Seal insert molecular bonded to bottle
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United States of America
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Mar 11, 2025
Grant Date -
Jul 18, 2024
app pub date -
Jan 11, 2024
filing date -
Jan 11, 2024
priority date (Note) -
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Abstract
A method of sealing a bottle includes providing a bottle having a bottle body, a neck, a bottle opening, and a bottle main cavity. The neck has a neck inner radial surface and an opposing neck outer radial surface. The neck has a neck annular top surface. The bottle is formed of a thermoplastic material. The method includes providing a seal insert having a cylindrical skirt, a circular flange, a pull-tab, and a sealing deck. The cylindrical skirt has an insert inner radial surface and an insert outer radial surface. The circular flange has a flange outer edge, a flange annular top surface and a flange annular bottom surface. The seal insert is formed of a thermoplastic material. The method includes molecular bonding the flange annular bottom surface directly to the neck annular top surface. The method includes providing a closure and attaching the closure to the bottle.
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