A kind of pvc film preparation and processing system and preparation and processing method
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- 东阳市旺盛塑胶有限公司
- Publication Date
- 2022-07-15
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Abstract
Description
technical field
[0001] The invention relates to the technical field of PVC film production and preparation, in particular to a PVC film preparation and processing system and a preparation and processing method. Background technique
[0002] PVC is one of the five general-purpose synthetic resins in synthetic materials. Its output is second only to polyethylene. It is widely used in the construction industry, packaging materials, household daily necessities and automobile industries. The main component of PVC film is polyvinyl chloride, and other components are added to Enhance its heat resistance, toughness, ductility, etc. The top layer of this surface film is paint, the main component in the middle is polyvinyl chloride, and the bottom layer is back-coated adhesive. After the PVC film is wound, it needs to be cut into PVC film rolls of the same length to facilitate Packaging of PVC film.
[0003] However, the current PVC film rolls have the following problems when cuttin...