Color-changeable cover and manufacturing method thereof

By integrating ultraviolet and temperature-responsive color-changing films on the lid, the problem of non-intuitive prompts on existing lids is solved, and intuitive prompts and anti-counterfeiting functions are achieved in different environments.

CN120646384APending Publication Date: 2025-09-16REGO PACKING GZ IND CO LTD
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Patent Information

Application Number
CN202511042593.2
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-07-28
Publication Date
2025-09-16

AI Technical Summary

Technical Problem

The storage prompts on existing lids are not intuitive enough and are easily ignored, resulting in improper storage environment and deterioration of items.

Method used

A color-changing lid is designed, which uses ultraviolet-responsive color-changing sheets and temperature-responsive color-changing sheets to provide intuitive color cues by sensing ultraviolet and temperature changes.

Benefits of technology

It effectively reminds users to protect themselves from the sun or store food and medicine appropriately outdoors to prevent spoilage and enhance anti-counterfeiting identification.

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Abstract

The invention relates to the technical field of color-changing covers, and discloses a color-changing cover and a manufacturing method thereof.The color-changing cover comprises a cover body, a plurality of mounting grooves are distributed in the outer side of the cover body, first color-changing pieces are arranged in one part of the mounting grooves, and second color-changing pieces are arranged in the other part of the mounting grooves; the first color-changing sheet is an ultraviolet response color-changing sheet or a temperature response color-changing sheet, and the second color-changing sheet is an ultraviolet response color-changing sheet or a temperature response color-changing sheet. The temperature response color-changing piece or the ultraviolet response color-changing piece can be selected to be used according to the storage environment and the use environment of different articles, the color change is visually prompted to people by sensing the change of ultraviolet light or temperature, and when the color-changing piece is applied to the carry-on articles, the color-changing piece can effectively prompt people to pay attention to sun protection outdoors. When applied to the fields of food, medicine and the like, the device can prompt people to place the food or the medicine in a proper storage environment to prevent the food or the medicine from going bad.
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