Title:
FLEXIBLE PACKAGING BAG HAVING A NON-RETURN FUNCTION NOZZLE, AND LIQUID-SUBSTANCE FILLING/PACKAGING STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2010/004853
Kind Code:
A1
Abstract:
Disclosed is a non-self-standing type flexible packaging bag comprising a film-shaped non-return pouring nozzle which is excellent not only in a non-return function characteristic and lubricant starvation but also in the pouring characteristic (capable of pouring a packaged substance smoothly to the last) of a packaged liquid substance filled. The flexible packaging bag is provided with the film-shaped non-return pouring nozzle protruding from any of the position of the side, the corner or the top of a packaging bag body. The film-shaped non-return pouring nozzle is provided, on the outer surface, with a coated layer of a water-repelling substance or an oil-repelling substance and, on the inner face of a pouring passage, with a wet-treated layer.
Inventors:
FUTASE KATSUNORI (JP)
Application Number:
PCT/JP2009/061264
Publication Date:
January 14, 2010
Filing Date:
June 15, 2009
Export Citation:
Assignee:
YUSHIN CO LTD (JP)
FUTASE KATSUNORI (JP)
FUTASE KATSUNORI (JP)
International Classes:
B65D33/38; B65D30/16
Foreign References:
| JP2005059958A | 2005-03-10 | |||
| JPH06156512A | 1994-06-03 | |||
| JP2003267446A | 2003-09-25 | |||
| JPH0453644U | 1992-05-07 | |||
| JP2001261065A | 2001-09-26 | |||
| JP2005015029A | 2005-01-20 | |||
| JP2005059958A | 2005-03-10 | |||
| JP2004196364A | 2004-07-15 |
Other References:
See also references of EP 2308766A4
Attorney, Agent or Firm:
OGAWA, Junzo et al. (8-9 Ginza 2-chome, Chuo-k, Tokyo 61, JP)
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