Paper angle and paper cushion for section bar packaging and production method thereof
Patent Information
- Authority / Receiving Office
- CN · China
- Current Assignee / Owner
- WUHAN FEIXIANG ENVIRONMENT PROTECTION SCI ANDTECH
- Publication Date
- 2006-10-11
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
technical field
[0001] The invention relates to a packaging material for profile packaging and a production method thereof. Background technique
[0002] General industrial paper mold packaging products mostly use the mixed pulp of yellow cardboard and newspaper (or white paper edge). After fixed molding, it requires good compressive strength and cushioning performance, but it does not require flexibility. The requirements are not high. However, the packaging material produced by the present invention needs to be bent and folded at 90°C, and the top is perforated, so that the packaging steel belt can pass through, and it must be suitable for open-air storage, so the packaging material must be flexible, waterproof, and must have a certain tensile strength strength. In order to meet the flexibility requirements, the fiber of the packaging material should be long, so that the product is not easy to break when it is bent and folded. And the existing "a...