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CN104277596A - 一种防腐蚀铝颜料及其制备方法 - Google Patents

一种防腐蚀铝颜料及其制备方法 Download PDF

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CN104277596A
CN104277596A CN201410509442.9A CN201410509442A CN104277596A CN 104277596 A CN104277596 A CN 104277596A CN 201410509442 A CN201410509442 A CN 201410509442A CN 104277596 A CN104277596 A CN 104277596A
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ethanol
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董前年
朱双单
朱芳兰
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HEFEI SUNRISE ALUMINIUM PIGMENTS Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D17/00Pigment pastes, e.g. for mixing in paints
    • C09D17/004Pigment pastes, e.g. for mixing in paints containing an inorganic pigment
    • C09D17/006Metal
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09CTREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/08Treatment with low-molecular-weight non-polymer organic compounds
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING 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
    • C09D5/00Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08Anti-corrosive paints
    • C09D5/10Anti-corrosive paints containing metal dust
    • C09D5/103Anti-corrosive paints containing metal dust containing Al

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Inorganic Chemistry (AREA)
  • Paints Or Removers (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)

Abstract

本发明公开了一种防腐蚀铝颜料,其特征是由下述重量份的原料组成:微米级的片状铝粉30-40,绢云母粉1-2,癸二酸二酰肼0.02-0.04,正硅酸乙酯6-8,硅烷偶联剂KH-5500.3-0.5,棕榈酸1-2,桐油0.5-1,龙脑油1-2,乙二醇乙醚醋酸酯0.5-1,乙酸乙酯3-6,蔗糖脂肪酸酯0.02-0.04,硅烷偶联剂A-1510.1-0.2,丁基羟基茴香醚0.01-0.02,复合助剂1-2。本发明的铝颜料具有良好的防腐蚀性,能有效延缓铝颜料的腐蚀,与树脂的相容性好,实用性强。

