TWI775318B - Composite coating system - Google Patents

Composite coating system Download PDF

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TWI775318B
TWI775318B TW110105621A TW110105621A TWI775318B TW I775318 B TWI775318 B TW I775318B TW 110105621 A TW110105621 A TW 110105621A TW 110105621 A TW110105621 A TW 110105621A TW I775318 B TWI775318 B TW I775318B
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primer
topcoat
composite coating
coating system
resin
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TW110105621A
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TW202233427A (en
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孫啓發
李柏齊
張文宇
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勝一化工股份有限公司
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Abstract

A composite coating system is provided, including primer coating and top coating. The primer coating is composed of a primer composition and includes a first resin. The top coating is composed of a top-coat composition and includes a second resin, and the top coating is disposed on the primer coating. The primer composition includes nano-carbon tubes, and the top-coat composition includes graphene.

Description

複合塗料系統Composite coating system

本發明是有關於一種複合塗料系統,且特別是有關於一種底漆-面漆複合塗料系統。The present invention relates to a composite coating system, and in particular to a primer-topcoat composite coating system.

在室外環境中,通常使用樹脂塗料對物件設備(例如欄杆、管道或門窗等建材)進行塗布,以發揮保護或裝飾的作用。然而,當樹脂塗料長期暴露於室外環境時,在日曬的作用下,基於UV光對樹脂的破壞,可能縮短使用壽命,同時也存在安全風險。另一方面,在海洋塗料、儲槽塗料以及實驗室反應器塗料方面,也需要樹脂塗料具備更佳的耐化性及耐腐蝕性,以應用於惡劣環境及高腐蝕環境。In outdoor environments, resin coatings are often used to coat objects and equipment (such as railings, pipes, or building materials such as doors and windows) for protection or decoration. However, when the resin coating is exposed to the outdoor environment for a long time, under the action of sunlight, based on the damage of UV light to the resin, the service life may be shortened, and there is also a safety risk. On the other hand, in marine coatings, storage tank coatings and laboratory reactor coatings, resin coatings with better chemical resistance and corrosion resistance are also required to be used in harsh environments and highly corrosive environments.

在現有的底漆-面漆複合塗料系統中,造成腐蝕的因素包括環境因素、工程因素或其他人為因素。環境因素例如是酸雨、海風(含鹽)、潮濕或強日照;工程因素例如是鐵件撞擊敲打、塗料附著力不佳、塗料阻水氣能力差、面漆耐候性差、底漆保護能力不足或表面處理不佳;其他人為因素例如是刮傷、撞擊或環境中存在其他具腐蝕性的化學物質。In existing primer-topcoat composite coating systems, the factors that cause corrosion include environmental factors, engineering factors or other human factors. Environmental factors such as acid rain, sea breeze (salt), humidity or strong sunlight; engineering factors such as iron parts knocking and beating, poor paint adhesion, poor water and vapor resistance of paint, poor weather resistance of topcoat, insufficient protection of primer or Poor finish; other human factors such as scratches, impacts, or other aggressive chemicals in the environment.

基於上述,如何提升複合塗料系統的耐化性、抗UV特性、附著力以及耐腐蝕效能,為本領域技術發展的重要課題。Based on the above, how to improve the chemical resistance, UV resistance, adhesion and corrosion resistance performance of the composite coating system is an important subject of technical development in the field.

本發明提供一種複合塗料系統,具有更佳的耐化性、抗UV特性(吸光值提升)、抗腐蝕力、對金屬基材的高附著力及還原力,適合作為室外塗料、海洋塗料、儲槽塗料以及實驗室反應器塗料。The present invention provides a composite coating system, which has better chemical resistance, anti-UV properties (increased light absorption value), corrosion resistance, high adhesion to metal substrates and reducing power, and is suitable for outdoor coatings, marine coatings, storage Tank coatings and laboratory reactor coatings.

本發明複合塗料系統,包括底漆以及面漆。底漆由底漆組成物構成,包括第一樹脂。面漆由面漆組成物構成,包括第二樹脂,面漆設置在底漆上。底漆組成物包括奈米碳管,面漆組成物包括石墨烯。The composite coating system of the present invention includes a primer and a topcoat. The primer consists of a primer composition including a first resin. The topcoat consists of a topcoat composition including a second resin, and the topcoat is disposed on the primer. The primer composition includes carbon nanotubes, and the topcoat composition includes graphene.

