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Title:
BOTTLE CAN EXCELLENT IN CAP-OPENABILITY, AND ITS MANUFACTURING PROCESS
Document Type and Number:
Japanese Patent JP2008056350
Kind Code:
A
Abstract:

To provide a bottle can excellent in its cap-openability, which is free from cracks and/or peel-offs in the protective coating provided on the outer surface side of its screw section, capable of being manufactured with a high productivity through manufacturing processes, enabling the reduction in costs of paint, and which, particularly in the case of a bottle can being sold in a hot vendor of an automatic vending machine, is easy even for old people or children to open the cap.

In the bottle can made of aluminum membrane plate, in which a cylindrical body portion and neck portion are integrally formed, only a top coating paint is used as a paint for the neck of a bottle can, a paint being constituted chiefly of wax-blended polyester resin, with a glass transition temperature (Tg) of the coated film being 60 to 100C.


Inventors:
Kojima, Shinichi
Sakamoto, Riyousuke
Application Number:
JP2007000127654
Publication Date:
March 13, 2008
Filing Date:
May 14, 2007
Export Citation:
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Assignee:
SHOWA ALUMINUM KAN KK
International Classes:
B65D1/12; B05D7/14; B21D51/26; B21D51/38; B65D1/00; B65D1/02; C09D167/00; C09D191/06
Domestic Patent References:
JP2002307604A
JP2004106252A
JP2003246006A
JP2006137846A
JP2003034322A
Attorney, Agent or Firm:
寺田 實