Description

一种防腐蚀铝颜料及其制备方法
技术领域
本发明涉及金属颜料领域,具体涉及一种防腐蚀铝颜料及其制备方法。
背景技术
金属颜料是具有片状形态的金属粒子,其作用在于以装饰或特殊工艺性能为目标或特征而赋予制品以一种金属色外观。金属颜料的用途可大致分为表面涂层(涂料、油墨、粉末涂料等)和塑料。在这些用途中,利用了金属颜料共有的特性:高金属光泽、高遮盖力和能形成平滑薄层涂膜。铝粉、铜金粉和锌粉是目前应用最广泛的金属颜料。在工业应用中,金属颜料必须具备较高的耐酸碱腐蚀的性能,才能满足人们的需要。
发明内容
本发明的目的是提供一种防腐蚀铝颜料。
本发明是通过以下技术方案实现的:
一种防腐蚀铝颜料,其由下述重量份的原料制成:
微米级的片状铝粉30-40,绢云母粉1-2,癸二酸二酰肼0.02-0.04,正硅酸乙酯6-8,硅烷偶联剂KH-550 0.3-0.5,棕榈酸1-2,桐油0.5-1,龙脑油1-2,乙二醇乙醚醋酸酯0.5-1,乙酸乙酯3-6,蔗糖脂肪酸酯0.02-0.04,硅烷偶联剂A-151 0.1-0.2,丁基羟基茴香醚0.01-0.02,复合助剂1-2;
复合助剂由下列重量份的原料制成:
纳米碳酸钙30-40,纳米二氧化硅5-10,钛酸酯偶联剂0.5-1,白矿油1-2,亚麻籽油1-2,太古油0.5-1,没食子酸丙酯0.5-1;
复合助剂的制备方法:
将纳米碳酸钙和纳米二氧化硅加入适量水,混合均匀后加入钛酸酯偶联剂,60-80℃充分搅拌0.5-1h,干燥后加入白矿油、亚麻籽油、没食子酸丙酯和太古油的混合液,110-130℃充分搅拌0.5-1h,即得。
一种防腐蚀铝颜料的制备方法,包括以下步骤:
(1)配制氨水、蒸馏水和乙醇的混合溶剂作为A组分,用乙醇稀释正硅酸乙酯作为B组分;将微米级的片状铝粉加入适量无水乙醇中,加入硅烷偶联剂A-151,氮气保护下搅拌0.5-1h后,以1-2滴/s的滴加速度同时分别滴加A组分和B组分,边滴加边搅拌,滴加完毕后40-45℃反应6-8h,抽滤后用无水乙醇洗涤,真空干燥,所述的A组分中氨水、蒸馏水和乙醇的重量比=1:2:5,所述的氨水浓度为25%,所述的B组分中乙醇和正硅酸乙酯的重量比=1:2;
(2)在反应容器中加入(1)中处理后的铝粉、绢云母粉和适量乙醇,搅拌混合均匀后加入硅烷偶联剂KH-550,60-80℃加热搅拌回流反应3-6h,用乙醇多次洗涤后干燥,再加入棕榈酸、桐油、丁基羟基茴香醚和适量甲苯,30-40℃搅拌反应1-2h,离心后多次洗涤,真空干燥;
(3)与其余原料混合后50-60℃搅拌1-2h,取出后真空干燥即得。
本发明的优点是:
1. 通过配方与工艺的改进,使铝颜料具有良好的防腐蚀性,能有效延缓铝颜料的腐蚀。
2. 通过铝粉的表面改性,提升了铝颜料的疏水性和在树脂中的分散性能,与树脂的相容性好,实用性强。
具体实施方式
本发明非限定实施例如下:
实施例1 
一种防腐蚀铝颜料,由下列重量(kg)的组分原料制备而成:
微米级的片状铝粉35,绢云母粉1.5,癸二酸二酰肼0.03,正硅酸乙酯7,硅烷偶联剂KH-550 0.4,棕榈酸1.5,桐油0.8,龙脑油1.5,乙二醇乙醚醋酸酯0.7,乙酸乙酯5,蔗糖脂肪酸酯0.03,硅烷偶联剂A-151 0.15,丁基羟基茴香醚0.015,复合助剂1.5;
其中,复合助剂由下列重量(kg)的原料制成:
纳米碳酸钙35,纳米二氧化硅8,钛酸酯偶联剂0.8,白矿油1.5,亚麻籽油1.5,太古油0.8,没食子酸丙酯0.8;
复合助剂的制备方法:
将纳米碳酸钙和纳米二氧化硅加入适量水,混合均匀后加入钛酸酯偶联剂, 80℃充分搅拌0.5h,干燥后加入白矿油、亚麻籽油、没食子酸丙酯和太古油的混合液,120℃充分搅拌0.5h,即得。
其制备方法包括以下步骤:
(1)配制氨水、蒸馏水和乙醇的混合溶剂作为A组分,用乙醇稀释正硅酸乙酯作为B组分;将微米级的片状铝粉加入适量无水乙醇中,加入硅烷偶联剂A-151,氮气保护下搅拌0.5h后,以1滴/s的滴加速度同时分别滴加A组分和B组分,边滴加边搅拌,滴加完毕后40℃反应8h,抽滤后用无水乙醇洗涤,真空干燥,所述的A组分中氨水、蒸馏水和乙醇的重量比=1:2:5,所述的氨水浓度为25%,所述的B组分中乙醇和正硅酸乙酯的重量比=1:2;
(2)在反应容器中加入(1)中处理后的铝粉、绢云母粉和适量乙醇,搅拌混合均匀后加入硅烷偶联剂KH-550,80℃加热搅拌回流反应3h,用乙醇多次洗涤后干燥,再加入棕榈酸、桐油、丁基羟基茴香醚和适量甲苯,40℃搅拌反应2h,离心后多次洗涤,真空干燥;
(3)与其余原料混合后60℃搅拌1h,取出后真空干燥即得。
经检验,本实施例的铝颜料涂层表面平整光滑,光泽度良好,耐腐蚀性能良好。将产品放入pH=11的NaOH溶液中处理,30d内无氢气产生。

Claims (2)