在本發明的一實施例中,第一樹脂包括環氧樹脂。In an embodiment of the present invention, the first resin includes epoxy resin.

在本發明的一實施例中,第二樹脂包括環氧矽樹脂。In one embodiment of the present invention, the second resin includes epoxy silicone resin.

在本發明的一實施例中,底漆組成物及面漆組成物分別包括50 ppm至500 ppm的奈米碳管。In an embodiment of the present invention, the primer composition and the topcoat composition respectively include 50 ppm to 500 ppm of carbon nanotubes.

在本發明的一實施例中,以底漆組成物的總重量計,第一樹脂的含量為8 wt%至15 wt%。In an embodiment of the present invention, based on the total weight of the primer composition, the content of the first resin is 8 wt % to 15 wt %.

在本發明的一實施例中,以面漆組成物的總重量計,第二樹脂的含量為20 wt%至35 wt%。In an embodiment of the present invention, based on the total weight of the topcoat composition, the content of the second resin is 20 wt % to 35 wt %.

在本發明的一實施例中,底漆及面漆的總塗層厚度為200 μm至320 μm。In one embodiment of the present invention, the total coating thickness of the primer and topcoat is 200 μm to 320 μm.

在本發明的一實施例中,底漆的厚度為100 μm至160 μm。In an embodiment of the present invention, the thickness of the primer is 100 μm to 160 μm.

在本發明的一實施例中,面漆的厚度為100 μm至160 μm。In an embodiment of the present invention, the thickness of the topcoat is 100 μm to 160 μm.

在本發明的一實施例中,底漆組成物包括石墨烯。In one embodiment of the present invention, the primer composition includes graphene.

在本發明的一實施例中,面漆組成物包括1500 ppm至5000 ppm的石墨烯。In one embodiment of the present invention, the topcoat composition includes 1500 ppm to 5000 ppm of graphene.

基於上述,本發明提供一種複合塗料系統,包括底漆以及面漆,面漆設置在底漆上。本發明的底漆具有良好附著力,在底漆上設置的面漆具有優良吸光能力及耐候能力,使樹脂不粉化或劣化,進而有效保護底漆。本發明的底漆包括奈米碳管,當提升奈米碳管重量比例時,本發明的複合塗料系統具有更強的耐衝擊能力。Based on the above, the present invention provides a composite coating system including a primer and a topcoat, and the topcoat is arranged on the primer. The primer of the present invention has good adhesion, and the topcoat provided on the primer has excellent light absorption ability and weather resistance, so that the resin is not pulverized or deteriorated, thereby effectively protecting the primer. The primer of the present invention includes carbon nanotubes, and when the weight ratio of carbon nanotubes is increased, the composite coating system of the present invention has stronger impact resistance.

為讓本發明的上述特徵和優點能更明顯易懂,下文特舉實施例作詳細說明如下。In order to make the above-mentioned features and advantages of the present invention more obvious and easy to understand, the following specific examples are given for detailed description as follows.

以下,將詳細描述本發明的實施例。然而,這些實施例為例示性,且本發明揭露不限於此。Hereinafter, embodiments of the present invention will be described in detail. However, these embodiments are exemplary, and the present disclosure is not limited thereto.

在本文中,由「一數值至另一數值」表示的範圍,是一種避免在說明書中一一列舉該範圍中的所有數值的概要性表示方式。因此,某一特定數值範圍的記載,涵蓋該數值範圍內的任意數值以及由該數值範圍內的任意數值界定出的較小數值範圍,如同在說明書中明文寫出該任意數值和該較小數值範圍一樣。As used herein, a range represented by "one value to another value" is a general representation that avoids listing all the values in the range in the specification. Therefore, the recitation of a specific numerical range includes any numerical value within the numerical range and a smaller numerical range defined by any numerical value within the numerical range, as if the arbitrary numerical value and the smaller numerical value were expressly written in the specification. same range.

