Preparation method of water-soluble polyaniline, water-soluble polyaniline-containing water-based high-temperature conductive primer for glass fiber reinforced plastics and preparation method thereof
A polyaniline and water-soluble technology, which is applied in the field of water-based high-temperature conductive primer and preparation of FRP, can solve the problems of poor adhesion, poor dispersion, and low painting rate of FRP, and improve flexibility and stone chip resistance. High self-condensation tendency, good wettability effect
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Example Embodiment
[0071] Preparation Example 1-3
[0072] A water-soluble polyaniline is prepared by the following steps:
[0073] S01, o-nitrobenzoyl chloride is dissolved in the methylene chloride of equal quality, stir and control stirring speed as shown in table 2, then add the ethanolamine of o-nitrobenzoyl chloride quality 5% and o-nitrobenzyl successively Triethylamine with 10% acid chloride mass, the reaction time at room temperature is as shown in Table 2, the residue is obtained by distillation under reduced pressure, and the residue is subjected to column chromatography to obtain N-(2-hydroxyethyl)-2-nitrobenzene formamide;
[0074] S02, mixing tetrahydrofuran and deionized water A in a ratio of 1:1 by mass ratio, obtaining a tetrahydrofuran solution for subsequent use, mixing iron powder and vitriol oil in a ratio of 1:3 by mass ratio, obtaining the first reaction solution for subsequent use, by Concentrated hydrochloric acid and ammonium persulfate are mixed in a ratio of 1:2 by ...
Example Embodiment
[0080] Preparation Example 4-5
[0081] A color paste is prepared by the following steps:
[0082] S001, deionized water D is added in the moving tank, start the disperser to stir and control the speed as shown in table 3, and add water-based dispersant, defoamer A and thickener successively, and dispersion time is as shown in table 3;
[0083] S002, continue to add pigments and fillers in the moving tank, and the dispersion time is as shown in Table 3, to obtain color paste;
[0084] S003, transfer the color paste of the mobile tank to the grinding machine, grind the color paste, grind for 2-10 passes, and control the fineness of the color paste to be less than 25 microns.
[0085] Table 3 - Contents and process parameters of each component in Preparation Examples 4-6
[0086] project Preparation Example 4 Preparation Example 5 Deionized water D(g) 20 20 Aqueous dispersant (g) 2 2 Defoamer A (g) 0.5 0.5 Thickener (g) 0.2 0.2 Pig...
Example Embodiment
[0088] Examples 1-4
[0089] A water-based high-temperature conductive primer for glass fiber reinforced plastic containing water-soluble polyaniline is prepared by adopting the following steps:
[0090] S1. Add the color paste into the cleaned mobile tank, start the disperser to stir and control the speed as shown in Table 4, then slowly add water-based acrylic modified polyester, water-based acrylic emulsion, saturated polyester resin, amino resin, closed Isocyanate, adhesion promoter, cosolvent, water-soluble polyaniline, auxiliary agent and deionized water C, control the dispersion time as shown in Table 4, and mix uniformly to obtain the initial mixture;
[0091] S2. Use filter cloth to filter and fill the initial mixture, and the filter pore size of the filter cloth is 50 microns to 100 microns to obtain a water-based high-temperature conductive primer;
[0092] Wherein, the amino resin is formed by mixing methyl etherified amino resin and butyl etherified amino resin i...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap