High temperature-resistant step-cured epoxy paint and application method thereof
A technology of high temperature resistant epoxy paint, applied in the direction of epoxy resin coating, coating, etc., can solve the problems of low curing degree, poor leveling, paint film strength, poor adhesion, etc., to improve interface adhesion performance , Improve high temperature resistance and excellent crack resistance
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Embodiment 1
[0025] 1) Preparation of component A:
[0026] The A component is an epoxy resin component, which is composed of the following raw materials in parts by weight: 20 parts of E-20 bisphenol A epoxy resin, 40 parts of E-51 bisphenol A epoxy resin, F-51 phenolic ring 10 parts of epoxy resin, 25 parts of carboxyl-terminated nitrile rubber modified tetraglycidylamine type epoxy resin, 80 parts of aluminum oxide, 10 parts of aluminum nitride, 30 parts of fumed silica, 2 parts of wetting and dispersing agent, Coupling agent KH-560 0.5 part. Each component is mixed evenly in a vacuum mixer, and packed for use;
[0027] The carboxyl-terminated nitrile rubber modified tetraglycidylamine type epoxy resin is made of 25 parts by weight of carboxyl-terminated nitrile rubber and 75 parts by weight of tetraglycidylamine-type polyfunctional epoxy resin, with triphenylphosphine as a catalyst , After reacting at 120°C for 1 hour, a block copolymer with chain mer units of epoxy groups at both en...
Embodiment 2
[0035] 1) Preparation of component A:
[0036] The A component is an epoxy resin component, which is composed of the following raw materials in parts by weight: 25 parts of E-20 bisphenol A epoxy resin, 30 parts of E-51 bisphenol A epoxy resin, F-51 phenolic ring 4 parts of epoxy resin, 25 parts of carboxyl-terminated nitrile rubber modified tetraglycidylamine epoxy resin, 85 parts of aluminum oxide, 10 parts of aluminum nitride, 25 parts of fumed silica, 2 parts of wetting and dispersing agent, Coupling agent KH-560 0.5 part. The components are mixed evenly in a vacuum mixer and packaged for use.
[0037] Described carboxyl-terminated nitrile rubber modified tetraglycidylamine type epoxy resin is by the tetraglycidylamine type polyfunctional epoxy resin of 28 weight parts carboxyl-terminated nitrile rubber and 72 weight parts, with triphenylphosphine as catalyst , After reacting at 130°C for 0.5 hours, a block copolymer with chain mer units of epoxy groups at both ends is f...
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, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com