CN104403486A - 反射性汽车粉末涂料 - Google Patents
反射性汽车粉末涂料 Download PDFInfo
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- 239000011248 coating agent Substances 0.000 title claims abstract description 34
- 238000000576 coating method Methods 0.000 title claims abstract description 34
- 239000000843 powder Substances 0.000 title claims abstract description 32
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 20
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 11
- 239000003822 epoxy resin Substances 0.000 claims abstract description 11
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 11
- XKMZOFXGLBYJLS-UHFFFAOYSA-L zinc;prop-2-enoate Chemical compound [Zn+2].[O-]C(=O)C=C.[O-]C(=O)C=C XKMZOFXGLBYJLS-UHFFFAOYSA-L 0.000 claims abstract description 11
- 239000006229 carbon black Substances 0.000 claims abstract description 7
- UPKIHOQVIBBESY-UHFFFAOYSA-N magnesium;carbanide Chemical compound [CH3-].[CH3-].[Mg+2] UPKIHOQVIBBESY-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 6
- 238000002310 reflectometry Methods 0.000 claims description 11
- 239000003365 glass fiber Substances 0.000 claims description 10
- PRPAGESBURMWTI-UHFFFAOYSA-N [C].[F] Chemical compound [C].[F] PRPAGESBURMWTI-UHFFFAOYSA-N 0.000 claims description 8
- 229920003987 resole Polymers 0.000 claims description 8
- -1 hydroxyalkyl amide Chemical class 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 6
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 abstract 1
- 239000000835 fiber Substances 0.000 abstract 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 abstract 1
- 239000005011 phenolic resin Substances 0.000 abstract 1
- 229920001568 phenolic resin Polymers 0.000 abstract 1
- 239000003381 stabilizer Substances 0.000 abstract 1
- 235000010215 titanium dioxide Nutrition 0.000 description 7
- 239000003973 paint Substances 0.000 description 6
- 235000019241 carbon black Nutrition 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 150000003961 organosilicon compounds Chemical class 0.000 description 3
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical class [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000010298 pulverizing process Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 125000001181 organosilyl group Chemical group [SiH3]* 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007592 spray painting technique Methods 0.000 description 1
