Cigarette case and manufacturing process thereof

By using pulp or plant fiber materials in the cigarette box and heating and fusing the waterproof film, the problem of cigarette boxes isolating water vapor is solved, and the design of environmentally friendly, moisture-proof and diversified shapes of cigarette boxes is realized, which prolongs the storage time of cigarettes and reduces the cost of cigarettes. cost.

CN111907938AInactive Publication Date: 2020-11-10SHANGHAI NEW TOBACCO PRODUCTS RESEARCH INSTITUTE CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
SHANGHAI NEW TOBACCO PRODUCTS RESEARCH INSTITUTE CO LTD
Filing Date
2019-05-08
Publication Date
2020-11-10
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

⚠Technical Problem

Existing cigarette boxes cannot effectively isolate water vapor in the air while preventing mildew, causing the tobacco part of the heat-not-burn cigarette to absorb moisture, affecting the user experience, and traditional materials are not environmentally friendly.

⚗Method used

Cigarette boxes made of pulp or plant fiber, with a waterproof film attached to the outer surface and/or inner surface, laminated by hot melt, combined with environmentally friendly materials such as EVOH, PP, PA, PE and other waterproof films, and dried and shaped by hot pressing Made into molded products, the lid structure is designed to be torn apart and bonded repeatedly.

🎯Benefits of technology

It achieves excellent moisture-proof performance of the cigarette box, prolongs the storage time of cigarettes and avoids mildew. At the same time, it uses environmentally friendly materials, reduces production costs and adapts to different shape requirements.

✦ Generated by Eureka AI based on patent content.
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Abstract

The invention provides a cigarette case and a manufacturing process thereof. The cigarette case comprises a case body and a case cover comprising a damp-proof layer or a moisture-proof layer, whereinthe case body is made of paper pulp raw materials or plant fibers, a waterproof film is pasted to the outer surface and / or the inner surface of the case body, and the waterproof film can be attached to the outer surface and / or the inner surface of the case body in a hot melting manner. According to the cigarette case, excellent moisture resistance can be guaranteed while environment-friendly materials are used. Through the hot melting manner, tight fitting and wrapping of the case body by the waterproof film can be ensured.
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