Use of additives for improving processing of polyethylene
By adding compounds such as bisamide, triamide, tetraamide and sorbital to polyethylene, the problem of insufficient melt strength and laminability of polyethylene is solved, and the performance of polyethylene in extrusion technology is significantly improved.
CN119731255APending Publication Date: 2025-03-28MILLIKEN EUROPE PTY LTD
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Patent Information
- Application Number
- CN202380060406.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Priority Date
- 2022-08-19
- Filing Date
- 2023-07-27
- Publication Date
- 2025-03-28
AI Technical Summary
Technical Problem
The prior art is difficult to effectively improve the melt strength, melt elasticity and tensileability of polyethylene, especially in the production process of extruded polyethylene films and fibers.
Method used
The melt strength and elasticity of the polyethylene are improved by adding compounds such as bisamide, triamide, tetraamide and sorbital to the polyethylene.
Benefits of technology
The melt strength and pullability of polyethylene are significantly improved, and the performance in extrusion technology is improved, especially in blown ethylene film production.
✦ Generated by Eureka AI based on patent content.
Abstract
The present invention relates to improvements in the processing of polyethylene. In particular, the use of an additive to increase the melt strength and / or melt elasticity and / or drawability of polyethylene is provided. The additive is selected from at least one compound selected from the group consisting of a bisamide, a triamide, a tetraamide and a sorbitol acetal. The invention also provides a method for increasing melt strength and / or melt elasticity and / or drawability of polyethylene. Also provided is a polyethylene having improved melt strength and / or melt elasticity and / or tensile properties.
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