CN103254759A - Zirconia-containing powder coating and preparation method thereof - Google Patents
Zirconia-containing powder coating and preparation method thereof Download PDFInfo
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- CN103254759A CN103254759A CN2013101200195A CN201310120019A CN103254759A CN 103254759 A CN103254759 A CN 103254759A CN 2013101200195 A CN2013101200195 A CN 2013101200195A CN 201310120019 A CN201310120019 A CN 201310120019A CN 103254759 A CN103254759 A CN 103254759A
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Abstract
The invention discloses a zirconia-containing powder coating and a preparation method thereof. The powder coating comprises the following raw materials by weight part: 45-55 of nylon 66, 38-42 of isotactic polypropylene resin, 50-55 of polybenzimidazole, 30-35 of zirconia, 10-12 of high abrasion resistant carbon black, 28-32 of nano-vermiculite powder, 5-7 of stannic oxide, 8-10 of graphite powder, 4-6 of a dispersing agent MF and 4.5-5.5 of a film forming agent. The powder coating provided in the invention adopts nylon 66 and isotactic polypropylene resin as main raw materials, and zirconia, graphite powder and the film forming agent are added to enhance the mixing property among the raw materials. Meanwhile, the surface leveling of the powder coating is improved. With high gloss retention, the powder coating has improved decorative property. And the prepared product has a high qualified rate.
Description
Technical field
The present invention relates to powder coating, be specifically related to a kind of zirconic powder coating and preparation method thereof that contains.
Background technology
Along with the sustained, stable growth of China's economy and improving constantly of living standards of the people, the powder coating business of hardware also constantly increases, especially industries such as instrument, traffic facilities, aluminium section bar, powder coating can provide good corrosionproof protection and decorate properties to metal, but owing to the antifouling property of the existing coating that is used for above-mentioned field is undesirable, often adhere to all kinds of dusts, dirt or even greasy dirt on the coating; Anti-stick subsides ability is also undesirable, and the coating that forms of existing powder coating phenomenon such as be prone to foaming under the effect of natural conditions, ftracture, peel off such as be exposed to the sun for a long time out of doors, drench with rain, and therefore, the mechanical property of coating is also undesirable.
Summary of the invention
The object of the present invention is to provide a kind of zirconic powder coating and preparation method thereof that contains.
The present invention adopts following technical scheme to achieve these goals:
Contain zirconic powder coating, the weight part of its constitutive material is: nylon 66 45-55, isotatic polypropylene resin 38-42, polybenzimidazole 50-55, zirconium white 30-35, high wear-resistant carbon black 10-12, nanometer vermiculite powder 28-32, tindioxide 5-7, Graphite Powder 99 8-10, dispersing agent MF 4-6 and membrane-forming agent 4.5-5.5.
Contain zirconic powder coating, the weight part of its constitutive material is: nylon 66 50, isotatic polypropylene resin 40, polybenzimidazole 52, zirconium white 32, high wear-resistant carbon black 11, nanometer vermiculite powder 30, tindioxide 6, Graphite Powder 99 9, dispersing agent MF 5 and membrane-forming agent 5.0.
Contain the preparation method of zirconic powder coating, may further comprise the steps:
(1) preparation of membrane-forming agent:
A: at first 18-22 part chloroprene rubber CR322,3.5-4.5 part aluminium nitride powder, 2.0-3.0 part ethylene glycol diglycidylether, 8-12 part E-12 Resins, epoxy are mixed in the adding reactor, reaction is 2-3 hour under 70-110 ℃ of temperature;
B: in the reactor of step (1), add 15-18 part MALEIC ANHYDRIDE, 1.3-1.5 part 2,6 ditertbutylparacresols, 1-2 part vinyltrimethoxy silane, 1.5-1.8 part linking agent TAIC, mix, reaction is 3-5 hour under 50-80 ℃ of temperature condition, namely;
(2) weight part by constitutive material takes by weighing each raw material, putting into mixing machine mixes, the compound that mixes is put into twin screw extruder to be extruded, after the sheet material cooling after extruding, put into crusher for crushing, grind to form 200-250 purpose powder, the packing warehouse-in, the powder curing condition is: solidification value 170-180 ℃, be incubated 15-20 minute.
Advantage of the present invention:
It is main raw material that the present invention has adopted nylon 66 and isotatic polypropylene resin, zirconium white, Graphite Powder 99 and membrane-forming agent have been added, strengthen the Combination between each raw material, improved the surperficial levelling of powder coating simultaneously, has high gloss retention, improved the ornamental of powder coating, the product qualified rate height for preparing.
Embodiment
Embodiment 1: contain zirconic powder coating, the weight part of its constitutive material (kg) is: nylon 66 50, isotatic polypropylene resin 40, polybenzimidazole 52, zirconium white 32, high wear-resistant carbon black 11, nanometer vermiculite powder 30, tindioxide 6, Graphite Powder 99 9, dispersing agent MF 5 and membrane-forming agent 5.0.