1.一种防腐蚀铝颜料,其特征在于其由下述重量份的原料制成:
微米级的片状铝粉30-40,绢云母粉1-2,癸二酸二酰肼0.02-0.04,正硅酸乙酯6-8,硅烷偶联剂KH-550 0.3-0.5,棕榈酸1-2,桐油0.5-1,龙脑油1-2,乙二醇乙醚醋酸酯0.5-1,乙酸乙酯3-6,蔗糖脂肪酸酯0.02-0.04,硅烷偶联剂A-151 0.1-0.2,丁基羟基茴香醚0.01-0.02,复合助剂1-2;
所述复合助剂由下列重量份的原料制成:
纳米碳酸钙30-40,纳米二氧化硅5-10,钛酸酯偶联剂0.5-1,白矿油1-2,亚麻籽油1-2,太古油0.5-1,没食子酸丙酯0.5-1;
所述复合助剂的制备方法是:
将纳米碳酸钙和纳米二氧化硅加入适量水,混合均匀后加入钛酸酯偶联剂,60-80℃充分搅拌0.5-1h,干燥后加入白矿油、亚麻籽油、没食子酸丙酯和太古油的混合液,110-130℃充分搅拌0.5-1h,即得。
2.根据权利要求1所述的防腐蚀铝颜料的制备方法,其特征在于,包括以下步骤:
(1)配制氨水、蒸馏水和乙醇的混合溶剂作为A组分,用乙醇稀释正硅酸乙酯作为B组分;将微米级的片状铝粉加入适量无水乙醇中,加入硅烷偶联剂A-151,氮气保护下搅拌0.5-1h后,以1-2滴/s的滴加速度同时分别滴加A组分和B组分,边滴加边搅拌,滴加完毕后40-45℃反应6-8h,抽滤后用无水乙醇洗涤,真空干燥,所述的A组分中氨水、蒸馏水和乙醇的重量比=1:2:5,所述的氨水浓度为25%,所述的B组分中乙醇和正硅酸乙酯的重量比=1:2;
(2)在反应容器中加入(1)中处理后的铝粉、绢云母粉和适量乙醇,搅拌混合均匀后加入硅烷偶联剂KH-550,60-80℃加热搅拌回流反应3-6h,用乙醇多次洗涤后干燥,再加入棕榈酸、桐油、丁基羟基茴香醚和适量甲苯,30-40℃搅拌反应1-2h,离心后多次洗涤,真空干燥;
(3)与其余原料混合后50-60℃搅拌1-2h,取出后真空干燥即得。
CN201410509442.9A 2014-09-29 2014-09-29 一种防腐蚀铝颜料及其制备方法 Pending CN104277596A (zh)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107892872A (zh) * 2017-12-29 2018-04-10 常盛杰 一种具有金属光感漆
CN110878178A (zh) * 2019-12-18 2020-03-13 河南兴安新型建筑材料有限公司 一种纳米SiO2薄膜包覆片状铝颜料及其制备方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1777653A (zh) * 2003-04-18 2006-05-24 默克专利股份有限公司 抗微生物颜料
US20080314284A1 (en) * 2004-12-24 2008-12-25 Bangyin Li Highly Anti-Corrosive Thin Platelet-Like Metal Pigments, Preparing Method of the Same, and Colored Interference Pigments Having Metallic Luster Based on the Same
CN101384674A (zh) * 2006-02-14 2009-03-11 东洋铝株式会社 着色金属颜料、其制备方法,以及含有所述着色金属颜料的涂料组合物和化妆品制品
CN101541891A (zh) * 2006-11-14 2009-09-23 旭化成化学株式会社 金属颜料组合物

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1777653A (zh) * 2003-04-18 2006-05-24 默克专利股份有限公司 抗微生物颜料
US20080314284A1 (en) * 2004-12-24 2008-12-25 Bangyin Li Highly Anti-Corrosive Thin Platelet-Like Metal Pigments, Preparing Method of the Same, and Colored Interference Pigments Having Metallic Luster Based on the Same
CN101384674A (zh) * 2006-02-14 2009-03-11 东洋铝株式会社 着色金属颜料、其制备方法,以及含有所述着色金属颜料的涂料组合物和化妆品制品
CN101541891A (zh) * 2006-11-14 2009-09-23 旭化成化学株式会社 金属颜料组合物

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107892872A (zh) * 2017-12-29 2018-04-10 常盛杰 一种具有金属光感漆
CN110878178A (zh) * 2019-12-18 2020-03-13 河南兴安新型建筑材料有限公司 一种纳米SiO2薄膜包覆片状铝颜料及其制备方法

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