本發明提供一種複合塗料系統,包括底漆以及面漆。底漆由底漆組成物構成,包括第一樹脂。面漆由面漆組成物構成,包括第二樹脂,面漆設置在底漆上。底漆組成物及面漆組成物分別包括奈米碳管。以下,將對上述各種組分進行詳細說明。 底漆 The invention provides a composite coating system, which includes a primer and a topcoat. The primer consists of a primer composition including a first resin. The topcoat consists of a topcoat composition including a second resin, and the topcoat is disposed on the primer. The primer composition and the topcoat composition respectively include carbon nanotubes. Hereinafter, the above-mentioned various components will be described in detail. Primer

本發明的底漆由底漆組成物構成,包括第一樹脂及奈米碳管,第一樹脂可包括環氧樹脂。以底漆組成物的總重量計,第一樹脂的含量例如是8 wt%至15 wt%。如此一來,可使底漆具備耐化性、機械強度、耐熱性、密著性及耐腐蝕性。底漆組成物可包括50 ppm至500 ppm的奈米碳管及0 ppm至5000 ppm的石墨烯。更詳細而言,底漆例如是油性底漆或水性底漆。The primer of the present invention is composed of a primer composition, including a first resin and carbon nanotubes, and the first resin may include epoxy resin. The content of the first resin is, for example, 8 wt % to 15 wt % based on the total weight of the primer composition. In this way, the primer can have chemical resistance, mechanical strength, heat resistance, adhesion and corrosion resistance. The primer composition may include 50 ppm to 500 ppm carbon nanotubes and 0 ppm to 5000 ppm graphene. In more detail, the primer is, for example, an oil-based primer or a water-based primer.

在本實施例中,以底漆組成物的總重量計,增稠劑的含量例如是0.5 wt%至2 wt%,增稠劑可包括膨潤土,以提高黏度、使底漆具備極佳的觸變性能、良好的儲存穩定性並改善流動性和流平性,更可有效改善立面施工中的流掛性與在多孔性基材上的滲透性,同時防止觸變體系發生分水現象。In this embodiment, based on the total weight of the primer composition, the content of the thickener is, for example, 0.5 wt% to 2 wt%, and the thickener may include bentonite, so as to increase the viscosity and make the primer have excellent touch. It has variable performance, good storage stability, and improves fluidity and leveling. It can also effectively improve sag in facade construction and permeability on porous substrates, while preventing water separation in thixotropic systems.

在本實施例中,以底漆組成物的總重量計,第一溶劑的含量例如是6 wt%至15 wt%,第一溶劑可包括二甲苯、甲苯、丙二醇甲醚醋酸酯、二乙二醇正丁醚、乙二醇丁醚醋酸酯、醋酸正丁酯、醋酸乙酯或醋酸異丁酯。以底漆組成物的總重量計,第二溶劑的含量例如是0.5 wt%至2 wt%,第二溶劑可包括異丁醇(IBA)、正丁醇或第三丁醇或丙酮。In this embodiment, based on the total weight of the primer composition, the content of the first solvent is, for example, 6 wt % to 15 wt %, and the first solvent may include xylene, toluene, propylene glycol methyl ether acetate, diethylene glycol Alcohol n-butyl ether, ethylene glycol butyl ether acetate, n-butyl acetate, ethyl acetate or isobutyl acetate. Based on the total weight of the primer composition, the content of the second solvent is, for example, 0.5 wt % to 2 wt %, and the second solvent may include isobutanol (IBA), n-butanol or tertiary butanol or acetone.

在本實施例中,以底漆組成物的總重量計,分散/潤濕劑的含量例如是0.5 wt%至3 wt%,分散/潤濕劑例如是含有鹼性顏料親和基團的嵌段共聚物,通過空間位阻解絮凝並穩定顏料,對不同顏料提供相同的電荷,因而使不同的顏料避免了可能的共絮凝。In this embodiment, based on the total weight of the primer composition, the content of the dispersing/wetting agent is, for example, 0.5 wt% to 3 wt%, and the dispersing/wetting agent is, for example, a block containing basic pigment affinity groups Copolymers, which deflocculate and stabilize pigments by steric hindrance, impart the same charge to different pigments, thus allowing different pigments to avoid possible co-flocculation.

