METHOD FOR SEALING OPENING PORTION OF GLASS BOTTLE AND GOODS MANUFACTURED BY USE OF METHOD

摘要

PROBLEM TO BE SOLVED: To provide a method for sealing an opening of a glass bottle capable of keeping a quality of an enclosed food for a long term by restricting deterioration of sealing strength due to weathering of the glass in enclosing the food in the glass bottle and sealing it and to provide goods manufactured by use of the method. SOLUTION: The method for sealing the opening of the glass bottle comprises a process of applying hot and coating to a portion of the formed opening of the glass bottle to be bonded to a sealing material by use of a tin compound as a coating agent under the state that the portion of the opening is heated at 550 to 650 deg.C, a process of thereafter placing a sealing material coated with a thermoplastic adhesive agent on the opening portion and a process of bonding the sealing material to the opening portion by means of a high frequency means. A tasty food such as instantaneous coffee or the like is enclosed in the glass bottle and is served as goods.