Title:
BARRIER PAPER PACKAGING MATERIAL
Document Type and Number:
WIPO Patent Application WO/2013/069788
Kind Code:
A1
Abstract:
A barrier paper packaging material which comprises a paper base and, formed thereon, a plurality of coating layers comprising a water-vapor-barrier layer and a gas-barrier layer formed on the water-vapor-barrier layer, wherein the coating layers are coating layers each formed using as a binder resin either a water-soluble polymer or a polymer suspendable in water. The barrier paper packaging material combines excellent gas-barrier properties with excellent water-vapor-barrier properties.
Inventors:
OKAMOTO MASASHI (JP)
NODA TAKAHARU (JP)
NAKAYAMA TAKESHI (JP)
KATO MASATSUGU (JP)
CHATANI AKINOBU (JP)
FUKUNAGA MASAAKI (JP)
SATO YUKIKO (JP)
HAYAKAWA JUNICHI (JP)
NODA TAKAHARU (JP)
NAKAYAMA TAKESHI (JP)
KATO MASATSUGU (JP)
CHATANI AKINOBU (JP)
FUKUNAGA MASAAKI (JP)
SATO YUKIKO (JP)
HAYAKAWA JUNICHI (JP)
Application Number:
PCT/JP2012/079176
Publication Date:
May 16, 2013
Filing Date:
November 09, 2012
Export Citation:
Assignee:
JUJO PAPER CO LTD (JP)
International Classes:
B32B29/00; B65D65/40
Foreign References:
| JP2008087784A | 2008-04-17 | |||
| JP2000177244A | 2000-06-27 | |||
| JP2005162213A | 2005-06-23 | |||
| JP2000303386A | 2000-10-31 | |||
| JP2004017993A | 2004-01-22 | |||
| JP2002326321A | 2002-11-12 | |||
| JP2009184138A | 2009-08-20 | |||
| JP2003094574A | 2003-04-03 | |||
| JP2005162213A | 2005-06-23 |
Other References:
See also references of EP 2777934A4
Attorney, Agent or Firm:
HASEBE Zentaro et al. (JP)
Zentaro Hasebe (JP)
Zentaro Hasebe (JP)
Download PDF:
Claims:
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