Title:
MULTILAYER RUST-PREVENTIVE FILM FOR MOLDING, BOTTOM MATERIAL FOR DEEP-DRAWN PACKAGE AND DEEP-DRAWN PACKAGE
Document Type and Number:
Japanese Patent JP2019155611
Kind Code:
A
Abstract:
To provide a rust-preventive film having rust-preventive effect, gas barrier property and deep drawing moldability and to provide a deep-drawn package using the rust-preventive film.SOLUTION: A multilayer rust-preventive film for molding is a multilayer film composed of at least three layers of an outermost layer, an intermediate layer and an innermost layer and has characteristics as given below: (1) the film has a base material film as the outermost layer and a gas barrier layer as the intermediate layer in which the gas barrier layer ia any of a polyamide-based resin layer, an ethylene/vinyl acetate copolymer saponified product-based resin layer, a layer including a polyamide-based resin and an ethylene/vinyl acetate copolymer saponified product-based resin, or two or more layers thereof; (2) the film contains a volatile rust-preventive agent in the innermost layer: and (3) the innermost layer has heat sealability.SELECTED DRAWING: Figure 1
Inventors:
YAMASUE NAO
YAGI MASAKATSU
YAGI MASAKATSU
Application Number:
JP2018041031A
Publication Date:
September 19, 2019
Filing Date:
March 07, 2018
Export Citation:
Assignee:
MITSUBISHI CHEM CORP
International Classes:
B32B27/18; B32B27/32; B32B27/34; B32B27/36; B65D65/40
Domestic Patent References:
| JPH0413155Y2 | 1992-03-27 | |||
| JPH0234031Y2 | 1990-09-12 | |||
| JP2012061731A | 2012-03-29 | |||
| JPH08104362A | 1996-04-23 | |||
| JP2000190429A | 2000-07-11 | |||
| JP2010234718A | 2010-10-21 | |||
| JP2007230568A | 2007-09-13 |
Foreign References:
| US20120205264A1 | 2012-08-16 |
Attorney, Agent or Firm:
Noriyuki Yamamoto
Akihiko Yamashita
Kishimoto Tatsuto
Akihiko Yamashita
Kishimoto Tatsuto