在本實施例中,以底漆組成物的總重量計,流平劑的含量例如是0.5 wt%至2 wt%,流平劑例如是聚丙烯酸酯。以底漆組成物的總重量計,鋅粉的含量例如是50 wt%至90 wt%,可視石墨烯與奈米碳管的含量而減少至35 wt%至75 wt%。以底漆組成物的總重量計,防沉劑的含量例如是2 wt%至5 wt%,防沉劑例如是乙烯醋酸乙烯共聚物蠟的分散體,可改善效應顏料的定向,並減少罐內沉降。以底漆組成物的總重量計,交聯劑的含量例如是3 wt%至8 wt%,交聯劑例如是間苯二甲胺。 面漆 In this embodiment, based on the total weight of the primer composition, the content of the leveling agent is, for example, 0.5 wt % to 2 wt %, and the leveling agent is, for example, polyacrylate. Based on the total weight of the primer composition, the content of zinc powder is, for example, 50 wt% to 90 wt%, which can be reduced to 35 wt% to 75 wt% depending on the content of graphene and carbon nanotubes. Based on the total weight of the primer composition, the content of anti-settling agent is, for example, 2 wt% to 5 wt%. subsidence. The content of the cross-linking agent is, for example, 3 wt % to 8 wt %, based on the total weight of the primer composition, and the cross-linking agent is, for example, m-xylylenediamine. Top coat

本發明的面漆由面漆組成物構成,包括第二樹脂及石墨烯,第二樹脂可包括環氧矽樹脂。以面漆組成物的總重量計,第二樹脂的含量例如是20 wt%至35 wt%。第二樹脂例如是具有硬性披膜的樹脂,其披膜具有耐熱性、耐氣候性、電氣絕緣性及疏水性等多種特性。面漆組成物可包括1500 ppm至5000 ppm的石墨烯。更詳細而言,面漆例如是油性面漆。The topcoat of the present invention is composed of a topcoat composition, including a second resin and graphene, and the second resin may include epoxy silicone resin. The content of the second resin is, for example, 20 wt % to 35 wt % based on the total weight of the topcoat composition. The second resin is, for example, a resin with a hard coating, and the coating has various properties such as heat resistance, weather resistance, electrical insulation, and hydrophobicity. The topcoat composition may include 1500 ppm to 5000 ppm of graphene. More specifically, the topcoat is, for example, an oil-based topcoat.

在本實施例中,以面漆組成物的總重量計,第一溶劑的含量例如是10 wt%至15 wt%,第一溶劑可包括二甲苯、甲苯、丙二醇甲醚醋酸酯、二乙二醇正丁醚、乙二醇丁醚醋酸酯、醋酸正丁酯、醋酸乙酯或醋酸異丁酯。以底漆組成物的總重量計,第二溶劑的含量例如是0.5 wt%至2 wt%,第二溶劑可包括異丁醇(IBA)、正丁醇或第三丁醇或丙酮。第一溶劑可包括二甲苯、甲苯、丙二醇甲醚醋酸酯、二乙二醇正丁醚、乙二醇丁醚醋酸酯、正丁酯或異丁酯。以面漆組成物的總重量計,第二溶劑的含量例如是3 wt%至8 wt%,第二溶劑可包括異丁醇(IBA)、正丁醇或第三丁醇。以面漆組成物的總重量計,流平劑的含量例如是0.5 wt%至2 wt%,流平劑例如是聚丙烯酸酯。.In this embodiment, based on the total weight of the topcoat composition, the content of the first solvent is, for example, 10 wt % to 15 wt %, and the first solvent may include xylene, toluene, propylene glycol methyl ether acetate, diethylene glycol Alcohol n-butyl ether, ethylene glycol butyl ether acetate, n-butyl acetate, ethyl acetate or isobutyl acetate. Based on the total weight of the primer composition, the content of the second solvent is, for example, 0.5 wt % to 2 wt %, and the second solvent may include isobutanol (IBA), n-butanol or tertiary butanol or acetone. The first solvent may include xylene, toluene, propylene glycol methyl ether acetate, diethylene glycol n-butyl ether, ethylene glycol butyl ether acetate, n-butyl ester, or isobutyl ester. The content of the second solvent is, for example, 3 wt % to 8 wt % based on the total weight of the topcoat composition, and the second solvent may include isobutanol (IBA), n-butanol or tertiary butanol. The content of the leveling agent is, for example, 0.5 wt % to 2 wt %, based on the total weight of the topcoat composition, and the leveling agent is, for example, polyacrylate. .

