Title:
GAS BARRIER FILM, LAMINATE, AND PACKAGING MATERIAL
Document Type and Number:
WIPO Patent Application WO/2022/270491
Kind Code:
A1
Abstract:
A gas barrier film according to the present invention comprises a substrate having polyethylene as a main resin component, and an inorganic oxide layer or oxygen barrier membrane formed on a first surface side of the substrate. The probe descent temperature on the first surface side of the substrate is 180ºC or less, and polyethylene accounts for 90 mass% or greater of the entire gas barrier film.
Inventors:
TAKEI RYO (JP)
YAMADA MIKINORI (JP)
YAMADA MIKINORI (JP)
Application Number:
PCT/JP2022/024649
Publication Date:
December 29, 2022
Filing Date:
June 21, 2022
Export Citation:
Assignee:
TOPPAN INC (JP)
International Classes:
B32B9/00; B32B27/32; B65D65/40; C08L23/04; C09J7/30
Domestic Patent References:
| WO2021029156A1 | 2021-02-18 | |||
| WO2019189092A1 | 2019-10-03 | |||
| WO2003009998A1 | 2003-02-06 |
Foreign References:
| JP2013022918A | 2013-02-04 | |||
| JP2019171861A | 2019-10-10 | |||
| JP2000355068A | 2000-12-26 | |||
| JP2004203023A | 2004-07-22 | |||
| JP2001157705A | 2001-06-12 | |||
| US20190022988A1 | 2019-01-24 | |||
| US20110226723A1 | 2011-09-22 | |||
| JP2021102658A | 2021-07-15 | |||
| JP6191221B2 | 2017-09-06 | |||
| JP2000254994A | 2000-09-19 | |||
| JP4373797B2 | 2009-11-25 | |||
| JP2020055157A | 2020-04-09 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
Download PDF: