CN104946077A - Natrium zeolite-modified epoxy resin type powder coating and preparation method thereof - Google Patents
Natrium zeolite-modified epoxy resin type powder coating and preparation method thereof Download PDFInfo
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- CN104946077A CN104946077A CN201510329427.0A CN201510329427A CN104946077A CN 104946077 A CN104946077 A CN 104946077A CN 201510329427 A CN201510329427 A CN 201510329427A CN 104946077 A CN104946077 A CN 104946077A
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Abstract
The invention discloses a natrium zeolite-modified epoxy resin type powder coating and a preparation method thereof, and relates to the technical field of production of powder coatings. The powder coating is prepared from the following raw materials in parts by mass: 90-100 parts of epoxy resin, 12-15 parts of zeolite powder, 20-25 parts of sodium chloride solution with the concentration of 10%, 10-13 parts of ceramic powder, 8-10 parts of kieselguhr, 4-6 parts of antimony oxide, 3-5 parts of superfine transparent iron oxide yellow, 3-5 parts of ethylene glycol bis trimellitic anhydride ester, 2-4 parts of polyether-modified organic siloxane, 2-3 parts of dibutyl phthalate, 1-2 parts of sodium metaborate, 30-35 parts of xylene and 35-40 parts of ethyl alcohol. The coating prepared from the preparation method is nontoxic and free of solvents and volatile and toxic substances, and meets environmental requirements; the raw material utilization ratio is high, and over-sprayed powder can be recycled; a compact coating layer is generated after spraying, and the coating layer is good in adhesive force and impact resistance, and excellent in weather resistance and corrosion resistance.
Description
Technical field:
The present invention relates to powder coating production technical field, be specifically related to a kind of sodium Zeolite modifying Epoxy-resin-type powder paint and preparation method thereof.
Background technology:
Powder coating is a kind of novel not containing solvent 100% solid powdery coating.There is solvent-free, pollution-free, recyclable, environmental protection, the saving energy and resource, reduce labor intensity and film physical strength high, be mainly divided into thermoplastic powder coating and the large class of thermosetting powder coating(s) two.Heat curable powder coating refers to using thermosetting resin as filmogen, and the solidifying agent having added crosslinking reaction can form insoluble not molten quality hard coat after heating.Temperature again this coating high also can not be softening as thermoplastic coating, and can only decompose.The resin adopted due to thermosetting powder coating(s) is the prepolymer that the polymerization degree is lower, molecular weight is lower, so the levelling property of coating is better, have ornamental preferably, and low-molecular-weight prepolymer is after solidification, can form the macromole of cross-linked network, thus coating has better preservative property and mechanical property.Therefore thermosetting powder coating(s) development is particularly rapid.Wherein, Epoxy-resin-type powder paint is excellent in metlbond power, non-corrosibility, hardness, snappiness and shock strength owing to having, and therefore becomes the kind first applied in thermosetting powder coating(s).
Due to the existence of aromatic oxide group in epoxy coating, to ultraviolet and allergy thereof, so that weathering resistance is not high, and in baking or solar radiation process, easily yellowing, efflorescence, affect glossiness, ornamental extreme difference.In addition, due to its special construction, general set time is longer, reaches 15-20 minute, although partial coating can solidify under the condition of 160 DEG C, 15 minutes, decorative effect is poor, the technical requirements do not reach protection, hiding.
Summary of the invention:
Technical problem to be solved by this invention is to provide sodium Zeolite modifying Epoxy-resin-type powder paint that a kind of raw material is easy to get, input cost is low and preparation method thereof.
Technical problem to be solved by this invention adopts following technical scheme to realize:
A kind of sodium Zeolite modifying Epoxy-resin-type powder paint, be made up of the raw material of following mass fraction:
Epoxy resin 90-100 part, zeolite powder 12-15 part, 10% sodium chloride solution 20-25 part, ceramics powder 10-13 part, diatomite 8-10 part, weisspiessglanz 4-6 part, ultra-fine transparent yellow iron oxide 3-5 part, ethylene glycol bis trimellitic anhydride ester 3-5 part, polyester resin change properties of organic silicon oxygen alkane 2-4 part, dibutyl phthalate 2-3 part, sodium metaborate 1-2 part, dimethylbenzene 30-35 part, ethanol 35-40 part.
