0.8-1, ethoxylated dodecyl alcohol 0.5-1, peregal o1-2, diisobutyl phthalate 1-2.
The preparation method of described modified filler may further comprise the steps:
(1) be 1 with unslaked lime and boiling water by mass ratio: the mixed of 8-10, digestion 4-5h, the resonance screen filter cleaner through 180 μ m further removes the gred through wet cyclone again, obtains Ca (OH)
2Suspension;
(2) with above-mentioned Ca (OH)
2Two parts of weight such as suspension is divided into, a copy of it adds b diammonium edta, magnesium chloride, the tripoly phosphate sodium STPP, 1 of above-mentioned weight part, two (triethoxy the is silica-based) ethane of 2-, the back that stirs moves in the carbonization reactor, feeds from CO
2The pure CO of steel cylinder
2With the air from air compressor machine, be mixed into and contain volume fraction 25-30%CO
2Gas react, stopped reaction when pH=6.5-7.0 adds above-mentioned sorbitan monooleate, stir a liquid;
(3) another part Ca (OH)
2Suspension adds the aminopropyl triethoxysilane of above-mentioned weight part, at 90-110 ℃ of following stirring heating 20-30 minute, gets b liquid;
(4) stearic acid with above-mentioned weight part is heated to 60-70 ℃, adds ethoxylated dodecyl alcohol, the peregal o of above-mentioned weight part, and the rising temperature is as for 80-85 ℃, constant temperature stirred 1-2 hour, under agitation condition, slowly add above-mentioned b liquid, add the back that finishes and continue to stir 1-2 hour, get the c material;
(5) a material, c expects to mix, add each raw material of residue, high speed 1500-2000 rev/min of centrifugal stirring 20-30 minute dried, and is ground into ultrafine powder, is described properties-correcting agent;
A kind of preparation method of ageing-resistant powder coating may further comprise the steps:
(1) above-mentioned each raw material mixing except butyl polyacrylate was placed the high-speed mixer mixing 8-10 minute;
(2) melt extrude 30-40 ℃ of feeding section temperature, 95-105 ℃ of melt zone temperature, 100-110 ℃ of discharging section temperature by screw extrusion press;
(3) molten materials is through the tabletting machine compressing tablet, and control thickness is sent into crushing and classification in the pulverizing mill at 1-3mm through fragmentation, isolates fine powder, foreign material etc. by cyclonic separator, and with powder sieving from going out product, the powder sieve is the 50-60 order;
(4) mix stirring with above-mentioned butyl polyacrylate, namely make finished product after sieving.
Advantage of the present invention is:
Powder coating hardness, intensity height that the present invention produces, wear resistance, weathering resistance and resistance to deterioration are good, film tough and tensile, resistance to acids and bases, snappiness is strong, the modified filler that adds has improved the dispersed and mobile of mixture systems, in powder coating, disperse easily, good with epoxy resin compatibility, mix back fusion time weak point, can also reduce the density of powder coating, improve powder utilization, increase spray area, reduce production costs, the ziram of adding has further improved the ageing resistance of powder coating of the present invention as anti-aging agent.
