A kind of biodegradable toughened composite material and preparation method thereof
A toughened composite material and biodegradation technology, applied in the field of biodegradable toughened composite materials and their preparation, can solve problems such as poor dispersion state and poor compatibility
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment 1
[0025] After the modified carbon nanotubes, polylactic acid and polyadipate / terephthalate were vacuum-dried at 80°C for 8 hours, the polylactic acid 79.68%, polyadipate / terephthalate 19.92% butylene formate, 0.4% bis-(tert-butylperoxyisopropyl) benzene, and 0% modified carbon nanotubes are mechanically mixed, then added to the twin-screw extruder, and the temperature in the first zone is controlled at 170~ 175°C, the temperature control of the second zone is 185~190°C, the temperature control of the third zone is 190~195°C, the temperature control of the fourth zone is 195~200°C, the screw speed is 30r / min, the cycle time is 7min, extrusion to injection Injection molding in the barrel, the mold temperature is 40°C, the injection barrel temperature is 205°C, the injection pressure is 0.6~0.7MPa, the holding pressure is 0.6~0.7MPa, and the mold closing time is 25~30s.
Embodiment 2
[0027] After the modified carbon nanotubes, polylactic acid and polyadipate / butylene terephthalate were vacuum-dried at 80°C for 8 hours, the polylactic acid 79.36%, polyadipate / terephthalate 19.84% butylene formate, 0.4% bis-(tert-butylperoxyisopropyl) benzene, and 0.4% modified carbon nanotubes are mechanically mixed, then added to the twin-screw extruder, and the temperature in the first zone is controlled at 170~ 175°C, the temperature control of the second zone is 185~190°C, the temperature control of the third zone is 190~195°C, the temperature control of the fourth zone is 195~200°C, the screw speed is 30r / min, the cycle time is 7min, extrusion to injection Injection molding in the barrel, the mold temperature is 40°C, the injection barrel temperature is 205°C, the injection pressure is 0.6~0.7MPa, the holding pressure is 0.6~0.7MPa, and the mold closing time is 25~30s.
Embodiment 3
[0029] After the modified carbon nanotubes, polylactic acid and polyadipate / butylene terephthalate were vacuum-dried at 80°C for 8 hours, the polylactic acid 79.04%, polyadipate / terephthalate 19.76% butylene formate, 0.4% bis-(tert-butylperoxyisopropyl)benzene, and 0.8% modified carbon nanotubes are mixed mechanically and then added to the twin-screw extruder. The temperature in the first zone is controlled at 170~ 175°C, the temperature control of the second zone is 185~190°C, the temperature control of the third zone is 190~195°C, the temperature control of the fourth zone is 195~200°C, the screw speed is 30r / min, the cycle time is 7min, extrusion to injection Injection molding in the barrel, the mold temperature is 40°C, the injection barrel temperature is 205°C, the injection pressure is 0.6~0.7MPa, the holding pressure is 0.6~0.7MPa, and the mold closing time is 25~30s.
PUM
Property | Measurement | Unit |
---|---|---|
density | aaaaa | aaaaa |
density | aaaaa | aaaaa |
density | 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