Contain the preparation method of zirconic powder coating, may further comprise the steps:
(1) preparation of membrane-forming agent:
A: at first 20 parts of (weight, down together) chloroprene rubber CR322,4.0 parts of aluminium nitride powders, 2.5 parts of ethylene glycol diglycidylethers, 10 parts of E-12 Resins, epoxy are mixed and add in the reactor, reaction is 2.5 hours under 90 ℃ of temperature;
B: add 17 parts of MALEIC ANHYDRIDE, 1.4 part of 2,6 ditertbutylparacresol, 1.5 parts of vinyltrimethoxy silanes, 1.6 parts of linking agent TAIC in the reactor of step (1), mix, reaction is 4 hours under 65 ℃ of temperature condition, namely;
(2) taking by weighing each raw material by the weight part of constitutive material prepares burden and puts into mixing machine and mix, the compound that mixes is put into twin screw extruder to be extruded, after the sheet material cooling after extruding, put into crusher for crushing, grind to form 220 purpose powder, the packing warehouse-in, the powder curing condition is: 175 ℃ of solidification values are incubated 18 minutes.
Adopt the electrostatic spraying constructional method to act on the steel tube surface of spray treatment this powder coating, abundant curing through 195 ℃, naturally cool to room temperature, after placing 24h, measure coating performance, its coating shock strength 〉=97cm, salt-fog resistant time 〉=2950h, artificial accelerated aging time 〉=3280h, resistance toheat 〉=580, exposure to weather(ing) 12 months is non-foaming, non-corrosive, do not ftracture, do not peel off.
Claims (3)
1. one kind contains zirconic powder coating, it is characterized in that the weight part of its constitutive material is: nylon 66 45-55, isotatic polypropylene resin 38-42, polybenzimidazole 50-55, zirconium white 30-35, high wear-resistant carbon black 10-12, nanometer vermiculite powder 28-32, tindioxide 5-7, Graphite Powder 99 8-10, dispersing agent MF 4-6 and membrane-forming agent 4.5-5.5.
2. according to claim 1ly contain zirconic powder coating, it is characterized in that the weight part of its constitutive material is: nylon 66 50, isotatic polypropylene resin 40, polybenzimidazole 52, zirconium white 32, high wear-resistant carbon black 11, nanometer vermiculite powder 30, tindioxide 6, Graphite Powder 99 9, dispersing agent MF 5 and membrane-forming agent 5.0.
3. preparation method who contains zirconic powder coating as claimed in claim 1 is characterized in that may further comprise the steps:
(1) preparation of membrane-forming agent:
A: at first 18-22 part chloroprene rubber CR322,3.5-4.5 part aluminium nitride powder, 2.0-3.0 part ethylene glycol diglycidylether, 8-12 part E-12 Resins, epoxy are mixed in the adding reactor, reaction is 2-3 hour under 70-110 ℃ of temperature;
B: in the reactor of step (1), add 15-18 part MALEIC ANHYDRIDE, 1.3-1.5 part 2,6 ditertbutylparacresols, 1-2 part vinyltrimethoxy silane, 1.5-1.8 part linking agent TAIC, mix, reaction is 3-5 hour under 50-80 ℃ of temperature condition, namely;
(2) weight part by constitutive material takes by weighing each raw material, putting into mixing machine mixes, the compound that mixes is put into twin screw extruder to be extruded, after the sheet material cooling after extruding, put into crusher for crushing, grind to form 200-250 purpose powder, the packing warehouse-in, the powder curing condition is: solidification value 170-180 ℃, be incubated 15-20 minute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310120019.5A CN103254759B (en) | 2013-04-09 | 2013-04-09 | A kind of containing zirconic powder coating and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310120019.5A CN103254759B (en) | 2013-04-09 | 2013-04-09 | A kind of containing zirconic powder coating and preparation method thereof |
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| CN103254759A true CN103254759A (en) | 2013-08-21 |
| CN103254759B CN103254759B (en) | 2015-11-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111675951A (en) * | 2020-06-18 | 2020-09-18 | 山西省水利水电科学研究院 | Anti-wear coating for flow passage component of hydraulic machine and preparation and coating methods thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101565587A (en) * | 2009-05-25 | 2009-10-28 | 杨彬 | High temperature resistant economical electrostatic powder coating for electric room heater and preparation method thereof |
| CN102241938A (en) * | 2011-06-13 | 2011-11-16 | 华南理工大学 | High-performance heat-insulation coating and preparation method thereof |
| CN102558986A (en) * | 2011-12-30 | 2012-07-11 | 清华大学 | Heavy water reactor fuel canning graphite emulsion paint and preparation method thereof |
-
2013
- 2013-04-09 CN CN201310120019.5A patent/CN103254759B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101565587A (en) * | 2009-05-25 | 2009-10-28 | 杨彬 | High temperature resistant economical electrostatic powder coating for electric room heater and preparation method thereof |
| CN102241938A (en) * | 2011-06-13 | 2011-11-16 | 华南理工大学 | High-performance heat-insulation coating and preparation method thereof |
| CN102558986A (en) * | 2011-12-30 | 2012-07-11 | 清华大学 | Heavy water reactor fuel canning graphite emulsion paint and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111675951A (en) * | 2020-06-18 | 2020-09-18 | 山西省水利水电科学研究院 | Anti-wear coating for flow passage component of hydraulic machine and preparation and coating methods thereof |
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| CN103254759B (en) | 2015-11-25 |
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Effective date of registration: 20170518 Address after: 528100, No. 57 (F1), (F2), (F3), B (), Sanshui science and Technology Industrial Zone, Sanshui Town, Leping Town, Sanshui District, Guangdong, China Patentee after: Foshan Shili Coating Technology Co Ltd Address before: Fan Yang Zhen 241200 Anhui city of Wuhu province Fanchang County Yingchun Road, Xiyuan area 17 Patentee before: Liu Qingfang |
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