The preparation method of described ultra-fine transparent yellow iron oxide first gets liquor ferri trichloridi and sodium hydroxide solution to react the obtained ironic hydroxide water-sol at 60-65 DEG C, then add sodium laurylsulfonate and carry out surface treatment, chloroform extraction is used after being cooled to room temperature, get subnatant in 150-155 DEG C of oven dry, finally grind and get final product.
A preparation method for sodium Zeolite modifying Epoxy-resin-type powder paint, comprises the following steps:
(1) first zeolite powder is scattered in 10% sodium chloride solution, is warming up to 50-60 DEG C of insulation reaction 2-3h, obtains sodium zeolite;
(2) first epoxy resin is dissolved in the mixed solvent of dimethylbenzene and ethanol, add obtained sodium zeolite again, mixture is supersound process 10-15min under ultrasonic frequency 22kHz, power 100-200W first, then microwave treatment 5-10min under microwave frequency 2450MHz, power 300-400W, obtains material I;
(3) ceramics powder, diatomite, weisspiessglanz and ultra-fine transparent yellow iron oxide are joined in ball mill, after ball milling 10-15min, add material I again, be milled to granularity and be less than 20 μm, then in 70-80 DEG C of oven dry, obtain material II;
(4) material II, ethylene glycol bis trimellitic anhydride ester, polyester resin change properties of organic silicon oxygen alkane, dibutyl phthalate and sodium metaborate are joined in high-speed mixer, be warming up to 90-100 DEG C, after insulation 20-30min, material is added in screw extrusion press and melt extrude, the material extruded is slit into sheet through cooling press truncation, be ground into through pulverizing mill the powder that particle diameter is 20-35 μm again, finally carry out metering packing.
The invention has the beneficial effects as follows:
(1) this coating is not containing toxicity, not containing solvent and the toxic material of volatilization, meets environmental requirement;
(2) raw material availability is high, and cross the powder recoverable of spray, utilization ratio reaches as high as 99%;
(3) disposable spray finishing, can obtain the film of adequate thickness without the need to primary coat, production efficiency is high;
(4) form the coating of one deck densification after spraying, sticking power, good impact resistance, and there is excellent weathering resistance, erosion resistance;
(5) adopt bag type package, storage, transportation safety are conveniently.
Embodiment:
The technique means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with specific embodiment, setting forth the present invention further.
Embodiment 1
A kind of sodium Zeolite modifying Epoxy-resin-type powder paint, be made up of the raw material of following mass fraction:
Epoxy resin 90 parts, zeolite powder 12 parts, 10% sodium chloride solution 20 parts, ceramics powder 10 parts, 8 parts, diatomite, weisspiessglanz 4 parts, ultra-fine transparent yellow iron oxide 3 parts, ethylene glycol bis trimellitic anhydride ester 3 parts, 2 parts, polyester resin change properties of organic silicon oxygen alkane, dibutyl phthalate 2 parts, sodium metaborate 1 part, dimethylbenzene 30 parts, ethanol 35 parts.
The preparation method of described ultra-fine transparent yellow iron oxide first gets liquor ferri trichloridi and sodium hydroxide solution to react the obtained ironic hydroxide water-sol at 60-65 DEG C, then add sodium laurylsulfonate and carry out surface treatment, chloroform extraction is used after being cooled to room temperature, get subnatant in 150-155 DEG C of oven dry, finally grind and get final product.