Classifications
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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
- C09D161/00—Coating compositions based on condensation polymers of aldehydes or ketones; Coating compositions based on derivatives of such polymers
- C09D161/04—Condensation polymers of aldehydes or ketones with phenols only
- C09D161/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
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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
- C09D5/004—Reflecting paints; Signal paints
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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
- C09D5/03—Powdery paints
- C09D5/033—Powdery paints characterised by the additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
本发明公开了一种反射性汽车粉末涂料,按重量份数计,由32-40份的酚醛树脂、3-5份环氧树脂、15-25份丙烯酸锌树脂、1-3份碳化镁、15-20份氟碳、6-11份纳米空心玻璃纤维、10-15份钛白粉、3-6份炭黑、6-12份有机硅、2-3份固化剂、0.6-1份稳定剂和2-3份流平剂组成。本发明的涂料能使粉末涂料的效果更好,让粉末涂料的细度在较窄的范围内,提高粉末涂料的韧性和耐高温性能,提高粉末涂料漆膜的反射性能,从而提高了隔热性能。
Description
技术领域
本发明涉及汽车粉末涂料。
背景技术
目前,随着全球工业的飞速发展,造成的环境问题也日益突出。如何开展环境保护工作已成为亟待人们研究的重要课题。环境意识强烈的一些西方国家已经开发研究出具有低挥发性有机物的汽车涂料,并大量投入生产和运用。随着汽车行业的不断发展,为了美化汽车的涂膜外观,减轻其造成的环境污染,改进汽车喷涂技术显得尤为重要。
对于汽车粉末涂料来说,粉末涂料的细度在10至80微米之间能达到的效果是最好的,且其分布范围越窄,产生的效果越好。
在炎热的夏天,我们会发现只要将车停在太阳底下一小段时间,则车内就非常的热,这些热量主要通过车身传递,因此,研究一种隔热性能好的涂料已经成为必要。
发明内容
为了使粉末涂料的效果更好,让粉末涂料的细度在较窄的范围内,提高粉末涂料的韧性和耐高温性能,提高涂料漆膜的反射性能,本发明提供了一种反射性汽车粉末涂料。
为达到上述目的,反射性汽车粉末涂料,其特征在于:按重量份数计,由32-40份的酚醛树脂、3-5份环氧树脂、15-25份丙烯酸锌树脂、1-3份碳化镁、15-20份氟碳、6-11份纳米空心玻璃纤维、10-15份钛白粉、3-6份炭黑、6-12份有机硅、2-3份固化剂、0.6-1份稳定剂和2-3份流平剂组成。
进一步的,所述的固化剂为羟烷基酰胺。
进一步的,所述的稳定剂为硬脂酸锌。
进一步的,所述的流平剂选用道康宁公司的产品,型号为5T。
本发明的有益效果是:加入有机硅既能降低环氧树脂内应力,又能改善环氧树脂韧性、耐高温性等性能,从而使粉末涂料的韧性和耐高温性能好;同时,酚醛树脂和丙烯酸锌树脂有很好的交联作用,在有机硅的作用下,使得形成的粉末涂料细度均匀,而且细度较小,因此,喷涂到基材上后效果好。由于加入了碳化镁、纳米空心玻璃纤维和钛白粉,因此,红外反射率可达90%以上,隔热率可到98%。由于加入了氟碳、丙烯酸锌树脂和纳米空心玻璃纤维,使得漆膜的厚度小,耗漆量小,气孔少,耐候性和耐水性好。
具体实施方式
下面结合具体实施方式对本发明进行进一步详细说明。
反射性汽车粉末涂料,按重量份数计,由32-40份的酚醛树脂、3-5份环氧树脂、15-25份丙烯酸锌树脂、1-3份碳化镁、15-20份氟碳、6-11份纳米空心玻璃纤维、10-15份钛白粉、3-6份炭黑、6-12份有机硅、2-3份固化剂、0.6-1份稳定剂和2-3份流平剂组成。所述的固化剂为羟烷基酰胺。所述的稳定剂为硬脂酸锌。所述的流平剂选用道康宁公司的产品,型号为5T。
实施例1。
反射性汽车粉末涂料的制备方法,包括以下步骤,
(1)按重量份数计,将32份的酚醛树脂、3份环氧树脂、15份丙烯酸锌树脂、1份碳化镁、15份氟碳、6份纳米空心玻璃纤维、10份钛白粉、3份炭黑、6份有机硅、2份固化剂、0.6份稳定剂和2份流平剂混合均匀。
