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Main functions and technical indicators of PE bags
PE, short for polyethylene, is a thermoplastic resin made by polymerizing ethylene. In industry, it also includes copolymers of ethylene with small amounts of alpha olefins. Polyethylene is odorless, non-toxic, and feels like wax. It has excellent low-temperature resistance (with a minimum operating temperature of -70~-100 ℃),
1years ago
Green packaging will become the mainstream of the packaging industry
The Science and Technology Forum of the China International Fair for Industry and Technology has focused on standardization for 11 consecutive years. This year, attending experts and industrialists have conducted in-depth discussions on topics related to "green packaging", including standards for packaging materials, transportation, and hazardous substance regulations.
1years ago
Why do plastic food packaging bags produce odors and how should they be handled
Food plastic flexible packaging is sometimes rejected by users due to its odor, and there are also incidents of compensation for contaminated food with unpleasant odors inside. The odor of food packaging bags mainly comes from printing ink and ink solvents, or composite adhesives and composite adhesive solvents, with some coming from the inner film of composite packaging.
1years ago
Quality identification method for plastic bags used in daily life
1. Firstly, it is necessary to check whether the appearance of the plastic bag has a "food use" logo. Usually, this logo should be prominently displayed on the front of the packaging bag. Secondly, it depends on the color. Generally speaking, colored plastic bags mostly use recycled waste plastics and cannot be used to store food. For example, some markets use black plastic bags to store fish, shrimp, and other aquatic products or meat, which were originally intended to hold garbage,
1years ago
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