Carry out the preparation of sodium Zeolite modifying Epoxy-resin-type powder paint according to above-mentioned raw materials proportioning, comprise the following steps:
(1) first zeolite powder is scattered in 10% sodium chloride solution, is warming up to 50-60 DEG C of insulation reaction 2-3h, obtains sodium zeolite;
(2) first epoxy resin is dissolved in the mixed solvent of dimethylbenzene and ethanol, add obtained sodium zeolite again, mixture is supersound process 15min under ultrasonic frequency 22kHz, power 100W first, then microwave treatment 10min under microwave frequency 2450MHz, power 300W, obtains material I;
(3) ceramics powder, diatomite, weisspiessglanz and ultra-fine transparent yellow iron oxide are joined in ball mill, after ball milling 10min, add material I again, be milled to granularity and be less than 20 μm, then in 70-80 DEG C of oven dry, obtain material II;
(4) material II, ethylene glycol bis trimellitic anhydride ester, polyester resin change properties of organic silicon oxygen alkane, dibutyl phthalate and sodium metaborate are joined in high-speed mixer, be warming up to 90-100 DEG C, after insulation 30min, material is added in screw extrusion press and melt extrude, the material extruded is slit into sheet through cooling press truncation, be ground into through pulverizing mill the powder that particle diameter is 20-35 μm again, finally carry out metering packing.
Embodiment 2
A kind of sodium Zeolite modifying Epoxy-resin-type powder paint, be made up of the raw material of following mass fraction:
Epoxy resin 95 parts, zeolite powder 13 parts, 10% sodium chloride solution 22 parts, ceramics powder 11 parts, 9 parts, diatomite, weisspiessglanz 5 parts, ultra-fine transparent yellow iron oxide 4 parts, ethylene glycol bis trimellitic anhydride ester 4 parts, 3 parts, polyester resin change properties of organic silicon oxygen alkane, dibutyl phthalate 3 parts, sodium metaborate 1 part, dimethylbenzene 32 parts, ethanol 37 parts.
The preparation method of the present embodiment powder coating is with embodiment 1.
Embodiment 3
A kind of sodium Zeolite modifying Epoxy-resin-type powder paint, be made up of the raw material of following mass fraction:
Epoxy resin 100 parts, zeolite powder 15 parts, 10% sodium chloride solution 25 parts, ceramics powder 13 parts, 10 parts, diatomite, weisspiessglanz 6 parts, ultra-fine transparent yellow iron oxide 5 parts, ethylene glycol bis trimellitic anhydride ester 5 parts, 4 parts, polyester resin change properties of organic silicon oxygen alkane, dibutyl phthalate 3 parts, sodium metaborate 2 parts, dimethylbenzene 35 parts, ethanol 40 parts.
The preparation method of the present embodiment powder coating is with embodiment 1.
On cold-rolled steel sheet after the powder coating obtained by embodiment 1-3 adopts high-pressure electrostatic spray gun to be sprayed on the thick rust cleaning of 0.5mm, oil removing and phosphatization respectively, then at 160 DEG C, 15min is toasted, coat-thickness 60 μm, carry out a series of performance test to coating, result is as shown in table 1:
The performance test results of table 1 embodiment 1-3 coating
More than show and describe ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (3)
1. a sodium Zeolite modifying Epoxy-resin-type powder paint, is characterized in that, is made up of the raw material of following mass fraction:
Epoxy resin 90-100 part, zeolite powder 12-15 part, 10% sodium chloride solution 20-25 part, ceramics powder 10-13 part, diatomite 8-10 part, weisspiessglanz 4-6 part, ultra-fine transparent yellow iron oxide 3-5 part, ethylene glycol bis trimellitic anhydride ester 3-5 part, polyester resin change properties of organic silicon oxygen alkane 2-4 part, dibutyl phthalate 2-3 part, sodium metaborate 1-2 part, dimethylbenzene 30-35 part, ethanol 35-40 part.
2. sodium Zeolite modifying Epoxy-resin-type powder paint according to claim 1, it is characterized in that: the preparation method of described ultra-fine transparent yellow iron oxide first gets liquor ferri trichloridi and sodium hydroxide solution to react the obtained ironic hydroxide water-sol at 60-65 DEG C, then add sodium laurylsulfonate and carry out surface treatment, chloroform extraction is used after being cooled to room temperature, get subnatant in 150-155 DEG C of oven dry, finally grind and get final product.
