Polyolefine core tube and method for preparing same
A polyolefin, core tube technology, applied in the direction of pipes, rigid pipes, mechanical equipment, etc., can solve the problems of decreased rigidity and strength, complex production process, low production efficiency, etc., to improve processability and mechanical properties, and broad market prospects , the effect of high production efficiency
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Example Embodiment
[0023] Example 1:
[0024] Ingredients formula
[0025] The MFI of high molecular weight isotactic polypropylene (230℃, 2.16kg) is 0.1, and the isotacticity is 96%. The MFI of low molecular weight isotactic polypropylene is 3.5 and the isotacticity is 96%. The weight of high and low molecular weight polypropylene The ratio is 10:90; 8phr maleic anhydride grafted polypropylene, its weight grafting rate is 1%, MFI (230℃, 2.16kg) is 40g / 10min; 3phr reinforcing agent N, N'-4, 4'- Diphenylmethane bismaleimide; 23phr filler, of which 23ph r is talc (1000 mesh); 3phr is filler short carbon fiber (fiber diameter 15 microns, fiber length 0.5 mm); silicone coupling agent is aminosilane Coupling agent, the amount of which accounts for 15% by weight of the filler, the catalyst dibutyltin oxide accounts for 10% by weight of the silicone coupling agent; alpha nucleating agent carboxylate metal salt 0.5phr; flow processing aid silicone resin 1.5 phr; The amount of antioxidant 168 added is 1 phr;...
Example Embodiment
[0036] Example 2
[0037] The MFI of high molecular weight isotactic polypropylene is 0.5 and the isotacticity is 96%, the MFI of low molecular weight isotactic polypropylene is 3.0 and the isotacticity is 96%, and the weight ratio of high and low molecular weight polypropylene is 15:85; The weight grafting rate of acetic anhydride grafted polypropylene is 1%, MFI (230℃, 2.16kg) is 30g / 10min, and the adding amount is 10phr; enhancer N,N'-4,4'-diphenylmethane Bima Lyimide 5phr; filler glass fiber (fiber diameter 5 microns) dosage is 18phr; silicone coupling agent is epoxy silane coupling agent, its dosage accounts for 10% of the filler weight, the catalyst dibutyltin dilaurate accounts for organic 13% of the weight of silicon coupling agent; flow processing aid is 1phr of fluoropolymer; α nucleating agent is dibenzylsorbitol or its derivatives, and the added amount is 0.5phr; antioxidant is antioxidant 1010 and The composition of antioxidant 1076, the dosage is 1phr; the pigment is...
Example Embodiment
[0039] Example 3
[0040]The MFI of high molecular weight isotactic polypropylene is 0.5 and the isotacticity is 96%, the MFI of low molecular weight isotactic polypropylene is 3.0 and the isotacticity is 96%, and the weight ratio of high and low molecular weight polypropylene is 30:70; The weight grafting rate of acetic anhydride grafted polypropylene is 1%, MFI (230℃, 2.16kg) is 15g / 10min, and the dosage is 12phr; the reinforcing agent N,N'-m-phenylene bismaleimide 4phr Filler dosage 20phr, of which glass fiber (fiber diameter 5 microns) is 15phr, short carbon fiber (fiber diameter 15 microns, fiber length 0.5 mm) 5phr; silicone coupling agent is acryloxy silane coupling agent, its dosage It accounts for 20% of the filler weight, the catalyst stannous octoate accounts for 10% of the organosilicon coupling agent weight; flow processing aid fluoropolymer 1.5phr; alpha nucleating agent is metal phosphate or its derivative, and the dosage is 0.5 phr; Antioxidant is antioxidant 1076,...
PUM
Property | Measurement | Unit |
---|---|---|
The inside diameter of | 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.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap