CN112778870A - 超支化环氧底漆 - Google Patents

超支化环氧底漆 Download PDF

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CN112778870A
CN112778870A CN202011608543.3A CN202011608543A CN112778870A CN 112778870 A CN112778870 A CN 112778870A CN 202011608543 A CN202011608543 A CN 202011608543A CN 112778870 A CN112778870 A CN 112778870A
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hyperbranched epoxy
epoxy primer
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propylene glycol
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刘道海
葛占国
信兆刚
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Tianheng Paint Co ltd
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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
    • C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
    • 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
    • C09D5/08—Anti-corrosive paints
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
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    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
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    • C08K2003/2241—Titanium dioxide
    • 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
    • C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
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    • 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
    • C08K3/32—Phosphorus-containing compounds
    • C08K2003/321—Phosphates
    • C08K2003/327—Aluminium phosphate
    • 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
    • C08K3/32—Phosphorus-containing compounds
    • C08K2003/321—Phosphates
    • C08K2003/328—Phosphates of heavy metals
    • 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
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    • C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K

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  • Paints Or Removers (AREA)
  • Epoxy Resins (AREA)

Abstract

本发明公开了一种超支化环氧底漆，由A组分和B组分组成，所述A组分如下：钛白粉、超支化环氧树脂、炭黑、三聚磷酸铝、滑石粉粉、云母粉沉淀硫酸钡、溶剂油、丙二醇甲醚醋酸酯、正丁醇、聚酰胺蜡、有机膨润土、超支化环氧固化剂、丙二醇甲醚醋酸酯。本发明提供的超支化环氧底漆的综合检测结果表明，各项理化指标达到或高于标准，表面硬度达到6H，划格附着力为0。本发明提供的超支化环氧底漆具有良好的耐腐蚀性，经检测耐盐雾达4200小时漆膜未起泡、未生锈，附着力超过10MPa。

Description

超支化环氧底漆
技术领域
本发明属于环氧底漆领域，具体涉及一种超支化环氧底漆。
背景技术
超支化环氧树脂是一种具有低粘度、高环氧值、高活性、低voc的高分子量环氧树脂，可作为环氧树脂、环硫树脂等热固性树脂的稀释剂、增强增韧助剂；也可作为牙科修复材料、灌封涂料、电子封装涂料增强增韧助剂、消泡剂；也可作为合成其他功能高分子材料的中间体，应用于航空航天等高端领域的涂料、热固性塑料、胶黏剂等。
双组份环氧涂料又叫环氧高强涂料。主要以改性环氧树脂作为主要成膜物，利用活性稀释增韧剂实现无溶剂化。赋予涂层良好的粘接力，优异的化学稳定性和机械性能。
发明内容
本发明的目的在于克服现有技术的不足之处，提供一种超支化环氧底漆。
为达到上述目的，本发明按照以下步骤实现：
一种超支化环氧底漆，由A组分和B组分组成，所述A组分如下：重量份数
Figure BDA0002870692820000011
Figure BDA0002870692820000021
所述B组分如下：重量份数
超支化环氧固化剂 50-60份
丙二醇甲醚醋酸酯 50-60份
而且，A组分如下
Figure BDA0002870692820000022
而且，超支化环氧固化剂为超支化聚磷酸酯HHPP。
与现有技术相比，本发明的有益效果在于：
本发明提供的双组份环氧类有机防腐涂料的积极效果是：
1、本发明提供的超支化环氧底漆的综合检测结果表明，各项理化指标达到或高于标准，表面硬度达到6H，划格附着力为0。
2、本发明提供的超支化环氧底漆具有良好的耐腐蚀性，经检测耐盐雾达4200小时漆膜未起泡、未生锈，附着力超过10MPa。
3、本发明提供的超支化环氧底漆，节省能源，保护环境。具有强度大，固体含量高、防蚀性能好、施工工序简单、无环境污染等众多优点。
具体实施方
以下实施案列旨在进一步阐述本发明，而非限制本发明的应用范围。本领域内在阅读本发明后所做出的任何形式的改变都应视为与本发明等价。
实施例1
一种超支化环氧底漆，成分及制备方法如下为：
Figure BDA0002870692820000031
B组分 重量份数
超支化环氧固化剂(100％) 50份(超支化聚磷酸酯(HHPP))
PMA丙二醇甲醚醋酸酯 50份。
本发明所述的超支化环氧底漆的制备方法，步骤如下：
如上述双组份环氧类有机防腐涂料的制备方法，具体步骤如下：
1、A组份的制备：将环氧有机硅树脂、助剂和稀释剂投入分散机中进行搅拌，搅拌时间为20-30min，搅拌速度为90-100r/min，然后加入环氧树脂、颜料和填料，搅拌15-25min，搅拌速度为110-120r/min，将搅拌后的混合物转移至砂磨机中进行研磨，研磨至细度≤60μm，将研磨后的混合物转移至分散机中，再加入玻璃鳞片并搅拌20-40min，最后加入稀释剂至所得甲组份的黏度为用涂-4杯粘度计测量为50-60s。
2、B组份的制备：将乙组份的各原料加入搅拌罐中，搅拌均匀，然后将搅拌均匀的混合物用滤网过滤，即可得到乙组份。
3、双组份超支化环氧底漆的制备：将组分I、组分II按10:1-10:5的重量比充分混合，即得双组份超支化环氧底漆。
实施例2
一种超支化环氧底漆，成分及制备方法如下为：
Figure BDA0002870692820000041
B组分 重量份数
超支化环氧固化剂(100％) 55份(超支化聚磷酸酯(HHPP))
PMA丙二醇甲醚醋酸酯 55份。
本发明所述的超支化环氧底漆的制备方法，步骤如下：
如上述双组份环氧类有机防腐涂料的制备方法，具体步骤如下：
1、A组份的制备：将环氧有机硅树脂、助剂和稀释剂投入分散机中进行搅拌，搅拌时间为20-30min，搅拌速度为90-100r/min，然后加入环氧树脂、颜料和填料，搅拌15-25min，搅拌速度为110-120r/min，将搅拌后的混合物转移至砂磨机中进行研磨，研磨至细度≤60μm，将研磨后的混合物转移至分散机中，再加入玻璃鳞片并搅拌20-40min，最后加入稀释剂至所得甲组份的黏度为用涂-4杯粘度计测量为50-60s。
2、B组份的制备：将乙组份的各原料加入搅拌罐中，搅拌均匀，然后将搅拌均匀的混合物用滤网过滤，即可得到乙组份。
3、双组份超支化环氧底漆的制备：将组分I、组分II按10:1-10:5的重量比充分混合，即得双组份超支化环氧底漆。
本发明两个实施例记载的技术方案检测数据如下：
项目 结果
涂抹颜色和外观 均一、无颗粒、针孔气泡
表干时间 4-5min
实干时间/h 2
铅笔硬度 6H
划格附着力/级 0
耐冲击性(kg.cm) 100
柔韧性(圆柱轴弯曲度) 1
耐汽油性(10h) 通过
耐水性 通过
耐盐雾性(1000h) 通过4200小时
耐温度 60℃不起泡、不开裂、不色变
阻燃性 V0

