Preparation method of polyacrylonitrile fiber
A polyacrylonitrile fiber and ionic liquid technology, applied in the direction of fiber chemical characteristics, rayon manufacturing, single-component synthetic polymer rayon, etc., can solve the problems of increased internal defects of fibers, complex process flow, and low production efficiency , to achieve the effects of low solvent residue, lower dissolution temperature, and lower energy consumption
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment 10
[0031] The main solvent (i.e. the benign solvent of polyacrylonitrile) is dimethylformamide, the secondary solvent is dichloromethane, and the ionic liquid is 1-ethyl-3-methylimidazolium tetrafluoroborate, according to the raw materials in the table Ratio, preparation method is identical with embodiment 1.
Embodiment 11
[0033] The main solvent (i.e. the benign solvent of polyacrylonitrile) is dimethylformamide, the secondary solvent is n-hexane, and the ionic liquid is 1-ethyl-3-methylimidazolium tetrafluoroborate, according to the raw material composition in Table 1 Ratio, preparation method is identical with embodiment 1.
Embodiment 12
[0035] Taking the main solvent (i.e. the benign solvent of polyacrylonitrile) as dimethyl sulfoxide, the secondary solvent as dichloromethane, and the ionic liquid as N-alkylpyridine chloroaluminate as an example, according to the ratio of raw materials in Table 1, prepare Method is identical with embodiment 1.
[0036] See Table 1 for the performance tests of the polyacrylonitrile fibers prepared in Examples and Comparative Examples.
PUM
Property | Measurement | Unit |
---|---|---|
boiling point | aaaaa | aaaaa |
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