在本實施例中,以面漆組成物的總重量計,鈦白粉(TiO 2)的含量例如是5 wt%至30 wt%,鈦白粉(TiO 2)例如是經氧化鋁和氧化鋯多層表面包覆處理的金紅石型鈦白粉,具備卓越的戶外耐候性和顏色保持力、高光澤、色彩還原力好且遮蓋力強,在烘烤後和長時間曝曬後光澤保持良好且易分散。 In this embodiment, the content of titanium dioxide (TiO 2 ) is, for example, 5 wt % to 30 wt % based on the total weight of the topcoat composition, and the titanium dioxide (TiO 2 ) is, for example, a multi-layer surface of aluminum oxide and zirconium oxide. The coated rutile titanium dioxide has excellent outdoor weather resistance and color retention, high gloss, good color reproduction and strong hiding power. After baking and long-term exposure, the gloss maintains well and is easy to disperse.

在本實施例中,以面漆組成物的總重量計,硫酸鋇的含量例如是8 wt%至12 wt%,硫酸鋇具備易分散、吸油量低、粒徑分佈狹窄及高光澤度等性質。以面漆組成物的總重量計,磷酸鋅的含量例如是2 wt%至5 wt%,磷酸鋅具有防鏽及保護性質。以面漆組成物的總重量計,功能性填料(矽麗粉)的含量例如是10 wt%至35 wt%,具有低沉降、快速混合及消光效果,且具備高抗擦刮性、彈性好、耐衝擊性也好。In this embodiment, based on the total weight of the topcoat composition, the content of barium sulfate is, for example, 8 wt% to 12 wt%, and barium sulfate has properties such as easy dispersion, low oil absorption, narrow particle size distribution, and high gloss. . The content of zinc phosphate is, for example, 2 wt % to 5 wt %, based on the total weight of the topcoat composition, and the zinc phosphate has anti-rust and protective properties. Based on the total weight of the topcoat composition, the content of functional filler (silica flakes) is, for example, 10 wt% to 35 wt%, which has low sedimentation, rapid mixing and matting effects, and has high scratch resistance and good elasticity. , Impact resistance is also good.

在本實施例中,以面漆組成物的總重量計,防沉劑的含量例如是4 wt%至10 wt%,防沉劑例如是乙烯醋酸乙烯共聚物蠟的分散體,可改善效應顏料的定向,並減少罐內沉降。以面漆組成物的總重量計,交聯劑的含量例如是5 wt%至10 wt%,交聯劑例如是氨丙基三乙氧基矽烷,雙功能矽烷可和無機材料結合,也可和有機聚合物結合。In this embodiment, based on the total weight of the topcoat composition, the content of the anti-settling agent is, for example, 4 wt% to 10 wt%, and the anti-settling agent is, for example, a dispersion of ethylene vinyl acetate copolymer wax, which can improve the effect pigment. orientation and reduce settling in the tank. Based on the total weight of the topcoat composition, the content of the crosslinking agent is, for example, 5 wt% to 10 wt%, and the crosslinking agent is, for example, aminopropyltriethoxysilane. combined with organic polymers.

在本發明的底漆及面漆複合塗料系統中,底漆及面漆的總塗層厚度例如是200 μm至320 μm,底漆的厚度例如是100 μm至160 μm,面漆的厚度例如是100 μm至160 μm。In the primer and topcoat composite coating system of the present invention, the total coating thickness of the primer and topcoat is, for example, 200 μm to 320 μm, the thickness of the primer is, for example, 100 μm to 160 μm, and the thickness of the topcoat is, for example, 200 μm to 320 μm. 100 μm to 160 μm.

本發明的底漆及面漆複合塗料系統具有良好的耐候能力,測試結果720小時QUV測試後△E為1以下。其中QUV測試方式為測試共12循環,每循環8小時,總測試時間為96小時,每循環分2階段,第一階段以UV-A,340nm,0.71W/m 2的紫外線燈照射4小時,第二階段以50℃環境靜置4小時,循環12次。 The primer and topcoat composite coating system of the present invention has good weather resistance, and the test result after 720 hours of QUV test △E is 1 or less. The QUV test method is a total of 12 test cycles, each cycle is 8 hours, the total test time is 96 hours, each cycle is divided into 2 stages, the first stage is irradiated with UV-A, 340nm, 0.71W/m The second stage was allowed to stand at 50°C for 4 hours and cycled 12 times.