3. a preparation method for sodium Zeolite modifying Epoxy-resin-type powder paint as claimed in claim 1, is characterized in that, comprise the following steps:
(1) first zeolite powder is scattered in 10% sodium chloride solution, is warming up to 50-60 DEG C of insulation reaction 2-3h, obtains sodium zeolite;
(2) first epoxy resin is dissolved in the mixed solvent of dimethylbenzene and ethanol, add obtained sodium zeolite again, mixture is supersound process 10-15min under ultrasonic frequency 22kHz, power 100-200W first, then microwave treatment 5-10min under microwave frequency 2450MHz, power 300-400W, obtains material I;
(3) ceramics powder, diatomite, weisspiessglanz and ultra-fine transparent yellow iron oxide are joined in ball mill, after ball milling 10-15min, add material I again, be milled to granularity and be less than 20 μm, then in 70-80 DEG C of oven dry, obtain material II;
(4) material II, ethylene glycol bis trimellitic anhydride ester, polyester resin change properties of organic silicon oxygen alkane, dibutyl phthalate and sodium metaborate are joined in high-speed mixer, be warming up to 90-100 DEG C, after insulation 20-30min, material is added in screw extrusion press and melt extrude, the material extruded is slit into sheet through cooling press truncation, be ground into through pulverizing mill the powder that particle diameter is 20-35 μm again, finally carry out metering packing.
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| CN201510329427.0A CN104946077A (en) | 2015-06-15 | 2015-06-15 | Natrium zeolite-modified epoxy resin type powder coating and preparation method thereof |
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| CN201510329427.0A CN104946077A (en) | 2015-06-15 | 2015-06-15 | Natrium zeolite-modified epoxy resin type powder coating and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115651491A (en) * | 2022-12-15 | 2023-01-31 | 南通欣然粉末涂料有限公司 | Corrosion-resistant powder coating and production process thereof |
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| CN1283518A (en) * | 1999-07-10 | 2001-02-14 | 兰州铁路水厂 | Process for activating zeolite |
| JP2004292765A (en) * | 2003-03-28 | 2004-10-21 | Sumitomo Bakelite Co Ltd | Flame resistant epoxy resin powder coating material for laser printing |
| CN1743395A (en) * | 2005-09-20 | 2006-03-08 | 江苏科技大学 | Anticorrosive wear-resistant flexible ceramic powder coating |
| CN1746238A (en) * | 2004-09-06 | 2006-03-15 | 上海盛伦化工有限公司 | Antibacterial epoxy-polyester powdery coating with fast curing under low-temperature and production thereof |
| CN104449200A (en) * | 2013-09-25 | 2015-03-25 | 苏州裕丰装饰门窗有限公司 | Heat-insulation heat-preservation powdered paint, preparation method and coating method of heat-insulation heat-preservation powdered paint, coating formed by using coating method and application of coating |
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- 2015-06-15 CN CN201510329427.0A patent/CN104946077A/en active Pending
Patent Citations (5)
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|---|---|---|---|---|
| CN1283518A (en) * | 1999-07-10 | 2001-02-14 | 兰州铁路水厂 | Process for activating zeolite |
| JP2004292765A (en) * | 2003-03-28 | 2004-10-21 | Sumitomo Bakelite Co Ltd | Flame resistant epoxy resin powder coating material for laser printing |
| CN1746238A (en) * | 2004-09-06 | 2006-03-15 | 上海盛伦化工有限公司 | Antibacterial epoxy-polyester powdery coating with fast curing under low-temperature and production thereof |
| CN1743395A (en) * | 2005-09-20 | 2006-03-08 | 江苏科技大学 | Anticorrosive wear-resistant flexible ceramic powder coating |
| CN104449200A (en) * | 2013-09-25 | 2015-03-25 | 苏州裕丰装饰门窗有限公司 | Heat-insulation heat-preservation powdered paint, preparation method and coating method of heat-insulation heat-preservation powdered paint, coating formed by using coating method and application of coating |
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| 朱洪法: "《精细化工常用原材料手册》", 31 December 2003, 金盾出版社 * |
| 黎碧娜等: "《日用化工最新配方与生产工艺》", 31 October 1998, 广东科技出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115651491A (en) * | 2022-12-15 | 2023-01-31 | 南通欣然粉末涂料有限公司 | Corrosion-resistant powder coating and production process thereof |
| CN115651491B (en) * | 2022-12-15 | 2023-11-14 | 北京久顺启航新材料有限公司 | Corrosion-resistant powder coating and production process thereof |
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Application publication date: 20150930 |