(3)采用双螺杆挤出机在前端采用75℃ -85℃对混料挤压,将挤出机在中段将温度提高到110℃ -120℃后挤压成型,通过粉碎后得到粉末涂料。
实施例2。
反射性汽车粉末涂料的制备方法,包括以下步骤,
(1)按重量份数计,将40份的酚醛树脂、5份环氧树脂、25份丙烯酸锌树脂、3份碳化镁、20份氟碳、11份纳米空心玻璃纤维、15份钛白粉、6份炭黑、12份有机硅、3份固化剂、1份稳定剂和3份流平剂混合均匀。
(3)采用双螺杆挤出机在前端采用75℃ -85℃对混料挤压,将挤出机在中段将温度提高到110℃ -120℃后挤压成型,通过粉碎后得到粉末涂料。
实施例3。
实反射性汽车粉末涂料的制备方法,包括以下步骤,
(1)按重量份数计,将36份的酚醛树脂、4份环氧树脂、20份丙烯酸锌树脂、2份碳化镁、17份氟碳、8份纳米空心玻璃纤维、12份钛白粉、5份炭黑、9份有机硅、2.5份固化剂、0.8份稳定剂和2.5份流平剂混合均匀。
(3)采用双螺杆挤出机在前端采用75℃ -85℃对混料挤压,将挤出机在中段将温度提高到110℃ -120℃后挤压成型,通过粉碎后得到粉末涂料。
本发明的粉末涂料,加入有机硅既能降低环氧树脂内应力,又能改善环氧树脂韧性、耐高温性等性能,从而使粉末涂料的韧性和耐高温性能好;同时,酚醛树脂和丙烯酸锌树脂有很好的交联作用,在有机硅的作用下,使得形成的粉末涂料细度均匀,而且细度较小,因此,喷涂到基材上后效果好。由于加入了碳化镁、纳米空心玻璃纤维和钛白粉,因此,红外反射率可达90%以上,隔热率可到98%。由于加入了氟碳、丙烯酸锌树脂和纳米空心玻璃纤维,使得漆膜的厚度小,耗漆量小,气孔少,耐候性和耐水性好。
Claims (4)
1.反射性汽车粉末涂料,其特征在于:按重量份数计,由32-40份的酚醛树脂、3-5份环氧树脂、15-25份丙烯酸锌树脂、1-3份碳化镁、15-20份氟碳、6-11份纳米空心玻璃纤维、10-15份钛白粉、3-6份炭黑、6-12份有机硅、2-3份固化剂、0.6-1份稳定剂和2-3份流平剂组成。
2.根据权利要求1所述的反射性汽车粉末涂料,其特征在于:所述的固化剂为羟烷基酰胺。
3.根据权利要求1所述的反射性汽车粉末涂料,其特征在于:所述的稳定剂为硬脂酸锌。
4.根据权利要求1所述的反射性汽车粉末涂料,其特征在于:所述的流平剂选用道康宁公司的产品,型号为5T。
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105778714A (zh) * | 2016-03-24 | 2016-07-20 | 安徽圣德建材科技有限公司 | 一种高耐候性环保防锈粉末涂料 |
| CN106010061A (zh) * | 2016-07-11 | 2016-10-12 | 潘明华 | 一种耐候抗污耐腐蚀粉末涂料及其制备工艺 |
| JP2021127368A (ja) * | 2020-02-12 | 2021-09-02 | 日本製鉄株式会社 | 金属板用塗料およびこれを用いた塗装金属板の製造方法 |
| CN117887323A (zh) * | 2024-03-14 | 2024-04-16 | 浙江星辉新材料科技有限公司 | 一种热反射涂料组合物、涂料和保温毡及其制备方法 |
-
2014
- 2014-12-07 CN CN201410733118.5A patent/CN104403486A/zh active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105778714A (zh) * | 2016-03-24 | 2016-07-20 | 安徽圣德建材科技有限公司 | 一种高耐候性环保防锈粉末涂料 |
| CN106010061A (zh) * | 2016-07-11 | 2016-10-12 | 潘明华 | 一种耐候抗污耐腐蚀粉末涂料及其制备工艺 |
| JP2021127368A (ja) * | 2020-02-12 | 2021-09-02 | 日本製鉄株式会社 | 金属板用塗料およびこれを用いた塗装金属板の製造方法 |
| EP4104939A4 (en) * | 2020-02-12 | 2023-08-02 | Nippon Steel Corporation | Metal plate coating material and coated metal plate production method using same |
| JP7524503B2 (ja) | 2020-02-12 | 2024-07-30 | 日鉄鋼板株式会社 | 金属板用塗料およびこれを用いた塗装金属板の製造方法 |
| US12415934B2 (en) | 2020-02-12 | 2025-09-16 | Nippon Steel Coated Sheet Corporation | Metal plate coating material and coated metal plate production method using same |
| CN117887323A (zh) * | 2024-03-14 | 2024-04-16 | 浙江星辉新材料科技有限公司 | 一种热反射涂料组合物、涂料和保温毡及其制备方法 |
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