附著性的評估方法採用百格附著性測試,測試方法是用百格刀在測試樣本(玻璃材料)表面劃10×10個(100個)1 mm×1 mm小網格,每一條劃線深及塗料的底層。之後,用毛刷將測試區域的碎片刷乾淨,再用3M 600號膠紙或等同效力的膠紙牢牢黏住被測試小網格,並用橡皮擦用力擦拭膠帶,以加大膠帶與被測區域的接觸面積及力度。接著,用手抓住膠帶一端,在垂直方向(90°)迅速扯下膠紙,同一位置進行2次相同試驗。本發明的底漆及面漆複合塗料系統之百格附著性測試結果為4B至5B,具有良好附著力。即使面漆出現剝落現象,但底漆仍附著狀況良好。The adhesion evaluation method adopts the 100 grid adhesion test. The test method is to use a 100 grid knife to draw 10 × 10 (100) small grids of 1 mm × 1 mm on the surface of the test sample (glass material), and each line is deep and the bottom layer of the paint. After that, use a brush to clean the debris in the test area, then use 3M No. 600 adhesive tape or an equivalent adhesive tape to firmly stick the small grid to be tested, and wipe the tape with an eraser to increase the size of the tape to be tested. The contact area and strength of the area. Then, grab one end of the tape with your hand, quickly pull off the tape in the vertical direction (90°), and perform the same test twice at the same position. The 100 grid adhesion test result of the primer and topcoat composite coating system of the present invention is 4B to 5B, and has good adhesion. Even with the topcoat peeling off, the primer adhered well.

以下,藉由實驗例來詳細說明上述實施例所提出的底漆及面漆複合塗料系統。然而,下述實驗例並非用以限制本發明。 實驗例 Hereinafter, the primer and topcoat composite coating systems proposed in the above embodiments will be described in detail by means of experimental examples. However, the following experimental examples are not intended to limit the present invention. Experimental example

為了證明將本發明的底漆及面漆複合塗料系統具有優良耐化性、抗衝擊性、抗腐蝕力、對金屬基材的附著力,以下特別作此實驗例。 鹽水防鏽測試 In order to prove that the primer and topcoat composite coating system of the present invention has excellent chemical resistance, impact resistance, corrosion resistance, and adhesion to metal substrates, the following experimental example is specially made. Salt water rust test

將本發明的底漆及面漆複合塗料系統以不同厚度進行塗佈,再進行鹽水噴霧測試以評估防鏽能力,實驗結果列於以下表1中。如下方表1所示,本發明的底漆及面漆複合塗料系統進行30天的鹽水噴霧加速測試的結果,均呈現不生鏽的實驗結果,因此,可得知本發明的底漆及面漆複合塗料系統具有良好的防鏽效果。 表1 塗層 實例1 實例2 實例3 實例4 底漆厚度(μm) 150 130 100 160 面漆厚度(μm) 150 130 100 160 總厚度(μm) 300 260 200 320 測試結果 不生鏽 不生鏽 不生鏽 不生鏽 The primer and topcoat composite coating system of the present invention is coated with different thicknesses, and then subjected to a salt spray test to evaluate the anti-rust ability. The experimental results are listed in Table 1 below. As shown in following table 1, primer of the present invention and topcoat composite coating system carry out the result of the salt spray accelerated test of 30 days, all present the experimental result that does not rust, therefore, it can be known that primer of the present invention and surface Lacquer composite coating system has good anti-rust effect. Table 1 coating Example 1 Example 2 Example 3 Example 4 Primer Thickness (μm) 150 130 100 160 Topcoat Thickness(μm) 150 130 100 160 Total thickness (μm) 300 260 200 320 Test Results Does not rust Does not rust Does not rust Does not rust

綜上所述,本發明提供一種複合塗料系統,包括底漆以及面漆,面漆設置在底漆上。在底漆上設置的面漆具有優良吸光能力及耐候能力,使樹脂不粉化或劣化,進而有效保護底漆。此外,經百格附著性測試結果,驗證了本發明的底漆及面漆複合塗料系統具有良好附著力,經鹽水防鏽測試結果,更驗證了本發明的底漆及面漆複合塗料系統具有優良的防鏽能力。To sum up, the present invention provides a composite coating system, which includes a primer and a topcoat, and the topcoat is arranged on the primer. The topcoat set on the primer has excellent light-absorbing ability and weather resistance, so that the resin will not be pulverized or deteriorated, thereby effectively protecting the primer. In addition, it is verified that the primer and topcoat composite coating system of the present invention has good adhesion through the 100 grid adhesion test results, and the primer and topcoat composite coating system of the present invention has Excellent anti-rust ability.