Claims (3)

1.一种超支化环氧底漆，由A组分和B组分组成，其特征在于：
所述A组分如下：重量份数
Figure FDA0002870692810000011
所述B组分如下：重量份数
超支化环氧固化剂 50-60份
丙二醇甲醚醋酸酯 50-60份。
2.根据权利要求1所述的超支化环氧底漆，其特征在于：组分如下
A组分
Figure FDA0002870692810000012
Figure FDA0002870692810000021
3.根据权利要求1所述的超支化环氧底漆，其特征在于：
超支化环氧固化剂为超支化聚磷酸酯HHPP。
CN202011608543.3A 2020-12-30 2020-12-30 超支化环氧底漆 Pending CN112778870A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114940852A (zh) * 2022-06-13 2022-08-26 江苏卓奇新材料科技有限公司 一种无溶剂环氧涂料及其制备方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104628995A (zh) * 2015-01-13 2015-05-20 廊坊立邦涂料有限公司 一种超支化环氧树脂及其制备方法和其在涂料中的应用
CN107459911A (zh) * 2017-09-07 2017-12-12 立邦工业涂料(上海)有限公司 一种双组分水性环氧防锈底漆及其制备方法
CN108410319A (zh) * 2018-03-23 2018-08-17 兰州石化职业技术学院 珍珠岩-氰尿酸三聚氰胺固化制备超支化环氧底漆的方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104628995A (zh) * 2015-01-13 2015-05-20 廊坊立邦涂料有限公司 一种超支化环氧树脂及其制备方法和其在涂料中的应用
CN107459911A (zh) * 2017-09-07 2017-12-12 立邦工业涂料(上海)有限公司 一种双组分水性环氧防锈底漆及其制备方法
CN108410319A (zh) * 2018-03-23 2018-08-17 兰州石化职业技术学院 珍珠岩-氰尿酸三聚氰胺固化制备超支化环氧底漆的方法

Non-Patent Citations (1)

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Title
邓静: "超支化聚磷酸酯环氧树脂固化剂的合成及其阻燃机理研究", 《中国科学技术大学硕士学位论文》 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114940852A (zh) * 2022-06-13 2022-08-26 江苏卓奇新材料科技有限公司 一种无溶剂环氧涂料及其制备方法

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