Embodiment
Embodiment 1
A kind of ageing-resistant powder coating, it is made up of the raw material of following weight parts (kilogram):
Resins, epoxy E14 103, sebacic dihydrazide 18, wollastonite powder 35, modified filler 16, polyethylene micropowder wax 12, butyl polyacrylate 2,2-benzylimidazoline 2, ziram 3, st-yrax 2,2-thiol benzothiazole 2, nano aluminium oxide 4, high-carbon black pigment 3, N-(β one aminoethyl)-γ-aminopropyl front three (second) TMOS 0.7;
Described modified filler is made up of the raw material of following weight parts:
Unslaked lime 100, stearic acid 50, magnesium chloride 5, b diammonium edta 3, tripoly phosphate sodium STPP 4,1, two (triethoxy the is silica-based) ethane 2 of 2-, aminopropyl triethoxysilane 2, sorbitan monooleate 3, sodium polyacrylate 4, di-t-butyl peroxide 0.8, ethoxylated dodecyl alcohol 0.5, peregal o2, diisobutyl phthalate 2;
The preparation method of described modified filler may further comprise the steps:
(1) be 1: 10 mixed with unslaked lime and boiling water by mass ratio, digestion 5h, the resonance screen filter cleaner through 180 μ m further removes the gred through wet cyclone again, obtains Ca (OH)
2Suspension;
(2) with above-mentioned Ca (OH)
2Two parts of weight such as suspension is divided into, a copy of it adds b diammonium edta, magnesium chloride, the tripoly phosphate sodium STPP, 1 of above-mentioned weight part, two (triethoxy the is silica-based) ethane of 2-, the back that stirs moves in the carbonization reactor, feeds from CO
2The pure CO of steel cylinder
2With the air from air compressor machine, be mixed into and contain volume fraction 30%CO
2Gas react, stopped reaction when pH=7.0 adds above-mentioned sorbitan monooleate, stir a liquid;
(3) another part Ca (OH)
2Suspension adds the aminopropyl triethoxysilane of above-mentioned weight part, 90-110 ℃ of following stirring heating 30 minutes, gets b liquid;
(4) stearic acid with above-mentioned weight part is heated to 70 ℃, adds ethoxylated dodecyl alcohol, the peregal o of above-mentioned weight part, and the rising temperature is as for 85 ℃, constant temperature stirred 2 hours, under agitation condition, slowly add above-mentioned b liquid, add the back that finishes and continue to stir 2 hours, get the c material;
(5) a material, c are expected to mix, add each raw material of residue, 2000 rev/mins of centrifugal stirrings of high speed 20-30 minute, oven dry is ground into ultrafine powder, is described properties-correcting agent.
A kind of preparation method of ageing-resistant powder coating may further comprise the steps:
(1) place high-speed mixer to mix 10 minutes above-mentioned each raw material mixing except butyl polyacrylate;
(2) melt extrude 40 ℃ of feeding section temperature, 105 ℃ of melt zone temperature, 110 ℃ of discharging section temperature by screw extrusion press;
(3) molten materials is through the tabletting machine compressing tablet, and control thickness is sent into crushing and classification in the pulverizing mill at 3mm through fragmentation, isolates fine powder, foreign material etc. by cyclonic separator, and with powder sieving from going out product, it is 60 orders that powder sieves;
(4) mix stirring with above-mentioned butyl polyacrylate, namely make finished product after sieving.
Performance test:
Appearance of film: smooth smooth, no shrinkage cavity;
1 grade of sticking power;
Anti-impact strength 〉=55Kgcm;
Pencil hardness test: 2H does not have scuffing;
Bendability: the bending of 4D diameter, finished no macroscopic crackle on the outside radius in 15 seconds;
Resist chemical (45d, 24 ℃, saturated calcium hydroxide): coating does not have foaming, softening, pore-free, viscosity no change;
Water tolerance: the steel plate that will spray powder coating of the present invention vertically places in the High pressure steam sterilizer, keep the area of steel plate 80% to soak in the distilled water that hangs over boiling, continue to place 80h under the pressure of maintenance 0.1MPa, taking out the back dries up surface water with blower, phenomenons such as coating do not have foaming, softening, variable color, get rusty, viscosity is no change also.