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Claims (10)

一種複合塗料系統,包括:底漆,由底漆組成物構成,包括第一樹脂及奈米碳管;以及面漆,由面漆組成物構成,包括第二樹脂及石墨烯,所述面漆設置在所述底漆上,其中所述面漆組成物包括1500ppm至5000ppm的所述石墨烯。 A composite coating system, comprising: a primer, consisting of a primer composition, including a first resin and carbon nanotubes; and a topcoat, consisting of a topcoat composition, including a second resin and graphene, the topcoat disposed on the primer, wherein the topcoat composition includes 1500 ppm to 5000 ppm of the graphene. 如請求項1所述的複合塗料系統,其中所述第一樹脂包括環氧樹脂。 The composite coating system of claim 1, wherein the first resin comprises an epoxy resin. 如請求項1所述的複合塗料系統,其中所述第二樹脂包括環氧矽樹脂。 The composite coating system of claim 1, wherein the second resin comprises epoxy silicone. 如請求項1所述的複合塗料系統,其中所述底漆組成物包括50ppm至500ppm的所述奈米碳管。 The composite coating system of claim 1, wherein the primer composition comprises 50 ppm to 500 ppm of the carbon nanotubes. 如請求項1所述的複合塗料系統,其中以所述底漆組成物的總重量計,所述第一樹脂的含量為8wt%至15wt%。 The composite coating system according to claim 1, wherein the content of the first resin is 8 wt % to 15 wt % based on the total weight of the primer composition. 如請求項1所述的複合塗料系統,其中以所述面漆組成物的總重量計,所述第二樹脂的含量為20wt%至35wt%。 The composite coating system of claim 1, wherein the content of the second resin is 20wt% to 35wt% based on the total weight of the topcoat composition. 如請求項1所述的複合塗料系統,其中所述底漆及所述面漆的總塗層厚度為200μm至320μm。 The composite coating system of claim 1, wherein the primer and the topcoat have a total coating thickness of 200 μm to 320 μm. 如請求項7所述的複合塗料系統,其中所述底漆的厚度為100μm至160μm。 The composite coating system of claim 7, wherein the primer has a thickness of 100 μm to 160 μm. 如請求項7所述的複合塗料系統,其中所述面漆的厚度為100μm至160μm。 The composite coating system of claim 7, wherein the topcoat has a thickness of 100 μm to 160 μm. 如請求項1所述的複合塗料系統,其中所述底漆組成物包括石墨烯。 The composite coating system of claim 1, wherein the primer composition comprises graphene.
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CN115820059A (en) * 2022-12-20 2023-03-21 苏州鸿钜金属制品有限公司 Acrylic resin fireproof insulating paint and coating method thereof

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CN109971313A (en) * 2019-04-16 2019-07-05 江苏碳谷二维世界科技有限公司 A kind of carbon nanomaterial modified epoxy zinc rich primer and preparation method thereof
CN111500148A (en) * 2020-04-10 2020-08-07 中国科学院山西煤炭化学研究所 Graphene-modified functional heavy-duty water-based paint for steel, and preparation method and application method thereof

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CN109971313A (en) * 2019-04-16 2019-07-05 江苏碳谷二维世界科技有限公司 A kind of carbon nanomaterial modified epoxy zinc rich primer and preparation method thereof
CN111500148A (en) * 2020-04-10 2020-08-07 中国科学院山西煤炭化学研究所 Graphene-modified functional heavy-duty water-based paint for steel, and preparation method and application method thereof

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* Cited by examiner, † Cited by third party
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CN115820059A (en) * 2022-12-20 2023-03-21 苏州鸿钜金属制品有限公司 Acrylic resin fireproof insulating paint and coating method thereof

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