Claims (1)
1. ageing-resistant powder coating is characterized in that it is made up of the raw material of following weight parts:
Resins, epoxy E14 93-103, sebacic dihydrazide 15-25, wollastonite powder 30-35, modified filler 10-16, polyethylene micropowder wax 10-12, butyl polyacrylate 1-2,2-benzylimidazoline 2-3, ziram 1-3, st-yrax 2-3,2-thiol benzothiazole 1-2, nano aluminium oxide 3-4, high-carbon black pigment 2-3, N-(β one aminoethyl)-γ-aminopropyl front three (second) TMOS 0.7-1;
Described modified filler is made up of the raw material of following weight parts:
Unslaked lime 90-100, stearic acid 30-50, magnesium chloride 3-5, b diammonium edta 2-3, tripoly phosphate sodium STPP 2-4,1, two (triethoxy is silica-based) ethane 1-2 of 2-, aminopropyl triethoxysilane 1-2, sorbitan monooleate 1-3, sodium polyacrylate 3-4, di-t-butyl peroxide 0.8-1, ethoxylated dodecyl alcohol 0.5-1, peregal o1-2, diisobutyl phthalate 1-2;
The preparation method of described modified filler may further comprise the steps:
(1) be 1 with unslaked lime and boiling water by mass ratio: the mixed of 8-10, digestion 4-5h, the resonance screen filter cleaner through 180 μ m further removes the gred through wet cyclone again, obtains Ca (OH)
2Suspension;
(2) with above-mentioned Ca (OH)
2Two parts of weight such as suspension is divided into, a copy of it adds b diammonium edta, magnesium chloride, the tripoly phosphate sodium STPP, 1 of above-mentioned weight part, two (triethoxy the is silica-based) ethane of 2-, the back that stirs moves in the carbonization reactor, feeds from CO
2The pure CO of steel cylinder
2With the air from air compressor machine, be mixed into and contain volume fraction 25-30%CO
2Gas react, stopped reaction when pH=6.5-7.0 adds above-mentioned sorbitan monooleate, stir a liquid;
(3) another part Ca (OH)
2Suspension adds the aminopropyl triethoxysilane of above-mentioned weight part, at 90-110 ℃ of following stirring heating 20-30 minute, gets b liquid;
(4) stearic acid with above-mentioned weight part is heated to 60-70 ℃, adds ethoxylated dodecyl alcohol, the peregal o of above-mentioned weight part, and the rising temperature is as for 80-85 ℃, constant temperature stirred 1-2 hour, under agitation condition, slowly add above-mentioned b liquid, add the back that finishes and continue to stir 1-2 hour, get the c material;
(5) a material, c expects to mix, add each raw material of residue, high speed 1500-2000 rev/min of centrifugal stirring 20-30 minute dried, and is ground into ultrafine powder, is described properties-correcting agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310215316.8A CN103289515B (en) | 2013-05-31 | 2013-05-31 | A kind of ageing-resistant powder coating |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310215316.8A CN103289515B (en) | 2013-05-31 | 2013-05-31 | A kind of ageing-resistant powder coating |
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| CN103289515A true CN103289515A (en) | 2013-09-11 |
| CN103289515B CN103289515B (en) | 2016-04-20 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103965738A (en) * | 2014-05-16 | 2014-08-06 | 湖州百胜涂料有限公司 | Anti-ageing composite paint |
| CN103965739A (en) * | 2014-05-16 | 2014-08-06 | 湖州百胜涂料有限公司 | Ageing-resistant paint |
| CN112384580A (en) * | 2018-08-02 | 2021-02-19 | 关西涂料株式会社 | Aqueous coating composition |
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- 2013-05-31 CN CN201310215316.8A patent/CN103289515B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101508866A (en) * | 2009-03-25 | 2009-08-19 | 杜邦华佳化工有限公司 | Conductive powder paint |
| CN101519546A (en) * | 2009-03-25 | 2009-09-02 | 杜邦华佳化工有限公司 | Powder coating capable of being thin coated and preparation process thereof |
| CN101838495A (en) * | 2010-04-01 | 2010-09-22 | 中国科学院宁波材料技术与工程研究所 | Fluorine-silicon modified epoxy resin power paint |
| CN101899253A (en) * | 2010-07-09 | 2010-12-01 | 孟鋆辉 | Wear-resistant and high temperature-resistant powder coating for preventing corrosion of inside and outside of steel pipeline |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103965738A (en) * | 2014-05-16 | 2014-08-06 | 湖州百胜涂料有限公司 | Anti-ageing composite paint |
| CN103965739A (en) * | 2014-05-16 | 2014-08-06 | 湖州百胜涂料有限公司 | Ageing-resistant paint |
| CN103965739B (en) * | 2014-05-16 | 2016-08-24 | 湖州百胜涂料有限公司 | A kind of ageing-resistant coating |
| CN112384580A (en) * | 2018-08-02 | 2021-02-19 | 关西涂料株式会社 | Aqueous coating composition |
| CN112384580B (en) * | 2018-08-02 | 2021-12-14 | 关西涂料株式会社 | Aqueous coating composition |
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|---|---|
| CN103289515B (en) | 2016-04-20 |
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